Updated KivyMD

sbapp/kivymd/__init__.py

@@ -49,6 +49,9 @@ images_path = os.path.join(path, f"images{os.sep}")
 uix_path = os.path.join(path, "uix")
 """Path to uix directory."""
 
+glsl_path = os.path.join(path, "data", "glsl")
+"""Path to glsl directory."""
+
 _log_message = (
     "KivyMD:"
     + (" Release" if release else "")

sbapp/kivymd/app.py

@@ -43,9 +43,10 @@ __all__ = ("MDApp",)
 import os
 
 from kivy.app import App
+from kivy.clock import Clock
 from kivy.lang import Builder
 from kivy.logger import Logger
-from kivy.properties import ObjectProperty
+from kivy.properties import ObjectProperty, StringProperty
 
 from kivymd.theming import ThemeManager
 
@@ -56,13 +57,16 @@ class FpsMonitoring:
     def fps_monitor_start(self) -> None:
         """Adds a monitor to the main application window."""
 
-        from kivy.core.window import Window
+        def add_monitor(*args):
+            from kivy.core.window import Window
 
-        from kivymd.utils.fpsmonitor import FpsMonitor
+            from kivymd.utils.fpsmonitor import FpsMonitor
 
-        monitor = FpsMonitor()
-        monitor.start()
-        Window.add_widget(monitor)
+            monitor = FpsMonitor()
+            monitor.start()
+            Window.add_widget(monitor)
+
+        Clock.schedule_once(add_monitor)
 
 
 class MDApp(App, FpsMonitoring):
@@ -71,6 +75,16 @@ class MDApp(App, FpsMonitoring):
     information.
     """
 
+    icon = StringProperty("kivymd/images/logo/kivymd-icon-512.png")
+    """
+    See :attr:`~kivy.app.App.icon` attribute for more information.
+
+    .. versionadded:: 1.1.0
+
+    :attr:`icon` is an :class:`~kivy.properties.StringProperty`
+    adn default to `kivymd/images/logo/kivymd-icon-512.png`.
+    """
+
     theme_cls = ObjectProperty()
     """
     Instance of :class:`~ThemeManager` class.

sbapp/kivymd/color_definitions.py

@@ -412,7 +412,7 @@ To demonstrate the shades of the palette, you can run the following code:
             self.screen = Factory.Root()
 
             for name_tab in colors.keys():
-                tab = Tab(text=name_tab)
+                tab = Tab(title=name_tab)
                 self.screen.ids.android_tabs.add_widget(tab)
             return self.screen
 
@@ -427,7 +427,7 @@ To demonstrate the shades of the palette, you can run the following code:
                     {
                         "viewclass": "ItemColor",
                         "md_bg_color": colors[tab_text][value_color],
-                        "text": value_color,
+                        "title": value_color,
                     }
                 )
 

sbapp/kivymd/data/glsl/elevation/elevation.frag

@@ -0,0 +1,51 @@
+/*
+The shader code has been refactored for the KivyMD library.
+You can find the original code of this shaders at the links:
+
+https://www.shadertoy.com/view/WtdSDs
+https://www.shadertoy.com/view/fsdyzB
+
+Additional thanks to iq for optimizing conditional block for individual
+corner radius:
+https://iquilezles.org/articles/distfunctions
+*/
+
+// For lower opengl version
+
+float custom_smoothstep(float a, float b, float x) {
+    float t = clamp((x - a) / (b - a), 0.0, 1.0);
+    return t * t * (3.0 - 2.0 * t);
+}
+
+float roundedBoxSDF(vec2 centerPosition, vec2 size, vec4 radius) {
+    radius.xy = (centerPosition.x > 0.0) ? radius.xy : radius.zw;
+    radius.x = (centerPosition.y > 0.0) ? radius.x : radius.y;
+
+    vec2 q = abs(centerPosition) - (size - shadow_softness) + radius.x;
+    return min(max(q.x, q.y), 0.0) + length(max(q, 0.0)) - radius.x;
+}
+
+void mainImage(out vec4 fragColor, in vec2 fragCoord) {
+    // Smooth the result (free antialiasing).
+    float edge0 = 0.0;
+    float smoothedAlpha = 1.0 - custom_smoothstep(0.0, edge0, 1.0);
+    // Get the resultant shape.
+    vec4 quadColor = mix(
+        vec4(
+            shadow_color[0],
+            shadow_color[1],
+            shadow_color[2],
+            0.0
+        ),
+        shadow_color,
+        smoothedAlpha
+    );
+    // Apply a drop shadow effect.
+    float shadowDistance = roundedBoxSDF(
+        fragCoord.xy - mouse.xy - (size / 2.0), size / 2.0, shadow_radius
+    );
+    float shadowAlpha = 1.0 - custom_smoothstep(
+        -shadow_softness, shadow_softness, shadowDistance
+    );
+    fragColor = mix(quadColor, shadow_color, shadowAlpha - smoothedAlpha);
+}

sbapp/kivymd/data/glsl/elevation/header.frag

@@ -0,0 +1,10 @@
+#ifdef GL_ES
+    precision highp float;
+#endif
+
+uniform vec4 resolution;
+uniform vec4 mouse;
+uniform vec2 size;
+uniform vec4 shadow_radius;
+uniform float shadow_softness;
+uniform vec4 shadow_color;

sbapp/kivymd/data/glsl/elevation/main.frag

@@ -0,0 +1,10 @@
+vec2 gfc(in vec4 fc) {
+	vec2 canvas_pos = resolution.zw;
+	vec2 uv = fc.xy;
+    uv.y -= canvas_pos.y;
+	return uv;
+}
+
+void main(void) {
+    mainImage(gl_FragColor, gfc(gl_FragCoord));
+}

sbapp/kivymd/images/quad_shadow.atlas

@@ -1 +0,0 @@
-{"quad_shadow-1.png": {"20": [2, 136, 128, 128], "21": [132, 136, 128, 128], "22": [262, 136, 128, 128], "23": [2, 6, 128, 128], "19": [132, 266, 128, 128], "18": [2, 266, 128, 128], "1": [262, 266, 128, 128], "3": [262, 6, 128, 128], "2": [132, 6, 128, 128]}, "quad_shadow-0.png": {"11": [262, 266, 128, 128], "10": [132, 266, 128, 128], "13": [132, 136, 128, 128], "12": [2, 136, 128, 128], "15": [2, 6, 128, 128], "14": [262, 136, 128, 128], "17": [262, 6, 128, 128], "16": [132, 6, 128, 128], "0": [2, 266, 128, 128]}, "quad_shadow-2.png": {"5": [132, 266, 128, 128], "4": [2, 266, 128, 128], "7": [2, 136, 128, 128], "6": [262, 266, 128, 128], "9": [262, 136, 128, 128], "8": [132, 136, 128, 128]}}

sbapp/kivymd/images/rec_shadow.atlas

@@ -1 +0,0 @@
-{"rec_shadow-1.png": {"20": [2, 266, 256, 128], "21": [260, 266, 256, 128], "22": [518, 266, 256, 128], "23": [776, 266, 256, 128], "3": [260, 136, 256, 128], "2": [2, 136, 256, 128], "5": [776, 136, 256, 128], "4": [518, 136, 256, 128], "7": [260, 6, 256, 128], "6": [2, 6, 256, 128], "9": [776, 6, 256, 128], "8": [518, 6, 256, 128]}, "rec_shadow-0.png": {"11": [518, 266, 256, 128], "10": [260, 266, 256, 128], "13": [2, 136, 256, 128], "12": [776, 266, 256, 128], "15": [518, 136, 256, 128], "14": [260, 136, 256, 128], "17": [2, 6, 256, 128], "16": [776, 136, 256, 128], "19": [518, 6, 256, 128], "18": [260, 6, 256, 128], "1": [776, 6, 256, 128], "0": [2, 266, 256, 128]}}

sbapp/kivymd/images/rec_st_shadow.atlas

@@ -1 +0,0 @@
-{"rec_st_shadow-0.png": {"11": [262, 138, 128, 256], "10": [132, 138, 128, 256], "13": [522, 138, 128, 256], "12": [392, 138, 128, 256], "15": [782, 138, 128, 256], "14": [652, 138, 128, 256], "16": [912, 138, 128, 256], "0": [2, 138, 128, 256]}, "rec_st_shadow-1.png": {"20": [522, 138, 128, 256], "21": [652, 138, 128, 256], "17": [2, 138, 128, 256], "23": [912, 138, 128, 256], "19": [262, 138, 128, 256], "18": [132, 138, 128, 256], "22": [782, 138, 128, 256], "1": [392, 138, 128, 256]}, "rec_st_shadow-2.png": {"3": [132, 138, 128, 256], "2": [2, 138, 128, 256], "5": [392, 138, 128, 256], "4": [262, 138, 128, 256], "7": [652, 138, 128, 256], "6": [522, 138, 128, 256], "9": [912, 138, 128, 256], "8": [782, 138, 128, 256]}}

sbapp/kivymd/images/round_shadow.atlas

@@ -1 +0,0 @@
-{"round_shadow-1.png": {"20": [2, 136, 128, 128], "21": [132, 136, 128, 128], "22": [262, 136, 128, 128], "23": [2, 6, 128, 128], "19": [132, 266, 128, 128], "18": [2, 266, 128, 128], "1": [262, 266, 128, 128], "3": [262, 6, 128, 128], "2": [132, 6, 128, 128]}, "round_shadow-0.png": {"11": [262, 266, 128, 128], "10": [132, 266, 128, 128], "13": [132, 136, 128, 128], "12": [2, 136, 128, 128], "15": [2, 6, 128, 128], "14": [262, 136, 128, 128], "17": [262, 6, 128, 128], "16": [132, 6, 128, 128], "0": [2, 266, 128, 128]}, "round_shadow-2.png": {"5": [132, 266, 128, 128], "4": [2, 266, 128, 128], "7": [2, 136, 128, 128], "6": [262, 266, 128, 128], "9": [262, 136, 128, 128], "8": [132, 136, 128, 128]}}

sbapp/kivymd/tests/pyinstaller/test_pyinstaller_packaging.py

@@ -35,8 +35,15 @@ assert "Icons" in LabelBase._fonts.keys()  # NOQA
 
 images = os.listdir(kivymd.images_path)
 print(images)
+assert "logo" in images
+assert "alpha_layer.png" in images
+assert "black.png" in images
+assert "blue.png" in images
+assert "red.png" in images
+assert "green.png" in images
+assert "yellow.png" in images
 assert "folder.png" in images
-assert "rec_shadow.atlas" in images
+assert "transparent.png" in images
 """
     )
     pyi_main.run(

sbapp/kivymd/tests/test_create_project.py

@@ -1,14 +1,13 @@
 def test_create_project():
     import os
-    import sys
 
     os.system(
-        f"{sys.executable} -m kivymd.tools.patterns.create_project "
+        f"python3.10 -m kivymd.tools.patterns.create_project "
         f"MVC "
         f"{os.path.expanduser('~')} "
         f"TestProject "
-        f"{sys.executable} "
-        f"master "
+        f"python3.10 "
+        f"stable "
         f"--name_screen TestProjectScreen "
         f"--name_database restdb "
         f"--use_hotreload yes"

sbapp/kivymd/theming.py

@@ -212,9 +212,8 @@ respects, the theming stays as documented.
     dictionary :attr:`kivymd.color_definition.colors`.
 """
 
-
+from kivy.animation import Animation
 from kivy.app import App
-from kivy.atlas import Atlas
 from kivy.clock import Clock
 from kivy.core.window import Window
 from kivy.event import EventDispatcher
@@ -224,13 +223,13 @@ from kivy.properties import (
     BooleanProperty,
     ColorProperty,
     DictProperty,
+    NumericProperty,
     ObjectProperty,
     OptionProperty,
     StringProperty,
 )
 from kivy.utils import get_color_from_hex
 
-from kivymd import images_path
 from kivymd.color_definitions import colors, hue, palette
 from kivymd.font_definitions import theme_font_styles
 from kivymd.material_resources import DEVICE_IOS, DEVICE_TYPE
@@ -624,6 +623,152 @@ class ThemeManager(EventDispatcher):
     and defaults to `'M2'`.
     """
 
+    theme_style_switch_animation = BooleanProperty(False)
+    """
+    Animate app colors when switching app color scheme ('Dark/light').
+
+    .. versionadded:: 1.1.0
+
+    .. tabs::
+
+        .. tab:: Declarative KV style
+
+            .. code-block:: python
+
+                from kivy.lang import Builder
+
+                from kivymd.app import MDApp
+
+                KV = '''
+                MDScreen:
+
+                    MDCard:
+                        orientation: "vertical"
+                        padding: 0, 0, 0 , "36dp"
+                        size_hint: .5, .5
+                        pos_hint: {"center_x": .5, "center_y": .5}
+                        elevation: 4
+                        shadow_radius: 6
+                        shadow_offset: 0, 2
+
+                        MDLabel:
+                            text: "Theme style - {}".format(app.theme_cls.theme_style)
+                            halign: "center"
+                            valign: "center"
+                            bold: True
+                            font_style: "H5"
+
+                        MDRaisedButton:
+                            text: "Set theme"
+                            on_release: app.switch_theme_style()
+                            pos_hint: {"center_x": .5}
+                '''
+
+
+                class Example(MDApp):
+                    def build(self):
+                        self.theme_cls.theme_style_switch_animation = True
+                        self.theme_cls.theme_style = "Dark"
+                        self.theme_cls.primary_palette = "Orange"
+                        return Builder.load_string(KV)
+
+                    def switch_theme_style(self):
+                        self.theme_cls.primary_palette = (
+                            "Orange" if self.theme_cls.primary_palette == "Red" else "Red"
+                        )
+                        self.theme_cls.theme_style = (
+                            "Dark" if self.theme_cls.theme_style == "Light" else "Light"
+                        )
+
+
+                Example().run()
+
+        .. tab:: Declarative python style
+
+            .. code-block:: python
+
+                from kivymd.app import MDApp
+                from kivymd.uix.button import MDRaisedButton
+                from kivymd.uix.card import MDCard
+                from kivymd.uix.label import MDLabel
+                from kivymd.uix.screen import MDScreen
+
+
+                class Example(MDApp):
+                    def build(self):
+                        self.theme_cls.theme_style_switch_animation = True
+                        self.theme_cls.theme_style = "Dark"
+                        self.theme_cls.primary_palette = "Orange"
+                        return (
+                            MDScreen(
+                                MDCard(
+                                    MDLabel(
+                                        id="label",
+                                        text="Theme style - {}".format(self.theme_cls.theme_style),
+                                        halign="center",
+                                        valign="center",
+                                        bold=True,
+                                        font_style="H5",
+                                    ),
+                                    MDRaisedButton(
+                                        text="Set theme",
+                                        on_release=self.switch_theme_style,
+                                        pos_hint={"center_x": 0.5},
+                                    ),
+                                    id="card",
+                                    orientation="vertical",
+                                    padding=(0, 0, 0, "36dp"),
+                                    size_hint=(0.5, 0.5),
+                                    pos_hint={"center_x": 0.5, "center_y": 0.5},
+                                    elevation=4,
+                                    shadow_radius=6,
+                                    shadow_offset=(0, 2),
+                                )
+                            )
+                        )
+
+                    def switch_theme_style(self, *args):
+                        self.theme_cls.primary_palette = (
+                            "Orange" if self.theme_cls.primary_palette == "Red" else "Red"
+                        )
+                        self.theme_cls.theme_style = (
+                            "Dark" if self.theme_cls.theme_style == "Light" else "Light"
+                        )
+                        self.root.ids.card.ids.label.text = (
+                            "Theme style - {}".format(self.theme_cls.theme_style)
+                        )
+
+
+                Example().run()
+
+    .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/theme-style-switch-animation.gif
+        :align: center
+
+    :attr:`theme_style_switch_animation` is an :class:`~kivy.properties.BooleanProperty`
+    and defaults to `False`.
+    """
+
+    theme_style_switch_animation_duration = NumericProperty(0.2)
+    """
+    Duration of the animation of switching the color scheme of the application
+    ("Dark/light").
+
+    .. versionadded:: 1.1.0
+
+    .. code-block:: python
+
+        class Example(MDApp):
+            def build(self):
+                self.theme_cls.theme_style_switch_animation = True
+                self.theme_cls.theme_style_switch_animation_duration = 0.8
+
+    .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/theme-style-switch-animation-duration.gif
+        :align: center
+
+    :attr:`theme_style_switch_animation_duration` is an :class:`~kivy.properties.NumericProperty`
+    and defaults to `0.2`.
+    """
+
     theme_style = OptionProperty("Light", options=["Light", "Dark"])
     """
     App theme style.
@@ -1184,14 +1329,22 @@ class ThemeManager(EventDispatcher):
         ):
             self.set_clearcolor_by_theme_style(theme_style)
 
-    set_clearcolor = BooleanProperty(True)
+    _set_clearcolor = False
 
     def set_clearcolor_by_theme_style(self, theme_style):
-        if not self.set_clearcolor:
-            return
-        Window.clearcolor = get_color_from_hex(
-            self.colors[theme_style]["Background"]
-        )
+        if self.theme_style_switch_animation and self._set_clearcolor:
+            Animation(
+                clearcolor=get_color_from_hex(
+                    self.colors[theme_style]["Background"]
+                ),
+                d=self.theme_style_switch_animation_duration,
+                t="linear",
+            ).start(Window)
+        else:
+            Window.clearcolor = get_color_from_hex(
+                self.colors[theme_style]["Background"]
+            )
+            self._set_clearcolor = True
 
     # Font name, size (sp), always caps, letter spacing (sp).
     font_styles = DictProperty(
@@ -1398,10 +1551,6 @@ class ThemeManager(EventDispatcher):
 
     def __init__(self, **kwargs):
         super().__init__(**kwargs)
-        self.rec_shadow = Atlas(f"{images_path}rec_shadow.atlas")
-        self.rec_st_shadow = Atlas(f"{images_path}rec_st_shadow.atlas")
-        self.quad_shadow = Atlas(f"{images_path}quad_shadow.atlas")
-        self.round_shadow = Atlas(f"{images_path}round_shadow.atlas")
         Clock.schedule_once(lambda x: self.on_theme_style(0, self.theme_style))
         self._determine_device_orientation(None, Window.size)
         Window.bind(size=self._determine_device_orientation)
@@ -1487,6 +1636,16 @@ class ThemableBehavior(EventDispatcher):
     """
 
     def __init__(self, **kwargs):
+        self.unbind_properties = [
+            "theme_style",
+            "material_style",
+            "device_orientation",
+            "primary_color",
+            "primary_palette",
+            "accent_palette",
+            "text_color",
+        ]
+
         if self.theme_cls is not None:
             pass
         else:
@@ -1507,3 +1666,24 @@ class ThemableBehavior(EventDispatcher):
                 )
             self.theme_cls = App.get_running_app().theme_cls
         super().__init__(**kwargs)
+
+    def dec_disabled(self, *args, **kwargs) -> None:
+        callabacks = self.theme_cls.get_property_observers("theme_style")
+
+        for callaback in callabacks:
+            try:
+                if hasattr(callaback, "proxy") and hasattr(
+                    callaback.proxy, "theme_cls"
+                ):
+                    for property_name in self.unbind_properties:
+                        self.theme_cls.unbind(
+                            **{
+                                property_name: getattr(
+                                    callaback.proxy, callaback.method_name
+                                )
+                            }
+                        )
+            except ReferenceError:
+                pass
+
+        super().dec_disabled(*args, **kwargs)

sbapp/kivymd/tools/packaging/pyinstaller/hook-kivymd.py

@@ -13,6 +13,18 @@ from pathlib import Path
 import kivymd
 
 datas = [
+    # Add `.frag` files from the `kivymd/data/glsl/elevation` directory.
+    (
+        str(Path(kivymd.glsl_path).joinpath("elevation")) + os.sep,
+        str(
+            Path("kivymd").joinpath(
+                str(Path(kivymd.glsl_path)).split(str(Path("kivymd")) + os.sep)[
+                    1
+                ]
+                + f"{os.sep}elevation"
+            )
+        ),
+    ),
     # Add `.ttf` files from the `kivymd/fonts` directory.
     (
         kivymd.fonts_path,

sbapp/kivymd/uix/backdrop/backdrop.kv

@@ -35,8 +35,8 @@
             if not root.front_layer_color \
             else root.front_layer_color
         radius:
-            [root.radius_left, root.radius_left,
-            root.radius_right, root.radius_right]
+            [root.radius_left, root.radius_right,
+            0, 0]
 
         OneLineListItem:
             id: header_button

sbapp/kivymd/uix/backdrop/backdrop.py

@@ -202,7 +202,6 @@ from kivy.uix.boxlayout import BoxLayout
 
 from kivymd import uix_path
 from kivymd.theming import ThemableBehavior
-from kivymd.uix.behaviors import FakeRectangularElevationBehavior
 from kivymd.uix.boxlayout import MDBoxLayout
 from kivymd.uix.card import MDCard
 from kivymd.uix.floatlayout import MDFloatLayout
@@ -528,5 +527,5 @@ class _BackLayer(BoxLayout):
     pass
 
 
-class _FrontLayer(MDCard, FakeRectangularElevationBehavior):
+class _FrontLayer(MDCard):
     pass

sbapp/kivymd/uix/banner/banner.py

@@ -35,7 +35,7 @@ Usage
         MDTopAppBar:
             id: toolbar
             title: "Example Banners"
-            elevation: 10
+            elevation: 4
             pos_hint: {'top': 1}
 
         MDBoxLayout:
@@ -157,7 +157,6 @@ from kivy.properties import (
 from kivy.uix.widget import Widget
 
 from kivymd import uix_path
-from kivymd.uix.behaviors import FakeRectangularElevationBehavior
 from kivymd.uix.boxlayout import MDBoxLayout
 from kivymd.uix.button import MDFlatButton
 from kivymd.uix.card import MDCard
@@ -177,7 +176,7 @@ with open(
     Builder.load_string(kv_file.read())
 
 
-class MDBanner(MDCard, FakeRectangularElevationBehavior):
+class MDBanner(MDCard):
     vertical_pad = NumericProperty(dp(68))
     """
     Indent the banner at the top of the screen.

sbapp/kivymd/uix/behaviors/__init__.py

@@ -11,18 +11,20 @@ from .backgroundcolor_behavior import (
 )
 
 # flake8: NOQA
-from .declarative_bahavior import DeclarativeBehavior
+from .declarative_behavior import DeclarativeBehavior
 from .elevation import (
     CircularElevationBehavior,
     CommonElevationBehavior,
     FakeCircularElevationBehavior,
     FakeRectangularElevationBehavior,
-    ObservableShadow,
     RectangularElevationBehavior,
     RoundedRectangularElevationBehavior,
 )
 from .magic_behavior import MagicBehavior
 from .ripple_behavior import CircularRippleBehavior, RectangularRippleBehavior
+from .rotate_behavior import RotateBehavior
+from .scale_behavior import ScaleBehavior
+from .stencil_behavior import StencilBehavior
 from .touch_behavior import TouchBehavior
 
 from .hover_behavior import HoverBehavior  # isort:skip

sbapp/kivymd/uix/behaviors/backgroundcolor_behavior.py

@@ -7,8 +7,9 @@ Behaviors/Background Color
 
 __all__ = ("BackgroundColorBehavior", "SpecificBackgroundColorBehavior")
 
-from typing import List
+from typing import List, Union
 
+from kivy.animation import Animation
 from kivy.lang import Builder
 from kivy.properties import (
     ColorProperty,
@@ -24,8 +25,6 @@ from kivy.utils import get_color_from_hex
 from kivymd.color_definitions import hue, palette, text_colors
 from kivymd.theming import ThemeManager
 
-from .elevation import CommonElevationBehavior
-
 Builder.load_string(
     """
 #:import RelativeLayout kivy.uix.relativelayout.RelativeLayout
@@ -38,7 +37,7 @@ Builder.load_string(
             angle: self.angle
             origin: self._background_origin
         Color:
-            rgba: self.md_bg_color
+            rgba: self._md_bg_color
         RoundedRectangle:
             group: "Background_instruction"
             size: self.size
@@ -67,7 +66,7 @@ Builder.load_string(
 )
 
 
-class BackgroundColorBehavior(CommonElevationBehavior):
+class BackgroundColorBehavior:
     background = StringProperty()
     """
     Background image path.
@@ -153,15 +152,26 @@ class BackgroundColorBehavior(CommonElevationBehavior):
 
     _background_x = NumericProperty(0)
     _background_y = NumericProperty(0)
-    _background_origin = ReferenceListProperty(
-        _background_x,
-        _background_y,
-    )
+    _background_origin = ReferenceListProperty(_background_x, _background_y)
+    _md_bg_color = ColorProperty([0, 0, 0, 0])
 
     def __init__(self, **kwarg):
         super().__init__(**kwarg)
         self.bind(pos=self.update_background_origin)
 
+    def on_md_bg_color(self, instance_md_widget, color: Union[list, str]):
+        if (
+            hasattr(self, "theme_cls")
+            and self.theme_cls.theme_style_switch_animation
+        ):
+            Animation(
+                _md_bg_color=color,
+                d=self.theme_cls.theme_style_switch_animation_duration,
+                t="linear",
+            ).start(self)
+        else:
+            self._md_bg_color = color
+
     def update_background_origin(
         self, instance_md_widget, pos: List[float]
     ) -> None:
@@ -206,12 +216,14 @@ class SpecificBackgroundColorBehavior(BackgroundColorBehavior):
         super().__init__(**kwargs)
         if hasattr(self, "theme_cls"):
             self.theme_cls.bind(
-                primary_palette=self._update_specific_text_color
+                primary_palette=self._update_specific_text_color,
+                accent_palette=self._update_specific_text_color,
+                theme_style=self._update_specific_text_color,
             )
-            self.theme_cls.bind(accent_palette=self._update_specific_text_color)
-            self.theme_cls.bind(theme_style=self._update_specific_text_color)
-        self.bind(background_hue=self._update_specific_text_color)
-        self.bind(background_palette=self._update_specific_text_color)
+        self.bind(
+            background_hue=self._update_specific_text_color,
+            background_palette=self._update_specific_text_color,
+        )
         self._update_specific_text_color(None, None)
 
     def _update_specific_text_color(
@@ -234,5 +246,17 @@ class SpecificBackgroundColorBehavior(BackgroundColorBehavior):
             secondary_color[3] = 0.54
         else:
             secondary_color[3] = 0.7
-        self.specific_text_color = color
-        self.specific_secondary_text_color = secondary_color
+
+        if (
+            hasattr(self, "theme_cls")
+            and self.theme_cls.theme_style_switch_animation
+        ):
+            Animation(
+                specific_text_color=color,
+                specific_secondary_text_color=secondary_color,
+                d=self.theme_cls.theme_style_switch_animation_duration,
+                t="linear",
+            ).start(self)
+        else:
+            self.specific_text_color = color
+            self.specific_secondary_text_color = secondary_color

sbapp/kivymd/uix/behaviors/ripple_behavior.py

@@ -111,7 +111,7 @@ from kivy.properties import (
 from kivy.uix.behaviors import ToggleButtonBehavior
 
 
-class CommonRipple(object):
+class CommonRipple:
     """Base class for ripple effect."""
 
     ripple_rad_default = NumericProperty(1)

sbapp/kivymd/uix/behaviors/rotate_behavior.py

@@ -0,0 +1,133 @@
+"""
+Behaviors/Rotate
+================
+
+.. versionadded:: 1.1.0
+
+Base class for controlling the rotate of the widget.
+
+.. note:: See `kivy.graphics.Rotate
+    <https://kivy.org/doc/stable/api-kivy.graphics.html#kivy.graphics.Rotate>`_
+    for more information.
+
+Kivy
+----
+
+.. code-block:: python
+
+    from kivy.animation import Animation
+    from kivy.lang import Builder
+    from kivy.app import App
+    from kivy.properties import NumericProperty
+    from kivy.uix.button import Button
+
+    KV = '''
+    Screen:
+
+        RotateButton:
+            size_hint: .5, .5
+            pos_hint: {"center_x": .5, "center_y": .5}
+            on_release: app.change_rotate(self)
+
+            canvas.before:
+                PushMatrix
+                Rotate:
+                    angle: self.rotate_value_angle
+                    axis: 0, 0, 1
+                    origin: self.center
+            canvas.after:
+                PopMatrix
+    '''
+
+
+    class RotateButton(Button):
+        rotate_value_angle = NumericProperty(0)
+
+
+    class Test(App):
+        def build(self):
+            return Builder.load_string(KV)
+
+        def change_rotate(self, instance_button: Button) -> None:
+            Animation(rotate_value_angle=45, d=0.3).start(instance_button)
+
+
+    Test().run()
+
+KivyMD
+------
+
+.. code-block:: python
+
+    from kivy.animation import Animation
+    from kivy.lang import Builder
+    from kivy.uix.behaviors import ButtonBehavior
+
+    from kivymd.app import MDApp
+    from kivymd.uix.behaviors import RotateBehavior
+    from kivymd.uix.boxlayout import MDBoxLayout
+
+    KV = '''
+    MDScreen:
+
+        RotateBox:
+            size_hint: .5, .5
+            pos_hint: {"center_x": .5, "center_y": .5}
+            on_release: app.change_rotate(self)
+            md_bg_color: "red"
+    '''
+
+
+    class RotateBox(ButtonBehavior, RotateBehavior, MDBoxLayout):
+        pass
+
+
+    class Test(MDApp):
+        def build(self):
+            return Builder.load_string(KV)
+
+        def change_rotate(self, instance_button: RotateBox) -> None:
+            Animation(rotate_value_angle=45, d=0.3).start(instance_button)
+
+
+    Test().run()
+"""
+
+__all__ = ("RotateBehavior",)
+
+from kivy.lang import Builder
+from kivy.properties import ListProperty, NumericProperty
+
+Builder.load_string(
+    """
+<RotateBehavior>
+    canvas.before:
+        PushMatrix
+        Rotate:
+            angle: self.rotate_value_angle
+            axis: tuple(self.rotate_value_axis)
+            origin: self.center
+    canvas.after:
+        PopMatrix
+"""
+)
+
+
+class RotateBehavior:
+    """Base class for controlling the rotate of the widget."""
+
+    rotate_value_angle = NumericProperty(0)
+    """
+    Property for getting/setting the angle of the rotation.
+
+    :attr:`rotate_value_angle` is an :class:`~kivy.properties.NumericProperty`
+    and defaults to `0`.
+    """
+
+    rotate_value_axis = ListProperty((0, 0, 1))
+    """
+    Property for getting/setting the axis of the rotation.
+
+    :attr:`rotate_value_axis` is an :class:`~kivy.properties.ListProperty`
+    and defaults to `(0, 0, 1)`.
+    """

sbapp/kivymd/uix/behaviors/scale_behavior.py

@@ -0,0 +1,156 @@
+"""
+Behaviors/Scale
+===============
+
+.. versionadded:: 1.1.0
+
+Base class for controlling the scale of the widget.
+
+.. note:: See `kivy.graphics.Rotate
+    <https://kivy.org/doc/stable/api-kivy.graphics.html#kivy.graphics.Scale>`_
+    for more information.
+
+Kivy
+----
+
+.. code-block:: python
+
+    from kivy.animation import Animation
+    from kivy.lang import Builder
+    from kivy.properties import NumericProperty
+    from kivy.uix.button import Button
+    from kivy.app import App
+
+
+    KV = '''
+    Screen:
+
+        ScaleButton:
+            size_hint: .5, .5
+            pos_hint: {"center_x": .5, "center_y": .5}
+            on_release: app.change_scale(self)
+
+            canvas.before:
+                PushMatrix
+                Scale:
+                    x: self.scale_value_x
+                    y: self.scale_value_y
+                    z: self.scale_value_x
+                    origin: self.center
+            canvas.after:
+                PopMatrix
+    '''
+
+
+    class ScaleButton(Button):
+        scale_value_x = NumericProperty(1)
+        scale_value_y = NumericProperty(1)
+        scale_value_z = NumericProperty(1)
+
+
+    class Test(App):
+        def build(self):
+            return Builder.load_string(KV)
+
+        def change_scale(self, instance_button: Button) -> None:
+            Animation(
+                scale_value_x=0.5,
+                scale_value_y=0.5,
+                scale_value_z=0.5,
+                d=0.3,
+            ).start(instance_button)
+
+
+    Test().run()
+
+KivyMD
+------
+
+.. code-block:: python
+
+    from kivy.animation import Animation
+    from kivy.lang import Builder
+    from kivy.uix.behaviors import ButtonBehavior
+
+    from kivymd.app import MDApp
+    from kivymd.uix.behaviors import ScaleBehavior
+    from kivymd.uix.boxlayout import MDBoxLayout
+
+    KV = '''
+    MDScreen:
+
+        ScaleBox:
+            size_hint: .5, .5
+            pos_hint: {"center_x": .5, "center_y": .5}
+            on_release: app.change_scale(self)
+            md_bg_color: "red"
+    '''
+
+
+    class ScaleBox(ButtonBehavior, ScaleBehavior, MDBoxLayout):
+        pass
+
+
+    class Test(MDApp):
+        def build(self):
+            return Builder.load_string(KV)
+
+        def change_scale(self, instance_button: ScaleBox) -> None:
+            Animation(
+                scale_value_x=0.5,
+                scale_value_y=0.5,
+                scale_value_z=0.5,
+                d=0.3,
+            ).start(instance_button)
+
+
+    Test().run()
+"""
+
+__all__ = ("ScaleBehavior",)
+
+from kivy.lang import Builder
+from kivy.properties import NumericProperty
+
+Builder.load_string(
+    """
+<ScaleBehavior>
+    canvas.before:
+        PushMatrix
+        Scale:
+            x: self.scale_value_x
+            y: self.scale_value_y
+            z: self.scale_value_x
+            origin: self.center
+    canvas.after:
+        PopMatrix
+"""
+)
+
+
+class ScaleBehavior:
+    """Base class for controlling the scale of the widget."""
+
+    scale_value_x = NumericProperty(1)
+    """
+    X-axis value.
+
+    :attr:`scale_value_x` is an :class:`~kivy.properties.NumericProperty`
+    and defaults to `1`.
+    """
+
+    scale_value_y = NumericProperty(1)
+    """
+    Y-axis value.
+
+    :attr:`scale_value_y` is an :class:`~kivy.properties.NumericProperty`
+    and defaults to `1`.
+    """
+
+    scale_value_z = NumericProperty(1)
+    """
+    Z-axis value.
+
+    :attr:`scale_value_z` is an :class:`~kivy.properties.NumericProperty`
+    and defaults to `1`.
+    """

sbapp/kivymd/uix/behaviors/stencil_behavior.py

@@ -0,0 +1,134 @@
+"""
+Behaviors/Stencil
+=================
+
+.. versionadded:: 1.1.0
+
+Base class for controlling the stencil instructions of the widget.
+
+.. note:: See `Stencil instructions
+    <https://kivy.org/doc/stable/api-kivy.graphics.stencil_instructions.html>`_
+    for more information.
+
+Kivy
+----
+
+.. code-block:: python
+
+    from kivy.lang import Builder
+    from kivy.app import App
+
+    KV = '''
+    Carousel:
+
+        Button:
+            size_hint: .9, .8
+            pos_hint: {"center_x": .5, "center_y": .5}
+
+            canvas.before:
+                StencilPush
+                RoundedRectangle:
+                    pos: root.pos
+                    size: root.size
+                StencilUse
+            canvas.after:
+                StencilUnUse
+                RoundedRectangle:
+                    pos: root.pos
+                    size: root.size
+                StencilPop
+    '''
+
+
+    class Test(App):
+        def build(self):
+            return Builder.load_string(KV)
+
+
+    Test().run()
+
+KivyMD
+------
+
+.. code-block:: python
+
+    from kivy.lang import Builder
+
+    from kivymd.app import MDApp
+    from kivymd.uix.behaviors import StencilBehavior
+    from kivymd.uix.fitimage import FitImage
+
+    KV = '''
+    #:import os os
+    #:import images_path kivymd.images_path
+
+
+    MDCarousel:
+
+        StencilImage:
+            size_hint: .9, .8
+            pos_hint: {"center_x": .5, "center_y": .5}
+            source: os.path.join(images_path, "logo", "kivymd-icon-512.png")
+    '''
+
+
+    class StencilImage(FitImage, StencilBehavior):
+        pass
+
+
+    class Test(MDApp):
+        def build(self):
+            return Builder.load_string(KV)
+
+
+    Test().run()
+"""
+
+__all__ = ("StencilBehavior",)
+
+from kivy.lang import Builder
+from kivy.properties import VariableListProperty
+
+Builder.load_string(
+    """
+<StencilBehavior>
+    canvas.before:
+        StencilPush
+        RoundedRectangle:
+            pos: root.pos
+            size: root.size
+            # FIXME: Sometimes the radius has the value [], which get a
+            #  `GraphicException: Invalid radius value, must be list of tuples/numerics` error
+            radius: root.radius if root.radius else [0, 0, 0, 0]
+        StencilUse
+    canvas.after:
+        StencilUnUse
+        RoundedRectangle:
+            pos: root.pos
+            size: root.size
+            # FIXME: Sometimes the radius has the value [], which get a
+            #  `GraphicException: Invalid radius value, must be list of tuples/numerics` error
+            radius: root.radius if root.radius else [0, 0, 0, 0]
+        StencilPop
+"""
+)
+
+
+class StencilBehavior:
+    """Base class for controlling the stencil instructions of the widget."""
+
+    radius = VariableListProperty([0], length=4)
+    """
+    Canvas radius.
+
+    .. versionadded:: 1.0.0
+
+    .. code-block:: python
+
+        # Top left corner slice.
+        MDWidget:
+            radius: [25, 0, 0, 0]
+
+    :attr:`radius` is an :class:`~kivy.properties.VariableListProperty`
+    and defaults to `[0, 0, 0, 0]`.
+    """

sbapp/kivymd/uix/behaviors/toggle_behavior.py

@@ -14,61 +14,104 @@ example:
         pass
 
 
-.. code-block:: python
+.. tabs::
 
-    from kivy.lang import Builder
+    .. tab:: Declarative KV style
 
-    from kivymd.app import MDApp
-    from kivymd.uix.behaviors.toggle_behavior import MDToggleButton
-    from kivymd.uix.button import MDRectangleFlatButton
+        .. code-block:: python
 
-    KV = '''
-    Screen:
+            from kivy.lang import Builder
 
-        MDBoxLayout:
-            adaptive_size: True
-            pos_hint: {"center_x": .5, "center_y": .5}
+            from kivymd.app import MDApp
+            from kivymd.uix.behaviors.toggle_behavior import MDToggleButton
+            from kivymd.uix.button import MDFlatButton
 
-            MyToggleButton:
-                text: "Show ads"
-                group: "x"
+            KV = '''
+            MDScreen:
 
-            MyToggleButton:
-                text: "Do not show ads"
-                group: "x"
+                MDBoxLayout:
+                    adaptive_size: True
+                    spacing: "12dp"
+                    pos_hint: {"center_x": .5, "center_y": .5}
 
-            MyToggleButton:
-                text: "Does not matter"
-                group: "x"
-    '''
+                    MyToggleButton:
+                        text: "Show ads"
+                        group: "x"
+
+                    MyToggleButton:
+                        text: "Do not show ads"
+                        group: "x"
+
+                    MyToggleButton:
+                        text: "Does not matter"
+                        group: "x"
+            '''
 
 
-    class MyToggleButton(MDRectangleFlatButton, MDToggleButton):
-        def __init__(self, **kwargs):
-            super().__init__(**kwargs)
-            self.background_down = self.theme_cls.primary_light
+            class MyToggleButton(MDFlatButton, MDToggleButton):
+                def __init__(self, *args, **kwargs):
+                    super().__init__(*args, **kwargs)
+                    self.background_down = self.theme_cls.primary_color
 
 
-    class Test(MDApp):
-        def build(self):
-            return Builder.load_string(KV)
+            class Test(MDApp):
+                def build(self):
+                    self.theme_cls.theme_style = "Dark"
+                    self.theme_cls.primary_palette = "Orange"
+                    return Builder.load_string(KV)
 
 
-    Test().run()
+            Test().run()
+
+    .. tab:: Declarative python style
+
+        .. code-block:: python
+
+            from kivymd.app import MDApp
+            from kivymd.uix.behaviors.toggle_behavior import MDToggleButton
+            from kivymd.uix.boxlayout import MDBoxLayout
+            from kivymd.uix.button import MDFlatButton
+            from kivymd.uix.screen import MDScreen
+
+
+            class MyToggleButton(MDFlatButton, MDToggleButton):
+                def __init__(self, *args, **kwargs):
+                    super().__init__(*args, **kwargs)
+                    self.background_down = self.theme_cls.primary_color
+
+
+            class Test(MDApp):
+                def build(self):
+                    self.theme_cls.theme_style = "Dark"
+                    self.theme_cls.primary_palette = "Orange"
+                    return (
+                        MDScreen(
+                            MDBoxLayout(
+                                MyToggleButton(
+                                    text="Show ads",
+                                    group="x",
+                                ),
+                                MyToggleButton(
+                                    text="Do not show ads",
+                                    group="x",
+                                ),
+                                MyToggleButton(
+                                    text="Does not matter",
+                                    group="x",
+                                ),
+                                adaptive_size=True,
+                                spacing="12dp",
+                                pos_hint={"center_x": .5, "center_y": .5},
+                            ),
+                        )
+                    )
+
+
+            Test().run()
 
 .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/toggle-button-1.gif
     :align: center
 
-.. code-block:: python
-
-    class MyToggleButton(MDFillRoundFlatButton, MDToggleButton):
-        def __init__(self, **kwargs):
-        self.background_down = MDApp.get_running_app().theme_cls.primary_dark
-        super().__init__(**kwargs)
-
-.. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/toggle-button-2.gif
-    :align: center
-
 You can inherit the ``MyToggleButton`` class only from the following classes
 ----------------------------------------------------------------------------
 
@@ -88,6 +131,7 @@ from kivy.properties import BooleanProperty, ColorProperty
 from kivy.uix.behaviors import ToggleButtonBehavior
 
 from kivymd.uix.button import (
+    ButtonContentsIconText,
     MDFillRoundFlatButton,
     MDFillRoundFlatIconButton,
     MDFlatButton,
@@ -149,7 +193,8 @@ class MDToggleButton(ToggleButtonBehavior):
         # Do the object inherited from the "supported" buttons?
         if not issubclass(self.__class__, classinfo):
             raise ValueError(
-                f"Class {self.__class__} must be inherited from one of the classes in the list {classinfo}"
+                f"Class {self.__class__} must be inherited from one of the "
+                f"classes in the list {classinfo}"
             )
         if (
             not self.background_normal
@@ -165,10 +210,12 @@ class MDToggleButton(ToggleButtonBehavior):
             ):
                 self.__is_filled = True
                 self.background_normal = self.theme_cls.primary_color
-            # If not the background_normal must be the same as the inherited one:
+            # If not background_normal must be the same as the inherited one.
             else:
-                self.background_normal = self.md_bg_color[:]
-        # If no background_down is setted:
+                self.background_normal = (
+                    self.md_bg_color[:] if self.md_bg_color else (0, 0, 0, 0)
+                )
+        # If no background_down is setter.
         if (
             not self.background_down
         ):  # This means that if the value == [] or None will return True.
@@ -200,3 +247,6 @@ class MDToggleButton(ToggleButtonBehavior):
             ):  # If the background is transparent, the font color must be the
                 # primary color.
                 self.text_color = self.font_color_normal
+
+        if issubclass(self.__class__, ButtonContentsIconText):
+            self.icon_color = self.text_color

sbapp/kivymd/uix/bottomnavigation/bottomnavigation.kv

@@ -1,4 +1,3 @@
-#:import sm kivy.uix.screenmanager
 #:import STANDARD_INCREMENT kivymd.material_resources.STANDARD_INCREMENT
 
 
@@ -7,9 +6,9 @@
     height:
         STANDARD_INCREMENT if app.theme_cls.material_style == "M2" else "80dp"
 
-    MDScreenManager:
+    ScreenManager:
         id: tab_manager
-        transition: sm.FadeTransition(duration=.2)
+        transition: root.transition(duration=root.transition_duration)
         on_current:
             root.dispatch( \
             "on_switch_tabs", \
@@ -96,7 +95,7 @@
                     radius: [16,]
                     size: root._selected_region_width, dp(32)
                     pos:
-                        self.center_x - self.width - dp(8), \
+                        self.center_x - root._selected_region_width / 2, \
                         self.center_y - (dp(16))
 
         MDLabel:

sbapp/kivymd/uix/bottomnavigation/bottomnavigation.py

@@ -62,59 +62,120 @@ For ease of understanding, this code works like this:
 Example
 -------
 
-.. code-block:: python
+.. tabs::
 
-    from kivy.lang import Builder
+    .. tab:: Declarative KV style
 
-    from kivymd.app import MDApp
+        .. code-block:: python
+
+            from kivy.lang import Builder
+
+            from kivymd.app import MDApp
 
 
-    class Test(MDApp):
+            class Test(MDApp):
 
-        def build(self):
-            self.theme_cls.material_style = "M3"
-            return Builder.load_string(
-                '''
-    MDScreen:
+                def build(self):
+                    self.theme_cls.material_style = "M3"
+                    self.theme_cls.theme_style = "Dark"
+                    return Builder.load_string(
+                        '''
+            MDScreen:
 
-        MDBottomNavigation:
-            panel_color: "#eeeaea"
-            selected_color_background: "#97ecf8"
-            text_color_active: 0, 0, 0, 1
+                MDBottomNavigation:
+                    #panel_color: "#eeeaea"
+                    selected_color_background: "orange"
+                    text_color_active: "lightgrey"
 
-            MDBottomNavigationItem:
-                name: 'screen 1'
-                text: 'Mail'
-                icon: 'gmail'
-                badge_icon: "numeric-10"
+                    MDBottomNavigationItem:
+                        name: 'screen 1'
+                        text: 'Mail'
+                        icon: 'gmail'
+                        badge_icon: "numeric-10"
 
-                MDLabel:
-                    text: 'Mail'
-                    halign: 'center'
+                        MDLabel:
+                            text: 'Mail'
+                            halign: 'center'
 
-            MDBottomNavigationItem:
-                name: 'screen 2'
-                text: 'Discord'
-                icon: 'discord'
-                badge_icon: "numeric-5"
+                    MDBottomNavigationItem:
+                        name: 'screen 2'
+                        text: 'Twitter'
+                        icon: 'twitter'
+                        badge_icon: "numeric-5"
 
-                MDLabel:
-                    text: 'Discord'
-                    halign: 'center'
+                        MDLabel:
+                            text: 'Twitter'
+                            halign: 'center'
 
-            MDBottomNavigationItem:
-                name: 'screen 3'
-                text: 'LinkedIN'
-                icon: 'linkedin'
+                    MDBottomNavigationItem:
+                        name: 'screen 3'
+                        text: 'LinkedIN'
+                        icon: 'linkedin'
 
-                MDLabel:
-                    text: 'LinkedIN'
-                    halign: 'center'
-    '''
-            )
+                        MDLabel:
+                            text: 'LinkedIN'
+                            halign: 'center'
+            '''
+                    )
 
 
-    Test().run()
+            Test().run()
+
+    .. tab:: Declarative python style
+
+        .. code-block:: python
+
+            from kivymd.app import MDApp
+            from kivymd.uix.bottomnavigation import MDBottomNavigation, MDBottomNavigationItem
+            from kivymd.uix.label import MDLabel
+            from kivymd.uix.screen import MDScreen
+
+
+            class Test(MDApp):
+                def build(self):
+                    self.theme_cls.material_style = "M3"
+                    self.theme_cls.theme_style = "Dark"
+                    return (
+                        MDScreen(
+                            MDBottomNavigation(
+                                MDBottomNavigationItem(
+                                    MDLabel(
+                                        text='Mail',
+                                        halign='center',
+                                    ),
+                                    name='screen 1',
+                                    text='Mail',
+                                    icon='gmail',
+                                    badge_icon="numeric-10",
+                                ),
+                                MDBottomNavigationItem(
+                                    MDLabel(
+                                        text='Twitter',
+                                        halign='center',
+                                    ),
+                                    name='screen 1',
+                                    text='Twitter',
+                                    icon='twitter',
+                                    badge_icon="numeric-10",
+                                ),
+                                MDBottomNavigationItem(
+                                    MDLabel(
+                                        text='LinkedIN',
+                                        halign='center',
+                                    ),
+                                    name='screen 1',
+                                    text='LinkedIN',
+                                    icon='linkedin',
+                                    badge_icon="numeric-10",
+                                ),
+                                selected_color_background="orange",
+                                text_color_active="lightgrey",
+                            )
+                        )
+                    )
+
+
+            Test().run()
 
 .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/bottom-navigation.gif
     :align: center
@@ -192,16 +253,13 @@ from kivy.properties import (
 )
 from kivy.uix.behaviors import ButtonBehavior
 from kivy.uix.boxlayout import BoxLayout
-from kivy.uix.screenmanager import ScreenManagerException
+from kivy.uix.screenmanager import FadeTransition, ScreenManagerException
 
 from kivymd import uix_path
 from kivymd.material_resources import STANDARD_INCREMENT
 from kivymd.theming import ThemableBehavior, ThemeManager
 from kivymd.uix.anchorlayout import MDAnchorLayout
-from kivymd.uix.behaviors import (
-    DeclarativeBehavior,
-    FakeRectangularElevationBehavior,
-)
+from kivymd.uix.behaviors import CommonElevationBehavior, DeclarativeBehavior
 from kivymd.uix.behaviors.backgroundcolor_behavior import (
     SpecificBackgroundColorBehavior,
 )
@@ -413,6 +471,28 @@ class MDBottomNavigationItem(MDTab):
     def __init__(self, *args, **kwargs):
         super().__init__(*args, **kwargs)
 
+    def animate_header(
+        self, bottom_navigation_object, bottom_navigation_header_object
+    ) -> None:
+        if bottom_navigation_object.use_text:
+            Animation(_label_font_size=sp(12), d=0.1).start(
+                bottom_navigation_object.previous_tab.header
+            )
+        Animation(
+            _selected_region_width=0,
+            t="in_out_sine",
+            d=0,
+        ).start(bottom_navigation_header_object)
+        Animation(
+            _text_color_normal=bottom_navigation_header_object.text_color_normal
+            if bottom_navigation_object.previous_tab.header.text_color_normal
+            != [1, 1, 1, 1]
+            else self.theme_cls.disabled_hint_text_color,
+            d=0.1,
+        ).start(bottom_navigation_object.previous_tab.header)
+        bottom_navigation_object.previous_tab.header.active = False
+        self.header.active = True
+
     def on_tab_press(self, *args) -> None:
         """Called when clicking on a panel item."""
 
@@ -420,28 +500,13 @@ class MDBottomNavigationItem(MDTab):
         bottom_navigation_header_object = (
             bottom_navigation_object.previous_tab.header
         )
-        bottom_navigation_object.ids.tab_manager.current = self.name
 
         if bottom_navigation_object.previous_tab is not self:
-            if bottom_navigation_object.use_text:
-                Animation(_label_font_size=sp(12), d=0.1).start(
-                    bottom_navigation_object.previous_tab.header
-                )
-            Animation(
-                _selected_region_width=0,
-                t="in_out_sine",
-                d=0,
-            ).start(bottom_navigation_header_object)
-            Animation(
-                _text_color_normal=bottom_navigation_header_object.text_color_normal
-                if bottom_navigation_object.previous_tab.header.text_color_normal
-                != [1, 1, 1, 1]
-                else self.theme_cls.disabled_hint_text_color,
-                d=0.1,
-            ).start(bottom_navigation_object.previous_tab.header)
-            bottom_navigation_object.previous_tab.header.active = False
-            self.header.active = True
-        bottom_navigation_object.previous_tab = self
+            self.animate_header(
+                bottom_navigation_object, bottom_navigation_header_object
+            )
+
+        super().on_tab_press(*args)
 
     def on_disabled(
         self, instance_bottom_navigation_item, disabled_value: bool
@@ -498,6 +563,26 @@ class MDBottomNavigation(DeclarativeBehavior, TabbedPanelBase):
         .. versionadded:: 1.0.0
     """
 
+    transition = ObjectProperty(FadeTransition)
+    """
+    Transition animation of bottom navigation screen manager.
+
+    .. versionadded:: 1.1.0
+
+    :attr:`transition` is an :class:`~kivy.properties.ObjectProperty`
+    and defaults to `FadeTransition`.
+    """
+
+    transition_duration = NumericProperty(0.2)
+    """
+    Duration animation of bottom navigation screen manager.
+
+    .. versionadded:: 1.1.0
+
+    :attr:`transition_duration` is an :class:`~kivy.properties.NumericProperty`
+    and defaults to `0.2`.
+    """
+
     text_color_normal = ColorProperty([1, 1, 1, 1])
     """
     Text color of the label when it is not selected.
@@ -772,8 +857,6 @@ class MDBottomNavigation(DeclarativeBehavior, TabbedPanelBase):
 
 
 class MDBottomNavigationBar(
-    ThemableBehavior,
-    FakeRectangularElevationBehavior,
-    MDFloatLayout,
+    ThemableBehavior, CommonElevationBehavior, MDFloatLayout
 ):
     pass

sbapp/kivymd/uix/bottomsheet/bottomsheet.py

@@ -34,7 +34,7 @@ Usage :class:`~MDListBottomSheet`
         MDTopAppBar:
             title: "Example BottomSheet"
             pos_hint: {"top": 1}
-            elevation: 10
+            elevation: 4
 
         MDRaisedButton:
             text: "Open list bottom sheet"
@@ -94,7 +94,7 @@ which will be used as an icon to the left of the item:
         MDTopAppBar:
             title: 'Example BottomSheet'
             pos_hint: {"top": 1}
-            elevation: 10
+            elevation: 4
 
         MDRaisedButton:
             text: "Open grid bottom sheet"
@@ -180,7 +180,7 @@ which will be used as an icon to the left of the item:
         MDTopAppBar:
             title: 'Example BottomSheet'
             pos_hint: {"top": 1}
-            elevation: 10
+            elevation: 4
 
         MDRaisedButton:
             text: "Open custom bottom sheet"

sbapp/kivymd/uix/boxlayout.py

@@ -93,6 +93,8 @@ from kivymd.uix.behaviors import DeclarativeBehavior
 
 class MDBoxLayout(DeclarativeBehavior, BoxLayout, MDAdaptiveWidget):
     """
-    Box layout class. For more information, see in the
+    Box layout class.
+
+    For more information, see in the
     :class:`~kivy.uix.boxlayout.BoxLayout` class documentation.
     """

sbapp/kivymd/uix/button/__init__.py

@@ -1,6 +1,7 @@
 # NOQA F401
 from .button import (
     BaseButton,
+    ButtonContentsIconText,
     MDFillRoundFlatButton,
     MDFillRoundFlatIconButton,
     MDFlatButton,

sbapp/kivymd/uix/button/button.kv

@@ -3,9 +3,9 @@
         Clear
         Color:
             rgba:
-                (self._md_bg_color or [0.0, 0.0, 0.0, 0.0]) \
+                self._md_bg_color \
                 if not self.disabled else \
-                (self._md_bg_color_disabled or [0.0, 0.0, 0.0, 0.0])
+                self._md_bg_color_disabled
         RoundedRectangle:
             size: self.size
             pos: self.pos
@@ -13,19 +13,17 @@
             radius: [root._radius, ]
         Color:
             rgba:
-                root._line_color or [0.0, 0.0, 0.0, 0.0] \
+                root._line_color \
                 if not root.disabled else \
-                ( \
-                root._line_color_disabled \
-                or self._disabled_color \
-                or [0.0, 0.0, 0.0, 0.0] \
-                )
+                (root._line_color_disabled or self._disabled_color)
         Line:
             width: root.line_width
             rounded_rectangle:
-                (self.x, self.y, self.width, self.height, \
+                ( \
+                self.x, self.y, self.width, self.height, \
                 root._radius, root._radius, root._radius, root._radius, \
-                self.height)
+                self.height \
+                )
 
     size_hint: None, None
     anchor_x: root.halign
@@ -33,21 +31,28 @@
     _round_rad: [self._radius] * 4
 
 
-
 <ButtonContentsText>
     lbl_txt: lbl_txt
     width:
-        max(root._min_width, \
-        root.padding[0] + lbl_txt.texture_size[0] + root.padding[2])
+        max( \
+        root._min_width, \
+        root.padding[0] + lbl_txt.texture_size[0] + root.padding[2] \
+        )
     size_hint_min_x:
-        max(root._min_width, \
-        root.padding[0] + lbl_txt.texture_size[0] + root.padding[2])
+        max( \
+        root._min_width, \
+        root.padding[0] + lbl_txt.texture_size[0] + root.padding[2] \
+        )
     height:
-        max(root._min_height, \
-        root.padding[1] + lbl_txt.texture_size[1] + root.padding[3])
+        max( \
+        root._min_height, \
+        root.padding[1] + lbl_txt.texture_size[1] + root.padding[3] \
+        )
     size_hint_min_y:
-        max(root._min_height, \
-        root.padding[1] + lbl_txt.texture_size[1] + root.padding[3])
+        max( \
+        root._min_height, \
+        root.padding[1] + lbl_txt.texture_size[1] + root.padding[3] \
+        )
 
     MDLabel:
         id: lbl_txt
@@ -84,7 +89,10 @@
             #  This is only a temporary fix and does not fix the cause of the error.
             (root._icon_color if root._icon_color else root.theme_cls.text_color) \
             if not root.disabled else \
-            root.theme_cls.disabled_hint_text_color
+            root.theme_cls.disabled_hint_text_color \
+            if not root.disabled_color else \
+            root.disabled_color
+
         on_icon:
             if self.icon not in md_icons.keys(): self.size_hint = (1, 1)
         theme_text_color: root._theme_icon_color
@@ -131,7 +139,7 @@
         id: box
         adaptive_size: True
         padding: 0
-        spacing: "4dp"
+        spacing: "8dp"
 
         MDIcon:
             id: lbl_ic
@@ -193,48 +201,21 @@
             radius: [self.height / 2]
 
 
-<BaseFloatingRootButton>
+<MDFloatingRootButton>
     theme_text_color: "Custom"
     md_bg_color: self.theme_cls.primary_color
 
+
+<MDFloatingLabel>
+    padding_x: "8dp"
+    padding_y: "8dp"
+    adaptive_size: True
+    theme_text_color: "Custom"
+
     canvas.before:
-        PushMatrix
-        Rotate:
-            angle: self._angle
-            axis: (0, 0, 1)
-            origin: self.center
-    canvas.after:
-        PopMatrix
-
-
-# FIXME: Use :class:`~kivymd.uix.boxlayout.MDBoxLayout` instead
-#  :class:`~kivy.uix.boxlayout.BoxLayout`.
-<BaseFloatingLabel>
-    size_hint: None, None
-    padding: "8dp", "4dp", "8dp", "4dp"
-    height: label.texture_size[1] + self.padding[1] * 2
-    width: label.texture_size[0] + self.padding[0] * 2
-    elevation: 10
-
-    # TODO: Use `md_bg_color` and `radius` instead `canvasю
-    canvas:
         Color:
-            rgba:
-                self.theme_cls.primary_color \
-                if not root.bg_color else \
-                root.bg_color
+            rgba: self.bg_color
         RoundedRectangle:
-            pos: self.pos
             size: self.size
-            radius: [5]
-
-    Label:
-        id: label
-        markup: True
-        text: root.text
-        size_hint: None, None
-        size: self.texture_size
-        color:
-            root.theme_cls.text_color \
-            if not root.text_color else \
-            root.text_color
+            pos: self.pos
+            radius: self.radius

sbapp/kivymd/uix/card/card.kv

@@ -2,17 +2,6 @@
     md_bg_color: app.theme_cls.divider_color
 
 
-<MDCard>
-    canvas.before:
-        Color:
-            rgba: self.md_bg_color
-        RoundedRectangle:
-            size: self.size
-            pos: self.pos
-            radius: root.radius
-            source: root.background
-
-
 <MDSeparator>
     md_bg_color:
         self.theme_cls.divider_color \

sbapp/kivymd/uix/card/card.py

@@ -26,26 +26,6 @@ Components/Card
 MDCard
 ------
 
-.. warning:: Starting from the KivyMD 1.1.0 library version, it is necessary
-    to manually inherit the card class from one of the ``Elevation`` classes
-    from ``kivymd/uix/behaviors/elevation.py`` module to draw the card shadow.
-
-.. code-block:: python
-
-    from kivymd.uix.behaviors import RoundedRectangularElevationBehavior
-    from kivymd.uix.card import MDCard
-
-
-    class MD3Card(MDCard, RoundedRectangularElevationBehavior):
-        '''Implements a material design v3 card.'''
-
-It actually allows for better control over the providers that implement the
-rendering of the shadows.
-
-.. note:: You can read more information about the classes that implement the
-    rendering of shadows on this
-    `documentation page <https://kivymd.readthedocs.io/en/latest/behaviors/elevation/>`_.
-
 An example of the implementation of a card in the style of material design version 3
 ------------------------------------------------------------------------------------
 
@@ -59,7 +39,6 @@ An example of the implementation of a card in the style of material design versi
             from kivy.properties import StringProperty
 
             from kivymd.app import MDApp
-            from kivymd.uix.behaviors import RoundedRectangularElevationBehavior
             from kivymd.uix.card import MDCard
 
             KV = '''
@@ -93,7 +72,7 @@ An example of the implementation of a card in the style of material design versi
             '''
 
 
-            class MD3Card(MDCard, RoundedRectangularElevationBehavior):
+            class MD3Card(MDCard):
                 '''Implements a material design v3 card.'''
 
                 text = StringProperty()
@@ -126,7 +105,6 @@ An example of the implementation of a card in the style of material design versi
         .. code-block:: python
 
             from kivymd.app import MDApp
-            from kivymd.uix.behaviors import RoundedRectangularElevationBehavior
             from kivymd.uix.boxlayout import MDBoxLayout
             from kivymd.uix.button import MDIconButton
             from kivymd.uix.card import MDCard
@@ -135,7 +113,7 @@ An example of the implementation of a card in the style of material design versi
             from kivymd.uix.screen import MDScreen
 
 
-            class MD3Card(MDCard, RoundedRectangularElevationBehavior):
+            class MD3Card(MDCard):
                 '''Implements a material design v3 card.'''
 
 
@@ -170,7 +148,6 @@ An example of the implementation of a card in the style of material design versi
                                         adaptive_size=True,
                                         color="grey",
                                         pos=("12dp", "12dp"),
-                                        bold=True,
                                     ),
                                 ),
                                 line_color=(0.2, 0.2, 0.2, 0.8),
@@ -255,10 +232,9 @@ End full code
 
                 MDBoxLayout:
                     orientation: "vertical"
-                    spacing: "10dp"
 
                     MDTopAppBar:
-                        elevation: 10
+                        elevation: 4
                         title: "MDCardSwipe"
 
                     MDScrollView:
@@ -286,7 +262,7 @@ End full code
                     '''Creates a list of cards.'''
 
                     for i in range(20):
-                        self.screen.ids.md_list.add_widget(
+                        self.root.ids.md_list.add_widget(
                             SwipeToDeleteItem(text=f"One-line item {i}")
                         )
 
@@ -316,7 +292,7 @@ End full code
                         MDScreen(
                             MDBoxLayout(
                                 MDTopAppBar(
-                                    elevation=10,
+                                    elevation=4,
                                     title="MDCardSwipe",
                                 ),
                                 MDScrollView(
@@ -328,7 +304,6 @@ End full code
                                 ),
                                 id="box",
                                 orientation="vertical",
-                                spacing="10dp",
                             ),
                         )
                     )
@@ -426,7 +401,7 @@ You can use this event to remove items from a list:
         .. code-block:: python
 
             def on_swipe_complete(self, instance):
-                self.screen.ids.md_list.remove_widget(instance)
+                self.root.ids.md_list.remove_widget(instance)
 
     .. tab:: Decralative python styles
 
@@ -496,10 +471,9 @@ End full code
 
                 MDBoxLayout:
                     orientation: "vertical"
-                    spacing: "10dp"
 
                     MDTopAppBar:
-                        elevation: 10
+                        elevation: 4
                         title: "MDCardSwipe"
 
                     MDScrollView:
@@ -560,7 +534,7 @@ End full code
                         MDScreen(
                             MDBoxLayout(
                                 MDTopAppBar(
-                                    elevation=10,
+                                    elevation=4,
                                     title="MDCardSwipe",
                                 ),
                                 MDScrollView(
@@ -572,7 +546,6 @@ End full code
                                 ),
                                 id="box",
                                 orientation="vertical",
-                                spacing="10dp",
                             ),
                         )
                     )
@@ -630,26 +603,21 @@ Focus behavior
             from kivy.lang import Builder
 
             from kivymd.app import MDApp
-            from kivymd.uix.behaviors import FakeRectangularElevationBehavior
-            from kivymd.uix.card import MDCard
 
             KV = '''
             MDScreen:
 
-                ElevationCard:
+                MDCard:
                     size_hint: .7, .4
                     focus_behavior: True
                     pos_hint: {"center_x": .5, "center_y": .5}
                     md_bg_color: "darkgrey"
                     unfocus_color: "darkgrey"
                     focus_color: "grey"
+                    elevation: 6
             '''
 
 
-            class ElevationCard(MDCard, FakeRectangularElevationBehavior):
-                pass
-
-
             class Example(MDApp):
                 def build(self):
                     self.theme_cls.theme_style = "Dark"
@@ -663,27 +631,23 @@ Focus behavior
         .. code-block:: python
 
             from kivymd.app import MDApp
-            from kivymd.uix.behaviors import FakeRectangularElevationBehavior
             from kivymd.uix.card import  MDCard
             from kivymd.uix.screen import MDScreen
 
 
-            class ElevationCard(MDCard, FakeRectangularElevationBehavior):
-                pass
-
-
             class Example(MDApp):
                 def build(self):
                     self.theme_cls.theme_style = "Dark"
                     return (
                         MDScreen(
-                            ElevationCard(
+                            MDCard(
                                 size_hint=(0.7, 0.4),
                                 focus_behavior=True,
                                 pos_hint={"center_x": 0.5, "center_y": 0.5},
                                 md_bg_color="darkgrey",
                                 unfocus_color="darkgrey",
                                 focus_color="grey",
+                                elevation=6,
                             ),
                         )
                     )
@@ -691,7 +655,6 @@ Focus behavior
 
             Example().run()
 
-
 .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/card-focus.gif
     :align: center
 
@@ -732,12 +695,14 @@ from kivy.properties import (
     VariableListProperty,
 )
 from kivy.uix.boxlayout import BoxLayout
+from kivy.utils import get_color_from_hex
 
 from kivymd import uix_path
 from kivymd.color_definitions import colors
 from kivymd.theming import ThemableBehavior
 from kivymd.uix.behaviors import (
     BackgroundColorBehavior,
+    CommonElevationBehavior,
     DeclarativeBehavior,
     RectangularRippleBehavior,
 )
@@ -781,6 +746,7 @@ class MDCard(
     ThemableBehavior,
     BackgroundColorBehavior,
     RectangularRippleBehavior,
+    CommonElevationBehavior,
     FocusBehavior,
     BoxLayout,
 ):
@@ -800,14 +766,6 @@ class MDCard(
     and defaults to `False`.
     """
 
-    elevation = NumericProperty(None, allownone=True)
-    """
-    Elevation value.
-
-    :attr:`elevation` is an :class:`~kivy.properties.NumericProperty`
-    and defaults to 1.
-    """
-
     radius = VariableListProperty([dp(6), dp(6), dp(6), dp(6)])
     """
     Card radius by default.
@@ -831,15 +789,16 @@ class MDCard(
     """
 
     _bg_color_map = (
-        colors["Light"]["CardsDialogs"],
-        colors["Dark"]["CardsDialogs"],
+        get_color_from_hex(colors["Light"]["CardsDialogs"]),
+        get_color_from_hex(colors["Dark"]["CardsDialogs"]),
         [1.0, 1.0, 1.0, 0.0],
     )
 
     def __init__(self, *args, **kwargs):
         super().__init__(*args, **kwargs)
-        self.theme_cls.bind(theme_style=self.update_md_bg_color)
-        self.theme_cls.bind(material_style=self.set_style)
+        self.theme_cls.bind(
+            material_style=self.set_style, theme_style=self.update_md_bg_color
+        )
         Clock.schedule_once(self.set_style)
         Clock.schedule_once(
             lambda x: self.on_ripple_behavior(0, self.ripple_behavior)
@@ -848,7 +807,9 @@ class MDCard(
 
     def update_md_bg_color(self, instance_card, theme_style: str) -> None:
         if self.md_bg_color in self._bg_color_map:
-            self.md_bg_color = colors[theme_style]["CardsDialogs"]
+            self.md_bg_color = get_color_from_hex(
+                colors[theme_style]["CardsDialogs"]
+            )
 
     def set_style(self, *args) -> None:
         self.set_radius()
@@ -865,7 +826,7 @@ class MDCard(
             if self.style == "outlined" or self.style == "filled":
                 self.elevation = 0
             elif self.style == "elevated":
-                self.elevation = 1
+                self.elevation = 2
 
     def set_radius(self) -> None:
         if (

sbapp/kivymd/uix/chip/chip.py

@@ -132,7 +132,7 @@ Use with elevation
         icon_right: "close-circle-outline"
         line_color: app.theme_cls.disabled_hint_text_color
         md_bg_color: 1, 0, 0, .5
-        elevation: 12
+        elevation: 4
 
 .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/chip-with-elevation.png
     :align: center
@@ -304,7 +304,6 @@ __all__ = ("MDChip",)
 
 import os
 
-from kivy import Logger
 from kivy.animation import Animation
 from kivy.lang import Builder
 from kivy.metrics import dp
@@ -314,14 +313,13 @@ from kivy.uix.behaviors import ButtonBehavior
 from kivymd import uix_path
 from kivymd.theming import ThemableBehavior
 from kivymd.uix.behaviors import (
-    FakeRectangularElevationBehavior,
+    CommonElevationBehavior,
     RectangularRippleBehavior,
+    ScaleBehavior,
     TouchBehavior,
 )
 from kivymd.uix.boxlayout import MDBoxLayout
 from kivymd.uix.label import MDIcon
-from kivymd.uix.stacklayout import MDStackLayout
-from kivymd.uix.templates import ScaleWidget
 
 with open(
     os.path.join(uix_path, "chip", "chip.kv"), encoding="utf-8"
@@ -330,12 +328,12 @@ with open(
 
 
 class MDChip(
+    MDBoxLayout,
     ThemableBehavior,
     RectangularRippleBehavior,
-    FakeRectangularElevationBehavior,
-    TouchBehavior,
     ButtonBehavior,
-    MDBoxLayout,
+    CommonElevationBehavior,
+    TouchBehavior,
 ):
     text = StringProperty()
     """
@@ -456,7 +454,7 @@ class MDChip(
             self.active = False
 
 
-class MDScalableCheckIcon(MDIcon, ScaleWidget):
+class MDScalableCheckIcon(MDIcon, ScaleBehavior):
     pos_hint = {"center_y": 0.5}
 
 

sbapp/kivymd/uix/datatables/datatables.kv

@@ -1,5 +1,4 @@
 #:import DEVICE_TYPE kivymd.material_resources.DEVICE_TYPE
-#:import FakeRectangularElevationBehavior kivymd.uix.behaviors.FakeRectangularElevationBehavior
 
 
 <CellRow>
@@ -66,7 +65,7 @@
     size_hint_y: None
     height: self.minimum_height
     spacing: "4dp"
-    tooltip_text: root.text
+    tooltip_text: root.tooltip if root.tooltip else root.text
 
     BoxLayout:
         id: box
@@ -175,7 +174,11 @@
         font_size: "14sp"
         on_release: root.table_data.open_pagination_menu()
         text:
-            f"{root.table_data.rows_num if root.table_data.rows_num < len(root.table_data.row_data) else len(root.table_data.row_data)}"
+            "{}".format( \
+            root.table_data.rows_num \
+            if root.table_data.rows_num < len(root.table_data.row_data) else \
+            len(root.table_data.row_data) \
+            )
 
     Widget:
         size_hint_x: None
@@ -192,9 +195,11 @@
             if root.theme_cls.theme_style == "Dark" else \
             (0, 0, 0, 1)
         text:
-            f"1-" \
-            f"{root.table_data.rows_num if root.table_data.rows_num > len(root.table_data.row_data) else len(root.table_data.row_data)} " \
-            f"of {len(root.table_data.row_data)}"
+            "1-{} of {}".format( \
+            root.table_data.rows_num \
+            if root.table_data.rows_num > len(root.table_data.row_data) else \
+            len(root.table_data.row_data), len(root.table_data.row_data) \
+            )
 
     MDIconButton:
         id: button_back
@@ -217,7 +222,7 @@
         on_release: root.table_data.set_next_row_data_parts("forward")
 
 
-<TableContainer@MDCard+FakeRectangularElevationBehavior>
+<TableContainer@MDCard>
 
 
 <MDDataTable>

sbapp/kivymd/uix/datatables/datatables.py

@@ -11,19 +11,6 @@ Components/DataTables
 .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/data-tables-previous.png
     :align: center
 
-Warnings
----------
-
-.. warning:: Data tables are still far from perfect. The class is in constant
-    change, because of optimizations and bug fixes. If you find a bug or have
-    an improvement you want to share, take some time and share your discoveries
-    with us over the main git repo.
-    Any help is well appreciated.
-
-.. warning:: In versions prior to `Kivy 2.1.0-dev0` exists an error in which is
-    the table has only one row in the current page, the table will only render
-    one column instead of the whole row.
-
 .. note:: `MDDataTable` allows developers to sort the data provided by column.
     This happens thanks to the use of an external function that you can bind
     while you're defining the table columns. Be aware that the sorting function
@@ -159,6 +146,15 @@ class CellHeader(MDTooltip, BoxLayout):
     and defaults to `''`.
     """
 
+    tooltip = StringProperty()
+    """
+    Tooltip containing descriptive text for the column.
+    If the tooltip is not provided, column `text` shall be used instead.
+
+    :attr:`tooltip` is a :class:`~kivy.properties.StringProperty`
+    and defaults to `''`.
+    """
+
     # TODO: Added example.
     sort_action = ObjectProperty()
     """
@@ -340,11 +336,19 @@ class TableHeader(ThemableBehavior, ScrollView):
                         CellHeader(
                             text=col_heading[0],
                             sort_action=col_heading[2],
+                            tooltip=col_heading[3],
                             width=self.cols_minimum[i],
                             table_data=self.table_data,
                             is_sorted=(col_heading[0] == self.sorted_on),
                             sorted_order=self.sorted_order,
                         )
+                        if len(col_heading) == 4
+                        else CellHeader(
+                            text=col_heading[0],
+                            sort_action=col_heading[2],
+                            width=self.cols_minimum[i],
+                            table_data=self.table_data,
+                        )
                         if len(col_heading) == 3
                         else CellHeader(
                             text=col_heading[0],
@@ -356,6 +360,9 @@ class TableHeader(ThemableBehavior, ScrollView):
             else:
                 # Sets the text in the first cell.
                 self.ids.first_cell.text = col_heading[0]
+                self.ids.first_cell.tooltip = (
+                    col_heading[3] if len(col_heading) == 4 else ""
+                )
                 self.ids.first_cell.ids.separator.height = 0
                 self.ids.first_cell.width = self.cols_minimum[i]
 
@@ -765,6 +772,9 @@ class TablePagination(ThemableBehavior, MDBoxLayout):
 
 class MDDataTable(ThemableBehavior, AnchorLayout):
     """
+    See :class:`~kivy.uix.anchorlayout.AnchorLayout` class documentation for
+    more information.
+
     :Events:
         :attr:`on_row_press`
             Called when a table row is clicked.
@@ -775,7 +785,6 @@ class MDDataTable(ThemableBehavior, AnchorLayout):
 
     .. code-block:: python
 
-
         from kivy.metrics import dp
 
         from kivymd.app import MDApp
@@ -914,38 +923,82 @@ class MDDataTable(ThemableBehavior, AnchorLayout):
     """
     Data for header columns.
 
-    .. code-block:: python
+    .. tabs::
 
-        from kivy.metrics import dp
+        .. tab:: Imperative python style
 
-        from kivymd.app import MDApp
-        from kivymd.uix.datatables import MDDataTable
-        from kivy.uix.anchorlayout import AnchorLayout
+            .. code-block:: python
+
+                from kivy.metrics import dp
+
+                from kivymd.app import MDApp
+                from kivymd.uix.datatables import MDDataTable
+                from kivy.uix.anchorlayout import AnchorLayout
 
 
-        class Example(MDApp):
-            def build(self):
-                layout = AnchorLayout()
-                self.data_tables = MDDataTable(
-                    size_hint=(0.7, 0.6),
-                    use_pagination=True,
-                    check=True,
-                    # name column, width column, sorting function column(optional)
-                    column_data=[
-                        ("No.", dp(30)),
-                        ("Status", dp(30)),
-                        ("Signal Name", dp(60)),
-                        ("Severity", dp(30)),
-                        ("Stage", dp(30)),
-                        ("Schedule", dp(30), lambda *args: print("Sorted using Schedule")),
-                        ("Team Lead", dp(30)),
-                    ],
-                )
-                layout.add_widget(self.data_tables)
-                return layout
+                class Example(MDApp):
+                    def build(self):
+                        self.theme_cls.theme_style = "Dark"
+                        self.theme_cls.primary_palette = "Orange"
+
+                        layout = AnchorLayout()
+                        self.data_tables = MDDataTable(
+                            size_hint=(0.7, 0.6),
+                            use_pagination=True,
+                            check=True,
+                            # name column, width column, sorting function column(optional), custom tooltip
+                            column_data=[
+                                ("No.", dp(30), None, "Custom tooltip"),
+                                ("Status", dp(30)),
+                                ("Signal Name", dp(60)),
+                                ("Severity", dp(30)),
+                                ("Stage", dp(30)),
+                                ("Schedule", dp(30), lambda *args: print("Sorted using Schedule")),
+                                ("Team Lead", dp(30)),
+                            ],
+                        )
+                        layout.add_widget(self.data_tables)
+                        return layout
 
 
-        Example().run()
+                Example().run()
+
+        .. tab:: Declarative python style
+
+            .. code-block:: python
+
+                from kivy.metrics import dp
+
+                from kivymd.app import MDApp
+                from kivymd.uix.anchorlayout import MDAnchorLayout
+                from kivymd.uix.datatables import MDDataTable
+
+
+                class Example(MDApp):
+                    def build(self):
+                        self.theme_cls.theme_style = "Dark"
+                        self.theme_cls.primary_palette = "Orange"
+                        return MDAnchorLayout(
+                            MDDataTable(
+                                size_hint=(0.7, 0.6),
+                                use_pagination=True,
+                                check=True,
+                                # name column, width column, sorting function column(optional)
+                                column_data=[
+                                    ("No.", dp(30)),
+                                    ("Status", dp(30)),
+                                    ("Signal Name", dp(60)),
+                                    ("Severity", dp(30)),
+                                    ("Stage", dp(30)),
+                                    ("Schedule", dp(30),
+                                     lambda *args: print("Sorted using Schedule")),
+                                    ("Team Lead", dp(30)),
+                                ],
+                            )
+                        )
+
+
+                Example().run()
 
     .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/data-tables-column-data.png
         :align: center
@@ -1060,6 +1113,9 @@ class MDDataTable(ThemableBehavior, AnchorLayout):
 
         class Example(MDApp):
             def build(self):
+                self.theme_cls.theme_style = "Dark"
+                self.theme_cls.primary_palette = "Orange"
+
                 layout = AnchorLayout()
                 data_tables = MDDataTable(
                     size_hint=(0.9, 0.6),
@@ -1187,7 +1243,7 @@ class MDDataTable(ThemableBehavior, AnchorLayout):
     """
     Use or not use checkboxes for rows.
 
-    .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/data-tables-check.gif
+    .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/data-tables-check.png
         :align: center
 
     :attr:`check` is an :class:`~kivy.properties.BooleanProperty`
@@ -1209,6 +1265,9 @@ class MDDataTable(ThemableBehavior, AnchorLayout):
 
         class Example(MDApp):
             def build(self):
+                self.theme_cls.theme_style = "Dark"
+                self.theme_cls.primary_palette = "Orange"
+
                 layout = AnchorLayout()
                 data_tables = MDDataTable(
                     size_hint=(0.9, 0.6),
@@ -1238,19 +1297,19 @@ class MDDataTable(ThemableBehavior, AnchorLayout):
     and defaults to `False`.
     """
 
-    elevation = NumericProperty(8)
+    elevation = NumericProperty(4)
     """
     Table elevation.
 
     :attr:`elevation` is an :class:`~kivy.properties.NumericProperty`
-    and defaults to `8`.
+    and defaults to `4`.
     """
 
     rows_num = NumericProperty(5)
     """
     The number of rows displayed on one page of the table.
 
-    .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/data-tables-use-pagination.gif
+    .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/data-tables-use-pagination-rows-num.png
         :align: center
 
     :attr:`rows_num` is an :class:`~kivy.properties.NumericProperty`
@@ -1266,7 +1325,7 @@ class MDDataTable(ThemableBehavior, AnchorLayout):
 
     .. rubric:: Center
 
-    .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/data-tables-menu-pos-center.png
+    .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/data-tables-menu-pos-top.png
         :align: center
 
     .. rubric:: Auto
@@ -1282,11 +1341,6 @@ class MDDataTable(ThemableBehavior, AnchorLayout):
     """
     Menu height for selecting the number of displayed rows.
 
-    .. rubric:: 140dp
-
-    .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/data-tables-menu-height-140.png
-        :align: center
-
     .. rubric:: 240dp
 
     .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/data-tables-menu-height-240.png
@@ -1298,7 +1352,7 @@ class MDDataTable(ThemableBehavior, AnchorLayout):
 
     background_color = ColorProperty([0, 0, 0, 0])
     """
-    Background color in the format (r, g, b, a).
+    Background color in the format (r, g, b, a) or string format.
     See :attr:`~kivy.uix.modalview.ModalView.background_color`.
 
     Use markup strings
@@ -1315,6 +1369,9 @@ class MDDataTable(ThemableBehavior, AnchorLayout):
 
         class Example(MDApp):
             def build(self):
+                self.theme_cls.theme_style = "Dark"
+                self.theme_cls.primary_palette = "Orange"
+
                 layout = AnchorLayout()
                 data_tables = MDDataTable(
                     size_hint=(0.9, 0.6),
@@ -1354,7 +1411,8 @@ class MDDataTable(ThemableBehavior, AnchorLayout):
 
     background_color_header = ColorProperty(None)
     """
-    Background color for :class:`~TableHeader` class.
+    Background color in the format (r, g, b, a) or string format for
+    :class:`~TableHeader` class.
 
     .. versionadded:: 1.0.0
 
@@ -1374,7 +1432,8 @@ class MDDataTable(ThemableBehavior, AnchorLayout):
 
     background_color_cell = ColorProperty(None)
     """
-    Background color for :class:`~CellRow` class.
+    Background color in the format (r, g, b, a) or string format for
+    :class:`~CellRow` class.
 
     .. versionadded:: 1.0.0
 
@@ -1395,7 +1454,8 @@ class MDDataTable(ThemableBehavior, AnchorLayout):
 
     background_color_selected_cell = ColorProperty(None)
     """
-    Background selected color for :class:`~CellRow` class.
+    Background selected color in the format (r, g, b, a) or string format for
+    :class:`~CellRow` class.
 
     .. versionadded:: 1.0.0
 
@@ -1408,7 +1468,7 @@ class MDDataTable(ThemableBehavior, AnchorLayout):
             background_color_selected_cell="e4514f",
         )
 
-    .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/data-tables-background-color-selected-cell.gif
+    .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/data-tables-background-color-selected-cell.png
         :align: center
 
     :attr:`background_color_selected_cell` is a :class:`~kivy.properties.ColorProperty` and
@@ -1503,6 +1563,9 @@ class MDDataTable(ThemableBehavior, AnchorLayout):
                 data_tables = None
 
                 def build(self):
+                    self.theme_cls.theme_style = "Dark"
+                    self.theme_cls.primary_palette = "Orange"
+
                     layout = MDFloatLayout()  # root layout
                     # Creating control buttons.
                     button_box = MDBoxLayout(
@@ -1604,6 +1667,9 @@ class MDDataTable(ThemableBehavior, AnchorLayout):
                 data_tables = None
 
                 def build(self):
+                    self.theme_cls.theme_style = "Dark"
+                    self.theme_cls.primary_palette = "Orange"
+
                     layout = MDFloatLayout()
                     layout.add_widget(
                         MDRaisedButton(

sbapp/kivymd/uix/dialog/dialog.kv

@@ -18,7 +18,11 @@
         PopMatrix
 
 
-<DialogContainer@MDCard+FakeRectangularElevationBehavior>
+<DialogContainer@MDCard>
+    shadow_color: 0.0, 0.0, 0.0, 0.0
+    elevation: 0
+    shadow_softness: 0
+    shadow_offset: 0, 0
 
 
 <MDDialog>
@@ -28,7 +32,6 @@
         orientation: "vertical"
         size_hint_y: None
         height: self.minimum_height
-        elevation: 24
         padding: "24dp", "24dp", "8dp", "8dp"
         radius: root.radius
         md_bg_color:

sbapp/kivymd/uix/dialog/dialog.py

@@ -38,6 +38,8 @@ Usage
         dialog = None
 
         def build(self):
+            self.theme_cls.theme_style = "Dark"
+            self.theme_cls.primary_palette = "Orange"
             return Builder.load_string(KV)
 
         def show_alert_dialog(self):
@@ -87,6 +89,7 @@ from kivy.uix.modalview import ModalView
 from kivymd import uix_path
 from kivymd.material_resources import DEVICE_TYPE
 from kivymd.theming import ThemableBehavior
+from kivymd.uix.behaviors import CommonElevationBehavior
 from kivymd.uix.button import BaseButton
 from kivymd.uix.card import MDSeparator
 from kivymd.uix.list import BaseListItem
@@ -97,7 +100,40 @@ with open(
     Builder.load_string(kv_file.read())
 
 
-class BaseDialog(ThemableBehavior, ModalView):
+class BaseDialog(ThemableBehavior, ModalView, CommonElevationBehavior):
+    elevation = NumericProperty(3)
+    """
+    See :attr:`kivymd.uix.behaviors.elevation.CommonElevationBehavior.elevation`
+    attribute for more information.
+
+    .. versionadded:: 1.1.0
+
+    :attr:`elevation` is an :class:`~kivy.properties.NumericProperty`
+    and defaults to `3`.
+    """
+
+    shadow_softness = NumericProperty(24)
+    """
+    See :attr:`kivymd.uix.behaviors.elevation.CommonElevationBehavior.shadow_softness`
+    attribute for more information.
+
+    .. versionadded:: 1.1.0
+
+    :attr:`shadow_softness` is an :class:`~kivy.properties.NumericProperty`
+    and defaults to `24`.
+    """
+
+    shadow_offset = ListProperty((0, 4))
+    """
+    See :attr:`kivymd.uix.behaviors.elevation.CommonElevationBehavior.shadow_offset`
+    attribute for more information.
+
+    .. versionadded:: 1.1.0
+
+    :attr:`shadow_offset` is an :class:`~kivy.properties.ListProperty`
+    and defaults to `[0, 4]`.
+    """
+
     radius = ListProperty([dp(7), dp(7), dp(7), dp(7)])
     """
     Dialog corners rounding value.
@@ -250,21 +286,22 @@ class MDDialog(BaseDialog):
         class Example(MDApp):
             dialog = None
 
-            def build(self):
-                return Builder.load_string(KV)
+        def build(self):
+            self.theme_cls.theme_style = "Dark"
+            self.theme_cls.primary_palette = "Orange"
+            return Builder.load_string(KV)
 
-            def show_simple_dialog(self):
-                if not self.dialog:
-                    self.dialog = MDDialog(
-                        title="Set backup account",
-                        type="simple",
-                        items=[
-                            Item(text="user01@gmail.com", source="user-1.png"),
-                            Item(text="user02@gmail.com", source="user-2.png"),
-                            Item(text="Add account", source="add-icon.png"),
-                        ],
-                    )
-                self.dialog.open()
+        def show_simple_dialog(self):
+            if not self.dialog:
+                self.dialog = MDDialog(
+                    title="Set backup account",
+                    type="simple",
+                    items=[
+                        Item(text="user01@gmail.com", source="kivymd/images/logo/kivymd-icon-128.png"),
+                        Item(text="user02@gmail.com", source="data/logo/kivy-icon-128.png"),
+                    ],
+                )
+            self.dialog.open()
 
 
         Example().run()
@@ -317,6 +354,8 @@ class MDDialog(BaseDialog):
             dialog = None
 
             def build(self):
+                self.theme_cls.theme_style = "Dark"
+                self.theme_cls.primary_palette = "Orange"
                 return Builder.load_string(KV)
 
             def show_confirmation_dialog(self):
@@ -385,71 +424,140 @@ class MDDialog(BaseDialog):
     """
     Custom content class.
 
-    .. code-block:: python
+    .. tabs::
 
-        from kivy.lang import Builder
-        from kivy.uix.boxlayout import BoxLayout
+        .. tab:: Declarative KV style
 
-        from kivymd.app import MDApp
-        from kivymd.uix.button import MDFlatButton
-        from kivymd.uix.dialog import MDDialog
+            .. code-block:: python
 
-        KV = '''
-        <Content>
-            orientation: "vertical"
-            spacing: "12dp"
-            size_hint_y: None
-            height: "120dp"
+                from kivy.lang import Builder
+                from kivy.uix.boxlayout import BoxLayout
 
-            MDTextField:
-                hint_text: "City"
+                from kivymd.app import MDApp
+                from kivymd.uix.button import MDFlatButton
+                from kivymd.uix.dialog import MDDialog
 
-            MDTextField:
-                hint_text: "Street"
+                KV = '''
+                <Content>
+                    orientation: "vertical"
+                    spacing: "12dp"
+                    size_hint_y: None
+                    height: "120dp"
+
+                    MDTextField:
+                        hint_text: "City"
+
+                    MDTextField:
+                        hint_text: "Street"
 
 
-        MDFloatLayout:
+                MDFloatLayout:
 
-            MDFlatButton:
-                text: "ALERT DIALOG"
-                pos_hint: {'center_x': .5, 'center_y': .5}
-                on_release: app.show_confirmation_dialog()
-        '''
+                    MDFlatButton:
+                        text: "ALERT DIALOG"
+                        pos_hint: {'center_x': .5, 'center_y': .5}
+                        on_release: app.show_confirmation_dialog()
+                '''
 
 
-        class Content(BoxLayout):
-            pass
+                class Content(BoxLayout):
+                    pass
 
 
-        class Example(MDApp):
-            dialog = None
+                class Example(MDApp):
+                    dialog = None
 
-            def build(self):
-                return Builder.load_string(KV)
+                    def build(self):
+                        self.theme_cls.theme_style = "Dark"
+                        self.theme_cls.primary_palette = "Orange"
+                        return Builder.load_string(KV)
 
-            def show_confirmation_dialog(self):
-                if not self.dialog:
-                    self.dialog = MDDialog(
-                        title="Address:",
-                        type="custom",
-                        content_cls=Content(),
-                        buttons=[
-                            MDFlatButton(
-                                text="CANCEL",
-                                theme_text_color="Custom",
-                                text_color=self.theme_cls.primary_color,
-                            ),
-                            MDFlatButton(
-                                text="OK",
-                                theme_text_color="Custom",
-                                text_color=self.theme_cls.primary_color,
-                            ),
-                        ],
-                    )
-                self.dialog.open()
+                    def show_confirmation_dialog(self):
+                        if not self.dialog:
+                            self.dialog = MDDialog(
+                                title="Address:",
+                                type="custom",
+                                content_cls=Content(),
+                                buttons=[
+                                    MDFlatButton(
+                                        text="CANCEL",
+                                        theme_text_color="Custom",
+                                        text_color=self.theme_cls.primary_color,
+                                    ),
+                                    MDFlatButton(
+                                        text="OK",
+                                        theme_text_color="Custom",
+                                        text_color=self.theme_cls.primary_color,
+                                    ),
+                                ],
+                            )
+                        self.dialog.open()
 
 
-        Example().run()
+                Example().run()
+
+        .. tab:: Declarative Python style
+
+            .. code-block:: python
+
+                from kivymd.app import MDApp
+                from kivymd.uix.boxlayout import MDBoxLayout
+                from kivymd.uix.button import MDFlatButton
+                from kivymd.uix.dialog import MDDialog
+                from kivymd.uix.floatlayout import MDFloatLayout
+                from kivymd.uix.textfield import MDTextField
+
+
+                class Example(MDApp):
+                    dialog = None
+
+                    def build(self):
+                        self.theme_cls.theme_style = "Dark"
+                        self.theme_cls.primary_palette = "Orange"
+                        return (
+                            MDFloatLayout(
+                                MDFlatButton(
+                                    text="ALERT DIALOG",
+                                    pos_hint={'center_x': 0.5, 'center_y': 0.5},
+                                    on_release=self.show_confirmation_dialog,
+                                )
+                            )
+                        )
+
+                    def show_confirmation_dialog(self, *args):
+                        if not self.dialog:
+                            self.dialog = MDDialog(
+                                title="Address:",
+                                type="custom",
+                                content_cls=MDBoxLayout(
+                                    MDTextField(
+                                        hint_text="City",
+                                    ),
+                                    MDTextField(
+                                        hint_text="Street",
+                                    ),
+                                    orientation="vertical",
+                                    spacing="12dp",
+                                    size_hint_y=None,
+                                    height="120dp",
+                                ),
+                                buttons=[
+                                    MDFlatButton(
+                                        text="CANCEL",
+                                        theme_text_color="Custom",
+                                        text_color=self.theme_cls.primary_color,
+                                    ),
+                                    MDFlatButton(
+                                        text="OK",
+                                        theme_text_color="Custom",
+                                        text_color=self.theme_cls.primary_color,
+                                    ),
+                                ],
+                            )
+                        self.dialog.open()
+
+
+                Example().run()
 
     .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/dialog-custom.png
         :align: center
@@ -460,7 +568,7 @@ class MDDialog(BaseDialog):
 
     md_bg_color = ColorProperty(None)
     """
-    Background color in the format (r, g, b, a).
+    Background color in the (r, g, b, a) or string format.
 
     :attr:`md_bg_color` is an :class:`~kivy.properties.ColorProperty`
     and defaults to `None`.

sbapp/kivymd/uix/dropdownitem/dropdownitem.kv

@@ -1,7 +1,7 @@
 <_Triangle>:
     canvas:
         Color:
-            rgba: root.theme_cls.text_color
+            rgba: app.theme_cls.text_color
         Triangle:
             points:
                 [ \
@@ -13,7 +13,8 @@
 
 <MDDropDownItem>
     orientation: "vertical"
-    adaptive_size: True
+    size_hint: None, None
+    size: self.minimum_size
     spacing: "5dp"
     padding: "5dp", "5dp", "5dp", 0
 

sbapp/kivymd/uix/dropdownitem/dropdownitem.py

@@ -15,13 +15,13 @@ Usage
     from kivymd.app import MDApp
 
     KV = '''
-    Screen
+    MDScreen
 
         MDDropDownItem:
             id: drop_item
             pos_hint: {'center_x': .5, 'center_y': .5}
             text: 'Item'
-            on_release: self.set_item("New Item")
+            on_release: print("Press item")
     '''
 
 
@@ -48,12 +48,12 @@ import os
 from kivy.lang import Builder
 from kivy.properties import NumericProperty, StringProperty
 from kivy.uix.behaviors import ButtonBehavior
+from kivy.uix.boxlayout import BoxLayout
 from kivy.uix.widget import Widget
 
 from kivymd import uix_path
 from kivymd.theming import ThemableBehavior
-from kivymd.uix.behaviors import FakeRectangularElevationBehavior
-from kivymd.uix.boxlayout import MDBoxLayout
+from kivymd.uix.behaviors import DeclarativeBehavior
 
 with open(
     os.path.join(uix_path, "dropdownitem", "dropdownitem.kv"), encoding="utf-8"
@@ -61,15 +61,12 @@ with open(
     Builder.load_string(kv_file.read())
 
 
-class _Triangle(ThemableBehavior, Widget):
+class _Triangle(Widget):
     pass
 
 
 class MDDropDownItem(
-    ThemableBehavior,
-    FakeRectangularElevationBehavior,
-    ButtonBehavior,
-    MDBoxLayout,
+    DeclarativeBehavior, ThemableBehavior, ButtonBehavior, BoxLayout
 ):
     text = StringProperty()
     """

sbapp/kivymd/uix/filemanager/filemanager.kv

@@ -6,28 +6,29 @@
     background_normal: ""
     background_down: ""
     dir_or_file_name: ""
+    icon_color: 0, 0, 0, 0
     _selected: False
     events_callback: lambda x: None
     orientation: "vertical"
 
     ModifiedOneLineIconListItem:
         text: root.dir_or_file_name
+        on_release: root.events_callback(root.path, root)
         bg_color:
             self.theme_cls.bg_darkest \
-            if root._selected else self.theme_cls.bg_normal
-        on_release: root.events_callback(root.path, root)
+            if root._selected else \
+            self.theme_cls.bg_normal
 
         IconLeftWidget:
             icon: root.icon
-            theme_text_color: "Custom"
-            text_color: self.theme_cls.primary_color
+            theme_icon_color: "Custom"
+            icon_color: root.icon_color
 
     MDSeparator:
 
 
 <LabelContent@MDLabel>
-    size_hint_y: None
-    height: self.texture_size[1]
+    adaptive_height: True
     shorten: True
     shorten_from: "center"
     halign: "center"
@@ -61,23 +62,6 @@
         text: root.name
 
 
-<FloatButton>
-    anchor_x: "right"
-    anchor_y: "bottom"
-    size_hint_y: None
-    height: dp(56)
-    padding: dp(10)
-
-    MDFloatingActionButton:
-        size_hint: None, None
-        size:dp(56), dp(56)
-        icon: root.icon
-        opposite_colors: True
-        elevation: 8
-        on_release: root.callback()
-        md_bg_color: root.md_bg_color
-
-
 <MDFileManager>
     md_bg_color: root.theme_cls.bg_normal
 
@@ -90,7 +74,11 @@
             title: root.current_path
             right_action_items: [["close-box", lambda x: root.exit_manager(1)]]
             left_action_items: [["chevron-left", lambda x: root.back()]]
-            elevation: 10
+            elevation: 3
+            md_bg_color:
+                app.theme_cls.primary_color \
+                if not root.background_color_toolbar else \
+                root.background_color_toolbar
 
         RecycleView:
             id: rv

sbapp/kivymd/uix/filemanager/filemanager.py

@@ -9,7 +9,7 @@ Usage
 
 .. code-block:: python
 
-    path = '/'  # path to the directory that will be opened in the file manager
+    path = os.path.expanduser("~")  # path to the directory that will be opened in the file manager
     file_manager = MDFileManager(
         exit_manager=self.exit_manager,  # function called when the user reaches directory tree root
         select_path=self.select_path,  # function called when selecting a file/directory
@@ -19,7 +19,7 @@ Usage
 .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/file-manager.png
     :align: center
 
-.. warning:: Be careful! To use the `/` path on Android devices, you need
+.. warning:: Be careful! To use the `'/'` path on Android devices, you need
     special permissions. Therefore, you are likely to get an error.
 
 Or with ``preview`` mode:
@@ -32,7 +32,7 @@ Or with ``preview`` mode:
         preview=True,
     )
 
-.. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/file-manager-previous.png
+.. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/file-manager-preview.png
     :align: center
 
 .. warning:: The `preview` mode is intended only for viewing images and will
@@ -43,6 +43,8 @@ Example
 
 .. code-block:: python
 
+    import os
+
     from kivy.core.window import Window
     from kivy.lang import Builder
 
@@ -53,19 +55,19 @@ Example
 
     KV = '''
     MDBoxLayout:
-        orientation: 'vertical'
+        orientation: "vertical"
 
         MDTopAppBar:
             title: "MDFileManager"
-            left_action_items: [['menu', lambda x: None]]
-            elevation: 10
+            left_action_items: [["menu", lambda x: None]]
+            elevation: 3
 
         MDFloatLayout:
 
             MDRoundFlatIconButton:
                 text: "Open manager"
                 icon: "folder"
-                pos_hint: {'center_x': .5, 'center_y': .6}
+                pos_hint: {"center_x": .5, "center_y": .5}
                 on_release: app.file_manager_open()
     '''
 
@@ -76,23 +78,23 @@ Example
             Window.bind(on_keyboard=self.events)
             self.manager_open = False
             self.file_manager = MDFileManager(
-                exit_manager=self.exit_manager,
-                select_path=self.select_path,
-                preview=True,
+                exit_manager=self.exit_manager, select_path=self.select_path
             )
 
         def build(self):
+            self.theme_cls.theme_style = "Dark"
+            self.theme_cls.primary_palette = "Orange"
             return Builder.load_string(KV)
 
         def file_manager_open(self):
-            self.file_manager.show('/')  # output manager to the screen
+            self.file_manager.show(os.path.expanduser("~"))  # output manager to the screen
             self.manager_open = True
 
-        def select_path(self, path):
-            '''It will be called when you click on the file name
+        def select_path(self, path: str):
+            '''
+            It will be called when you click on the file name
             or the catalog selection button.
 
-            :type path: str;
             :param path: path to the selected directory or file;
             '''
 
@@ -126,6 +128,9 @@ Not tested on `iOS`.
 
     def file_manager_open(self):
         self.file_manager.show_disks()
+
+.. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/file-manager-show-disks.png
+    :align: center
 """
 
 __all__ = ("MDFileManager",)
@@ -136,6 +141,7 @@ import re
 from typing import List, Tuple, Union
 
 from kivy import platform
+from kivy.clock import Clock
 from kivy.factory import Factory
 from kivy.lang import Builder
 from kivy.metrics import dp
@@ -148,7 +154,6 @@ from kivy.properties import (
     OptionProperty,
     StringProperty,
 )
-from kivy.uix.anchorlayout import AnchorLayout
 from kivy.uix.behaviors import ButtonBehavior
 from kivy.uix.modalview import ModalView
 
@@ -156,6 +161,7 @@ from kivymd import images_path, uix_path
 from kivymd.theming import ThemableBehavior
 from kivymd.uix.behaviors import CircularRippleBehavior
 from kivymd.uix.boxlayout import MDBoxLayout
+from kivymd.uix.button import MDFloatingActionButton
 from kivymd.uix.fitimage import FitImage
 from kivymd.uix.list import BaseListItem
 from kivymd.uix.relativelayout import MDRelativeLayout
@@ -167,9 +173,7 @@ with open(
 
 
 class BodyManager(MDBoxLayout):
-    """
-    Base class for folders and files icons.
-    """
+    """Base class for folders and files icons."""
 
 
 class BodyManagerWithPreview(MDBoxLayout):
@@ -182,47 +186,146 @@ class IconButton(CircularRippleBehavior, ButtonBehavior, FitImage):
     """Folder icons/thumbnails images in ``preview`` mode."""
 
 
-class FloatButton(ThemableBehavior, AnchorLayout):
-    callback = ObjectProperty()
-    md_bg_color = ColorProperty([1, 1, 1, 1])
-    icon = StringProperty()
-
-    def __init__(self, **kwargs):
-        super().__init__(**kwargs)
-        self.theme_cls.bind(primary_palette=self.set_md_bg_color)
-
-    def set_md_bg_color(self, *args):
-        self.md_bg_color = self.theme_cls.primary_color
-
-
 class ModifiedOneLineIconListItem(BaseListItem):
     _txt_left_pad = NumericProperty("72dp")
     _txt_top_pad = NumericProperty("16dp")
     _txt_bot_pad = NumericProperty("15dp")
     _num_lines = 1
 
-    def __init__(self, **kwargs):
-        super().__init__(**kwargs)
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
         self.height = dp(48)
 
 
-class MDFileManager(ThemableBehavior, MDRelativeLayout):
-    icon = StringProperty("check")
+class MDFileManager(MDRelativeLayout, ThemableBehavior):
     """
-    The icon that will be used on the directory selection button.
+    Implements a modal dialog with a file manager.
+
+    For more information, see in the
+    :class:`~kivymd.uix.relativelayout.MDRelativeLayout` class documentation.
+
+    :Events:
+        `on_pre_open`:
+            Called before the MDFileManager is opened.
+        `on_open`:
+            Called when the MDFileManager is opened.
+        `on_pre_dismiss`:
+            Called before the MDFileManager is closed.
+        `on_dismiss`:
+            Called when the MDFileManager is closed.
+    """
+
+    icon = StringProperty("check", deprecated=True)
+    """
+    Icon that will be used on the directory selection button.
+
+    .. deprecated:: 1.1.0
+        Use :attr:`icon_selection_button` instead.
 
     :attr:`icon` is an :class:`~kivy.properties.StringProperty`
     and defaults to `check`.
     """
 
+    icon_selection_button = StringProperty("check")
+    """
+    Icon that will be used on the directory selection button.
+
+    .. versionadded:: 1.1.0
+
+    .. code-block:: python
+
+        MDFileManager(
+            ...
+            icon_selection_button="pencil",
+        )
+
+    .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/file-manager-icon-selection-button.png
+        :align: center
+
+    :attr:`icon_selection_button` is an :class:`~kivy.properties.StringProperty`
+    and defaults to `check`.
+    """
+
+    background_color_selection_button = ColorProperty(None)
+    """
+    Background color of the current directory/path selection button.
+
+    .. versionadded:: 1.1.0
+
+    .. code-block:: python
+
+        MDFileManager(
+            ...
+            background_color_selection_button="brown",
+        )
+
+    .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/file-manager-background-color-selection-button.png
+        :align: center
+
+    :attr:`background_color_selection_button` is an :class:`~kivy.properties.ColorProperty`
+    and defaults to `None`.
+    """
+
+    background_color_toolbar = ColorProperty(None)
+    """
+    Background color of the file manager toolbar.
+
+    .. versionadded:: 1.1.0
+
+    .. code-block:: python
+
+        MDFileManager(
+            ...
+            background_color_toolbar="brown",
+        )
+
+    .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/file-manager-background-color-toolbar.png
+        :align: center
+
+    :attr:`background_color_toolbar` is an :class:`~kivy.properties.ColorProperty`
+    and defaults to `None`.
+    """
+
     icon_folder = StringProperty(f"{images_path}folder.png")
     """
-    The icon that will be used for folder icons when using ``preview = True``.
+    Icon that will be used for folder icons when using ``preview = True``.
+
+    .. code-block:: python
+
+        MDFileManager(
+            ...
+            preview=True,
+            icon_folder="path/to/icon.png",
+        )
+
+    .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/file-manager-icon-folder.png
+        :align: center
 
     :attr:`icon` is an :class:`~kivy.properties.StringProperty`
     and defaults to `check`.
     """
 
+    icon_color = ColorProperty(None)
+    """
+    Color of the folder icon when the :attr:`preview` property is set to False.
+
+    .. versionadded:: 1.1.0
+
+    .. code-block:: python
+
+        MDFileManager(
+            ...
+            preview=False,
+            icon_color="brown",
+        )
+
+    .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/file-manager-icon-color.png
+        :align: center
+
+    :attr:`icon_color` is an :class:`~kivy.properties.ColorProperty`
+    and defaults to `None`.
+    """
+
     exit_manager = ObjectProperty(lambda x: None)
     """
     Function called when the user reaches directory tree root.
@@ -259,12 +362,12 @@ class MDFileManager(ThemableBehavior, MDRelativeLayout):
     and defaults to `all`.
     """
 
-    current_path = StringProperty(os.getcwd())
+    current_path = StringProperty(os.path.expanduser("~"))
     """
     Current directory.
 
     :attr:`current_path` is an :class:`~kivy.properties.StringProperty`
-    and defaults to `/`.
+    and defaults to `os.path.expanduser("~")`.
     """
 
     use_access = BooleanProperty(True)
@@ -295,9 +398,9 @@ class MDFileManager(ThemableBehavior, MDRelativeLayout):
         "name", options=["nothing", "name", "date", "size", "type"]
     )
     """
-    It can take the values 'nothing' 'name' 'date' 'size' 'type' - sorts files by option
-    By default, sort by name.
-    Available options are: `'nothing'`, `'name'`, `'date'`, `'size'`, `'type'`.
+    It can take the values 'nothing' 'name' 'date' 'size' 'type' - sorts files
+    by option. By default, sort by name. Available options are:
+    `'nothing'`, `'name'`, `'date'`, `'size'`, `'type'`.
 
     :attr:`sort_by` is an :class:`~kivy.properties.OptionProperty`
     and defaults to `name`.
@@ -325,29 +428,33 @@ class MDFileManager(ThemableBehavior, MDRelativeLayout):
     """
     Contains the list of files that are currently selected.
 
-    :attr:`selection` is a read-only :class:`~kivy.properties.ListProperty` and
-    defaults to `[]`.
+    :attr:`selection` is a read-only :class:`~kivy.properties.ListProperty`
+    and defaults to `[]`.
+    """
+
+    selection_button = ObjectProperty()
+    """
+    The instance of the directory/path selection button.
+
+    .. versionadded:: 1.1.0
+
+    :attr:`selection_button` is a read-only :class:`~kivy.properties.ObjectProperty`
+    and defaults to `None`.
     """
 
     _window_manager = None
     _window_manager_open = False
 
-    def __init__(self, **kwargs):
-        super().__init__(**kwargs)
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+        self.register_event_type("on_pre_open")
+        self.register_event_type("on_open")
+        self.register_event_type("on_pre_dismiss")
+        self.register_event_type("on_dismiss")
+
         toolbar_label = self.ids.toolbar.children[1].children[0]
         toolbar_label.font_style = "Subtitle1"
-        if (
-            self.selector == "any"
-            or self.selector == "multi"
-            or self.selector == "folder"
-        ):
-            self.add_widget(
-                FloatButton(
-                    callback=self.select_directory_on_press_button,
-                    md_bg_color=self.theme_cls.primary_color,
-                    icon=self.icon,
-                )
-            )
+        Clock.schedule_once(self._create_selection_button)
 
         if self.preview:
             self.ext = [".png", ".jpg", ".jpeg"]
@@ -400,15 +507,7 @@ class MDFileManager(ThemableBehavior, MDRelativeLayout):
                 }
             )
         self.ids.rv.data = manager_list
-
-        if not self._window_manager:
-            self._window_manager = ModalView(
-                size_hint=self.size_hint, auto_dismiss=False
-            )
-            self._window_manager.add_widget(self)
-        if not self._window_manager_open:
-            self._window_manager.open()
-            self._window_manager_open = True
+        self._show()
 
     def show(self, path: str) -> None:
         """
@@ -474,6 +573,9 @@ class MDFileManager(ThemableBehavior, MDRelativeLayout):
                         "icon": icon,
                         "dir_or_file_name": name,
                         "events_callback": self.select_dir_or_file,
+                        "icon_color": self.theme_cls.primary_color
+                        if not self.icon_color
+                        else self.icon_color,
                         "_selected": False,
                     }
                 )
@@ -488,19 +590,14 @@ class MDFileManager(ThemableBehavior, MDRelativeLayout):
                         "icon": "file-outline",
                         "dir_or_file_name": os.path.split(name)[1],
                         "events_callback": self.select_dir_or_file,
+                        "icon_color": self.theme_cls.primary_color
+                        if not self.icon_color
+                        else self.icon_color,
                         "_selected": False,
                     }
                 )
         self.ids.rv.data = manager_list
-
-        if not self._window_manager:
-            self._window_manager = ModalView(
-                size_hint=self.size_hint, auto_dismiss=False
-            )
-            self._window_manager.add_widget(self)
-        if not self._window_manager_open:
-            self._window_manager.open()
-            self._window_manager_open = True
+        self._show()
 
     def get_access_string(self, path: str) -> str:
         access_string = ""
@@ -557,7 +654,9 @@ class MDFileManager(ThemableBehavior, MDRelativeLayout):
     def close(self) -> None:
         """Closes the file manager window."""
 
+        self.dispatch("on_pre_dismiss")
         self._window_manager.dismiss()
+        self.dispatch("on_dismiss")
         self._window_manager_open = False
 
     def select_dir_or_file(
@@ -609,6 +708,84 @@ class MDFileManager(ThemableBehavior, MDRelativeLayout):
             if self.selector == "folder" or self.selector == "any":
                 self.select_path(self.current_path)
 
+    def on_icon(self, instance_file_manager, icon_name: str) -> None:
+        """Called when the :attr:`icon` property is changed."""
+
+        self.icon_selection_button = icon_name
+
+    def on_background_color_toolbar(
+        self, instance_file_manager, color: Union[str, list]
+    ) -> None:
+        """
+        Called when the :attr:`background_color_toolbar` property is changed.
+        """
+
+        def on_background_color_toolbar(*args):
+            self.ids.toolbar.md_bg_color = color
+
+        Clock.schedule_once(on_background_color_toolbar)
+
+    def on_pre_open(self, *args):
+        """
+        Default pre-open event handler.
+
+        .. versionadded:: 1.1.0
+        """
+
+    def on_open(self, *args):
+        """
+        Default open event handler.
+
+        .. versionadded:: 1.1.0
+        """
+
+    def on_pre_dismiss(self, *args):
+        """
+        Default pre-dismiss event handler.
+
+        .. versionadded:: 1.1.0
+        """
+
+    def on_dismiss(self, *args):
+        """
+        Default dismiss event handler.
+
+        .. versionadded:: 1.1.0
+        """
+
+    def _show(self):
+        if not self._window_manager:
+            self._window_manager = ModalView(
+                size_hint=self.size_hint, auto_dismiss=False
+            )
+            self.size_hint = (1, 1)
+            self._window_manager.add_widget(self)
+
+        if not self._window_manager_open:
+            self._window_manager.open()
+            self._window_manager_open = True
+
+        self.dispatch("on_pre_open")
+        self.dispatch("on_open")
+
+    def _create_selection_button(self, *args):
+        if (
+            self.selector == "any"
+            or self.selector == "multi"
+            or self.selector == "folder"
+        ):
+            self.selection_button = MDFloatingActionButton(
+                on_release=self.select_directory_on_press_button,
+                md_bg_color=self.theme_cls.primary_color
+                if not self.background_color_selection_button
+                else self.background_color_selection_button,
+                icon=self.icon_selection_button,
+                pos_hint={"right": 0.99},
+                y=dp(12),
+                elevation=0,
+            )
+            self.add_widget(self.selection_button)
+
     def __sort_files(self, files):
         def sort_by_name(files):
             files.sort(key=locale.strxfrm)

sbapp/kivymd/uix/fitimage/fitimage.py

@@ -132,11 +132,11 @@ from kivy.properties import BooleanProperty, ObjectProperty
 from kivy.uix.image import AsyncImage
 from kivy.uix.widget import Widget
 
+from kivymd.uix.behaviors import StencilBehavior
 from kivymd.uix.boxlayout import MDBoxLayout
-from kivymd.uix.templates import StencilWidget
 
 
-class FitImage(MDBoxLayout, StencilWidget):
+class FitImage(MDBoxLayout, StencilBehavior):
     source = ObjectProperty()
     """
     Filename/source of your image.

sbapp/kivymd/uix/gridlayout.py

@@ -90,4 +90,7 @@ from kivymd.uix.behaviors import DeclarativeBehavior
 
 
 class MDGridLayout(DeclarativeBehavior, GridLayout, MDAdaptiveWidget):
-    pass
+    """
+    Grid layout class. For more information, see in the
+    :class:`~kivy.uix.gridlayout.GridLayout` class documentation.
+    """

sbapp/kivymd/uix/hero.py

@@ -63,7 +63,7 @@ Base example
                 x: 24
 
                 FitImage:
-                    source: "https://github.com/kivymd/internal/raw/main/logo/kivymd_logo_blue.png"
+                    source: "kivymd/images/logo/kivymd-icon-512.png"
                     size_hint: None, None
                     size: hero_from.size
 
@@ -72,7 +72,7 @@ Base example
                 pos_hint: {"center_x": .5}
                 y: "36dp"
                 on_release:
-                    root.current_hero = "hero"
+                    root.current_heroes = ["hero"]
                     root.current = "screen B"
 
         MDScreen:
@@ -82,6 +82,7 @@ Base example
 
             MDHeroTo:
                 id: hero_to
+                tag: "hero"
                 size_hint: None, None
                 size: "220dp", "220dp"
                 pos_hint: {"center_x": .5, "center_y": .5}
@@ -91,7 +92,7 @@ Base example
                 pos_hint: {"center_x": .5}
                 y: "36dp"
                 on_release:
-                    root.current_hero = "hero"
+                    root.current_heroes = ["hero"]
                     root.current = "screen A"
     '''
 
@@ -113,6 +114,7 @@ Note that the child of the :class:`~MDHeroFrom` widget must have the size of the
 
     MDHeroFrom:
         id: hero_from
+        tag: "hero"
 
         FitImage:
             size_hint: None, None
@@ -127,7 +129,7 @@ container in which the hero is located:
     MDRaisedButton:
         text: "Move Hero To Screen B"
         on_release:
-            root.current_hero = "hero"
+            root.current_heroes = ["hero"]
             root.current = "screen 2"
 
 If you need to switch to a screen that does not contain heroes, set the
@@ -138,7 +140,7 @@ If you need to switch to a screen that does not contain heroes, set the
     MDRaisedButton:
         text: "Go To Another Screen"
         on_release:
-            root.current_hero = ""
+            root.current_heroes = []
             root.current = "another screen"
 
 Example
@@ -166,7 +168,7 @@ Example
                 x: 24
 
                 FitImage:
-                    source: "https://github.com/kivymd/internal/raw/main/logo/kivymd_logo_blue.png"
+                    source: "kivymd/images/logo/kivymd-icon-512.png"
                     size_hint: None, None
                     size: hero_from.size
 
@@ -175,7 +177,7 @@ Example
                 pos_hint: {"center_x": .5}
                 y: "36dp"
                 on_release:
-                    root.current_hero = "hero"
+                    root.current_heroes = ["hero"]
                     root.current = "screen B"
 
         MDScreen:
@@ -185,6 +187,7 @@ Example
 
             MDHeroTo:
                 id: hero_to
+                tag: "hero"
                 size_hint: None, None
                 size: "220dp", "220dp"
                 pos_hint: {"center_x": .5, "center_y": .5}
@@ -194,7 +197,7 @@ Example
                 pos_hint: {"center_x": .5}
                 y: "52dp"
                 on_release:
-                    root.current_hero = ""
+                    root.current_heroes = []
                     root.current = "screen C"
 
             MDRaisedButton:
@@ -202,7 +205,7 @@ Example
                 pos_hint: {"center_x": .5}
                 y: "8dp"
                 on_release:
-                    root.current_hero = "hero"
+                    root.current_heroes = ["hero"]
                     root.current = "screen A"
 
         MDScreen:
@@ -283,7 +286,7 @@ background color of the hero during the flight between the screens:
                 pos_hint: {"center_x": .5}
                 y: "36dp"
                 on_release:
-                    root.current_hero = "hero"
+                    root.current_heroes = ["hero"]
                     root.current = "screen B"
 
         MDScreen:
@@ -293,6 +296,7 @@ background color of the hero during the flight between the screens:
 
             MDHeroTo:
                 id: hero_to
+                tag: "hero"
                 size_hint: None, None
                 size: "220dp", "220dp"
                 pos_hint: {"center_x": .5, "center_y": .5}
@@ -302,7 +306,7 @@ background color of the hero during the flight between the screens:
                 pos_hint: {"center_x": .5}
                 y: "36dp"
                 on_release:
-                    root.current_hero = "hero"
+                    root.current_heroes = ["hero"]
                     root.current = "screen A"
     '''
 
@@ -370,7 +374,7 @@ Usage with ScrollView
             radius: 24
             box_radius: 0, 0, 24, 24
             box_color: 0, 0, 0, .5
-            source: "image.jpg"
+            source: "kivymd/images/logo/kivymd-icon-512.png"
             size_hint: None, None
             size: root.size
             mipmap: True
@@ -399,7 +403,7 @@ Usage with ScrollView
 
         MDScreen:
             name: "screen B"
-            hero_to: hero_to
+            heroes_to: [hero_to]
 
             MDHeroTo:
                 id: hero_to
@@ -412,7 +416,7 @@ Usage with ScrollView
                 pos_hint: {"center_x": .5}
                 y: "36dp"
                 on_release:
-                    root.current_hero = "hero"
+                    root.current_heroes = [hero_to.tag]
                     root.current = "screen A"
     '''
 
@@ -441,7 +445,8 @@ Usage with ScrollView
 
         def on_release(self):
             def switch_screen(*args):
-                self.manager.current_hero = self.tag
+                self.manager.current_heroes = [self.tag]
+                self.manager.ids.hero_to.tag = self.tag
                 self.manager.current = "screen B"
 
             Clock.schedule_once(switch_screen, 0.2)
@@ -465,6 +470,93 @@ Usage with ScrollView
 
 .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/hero-usage-with-scrollview.gif
     :align: center
+
+Using multiple heroes at the same time
+--------------------------------------
+
+.. code-block:: python
+
+    from kivy.lang import Builder
+
+    from kivymd.app import MDApp
+
+    KV = '''
+    MDScreenManager:
+
+        MDScreen:
+            name: "screen A"
+            md_bg_color: "lightblue"
+
+            MDHeroFrom:
+                id: hero_kivymd
+                tag: "kivymd"
+                size_hint: None, None
+                size: "200dp", "200dp"
+                pos_hint: {"top": .98}
+                x: 24
+
+                FitImage:
+                    source: "kivymd/images/logo/kivymd-icon-512.png"
+                    size_hint: None, None
+                    size: hero_kivymd.size
+
+            MDHeroFrom:
+                id: hero_kivy
+                tag: "kivy"
+                size_hint: None, None
+                size: "200dp", "200dp"
+                pos_hint: {"top": .98}
+                x: 324
+
+                FitImage:
+                    source: "data/logo/kivy-icon-512.png"
+                    size_hint: None, None
+                    size: hero_kivy.size
+
+            MDRaisedButton:
+                text: "Move Hero To Screen B"
+                pos_hint: {"center_x": .5}
+                y: "36dp"
+                on_release:
+                    root.current_heroes = ["kivymd", "kivy"]
+                    root.current = "screen B"
+
+        MDScreen:
+            name: "screen B"
+            heroes_to: hero_to_kivymd, hero_to_kivy
+            md_bg_color: "cadetblue"
+
+            MDHeroTo:
+                id: hero_to_kivy
+                tag: "kivy"
+                size_hint: None, None
+                pos_hint: {"center_x": .5, "center_y": .5}
+
+            MDHeroTo:
+                id: hero_to_kivymd
+                tag: "kivymd"
+                size_hint: None, None
+                pos_hint: {"right": 1, "top": 1}
+
+            MDRaisedButton:
+                text: "Move Hero To Screen A"
+                pos_hint: {"center_x": .5}
+                y: "36dp"
+                on_release:
+                    root.current_heroes = ["kivy", "kivymd"]
+                    root.current = "screen A"
+    '''
+
+
+    class Test(MDApp):
+        def build(self):
+            return Builder.load_string(KV)
+
+
+    Test().run()
+
+.. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/hero-multiple-heroes.gif
+    :align: center
 """
 
 from kivy.properties import StringProperty
@@ -476,6 +568,9 @@ class MDHeroFrom(MDBoxLayout):
     """
     The container from which the hero begins his flight.
 
+    For more information, see in the
+    :class:`~kivymd.uix.boxlayout.MDBoxLayout` class documentation.
+
     :Events:
         `on_transform_in`
             when the hero flies from screen **A** to screen **B**.
@@ -487,7 +582,7 @@ class MDHeroFrom(MDBoxLayout):
     """
     Tag ID for heroes.
 
-    :attr:`shift_right` is an :class:`~kivy.properties.StringProperty`
+    :attr:`tag` is an :class:`~kivy.properties.StringProperty`
     and defaults to `''`.
     """
 
@@ -504,4 +599,17 @@ class MDHeroFrom(MDBoxLayout):
 
 
 class MDHeroTo(MDBoxLayout):
-    """The container in which the hero comes."""
+    """
+    The container in which the hero comes.
+
+    For more information, see in the
+    :class:`~kivymd.uix.boxlayout.MDBoxLayout` class documentation.
+    """
+
+    tag = StringProperty(allownone=True)
+    """
+    Tag ID for heroes.
+
+    :attr:`tag` is an :class:`~kivy.properties.StringProperty`
+    and defaults to `''`.
+    """

sbapp/kivymd/uix/imagelist/imagelist.py

@@ -65,12 +65,13 @@ Implementation
     :align: center
 """
 
-__all__ = "MDSmartTile"
+__all__ = [
+    "MDSmartTile",
+]
 
 import os
 
 from kivy.lang import Builder
-from kivy.logger import Logger
 from kivy.properties import (
     BooleanProperty,
     ColorProperty,

sbapp/kivymd/uix/label/label.kv

@@ -17,8 +17,14 @@
             rgba: (1, 1, 1, 1) if self.source else (0, 0, 0, 0)
         Rectangle:
             source: self.source if self.source else None
-            pos: self.pos
-            size: self.size
+            pos:
+                self.pos \
+                if not self.source else \
+                (self.x - self._size[0] / 2, self.y)
+            size:
+                self._size \
+                if self.source else \
+                self.size
 
     font_style: "Icon"
     text: u"{}".format(md_icons[root.icon]) if root.icon in md_icons else "blank"

sbapp/kivymd/uix/label/label.py

@@ -222,14 +222,18 @@ __all__ = ("MDLabel", "MDIcon")
 import os
 from typing import Union
 
+from kivy.animation import Animation
 from kivy.clock import Clock
+from kivy.graphics import Color, Rectangle
 from kivy.lang import Builder
 from kivy.metrics import sp
 from kivy.properties import (
     AliasProperty,
     BooleanProperty,
     ColorProperty,
+    ListProperty,
     NumericProperty,
+    ObjectProperty,
     OptionProperty,
     StringProperty,
 )
@@ -322,6 +326,7 @@ class MDLabel(DeclarativeBehavior, ThemableBehavior, Label, MDAdaptiveWidget):
 
     parent_background = ColorProperty(None)
     can_capitalize = BooleanProperty(True)
+    canvas_bg = ObjectProperty()
 
     def __init__(self, **kwargs):
         super().__init__(**kwargs)
@@ -349,6 +354,7 @@ class MDLabel(DeclarativeBehavior, ThemableBehavior, Label, MDAdaptiveWidget):
             font_info = self.theme_cls.font_styles[self.font_style]
             self.font_name = font_info[0]
             self.font_size = sp(font_info[1])
+
             if font_info[2] and self.can_capitalize:
                 self._capitalizing = True
             else:
@@ -374,29 +380,68 @@ class MDLabel(DeclarativeBehavior, ThemableBehavior, Label, MDAdaptiveWidget):
             # generic None value it's not yet been set
             self._text_color_str = ""
             if theme_text_color == "Custom" and self.text_color:
-                self.color = self.text_color
+                color = self.text_color
             elif (
                 theme_text_color == "ContrastParentBackground"
                 and self.parent_background
             ):
-                self.color = get_contrast_text_color(self.parent_background)
+                color = get_contrast_text_color(self.parent_background)
             else:
-                self.color = [0, 0, 0, 1]
+                color = [0, 0, 0, 1]
 
-    def on_text_color(self, instance_label, color: list) -> None:
+            if self.theme_cls.theme_style_switch_animation:
+                Animation(
+                    color=color,
+                    d=self.theme_cls.theme_style_switch_animation_duration,
+                    t="linear",
+                ).start(self)
+            else:
+                self.color = color
+
+    def on_text_color(self, instance_label, color: Union[list, str]) -> None:
         if self.theme_text_color == "Custom":
-            self.color = self.text_color
+            if self.theme_cls.theme_style_switch_animation:
+                Animation(
+                    color=self.text_color,
+                    d=self.theme_cls.theme_style_switch_animation_duration,
+                    t="linear",
+                ).start(self)
+            else:
+                self.color = self.text_color
 
     def on_opposite_colors(self, *args) -> None:
         self.on_theme_text_color(self, self.theme_text_color)
 
+    def on_md_bg_color(self, instance_label, color: Union[list, str]) -> None:
+        self.canvas.remove_group("Background_instruction")
+        with self.canvas.before:
+            Color(rgba=color)
+            self.canvas_bg = Rectangle(pos=self.pos, size=self.size)
+            self.bind(pos=self.update_canvas_bg_pos)
+
+    def on_size(self, instance_label, size: list) -> None:
+        if self.canvas_bg:
+            self.canvas_bg.size = size
+
+    def update_canvas_bg_pos(self, instance_label, pos: list) -> None:
+        if self.canvas_bg:
+            self.canvas_bg.pos = pos
+
     def _do_update_theme_color(self, *args):
         if self._text_color_str:
-            self.color = getattr(self.theme_cls, self._text_color_str)
             if not self.disabled:
-                self.color = getattr(self.theme_cls, self._text_color_str)
+                color = getattr(self.theme_cls, self._text_color_str)
             else:
-                self.color = getattr(self.theme_cls, "disabled_hint_text_color")
+                color = getattr(self.theme_cls, "disabled_hint_text_color")
+
+            if self.theme_cls.theme_style_switch_animation:
+                Animation(
+                    color=color,
+                    d=self.theme_cls.theme_style_switch_animation_duration,
+                    t="linear",
+                ).start(self)
+            else:
+                self.color = color
 
 
 class MDIcon(MDFloatLayout, MDLabel):
@@ -456,11 +501,16 @@ class MDIcon(MDFloatLayout, MDLabel):
     and defaults to `None`.
     """
 
-    def __init__(self, **kwargs):
+    _size = ListProperty((0, 0))
+
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+        Clock.schedule_once(self.adjust_size)
+
+    def adjust_size(self, *args) -> None:
         from kivymd.uix.selectioncontrol import MDCheckbox
 
-        super().__init__(**kwargs)
         if not isinstance(self, MDCheckbox):
             self.size_hint = (None, None)
-            self.size = self.texture_size
+            self._size = self.texture_size[1], self.texture_size[1]
             self.adaptive_size = True

sbapp/kivymd/uix/menu/menu.kv

@@ -1,4 +1,4 @@
-#:import STD_INC kivymd.material_resources.STANDARD_INCREMENT
+#:import STANDARD_INCREMENT kivymd.material_resources.STANDARD_INCREMENT
 
 
 <RightContent>
@@ -14,7 +14,7 @@
 
 <MDMenu>
     size_hint: None, None
-    width: root.width_mult * STD_INC
+    width: root.width_mult * STANDARD_INCREMENT
     bar_width: 0
     key_viewclass: "viewclass"
     key_size: "height"
@@ -28,7 +28,7 @@
         orientation: "vertical"
 
 
-<MenuContainer@MDCard+FakeRectangularElevationBehavior>
+<MenuContainer@MDCard>
 
 
 <MDDropdownMenu>

sbapp/kivymd/uix/menu/menu.py

@@ -781,7 +781,7 @@ class MDDropdownMenu(ThemableBehavior, FloatLayout):
     and defaults to `'[dp(7)]'`.
     """
 
-    elevation = NumericProperty(10)
+    elevation = NumericProperty(4)
     """
     Elevation value of menu dialog.
 
@@ -790,7 +790,7 @@ class MDDropdownMenu(ThemableBehavior, FloatLayout):
     .. code-block:: python
 
         self.menu = MDDropdownMenu(
-            elevation=16,
+            elevation=4,
             ...,
         )
 
@@ -798,7 +798,7 @@ class MDDropdownMenu(ThemableBehavior, FloatLayout):
         :align: center
 
     :attr:`elevation` is an :class:`~kivy.properties.NumericProperty`
-    and defaults to `10`.
+    and defaults to `4`.
     """
 
     _start_coords = []

sbapp/kivymd/uix/navigationdrawer/navigationdrawer.py

@@ -61,7 +61,7 @@ A simple example
 
                             MDTopAppBar:
                                 title: "Navigation Drawer"
-                                elevation: 10
+                                elevation: 4
                                 pos_hint: {"top": 1}
                                 md_bg_color: "#e7e4c0"
                                 specific_text_color: "#4a4939"
@@ -115,7 +115,7 @@ A simple example
                                     MDScreen(
                                         MDTopAppBar(
                                             title="Navigation Drawer",
-                                            elevation=10,
+                                            elevation=4,
                                             pos_hint={"top": 1},
                                             md_bg_color="#e7e4c0",
                                             specific_text_color="#4a4939",
@@ -188,7 +188,7 @@ Standard content for the navigation bar
 
                             MDTopAppBar:
                                 title: "Navigation Drawer"
-                                elevation: 10
+                                elevation: 4
                                 pos_hint: {"top": 1}
                                 md_bg_color: "#e7e4c0"
                                 specific_text_color: "#4a4939"
@@ -296,7 +296,7 @@ Standard content for the navigation bar
                                     MDScreen(
                                         MDTopAppBar(
                                             title="Navigation Drawer",
-                                            elevation=10,
+                                            elevation=4,
                                             pos_hint={"top": 1},
                                             md_bg_color="#e7e4c0",
                                             specific_text_color="#4a4939",
@@ -396,7 +396,7 @@ Switching screens in the ``ScreenManager`` and using the common ``MDTopAppBar``
 
                 MDTopAppBar:
                     pos_hint: {"top": 1}
-                    elevation: 10
+                    elevation: 4
                     title: "MDNavigationDrawer"
                     left_action_items: [["menu", lambda x: nav_drawer.set_state("open")]]
 
@@ -465,7 +465,7 @@ Switching screens in the ``ScreenManager`` and using the common ``MDTopAppBar``
                         MDScreen(
                             MDTopAppBar(
                                 pos_hint={"top": 1},
-                                elevation=10,
+                                elevation=4,
                                 title="MDNavigationDrawer",
                                 left_action_items=[["menu", lambda x: self.nav_drawer_open()]],
                             ),
@@ -551,14 +551,9 @@ from kivy.properties import (
     StringProperty,
     VariableListProperty,
 )
-from kivy.uix.floatlayout import FloatLayout
 from kivy.uix.screenmanager import ScreenManager
 
 from kivymd import uix_path
-from kivymd.uix.behaviors import (
-    DeclarativeBehavior,
-    FakeRectangularElevationBehavior,
-)
 from kivymd.uix.behaviors.focus_behavior import FocusBehavior
 from kivymd.uix.boxlayout import MDBoxLayout
 from kivymd.uix.card import MDCard
@@ -1029,7 +1024,7 @@ class MDNavigationDrawerMenu(MDScrollView):
                     widget.text_color = widget._text_color
 
 
-class MDNavigationDrawer(MDCard, FakeRectangularElevationBehavior):
+class MDNavigationDrawer(MDCard):
     type = OptionProperty("modal", options=("standard", "modal"))
     """
     Type of drawer. Modal type will be on top of screen. Standard type will be

sbapp/kivymd/uix/navigationrail/navigationrail.py

@@ -29,45 +29,86 @@ Usage
 
         MDNavigationRailItem:
 
-.. code-block:: python
+.. tabs::
 
-    from kivy.lang import Builder
+    .. tab:: Declarative KV style
 
-    from kivymd.app import MDApp
+        .. code-block:: python
 
-    KV = '''
+            from kivy.lang import Builder
+
+            from kivymd.app import MDApp
+
+            KV = '''
+            MDBoxLayout:
+
+                MDNavigationRail:
+
+                    MDNavigationRailItem:
+                        text: "Python"
+                        icon: "language-python"
+
+                    MDNavigationRailItem:
+                        text: "JavaScript"
+                        icon: "language-javascript"
+
+                    MDNavigationRailItem:
+                        text: "CPP"
+                        icon: "language-cpp"
+
+                    MDNavigationRailItem:
+                        text: "Git"
+                        icon: "git"
+
+                MDScreen:
+            '''
 
 
-    MDBoxLayout:
-
-        MDNavigationRail:
-
-            MDNavigationRailItem:
-                text: "Python"
-                icon: "language-python"
-
-            MDNavigationRailItem:
-                text: "JavaScript"
-                icon: "language-javascript"
-
-            MDNavigationRailItem:
-                text: "CPP"
-                icon: "language-cpp"
-
-            MDNavigationRailItem:
-                text: "Git"
-                icon: "git"
-
-        MDScreen:
-    '''
+            class Example(MDApp):
+                def build(self):
+                    return Builder.load_string(KV)
 
 
-    class Example(MDApp):
-        def build(self):
-            return Builder.load_string(KV)
+            Example().run()
+
+    .. tab:: Declarative python style
+
+        .. code-block:: python
+
+            from kivymd.app import MDApp
+            from kivymd.uix.boxlayout import MDBoxLayout
+            from kivymd.uix.navigationrail import MDNavigationRail, MDNavigationRailItem
 
 
-    Example().run()
+            class Example(MDApp):
+                def build(self):
+                    self.theme_cls.theme_style = "Dark"
+                    self.theme_cls.primary_palette = "Orange"
+                    return (
+                        MDBoxLayout(
+                            MDNavigationRail(
+                                MDNavigationRailItem(
+                                    text="Python",
+                                    icon="language-python",
+                                ),
+                                MDNavigationRailItem(
+                                    text="JavaScript",
+                                    icon="language-javascript",
+                                ),
+                                MDNavigationRailItem(
+                                    text="CPP",
+                                    icon="language-cpp",
+                                ),
+                                MDNavigationRailItem(
+                                    text="Git",
+                                    icon="git",
+                                ),
+                            )
+                        )
+                    )
+
+
+            Example().run()
 
 .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/navigation-rail-usage.png
     :align: center
@@ -75,202 +116,412 @@ Usage
 Example
 =======
 
-.. code-block:: python
+.. tabs::
 
-    from kivy.clock import Clock
-    from kivy.lang import Builder
+    .. tab:: Declarative KV and imperative python styles
 
-    from kivymd.app import MDApp
-    from kivymd.uix.behaviors import RoundedRectangularElevationBehavior
-    from kivymd.uix.boxlayout import MDBoxLayout
-    from kivymd.uix.button import MDFillRoundFlatIconButton
-    from kivymd.uix.label import MDLabel
-    from kivymd.uix.screen import MDScreen
+        .. code-block:: python
 
-    KV = '''
-    #:import FadeTransition kivy.uix.screenmanager.FadeTransition
+            from kivy.clock import Clock
+            from kivy.lang import Builder
+
+            from kivymd.app import MDApp
+            from kivymd.uix.behaviors import CommonElevationBehavior
+            from kivymd.uix.boxlayout import MDBoxLayout
+            from kivymd.uix.button import MDFillRoundFlatIconButton
+            from kivymd.uix.label import MDLabel
+            from kivymd.uix.screen import MDScreen
+
+            KV = '''
+            #:import FadeTransition kivy.uix.screenmanager.FadeTransition
 
 
-    <ExtendedButton>
-        elevation: 3
-        -height: "56dp"
+            <ExtendedButton>
+                elevation: 3.5
+                shadow_radius: 12
+                shadow_softness: 4
+                -height: "56dp"
 
 
-    <DrawerClickableItem@MDNavigationDrawerItem>
-        focus_color: "#e7e4c0"
-        unfocus_color: "#fffcf4"
+            <DrawerClickableItem@MDNavigationDrawerItem>
+                focus_color: "#e7e4c0"
+                unfocus_color: "#fffcf4"
 
 
-    MDScreen:
+            MDScreen:
 
-        MDNavigationLayout:
+                MDNavigationLayout:
 
-            ScreenManager:
+                    ScreenManager:
 
-                MDScreen:
+                        MDScreen:
 
-                    MDBoxLayout:
-                        orientation: "vertical"
+                            MDBoxLayout:
+                                orientation: "vertical"
+
+                                MDBoxLayout:
+                                    adaptive_height: True
+                                    md_bg_color: "#fffcf4"
+                                    padding: "12dp"
+
+                                    MDLabel:
+                                        text: "12:00"
+                                        adaptive_height: True
+                                        pos_hint: {"center_y": .5}
+
+                                MDBoxLayout:
+
+                                    MDNavigationRail:
+                                        id: navigation_rail
+                                        md_bg_color: "#fffcf4"
+                                        selected_color_background: "#e7e4c0"
+                                        ripple_color_item: "#e7e4c0"
+                                        on_item_release: app.switch_screen(*args)
+
+                                        MDNavigationRailMenuButton:
+                                            on_release: nav_drawer.set_state("open")
+
+                                        MDNavigationRailFabButton:
+                                            md_bg_color: "#b0f0d6"
+
+                                        MDNavigationRailItem:
+                                            text: "Python"
+                                            icon: "language-python"
+
+                                        MDNavigationRailItem:
+                                            text: "JavaScript"
+                                            icon: "language-javascript"
+
+                                        MDNavigationRailItem:
+                                            text: "CPP"
+                                            icon: "language-cpp"
+
+                                        MDNavigationRailItem:
+                                            text: "Swift"
+                                            icon: "language-swift"
+
+                                    ScreenManager:
+                                        id: screen_manager
+                                        transition:
+                                            FadeTransition(duration=.2, clearcolor=app.theme_cls.bg_dark)
+
+                MDNavigationDrawer:
+                    id: nav_drawer
+                    radius: (0, 16, 16, 0)
+                    md_bg_color: "#fffcf4"
+                    elevation: 4
+                    width: "240dp"
+
+                    MDNavigationDrawerMenu:
 
                         MDBoxLayout:
+                            orientation: "vertical"
                             adaptive_height: True
-                            md_bg_color: "#fffcf4"
-                            padding: "12dp"
+                            spacing: "12dp"
+                            padding: "3dp", 0, 0, "12dp"
 
-                            MDLabel:
-                                text: "12:00"
-                                adaptive_height: True
-                                pos_hint: {"center_y": .5}
+                            MDIconButton:
+                                icon: "menu"
 
-                        MDBoxLayout:
+                            ExtendedButton:
+                                text: "Compose"
+                                icon: "pencil"
 
-                            MDNavigationRail:
-                                id: navigation_rail
-                                md_bg_color: "#fffcf4"
-                                selected_color_background: "#e7e4c0"
-                                ripple_color_item: "#e7e4c0"
-                                on_item_release: app.switch_screen(*args)
+                        DrawerClickableItem:
+                            text: "Python"
+                            icon: "language-python"
 
-                                MDNavigationRailMenuButton:
-                                    on_release: nav_drawer.set_state("open")
+                        DrawerClickableItem:
+                            text: "JavaScript"
+                            icon: "language-javascript"
 
-                                MDNavigationRailFabButton:
-                                    md_bg_color: "#b0f0d6"
+                        DrawerClickableItem:
+                            text: "CPP"
+                            icon: "language-cpp"
 
-                                MDNavigationRailItem:
-                                    text: "Python"
-                                    icon: "language-python"
-
-                                MDNavigationRailItem:
-                                    text: "JavaScript"
-                                    icon: "language-javascript"
-
-                                MDNavigationRailItem:
-                                    text: "CPP"
-                                    icon: "language-cpp"
-
-                                MDNavigationRailItem:
-                                    text: "Swift"
-                                    icon: "language-swift"
-
-                            ScreenManager:
-                                id: screen_manager
-                                transition:
-                                    FadeTransition(duration=.2, clearcolor=app.theme_cls.bg_dark)
-
-        MDNavigationDrawer:
-            id: nav_drawer
-            radius: (0, 16, 16, 0)
-            md_bg_color: "#fffcf4"
-            elevation: 12
-            width: "240dp"
-
-            MDNavigationDrawerMenu:
-
-                MDBoxLayout:
-                    orientation: "vertical"
-                    adaptive_height: True
-                    spacing: "12dp"
-                    padding: 0, 0, 0, "12dp"
-
-                    MDIconButton:
-                        icon: "menu"
-
-                    ExtendedButton:
-                        text: "Compose"
-                        icon: "pencil"
-
-                DrawerClickableItem:
-                    text: "Python"
-                    icon: "language-python"
-
-                DrawerClickableItem:
-                    text: "JavaScript"
-                    icon: "language-javascript"
-
-                DrawerClickableItem:
-                    text: "CPP"
-                    icon: "language-cpp"
-
-                DrawerClickableItem:
-                    text: "Swift"
-                    icon: "language-swift"
-    '''
-
-
-    class ExtendedButton(
-        RoundedRectangularElevationBehavior, MDFillRoundFlatIconButton
-    ):
-        '''
-        Implements a button of type
-        `Extended FAB <https://m3.material.io/components/extended-fab/overview>`_.
-
-        .. rubric::
-            Extended FABs help people take primary actions.
-            They're wider than FABs to accommodate a text label and larger target
-            area.
-
-        This type of buttons is not yet implemented in the standard widget set
-        of the KivyMD library, so we will implement it ourselves in this class.
-        '''
-
-        def __init__(self, **kwargs):
-            super().__init__(**kwargs)
-            self.padding = "16dp"
-            Clock.schedule_once(self.set_spacing)
-
-        def set_spacing(self, interval):
-            self.ids.box.spacing = "12dp"
-
-        def set_radius(self, *args):
-            if self.rounded_button:
-                self._radius = self.radius = self.height / 4
-
-
-    class Example(MDApp):
-        def build(self):
-            self.theme_cls.material_style = "M3"
-            self.theme_cls.primary_palette = "Orange"
-            return Builder.load_string(KV)
-
-        def switch_screen(
-            self, instance_navigation_rail, instance_navigation_rail_item
-        ):
-            '''
-            Called when tapping on rail menu items. Switches application screens.
+                        DrawerClickableItem:
+                            text: "Swift"
+                            icon: "language-swift"
             '''
 
-            self.root.ids.screen_manager.current = (
-                instance_navigation_rail_item.icon.split("-")[1].lower()
+
+            class ExtendedButton(MDFillRoundFlatIconButton, CommonElevationBehavior):
+                '''
+                Implements a button of type
+                `Extended FAB <https://m3.material.io/components/extended-fab/overview>`_.
+
+                .. rubric::
+                    Extended FABs help people take primary actions.
+                    They're wider than FABs to accommodate a text label and larger target
+                    area.
+
+                This type of buttons is not yet implemented in the standard widget set
+                of the KivyMD library, so we will implement it ourselves in this class.
+                '''
+
+                def __init__(self, *args, **kwargs):
+                    super().__init__(*args, **kwargs)
+                    self.padding = "16dp"
+                    Clock.schedule_once(self.set_spacing)
+
+                def set_spacing(self, interval):
+                    self.ids.box.spacing = "12dp"
+
+                def set_radius(self, *args):
+                    if self.rounded_button:
+                        self._radius = self.radius = self.height / 4
+
+
+            class Example(MDApp):
+                def build(self):
+                    self.theme_cls.material_style = "M3"
+                    self.theme_cls.primary_palette = "Orange"
+                    return Builder.load_string(KV)
+
+                def switch_screen(
+                    self, instance_navigation_rail, instance_navigation_rail_item
+                ):
+                    '''
+                    Called when tapping on rail menu items. Switches application screens.
+                    '''
+
+                    self.root.ids.screen_manager.current = (
+                        instance_navigation_rail_item.icon.split("-")[1].lower()
+                    )
+
+                def on_start(self):
+                    '''Creates application screens.'''
+
+                    navigation_rail_items = self.root.ids.navigation_rail.get_items()[:]
+                    navigation_rail_items.reverse()
+
+                    for widget in navigation_rail_items:
+                        name_screen = widget.icon.split("-")[1].lower()
+                        screen = MDScreen(
+                            name=name_screen,
+                            md_bg_color="#edd769",
+                            radius=[18, 0, 0, 0],
+                        )
+                        box = MDBoxLayout(padding="12dp")
+                        label = MDLabel(
+                            text=name_screen.capitalize(),
+                            font_style="H1",
+                            halign="right",
+                            adaptive_height=True,
+                            shorten=True,
+                        )
+                        box.add_widget(label)
+                        screen.add_widget(box)
+                        self.root.ids.screen_manager.add_widget(screen)
+
+
+            Example().run()
+
+    .. tab:: Declarative python style
+
+        .. code-block:: python
+
+            from kivy.clock import Clock
+            from kivy.metrics import dp
+
+            from kivymd.app import MDApp
+            from kivymd.uix.behaviors import CommonElevationBehavior
+            from kivymd.uix.boxlayout import MDBoxLayout
+            from kivymd.uix.button import MDFillRoundFlatIconButton, MDIconButton
+            from kivymd.uix.label import MDLabel
+            from kivymd.uix.navigationdrawer import (
+                MDNavigationDrawerItem,
+                MDNavigationLayout,
+                MDNavigationDrawer,
+                MDNavigationDrawerMenu,
             )
-
-        def on_start(self):
-            '''Creates application screens.'''
-
-            navigation_rail_items = self.root.ids.navigation_rail.get_items()[:]
-            navigation_rail_items.reverse()
-
-            for widget in navigation_rail_items:
-                name_screen = widget.icon.split("-")[1].lower()
-                screen = MDScreen(
-                    name=name_screen,
-                    md_bg_color="#edd769",
-                    radius=[18, 0, 0, 0],
-                )
-                box = MDBoxLayout(padding="12dp")
-                label = MDLabel(
-                    text=name_screen.capitalize(),
-                    font_style="H1",
-                    halign="right",
-                    adaptive_height=True,
-                    shorten=True,
-                )
-                box.add_widget(label)
-                screen.add_widget(box)
-                self.root.ids.screen_manager.add_widget(screen)
+            from kivymd.uix.navigationrail import (
+                MDNavigationRail,
+                MDNavigationRailMenuButton,
+                MDNavigationRailFabButton,
+                MDNavigationRailItem,
+            )
+            from kivymd.uix.screen import MDScreen
+            from kivymd.uix.screenmanager import MDScreenManager
 
 
-    Example().run()
+            class DrawerClickableItem(MDNavigationDrawerItem):
+                def __init__(self, *args, **kwargs):
+                    super().__init__(*args, **kwargs)
+                    self.focus_color = "#e7e4c0"
+                    self.unfocus_color = self.theme_cls.bg_light
+                    self.radius = 24
+
+
+            class ExtendedButton(MDFillRoundFlatIconButton, CommonElevationBehavior):
+                def __init__(self, *args, **kwargs):
+                    super().__init__(*args, **kwargs)
+                    self.padding = "16dp"
+                    self.elevation = 3.5
+                    self.shadow_radius = 12
+                    self.shadow_softness = 4
+                    self.height = dp(56)
+                    Clock.schedule_once(self.set_spacing)
+
+                def set_spacing(self, interval):
+                    self.ids.box.spacing = "12dp"
+
+                def set_radius(self, *args):
+                    if self.rounded_button:
+                        self._radius = self.radius = self.height / 4
+
+
+            class Example(MDApp):
+                def build(self):
+                    self.theme_cls.material_style = "M3"
+                    self.theme_cls.primary_palette = "Orange"
+                    return MDScreen(
+                        MDNavigationLayout(
+                            MDScreenManager(
+                                MDScreen(
+                                    MDBoxLayout(
+                                        MDBoxLayout(
+                                            MDLabel(
+                                                text="12:00",
+                                                adaptive_height=True,
+                                                pos_hint={"center_y": 0.5},
+                                            ),
+                                            adaptive_height=True,
+                                            md_bg_color="#fffcf4",
+                                            padding="12dp",
+                                        ),
+                                        MDBoxLayout(
+                                            MDNavigationRail(
+                                                MDNavigationRailMenuButton(
+                                                    on_release=self.open_nav_drawer,
+                                                ),
+                                                MDNavigationRailFabButton(
+                                                    md_bg_color="#b0f0d6",
+                                                ),
+                                                MDNavigationRailItem(
+                                                    text="Python",
+                                                    icon="language-python",
+                                                ),
+                                                MDNavigationRailItem(
+                                                    text="JavaScript",
+                                                    icon="language-javascript",
+                                                ),
+                                                MDNavigationRailItem(
+                                                    text="CPP",
+                                                    icon="language-cpp",
+                                                ),
+                                                MDNavigationRailItem(
+                                                    text="Swift",
+                                                    icon="language-swift",
+                                                ),
+                                                id="navigation_rail",
+                                                md_bg_color="#fffcf4",
+                                                selected_color_background="#e7e4c0",
+                                                ripple_color_item="#e7e4c0",
+                                            ),
+                                            MDScreenManager(
+                                                id="screen_manager_content",
+                                            ),
+                                            id="root_box",
+                                        ),
+                                        id="box_rail",
+                                        orientation="vertical",
+                                    ),
+                                    id="box",
+                                ),
+                                id="screen",
+                            ),
+                            id="screen_manager",
+                        ),
+                        MDNavigationDrawer(
+                            MDNavigationDrawerMenu(
+                                MDBoxLayout(
+                                    MDIconButton(
+                                        icon="menu",
+                                    ),
+                                    ExtendedButton(
+                                        text="Compose",
+                                        icon="pencil",
+                                    ),
+                                    orientation="vertical",
+                                    adaptive_height=True,
+                                    spacing="12dp",
+                                    padding=("3dp", 0, 0, "12dp"),
+                                ),
+                                DrawerClickableItem(
+                                    text="Python",
+                                    icon="language-python",
+                                ),
+                                DrawerClickableItem(
+                                    text="JavaScript",
+                                    icon="language-javascript",
+                                ),
+                                DrawerClickableItem(
+                                    text="CPP",
+                                    icon="language-cpp",
+                                ),
+                                DrawerClickableItem(
+                                    text="Swift",
+                                    icon="language-swift",
+                                ),
+                            ),
+                            id="nav_drawer",
+                            radius=(0, 16, 16, 0),
+                            elevation=4,
+                            width="240dp",
+                        ),
+                    )
+
+                def switch_screen(self, *args, screen_manager_content=None):
+                    '''
+                    Called when tapping on rail menu items. Switches application screens.
+                    '''
+
+                    instance_navigation_rail, instance_navigation_rail_item = args
+                    screen_manager_content.current = (
+                        instance_navigation_rail_item.icon.split("-")[1].lower()
+                    )
+
+                def open_nav_drawer(self, *args):
+                    self.root.ids.nav_drawer.set_state("open")
+
+                def on_start(self):
+                    '''Creates application screens.'''
+
+                    screen_manager = self.root.ids.screen_manager
+                    root_box = screen_manager.ids.screen.ids.box.ids.box_rail.ids.root_box
+                    navigation_rail = root_box.ids.navigation_rail
+                    screen_manager_content = root_box.ids.screen_manager_content
+                    navigation_rail_items = navigation_rail.get_items()[:]
+                    navigation_rail_items.reverse()
+                    navigation_rail.bind(
+                        on_item_release=lambda *args: self.switch_screen(
+                            *args, screen_manager_content=screen_manager_content
+                        )
+                    )
+
+                    for widget in navigation_rail_items:
+                        name_screen = widget.icon.split("-")[1].lower()
+                        screen_manager_content.add_widget(
+                            MDScreen(
+                                MDBoxLayout(
+                                    MDLabel(
+                                        text=name_screen.capitalize(),
+                                        font_style="H1",
+                                        halign="right",
+                                        adaptive_height=True,
+                                        shorten=True,
+                                    ),
+                                    padding="12dp",
+                                ),
+                                name=name_screen,
+                                md_bg_color="#edd769",
+                                radius=[18, 0, 0, 0],
+                            ),
+                        )
+
+
+            Example().run()
 
 .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/navigation-rail-example.gif
     :align: center
@@ -306,12 +557,11 @@ from kivy.uix.behaviors import ButtonBehavior
 
 from kivymd import uix_path
 from kivymd.theming import ThemableBehavior
-from kivymd.uix.behaviors import FakeRectangularElevationBehavior
+from kivymd.uix.behaviors import ScaleBehavior
 from kivymd.uix.boxlayout import MDBoxLayout
 from kivymd.uix.button import MDFloatingActionButton, MDIconButton
 from kivymd.uix.card import MDCard
 from kivymd.uix.floatlayout import MDFloatLayout
-from kivymd.uix.templates import ScaleWidget
 from kivymd.uix.widget import MDWidget
 
 with open(
@@ -333,7 +583,7 @@ class PanelItems(MDBoxLayout):
     """Box for menu items."""
 
 
-class RippleWidget(MDWidget, ScaleWidget):
+class RippleWidget(MDWidget, ScaleBehavior):
     """
     Implements a background color for a menu item -
     (:class:`~MDNavigationRailItem`).
@@ -562,7 +812,7 @@ class MDNavigationRailItem(ThemableBehavior, ButtonBehavior, MDBoxLayout):
         self.navigation_rail.dispatch("on_item_release", self)
 
 
-class MDNavigationRail(MDCard, FakeRectangularElevationBehavior):
+class MDNavigationRail(MDCard):
     """
     :Events:
         :attr:`on_item_press`

sbapp/kivymd/uix/pickers/datepicker/datepicker.kv

@@ -307,34 +307,6 @@
         else (dp(32), dp(32))
     disabled: True
 
-    canvas:
-        Color:
-            rgba:
-                ( \
-                ( \
-                self.theme_cls.primary_color if not root.owner.selector_color \
-                else root.owner.selector_color \
-                ) \
-                if root.is_selected and not self.disabled \
-                else (0, 0, 0, 0) \
-                ) \
-                if self.owner.mode != "range" else \
-                ( \
-                ( \
-                self.theme_cls.primary_color if not root.owner.selector_color \
-                else root.owner.selector_color \
-                ) \
-                if root.is_selected and not self.disabled \
-                and (self.owner.mode == "range" and self.owner._start_range_date) \
-                else (0, 0, 0, 0) \
-                )
-        Ellipse:
-            size:
-                (dp(42), dp(42)) \
-                if root.theme_cls.device_orientation == "portrait" \
-                else (dp(32), dp(32))
-            pos: self.pos
-
     # Fill marking the available dates of the range, if using the `range` mode
     # or use `min_date/max_date`.
     canvas.before:
@@ -355,12 +327,14 @@
                 if root.theme_cls.device_orientation == "portrait" \
                 else \
                 (dp(32), dp(28)) \
-                if self.index in [6, 13, 20, 27, 30] or self.owner._date_range \
+                if self.index in [6, 13, 20, 27, 34] or self.owner._date_range \
                 and self.text and self.owner._date_range[-1] == date( \
                 self.current_year, \
                 self.current_month, \
                 int(self.text) \
                 ) \
+                or self.text and int(self.text) == \
+                calendar.monthrange(self.current_year, self.current_month)[1] \
                 else (dp(46), dp(28))
             pos:
                 (self.x - dp(1.5), self.y + dp(5)) \
@@ -395,29 +369,15 @@
                 else [0, 0, 0, 0]) \
                 )
 
-        # Circle marking the beginning and end of the date range if the "range"
-        # mode is used.
+        # Selection circle.
         Color:
             rgba:
-                [0, 0, 0, 0] if not self.owner._date_range else \
-                (
                 ( \
                 self.theme_cls.primary_color if not root.owner.selector_color \
                 else root.owner.selector_color \
                 ) \
-                if self.text and self.owner._date_range[0] == date( \
-                self.current_year, \
-                self.current_month, \
-                int(self.text) \
-                ) \
-                or \
-                self.text and self.owner._date_range[-1] == date( \
-                self.current_year, \
-                self.current_month, \
-                int(self.text) \
-                ) \
-                else (0, 0, 0, 0) \
-                )
+                if root.is_selected and not self.disabled \
+                else (0, 0, 0, 0)
         Ellipse:
             size:
                 (dp(42), dp(42)) \

sbapp/kivymd/uix/pickers/datepicker/datepicker.py

@@ -11,65 +11,110 @@ Components/DatePicker
 .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/picker-previous.png
     :align: center
 
-.. warning:: The widget is under testing. Therefore, we would be grateful if
-    you would let us know about the bugs found.
-
 .. rubric:: Usage
 
-.. code-block:: python
+.. tabs::
 
-    from kivy.lang import Builder
+    .. tab:: Declarative KV style
 
-    from kivymd.app import MDApp
-    from kivymd.uix.pickers import MDDatePicker
+        .. code-block:: python
 
-    KV = '''
-    MDFloatLayout:
+            from kivy.lang import Builder
 
-        MDTopAppBar:
-            title: "MDDatePicker"
-            pos_hint: {"top": 1}
-            elevation: 10
+            from kivymd.app import MDApp
+            from kivymd.uix.pickers import MDDatePicker
 
-        MDRaisedButton:
-            text: "Open date picker"
-            pos_hint: {'center_x': .5, 'center_y': .5}
-            on_release: app.show_date_picker()
-    '''
+            KV = '''
+            MDFloatLayout:
 
-
-    class Test(MDApp):
-        def build(self):
-            return Builder.load_string(KV)
-
-        def on_save(self, instance, value, date_range):
-            '''
-            Events called when the "OK" dialog box button is clicked.
-
-            :type instance: <kivymd.uix.picker.MDDatePicker object>;
-
-            :param value: selected date;
-            :type value: <class 'datetime.date'>;
-
-            :param date_range: list of 'datetime.date' objects in the selected range;
-            :type date_range: <class 'list'>;
+                MDRaisedButton:
+                    text: "Open date picker"
+                    pos_hint: {'center_x': .5, 'center_y': .5}
+                    on_release: app.show_date_picker()
             '''
 
-            print(instance, value, date_range)
 
-        def on_cancel(self, instance, value):
-            '''Events called when the "CANCEL" dialog box button is clicked.'''
+            class Test(MDApp):
+                def build(self):
+                    self.theme_cls.theme_style = "Dark"
+                    self.theme_cls.primary_palette = "Orange"
+                    return Builder.load_string(KV)
 
-        def show_date_picker(self):
-            date_dialog = MDDatePicker()
-            date_dialog.bind(on_save=self.on_save, on_cancel=self.on_cancel)
-            date_dialog.open()
+                def on_save(self, instance, value, date_range):
+                    '''
+                    Events called when the "OK" dialog box button is clicked.
+
+                    :type instance: <kivymd.uix.picker.MDDatePicker object>;
+                    :param value: selected date;
+                    :type value: <class 'datetime.date'>;
+                    :param date_range: list of 'datetime.date' objects in the selected range;
+                    :type date_range: <class 'list'>;
+                    '''
+
+                    print(instance, value, date_range)
+
+                def on_cancel(self, instance, value):
+                    '''Events called when the "CANCEL" dialog box button is clicked.'''
+
+                def show_date_picker(self):
+                    date_dialog = MDDatePicker()
+                    date_dialog.bind(on_save=self.on_save, on_cancel=self.on_cancel)
+                    date_dialog.open()
 
 
-    Test().run()
+            Test().run()
+
+    .. tab:: Declarative python style
+
+        .. code-block:: python
+
+            from kivymd.app import MDApp
+            from kivymd.uix.button import MDRaisedButton
+            from kivymd.uix.pickers import MDDatePicker
+            from kivymd.uix.screen import MDScreen
 
 
-.. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/MDDatePicker.gif
+            class Test(MDApp):
+                def build(self):
+                    self.theme_cls.theme_style = "Dark"
+                    self.theme_cls.primary_palette = "Orange"
+                    return (
+                        MDScreen(
+                            MDRaisedButton(
+                                text="Open data picker",
+                                pos_hint={'center_x': .5, 'center_y': .5},
+                                on_release=self.show_date_picker,
+                            )
+                        )
+                    )
+
+                def on_save(self, instance, value, date_range):
+                    '''
+                    Events called when the "OK" dialog box button is clicked.
+
+                    :type instance: <kivymd.uix.picker.MDDatePicker object>;
+
+                    :param value: selected date;
+                    :type value: <class 'datetime.date'>;
+
+                    :param date_range: list of 'datetime.date' objects in the selected range;
+                    :type date_range: <class 'list'>;
+                    '''
+
+                    print(instance, value, date_range)
+
+                def on_cancel(self, instance, value):
+                    '''Events called when the "CANCEL" dialog box button is clicked.'''
+
+                def show_date_picker(self, *args):
+                    date_dialog = MDDatePicker()
+                    date_dialog.bind(on_save=self.on_save, on_cancel=self.on_cancel)
+                    date_dialog.open()
+
+
+            Test().run()
+
+.. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/MDDatePicker.png
     :align: center
 
 Open date dialog with the specified date
@@ -81,7 +126,7 @@ Open date dialog with the specified date
         date_dialog = MDDatePicker(year=1983, month=4, day=12)
         date_dialog.open()
 
-.. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/previous-date.png
+.. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/specified-date.png
     :align: center
 
 Interval date
@@ -94,12 +139,16 @@ that are not included in this range will have the status `disabled`.
 
     def show_date_picker(self):
         date_dialog = MDDatePicker(
-            min_date=datetime.date(2021, 2, 15),
-            max_date=datetime.date(2021, 3, 27),
+            min_date=datetime.date.today(),
+            max_date=datetime.date(
+                datetime.date.today().year,
+                datetime.date.today().month,
+                datetime.date.today().day + 2,
+            ),
         )
         date_dialog.open()
 
-.. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/range-date.gif
+.. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/range-date.png
     :align: center
 
 The range of available dates can be changed in the picker dialog:
@@ -122,7 +171,7 @@ You can set the range of years using the :attr:`~kivymd.uix.picker.MDDatePicker.
 .. code-block:: python
 
     def show_date_picker(self):
-        date_dialog = MDDatePicker(min_year=2021, max_year=2030)
+        date_dialog = MDDatePicker(min_year=2022, max_year=2030)
         date_dialog.open()
 
 .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/min-max-year-date.png
@@ -141,18 +190,21 @@ Set and select a date range
     :align: center
 """
 
+from __future__ import annotations
+
 __all__ = ("MDDatePicker", "BaseDialogPicker", "DatePickerInputField")
 
 import calendar
 import datetime
+import math
 import os
 import time
 from datetime import date
+from itertools import zip_longest
 from typing import Union
 
 from kivy import Logger
 from kivy.animation import Animation
-from kivy.clock import Clock
 from kivy.lang import Builder
 from kivy.metrics import dp
 from kivy.properties import (
@@ -175,7 +227,7 @@ from kivymd.theming import ThemableBehavior, ThemeManager
 from kivymd.toast import toast
 from kivymd.uix.behaviors import (
     CircularRippleBehavior,
-    FakeRectangularElevationBehavior,
+    CommonElevationBehavior,
     SpecificBackgroundColorBehavior,
 )
 from kivymd.uix.boxlayout import MDBoxLayout
@@ -194,7 +246,7 @@ with open(
 
 class BaseDialogPicker(
     BaseDialog,
-    FakeRectangularElevationBehavior,
+    CommonElevationBehavior,
     SpecificBackgroundColorBehavior,
 ):
     """
@@ -255,11 +307,11 @@ class BaseDialogPicker(
 
     primary_color = ColorProperty(None)
     """
-    Background color of toolbar in (r, g, b, a) format.
+    Background color of toolbar in (r, g, b, a) or string format.
 
     .. code-block:: python
 
-        MDDatePicker(primary_color=get_color_from_hex("#72225b"))
+        MDDatePicker(primary_color="brown")
 
     .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/primary-color-date.png
         :align: center
@@ -270,13 +322,13 @@ class BaseDialogPicker(
 
     accent_color = ColorProperty(None)
     """
-    Background color of calendar/clock face in (r, g, b, a) format.
+    Background color of calendar/clock face in (r, g, b, a) or string format.
 
     .. code-block:: python
 
         MDDatePicker(
-            primary_color=get_color_from_hex("#72225b"),
-            accent_color=get_color_from_hex("#5d1a4a"),
+            primary_color="brown",
+            accent_color="darkred",
         )
 
     .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/accent-color-date.png
@@ -288,14 +340,15 @@ class BaseDialogPicker(
 
     selector_color = ColorProperty(None)
     """
-    Background color of the selected day of the month or hour in (r, g, b, a) format.
+    Background color of the selected day of the month or hour in (r, g, b, a)
+    or string format.
 
     .. code-block:: python
 
         MDDatePicker(
-            primary_color=get_color_from_hex("#72225b"),
-            accent_color=get_color_from_hex("#5d1a4a"),
-            selector_color=get_color_from_hex("#e93f39"),
+            primary_color="brown",
+            accent_color="darkred",
+            selector_color="red",
         )
 
     .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/selector-color-date.png
@@ -307,15 +360,15 @@ class BaseDialogPicker(
 
     text_toolbar_color = ColorProperty(None)
     """
-    Color of labels for text on a toolbar in (r, g, b, a) format.
+    Color of labels for text on a toolbar in (r, g, b, a) or string format.
 
     .. code-block:: python
 
         MDDatePicker(
-            primary_color=get_color_from_hex("#72225b"),
-            accent_color=get_color_from_hex("#5d1a4a"),
-            selector_color=get_color_from_hex("#e93f39"),
-            text_toolbar_color=get_color_from_hex("#cccccc"),
+            primary_color="brown",
+            accent_color="darkred",
+            selector_color="red",
+            text_toolbar_color="lightgrey",
         )
 
     .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/text-toolbar-color-date.png
@@ -327,16 +380,16 @@ class BaseDialogPicker(
 
     text_color = ColorProperty(None)
     """
-    Color of text labels in calendar/clock face in (r, g, b, a) format.
+    Color of text labels in calendar/clock face in (r, g, b, a) or string format.
 
     .. code-block:: python
 
         MDDatePicker(
-            primary_color=get_color_from_hex("#72225b"),
-            accent_color=get_color_from_hex("#5d1a4a"),
-            selector_color=get_color_from_hex("#e93f39"),
-            text_toolbar_color=get_color_from_hex("#cccccc"),
-            text_color=("#ffffff"),
+            primary_color="brown",
+            accent_color="darkred",
+            selector_color="red",
+            text_toolbar_color="lightgrey",
+            text_color="orange",
         )
 
     .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/text-color-date.png
@@ -348,17 +401,18 @@ class BaseDialogPicker(
 
     text_current_color = ColorProperty(None)
     """
-    Color of the text of the current day of the month/hour in (r, g, b, a) format.
+    Color of the text of the current day of the month/hour in (r, g, b, a)
+    or string format.
 
     .. code-block:: python
 
         MDDatePicker(
-            primary_color=get_color_from_hex("#72225b"),
-            accent_color=get_color_from_hex("#5d1a4a"),
-            selector_color=get_color_from_hex("#e93f39"),
-            text_toolbar_color=get_color_from_hex("#cccccc"),
-            text_color=("#ffffff"),
-            text_current_color=get_color_from_hex("#e93f39"),
+            primary_color="brown",
+            accent_color="darkred",
+            selector_color="red",
+            text_toolbar_color="lightgrey",
+            text_color="orange",
+            text_current_color="white",
         )
 
     .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/text-current-color-date.png
@@ -375,13 +429,13 @@ class BaseDialogPicker(
     .. code-block:: python
 
         MDDatePicker(
-            primary_color=get_color_from_hex("#72225b"),
-            accent_color=get_color_from_hex("#5d1a4a"),
-            selector_color=get_color_from_hex("#e93f39"),
-            text_toolbar_color=get_color_from_hex("#cccccc"),
-            text_color=("#ffffff"),
-            text_current_color=get_color_from_hex("#e93f39"),
-            text_button_color=(1, 1, 1, .5),
+            primary_color="brown",
+            accent_color="darkred",
+            selector_color="red",
+            text_toolbar_color="lightgrey",
+            text_color="orange",
+            text_current_color="white",
+            text_button_color="lightgrey",
         )
 
     .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/text-button-color-date.png
@@ -391,52 +445,124 @@ class BaseDialogPicker(
     and defaults to `None`.
     """
 
-    input_field_background_color = ColorProperty(None)
+    input_field_background_color_normal = ColorProperty(None)
     """
-    Background color of input fields in (r, g, b, a) format.
+    Background color normal of input fields in (r, g, b, a) or string format.
+
+    .. versionadded:: 1.1.0
 
     .. code-block:: python
 
         MDDatePicker(
-            primary_color=get_color_from_hex("#72225b"),
-            accent_color=get_color_from_hex("#5d1a4a"),
-            selector_color=get_color_from_hex("#e93f39"),
-            text_toolbar_color=get_color_from_hex("#cccccc"),
-            text_color=("#ffffff"),
-            text_current_color=get_color_from_hex("#e93f39"),
-            input_field_background_color=(1, 1, 1, 0.2),
+            primary_color="brown",
+            accent_color="darkred",
+            selector_color="red",
+            text_toolbar_color="lightgrey",
+            text_color="orange",
+            text_current_color="white",
+            text_button_color="lightgrey",
+            input_field_background_color_normal="coral",
         )
 
     .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/input-field-background-color-date.png
         :align: center
 
-    :attr:`input_field_background_color` is an :class:`~kivy.properties.ColorProperty`
+    :attr:`input_field_background_color_normal` is an :class:`~kivy.properties.ColorProperty`
     and defaults to `None`.
     """
 
+    input_field_background_color_focus = ColorProperty(None)
+    """
+    Background color normal of input fields in (r, g, b, a) or string format.
+
+    .. versionadded:: 1.1.0
+
+    .. code-block:: python
+
+        MDDatePicker(
+            primary_color="brown",
+            accent_color="darkred",
+            selector_color="red",
+            text_toolbar_color="lightgrey",
+            text_color="orange",
+            text_current_color="white",
+            text_button_color="lightgrey",
+            input_field_background_color_normal="coral",
+            input_field_background_color_focus="red",
+        )
+
+    .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/input-field-background-color-focus-date.png
+        :align: center
+
+    :attr:`input_field_background_color_focus` is an :class:`~kivy.properties.ColorProperty`
+    and defaults to `None`.
+    """
+
+    input_field_background_color = ColorProperty(None)
+    """
+    .. deprecated:: 1.1.0
+        Use :attr:`input_field_background_color_normal` instead.
+    """
+
     input_field_text_color = ColorProperty(None)
     """
-    Text color of input fields in (r, g, b, a) format.
+    .. deprecated:: 1.1.0
+        Use :attr:`input_field_text_color_normal` instead.
+    """
 
-    Background color of input fields.
+    input_field_text_color_normal = ColorProperty(None)
+    """
+    Text color normal of input fields in (r, g, b, a) or string format.
+
+    .. versionadded:: 1.1.0
 
     .. code-block:: python
 
         MDDatePicker(
-            primary_color=get_color_from_hex("#72225b"),
-            accent_color=get_color_from_hex("#5d1a4a"),
-            selector_color=get_color_from_hex("#e93f39"),
-            text_toolbar_color=get_color_from_hex("#cccccc"),
-            text_color=("#ffffff"),
-            text_current_color=get_color_from_hex("#e93f39"),
-            input_field_background_color=(1, 1, 1, 0.2),
-            input_field_text_color=(1, 1, 1, 1),
+            primary_color="brown",
+            accent_color="darkred",
+            selector_color="red",
+            text_toolbar_color="lightgrey",
+            text_color="orange",
+            text_current_color="white",
+            text_button_color="lightgrey",
+            input_field_background_color_normal="brown",
+            input_field_background_color_focus="red",
+            input_field_text_color_normal="white",
         )
 
-    .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/input-field-background-color-date.png
+    .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/input-field-text-color-normal-date.png
         :align: center
 
-    :attr:`input_field_text_color` is an :class:`~kivy.properties.ColorProperty`
+    :attr:`input_field_text_color_normal` is an :class:`~kivy.properties.ColorProperty`
+    and defaults to `None`.
+    """
+
+    input_field_text_color_focus = ColorProperty(None)
+    """
+    Text color focus of input fields in (r, g, b, a) or string format.
+
+    .. versionadded:: 1.1.0
+
+    .. code-block:: python
+
+        MDDatePicker(
+            primary_color="brown",
+            accent_color="darkred",
+            selector_color="red",
+            text_toolbar_color="lightgrey",
+            text_color="orange",
+            text_current_color="white",
+            text_button_color="lightgrey",
+            input_field_background_color_normal="brown",
+            input_field_background_color_focus="red",
+            input_field_text_color_normal="white",
+        )
+
+    .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/input-field-text-color-normal-date.png
+        :align: center
+
+    :attr:`input_field_text_color_focus` is an :class:`~kivy.properties.ColorProperty`
     and defaults to `None`.
     """
 
@@ -447,16 +573,18 @@ class BaseDialogPicker(
     .. code-block:: python
 
         MDDatePicker(
-            primary_color=get_color_from_hex("#72225b"),
-            accent_color=get_color_from_hex("#5d1a4a"),
-            selector_color=get_color_from_hex("#e93f39"),
-            text_toolbar_color=get_color_from_hex("#cccccc"),
-            text_color=("#ffffff"),
-            text_current_color=get_color_from_hex("#e93f39"),
-            input_field_background_color=(1, 1, 1, 0.2),
-            input_field_text_color=(1, 1, 1, 1),
-            font_name="Weather.ttf",
-
+            primary_color="brown",
+            accent_color="darkred",
+            selector_color="red",
+            text_toolbar_color="lightgrey",
+            text_color="orange",
+            text_current_color="white",
+            text_button_color="lightgrey",
+            input_field_background_color_normal="brown",
+            input_field_background_color_focus="red",
+            input_field_text_color_normal="white",
+            input_field_text_color_focus="lightgrey",
+            font_name="nasalization.ttf",
         )
 
     .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/font-name-date.png
@@ -471,6 +599,20 @@ class BaseDialogPicker(
         self.register_event_type("on_save")
         self.register_event_type("on_cancel")
 
+    def on_input_field_background_color(
+        self, instance, value: str | list | tuple
+    ) -> None:
+        """For supported of current API."""
+
+        self.input_field_background_color_normal = value
+
+    def on_input_field_text_color(
+        self, instance, value: str | list | tuple
+    ) -> None:
+        """For supported of current API."""
+
+        self.input_field_text_color_normal = value
+
     def on_save(self, *args) -> None:
         """Events called when the "OK" dialog box button is clicked."""
 
@@ -606,13 +748,18 @@ class DatePickerDaySelectableItem(
 
             self.owner.set_selected_widget(self)
 
+    def on_touch_down(self, touch):
+        # If year_layout is active don't dispatch on_touch_down events,
+        # so date items don't consume touch.
+        if not self.owner.ids._year_layout.disabled:
+            return
+        super().on_touch_down(touch)
+
 
 class DatePickerYearSelectableItem(RecycleDataViewBehavior, MDLabel):
     """Implements an item for a pick list of the year."""
 
     index = None
-    selected = BooleanProperty(False)
-    selectable = BooleanProperty(True)
     selected_color = ColorProperty([0, 0, 0, 0])
     owner = ObjectProperty()
 
@@ -623,7 +770,7 @@ class DatePickerYearSelectableItem(RecycleDataViewBehavior, MDLabel):
     def on_touch_down(self, touch):
         if super().on_touch_down(touch):
             return True
-        if self.collide_point(*touch.pos) and self.selectable:
+        if self.collide_point(*touch.pos):
             self.owner.year = int(self.text)
             # self.owner.sel_year = self.owner.year
             self.owner.ids.label_full_date.text = self.owner.set_text_full_date(
@@ -635,7 +782,6 @@ class DatePickerYearSelectableItem(RecycleDataViewBehavior, MDLabel):
             return self.parent.select_with_touch(self.index, touch)
 
     def apply_selection(self, table_data, index, is_selected):
-        self.selected = is_selected
         if is_selected:
             self.selected_color = (
                 self.owner.selector_color
@@ -661,7 +807,7 @@ class DatePickerYearSelectableItem(RecycleDataViewBehavior, MDLabel):
 class MDDatePicker(BaseDialogPicker):
     text_weekday_color = ColorProperty(None)
     """
-    Text color of weekday names in (r, g, b, a) format.
+    Text color of weekday names in (r, g, b, a) or string format.
 
     .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/md-date-picker-text-weekday-color.png
         :align: center
@@ -813,7 +959,6 @@ class MDDatePicker(BaseDialogPicker):
     _enter_data_field_two = None
     _enter_data_field_container = None
     _date_range = []
-    _sel_day_widget = ObjectProperty()
     _scale_calendar_layout = NumericProperty(1)
     _scale_year_layout = NumericProperty(0)
     _shift_dialog_height = NumericProperty(0)
@@ -838,11 +983,6 @@ class MDDatePicker(BaseDialogPicker):
         self.month = self.sel_month
         self.year = self.sel_year
         self.day = self.sel_day
-        self._current_selected_date = (
-            self.sel_day,
-            self.sel_month,
-            self.sel_year,
-        )
         super().__init__(**kwargs)
         self.theme_cls.bind(device_orientation=self.on_device_orientation)
 
@@ -861,16 +1001,6 @@ class MDDatePicker(BaseDialogPicker):
         self.generate_list_widgets_days()
         self.update_calendar(self.sel_year, self.sel_month)
 
-        if (
-            not self.max_date
-            and not self.min_date
-            and not self._date_range
-            and self.mode != "range"
-        ):
-            # Mark the current day.
-            self.set_month_day(self.sel_day)
-            self._sel_day_widget.dispatch("on_release")
-
     def on_device_orientation(
         self, instance_theme_manager: ThemeManager, orientation_value: str
     ) -> None:
@@ -924,18 +1054,14 @@ class MDDatePicker(BaseDialogPicker):
         Animation(opacity=1, d=0.15).start(self.ids.chevron_left)
         Animation(opacity=1, d=0.15).start(self.ids.chevron_right)
         Animation(_scale_year_layout=0, d=0.15).start(self)
-        Animation(
-            _shift_dialog_height=dp(0), _scale_calendar_layout=1, d=0.15
-        ).start(self)
+        Animation(_scale_calendar_layout=1, d=0.15).start(self)
 
-        self._calendar_layout.clear_widgets()
-        self.generate_list_widgets_days()
+        # Move selection to the same day and month of the selected year.
+        self.sel_year = self.year
+        last_day = calendar.monthrange(self.year, self.sel_month)[1]
+        self.sel_day = min(self.sel_day, last_day)
         self.update_calendar(self.year, self.month)
 
-        if self.mode != "range":
-            self.set_month_day(self.day)
-            self._sel_day_widget.dispatch("on_release")
-
     def transformation_to_dialog_select_year(self) -> None:
         def disabled_chevron_buttons(*args):
             self.ids.chevron_left.disabled = True
@@ -943,15 +1069,20 @@ class MDDatePicker(BaseDialogPicker):
 
         self._select_year_dialog_open = True
         self.ids._year_layout.disabled = False
-        self._scale_calendar_layout = 0
         Animation(opacity=0, d=0.15).start(self.ids.chevron_left)
         Animation(opacity=0, d=0.15).start(self.ids.chevron_right)
+        Animation(_scale_calendar_layout=0, d=0.15).start(self)
         anim = Animation(_scale_year_layout=1, d=0.15)
         anim.bind(on_complete=disabled_chevron_buttons)
         anim.start(self)
         self.ids.triangle.icon = "menu-up"
         self.generate_list_widgets_years()
         self.set_position_to_current_year()
+        if self.min_year <= self.year < self.max_year:
+            index = self.year - self.min_year
+            self.ids._year_layout.children[0].select_node(index)
+        else:
+            self.ids._year_layout.children[0].clear_selection()
 
     def transformation_to_dialog_input_date(self) -> None:
         def set_date_to_input_field():
@@ -1063,13 +1194,10 @@ class MDDatePicker(BaseDialogPicker):
         if not self.min_date and not self.max_date:
             list_date = self._enter_data_field.get_list_date()
             if len(list_date) == 3 and len(list_date[2]) == 4:
-                # self._sel_day_widget.is_selected = False
-                self.update_calendar(int(list_date[2]), int(list_date[1]))
-                self.set_month_day(int(list_date[0]))
-                # self._sel_day_widget.dispatch("on_release")
-                if self.mode != "range":
-                    self._sel_day_widget.is_selected = False
-                    self._sel_day_widget.dispatch("on_release")
+                self.sel_day = int(list_date[0])
+                self.sel_month = int(list_date[1])
+                self.sel_year = int(list_date[2])
+                self.update_calendar(self.sel_year, self.sel_month)
         elif self.min_date and self.max_date:
             list_min_date = self._enter_data_field.get_list_date()
             list_max_date = self._enter_data_field_two.get_list_date()
@@ -1107,8 +1235,6 @@ class MDDatePicker(BaseDialogPicker):
     def update_calendar_for_date_range(self) -> None:
         # self.compare_date_range()
         self._date_range = self.get_date_range()
-        self._calendar_layout.clear_widgets()
-        self.generate_list_widgets_days()
         self.update_calendar(self.year, self.month)
 
     def update_text_full_date(self, list_date) -> None:
@@ -1140,79 +1266,72 @@ class MDDatePicker(BaseDialogPicker):
             )
 
     def update_calendar(self, year, month) -> None:
-        try:
-            dates = [x for x in self.calendar.itermonthdates(year, month)]
-        except ValueError as e:
-            if str(e) == "year is out of range":
-                pass
+        self.year, self.month = year, month
+        if self.mode == "picker":
+            selected_date = date(self.sel_year, self.sel_month, self.sel_day)
+            selected_dates = {selected_date}
         else:
-            self.year = year
-            self.month = month
-            for idx in range(len(self._calendar_list)):
-                self._calendar_list[idx].current_month = int(self.month)
-                self._calendar_list[idx].current_year = int(self.year)
-
-                # Dates of the month not in the range 1-31.
-                if idx >= len(dates) or dates[idx].month != month:
-                    # self._calendar_list[idx].disabled = True
-                    self._calendar_list[idx].text = ""
-                # Dates of the month in the range 1-31.
-                else:
-                    self._calendar_list[idx].disabled = False
-                    self._calendar_list[idx].text = str(dates[idx].day)
-                    self._calendar_list[idx].is_today = dates[idx] == self.today
-                # The marked date widget has a True value in the `is_selected`
-                # attribute. In the KV file it is checked if the date widget
-                # (DatePickerDaySelectableItem) has the `is_selected = False`
-                # attribute value, then the date widget is not highlighted.
-                if (
-                    0
-                    if not self._calendar_list[idx].text
-                    else int(self._calendar_list[idx].text),
-                    self._calendar_list[idx].current_month,
-                    self._calendar_list[idx].current_year,
-                ) == self._current_selected_date:
-                    self._calendar_list[idx].is_selected = True
-                else:
-                    self._calendar_list[idx].is_selected = False
-                # Dates outside the set range - disabled.
-                if (
-                    self.mode == "picker"
-                    and self._date_range
-                    and self._calendar_list[idx].text
-                ) or (
-                    self.mode == "range"
-                    and self._start_range_date
-                    and self._end_range_date
-                    and self._calendar_list[idx].text
-                ):
-                    if (
-                        date(
-                            self._calendar_list[idx].current_year,
-                            self._calendar_list[idx].current_month,
-                            int(self._calendar_list[idx].text),
-                        )
-                        not in self._date_range
-                    ):
-                        self._calendar_list[idx].disabled = True
+            selected_dates = {self._start_range_date, self._end_range_date}
+        dates = self.calendar.itermonthdates(year, month)
+        for widget, widget_date in zip_longest(self._calendar_list, dates):
+            # Only widgets whose dates are in the displayed month are visible.
+            visible = (
+                widget_date is not None
+                and widget_date.month == month
+                and widget_date.year == year
+            )
+            widget.text = str(widget_date.day) if visible else ""
+            widget.current_year = year
+            widget.current_month = month
+            widget.is_today = visible and widget_date == self.today
+            widget.is_selected = visible and widget_date in selected_dates
+            # I don't understand why, but this line is important. Without this
+            # line, some widgets that we are trying to disable remain enabled.
+            widget.disabled = False
+            widget.disabled = (
+                not visible
+                or self.mode == "range"
+                and self._date_range
+                and widget_date not in self._date_range
+            )
 
     def get_field(self) -> MDTextField:
         """Creates and returns a text field object used to enter dates."""
 
         if issubclass(self.input_field_cls, MDTextField):
+            text_color_focus = (
+                self.input_field_text_color_focus
+                if self.input_field_text_color_focus
+                else self.theme_cls.primary_color
+            )
+            text_color_normal = (
+                self.input_field_text_color_normal
+                if self.input_field_text_color_normal
+                else self.theme_cls.disabled_hint_text_color
+            )
+            fill_color_focus = (
+                self.input_field_background_color_focus
+                if self.input_field_background_color_focus
+                else self.theme_cls.bg_dark
+            )
+            fill_color_normal = (
+                self.input_field_background_color_normal
+                if self.input_field_background_color_normal
+                else self.theme_cls.bg_darkest
+            )
+
             field = self.input_field_cls(
                 owner=self,
                 helper_text=self.helper_text,
-                line_color_normal=self.theme_cls.divider_color,
+                fill_color_normal=fill_color_normal,
+                fill_color_focus=fill_color_focus,
+                hint_text_color_normal=text_color_normal,
+                hint_text_color_focus=text_color_focus,
+                text_color_normal=text_color_normal,
+                text_color_focus=text_color_focus,
+                line_color_focus=text_color_focus,
+                line_color_normal=text_color_normal,
             )
-            field.color_mode = "custom"
-            field.line_color_focus = (
-                self.theme_cls.primary_color
-                if not self.input_field_text_color
-                else self.input_field_text_color
-            )
-            field.current_hint_text_color = field.line_color_focus
-            field._current_hint_text_color = field.line_color_focus
             return field
         else:
             raise TypeError(
@@ -1239,10 +1358,7 @@ class MDDatePicker(BaseDialogPicker):
                 "set_text_full_date:\n\t" f"Month [{month}] out of range."
             )
         if int(day) > calendar.monthrange(int(year), (month))[1]:
-            raise ValueError(
-                "set_text_full_date:\n\t"
-                f"Day [{day}] out of range for the month {month}"
-            )
+            return ""
         date = datetime.date(int(year), int(month), int(day))
         separator = (
             "\n"
@@ -1345,46 +1461,55 @@ class MDDatePicker(BaseDialogPicker):
                 )
 
     def set_selected_widget(self, widget) -> None:
-        if self._sel_day_widget:
-            self._sel_day_widget.is_selected = False
-
-        widget.is_selected = True
-        self.sel_month = int(self.month)
-        self.sel_year = int(self.year)
+        self.sel_year = self.year
+        self.sel_month = self.month
         self.sel_day = int(widget.text)
-        self._current_selected_date = (
-            self.sel_day,
-            self.sel_month,
-            self.sel_year,
-        )
-        self._sel_day_widget = widget
+        self.update_calendar(self.sel_year, self.sel_month)
 
     def set_month_day(self, day) -> None:
-        for idx in range(len(self._calendar_list)):
-            if str(day) == str(self._calendar_list[idx].text):
-                self._sel_day_widget = self._calendar_list[idx]
-                self.sel_day = int(self._calendar_list[idx].text)
-                if self._sel_day_widget:
-                    self._sel_day_widget.is_selected = False
-                self._sel_day_widget = self._calendar_list[idx]
+        # This method is no longer used. The code bellow repeats the behavior
+        # that was previously required of it for backward compatibility
+        # reasons.
+        self.sel_day = day
+        self.update_calendar(self.sel_year, self.sel_month)
 
     def set_position_to_current_year(self) -> None:
-        # TODO: Add the feature to set the position of the list of years
-        #  for the current year. This is not currently possible because the
-        #  ``RecycleView`` class does not support this functionality.
-        #  There is a solution to this problem
-        #  - https://github.com/Bakterija/log_fruit/blob/dev/src/app_modules/widgets/app_recycleview/recycleview.py.
-        #  But I have not been able to get it to work.
-        pass
+        year_layout = self.ids._year_layout
+        # When this method is called for the first time, RecycleView has not
+        # yet added widgets to the year list, so we use the default height.
+        widget_height = year_layout.children[0].default_size[1]
+        cols_amount = year_layout.children[0].cols
+        rows_amount = math.ceil((self.max_year - self.min_year) / cols_amount)
+        row_index = (self.year - self.min_year) // cols_amount
+        # To find the middle of the current year widget, we add the height of
+        # the rows under this widget with half the widget height.
+        widget_center_y = (rows_amount - row_index - 1 + 0.5) * widget_height
+        viewport_height = year_layout.height
+        year_list_height = rows_amount * widget_height
+        # If there are too few years in the list to fill the entire viewport,
+        # RecycleView displays additional empty space outside the list.
+        # We have to move the viewport up so that this space is displayed
+        # under the years list. Also, this guard condition protects against
+        # the division by zero error below.
+        if viewport_height >= year_list_height:
+            year_layout.scroll_y = 1
+            return
+        viewport_bottom = widget_center_y - 0.5 * viewport_height
+        # We set scroll_y property to the ratio of the actual lifting height
+        # of the viewport to the maximum possible, and clamp this ratio in the
+        # range from 0 to 1 so that the viewport still is in a valid position
+        # if it is impossible to show the widget in the middle.
+        scroll_y = viewport_bottom / (year_list_height - viewport_height)
+        year_layout.scroll_y = min(1, max(0, scroll_y))
 
     def generate_list_widgets_years(self) -> None:
+        self.ids._year_layout.data = []
         for i, number_year in enumerate(range(self.min_year, self.max_year)):
             self.ids._year_layout.data.append(
                 {
                     "owner": self,
                     "text": str(number_year),
                     "index": i,
-                    "selectable": True,
                     "viewclass": "DatePickerYearSelectableItem",
                 }
             )
@@ -1416,26 +1541,9 @@ class MDDatePicker(BaseDialogPicker):
         Called when "chevron-left" and "chevron-right" buttons are pressed.
         Switches the calendar to the previous/next month.
         """
-
-        operation = 1 if operation == "next" else -1
-        month = (
-            12
-            if self.month + operation == 0
-            else 1
-            if self.month + operation == 13
-            else self.month + operation
-        )
-        year = (
-            self.year - 1
-            if self.month + operation == 0
-            else self.year + 1
-            if self.month + operation == 13
-            else self.year
-        )
+        month_delta = 1 if operation == "next" else -1
+        year = self.year + (self.month - 1 + month_delta) // 12
+        month = (self.month - 1 + month_delta) % 12 + 1
+        if year <= 0:
+            year, month = 1, 1
         self.update_calendar(year, month)
-        if self.sel_day:
-            x = calendar.monthrange(year, month)[1]
-            if x < self.sel_day:
-                self.sel_day = (
-                    x if year <= self.sel_year and month <= self.sel_year else 1
-                )

sbapp/kivymd/uix/pickers/timepicker/timepicker.py

@@ -16,35 +16,73 @@ Components/TimePicker
 
 .. rubric:: Usage
 
-.. code-block::
+.. tabs::
 
-    from kivy.lang import Builder
+    .. tab:: Declarative KV style
 
-    from kivymd.app import MDApp
-    from kivymd.uix.pickers import MDTimePicker
+        .. code-block:: python
 
-    KV = '''
-    MDFloatLayout:
+            from kivy.lang import Builder
 
-        MDRaisedButton:
-            text: "Open time picker"
-            pos_hint: {'center_x': .5, 'center_y': .5}
-            on_release: app.show_time_picker()
-    '''
+            from kivymd.app import MDApp
+            from kivymd.uix.pickers import MDTimePicker
+
+            KV = '''
+            MDFloatLayout:
+
+                MDRaisedButton:
+                    text: "Open time picker"
+                    pos_hint: {'center_x': .5, 'center_y': .5}
+                    on_release: app.show_time_picker()
+            '''
 
 
-    class Test(MDApp):
-        def build(self):
-            return Builder.load_string(KV)
+            class Test(MDApp):
+                def build(self):
+                    self.theme_cls.theme_style = "Dark"
+                    self.theme_cls.primary_palette = "Orange"
+                    return Builder.load_string(KV)
 
-        def show_time_picker(self):
-            '''Open time picker dialog.'''
+                def show_time_picker(self):
+                    '''Open time picker dialog.'''
 
-            time_dialog = MDTimePicker()
-            time_dialog.open()
+                    time_dialog = MDTimePicker()
+                    time_dialog.open()
 
 
-    Test().run()
+            Test().run()
+
+    .. tab:: Declarative python style
+
+        .. code-block:: python
+
+            from kivymd.app import MDApp
+            from kivymd.uix.button import MDRaisedButton
+            from kivymd.uix.pickers import MDTimePicker
+            from kivymd.uix.screen import MDScreen
+
+
+            class Test(MDApp):
+                def build(self):
+                    self.theme_cls.theme_style = "Dark"
+                    self.theme_cls.primary_palette = "Orange"
+                    return (
+                        MDScreen(
+                            MDRaisedButton(
+                                text="Open time picker",
+                                pos_hint={'center_x': .5, 'center_y': .5},
+                                on_release=self.show_time_picker,
+                            )
+                        )
+                    )
+
+                def show_time_picker(self, *args):
+                    '''Open time picker dialog.'''
+
+                    MDTimePicker().open()
+
+
+            Test().run()
 
 .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/MDTimePicker.png
     :align: center
@@ -91,14 +129,14 @@ Use the :attr:`~MDTimePicker.set_time` method of the
 
 .. code-block:: python
 
-    time_dialog = MDTimePicker(
-        primary_color=get_color_from_hex("#72225b"),
-        accent_color=get_color_from_hex("#5d1a4a"),
-        text_button_color=(1, 1, 1, 1),
-    )
+        MDTimePicker(
+            primary_color="brown",
+            accent_color="red",
+            text_button_color="white",
+        ).open()
 
-    .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/time-picker-customization.png
-        :align: center
+.. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/time-picker-customization.png
+    :align: center
 """
 
 __all__ = ("MDTimePicker",)
@@ -194,8 +232,8 @@ class TimeInputTextField(MDTextField):
     hour_regx = "^[0-9]$|^0[1-9]$|^1[0-2]$"
     minute_regx = "^[0-9]$|^0[0-9]$|^[1-5][0-9]$"
 
-    def __init__(self, **kwargs):
-        super().__init__(**kwargs)
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
         Clock.schedule_once(self.set_text)
         self.register_event_type("on_select")
         self.bind(text_color_focus=self.setter("hint_text_color_normal"))
@@ -217,17 +255,20 @@ class TimeInputTextField(MDTextField):
         to somehow make them aligned.
         """
 
-        if not self.text:
-            self.text = " "
+        def set_text(*args):
+            if not self.text:
+                self.text = " "
 
-        self._refresh_text(self.text)
-        max_size = max(self._lines_rects, key=lambda r: r.size[0]).size
-        dx = (self.width - max_size[0]) / 2.0
-        dy = (self.height - max_size[1]) / 2.0
-        self.padding = [dx, dy, dx, dy]
+            self._refresh_text(self.text)
+            max_size = max(self._lines_rects, key=lambda r: r.size[0]).size
+            dx = (self.width - max_size[0]) / 2.0
+            dy = (self.height - max_size[1]) / 2.0
+            self.padding = [dx, dy, dx, dy]
 
-        if len(self.text) > 1:
-            self.text = self.text.replace(" ", "")
+            if len(self.text) > 1:
+                self.text = self.text.replace(" ", "")
+
+        Clock.schedule_once(set_text)
 
     def on_focus(self, *args) -> None:
         super().on_focus(*args)

sbapp/kivymd/uix/refreshlayout/refreshlayout.py

@@ -36,7 +36,7 @@ Example
                 title: app.title
                 md_bg_color: app.theme_cls.primary_color
                 background_palette: 'Primary'
-                elevation: 10
+                elevation: 4
                 left_action_items: [['menu', lambda x: x]]
 
             MDScrollViewRefreshLayout:

sbapp/kivymd/uix/screen.py

@@ -29,7 +29,7 @@ MDScreen
         md_bg_color: app.theme_cls.primary_color
 """
 
-from kivy.properties import ObjectProperty
+from kivy.properties import ListProperty, ObjectProperty
 from kivy.uix.screenmanager import Screen
 
 from kivymd.uix import MDAdaptiveWidget
@@ -44,20 +44,34 @@ class MDScreen(DeclarativeBehavior, Screen, MDAdaptiveWidget):
     see in the :class:`~kivy.uix.screenmanager.Screen` class documentation.
     """
 
-    hero_to = ObjectProperty()
+    hero_to = ObjectProperty(deprecated=True)
     """
-    Must be a  :class:`~kivymd.uix.hero.MDHeroTo` class.
+    Must be a :class:`~kivymd.uix.hero.MDHeroTo` class.
+
     See the documentation of the
     `MDHeroTo <https://kivymd.readthedocs.io/en/latest/components/hero/>`_
     widget for more detailed information.
 
-    .. versionchanged:: 1.0.0
+    .. deprecated:: 1.0.0
+        Use attr:`heroes_to` attribute instead.
 
     :attr:`hero_to` is an :class:`~kivy.properties.ObjectProperty`
     and defaults to `None`.
     """
 
-    def on_hero_to(self, screen, widget) -> None:
+    heroes_to = ListProperty()
+    """
+    Must be a list of :class:`~kivymd.uix.hero.MDHeroTo` class.
+
+    .. versionadded:: 1.0.0
+
+    :attr:`heroes_to` is an :class:`~kivy.properties.LiatProperty`
+    and defaults to `[]`.
+    """
+
+    def on_hero_to(self, screen, widget: MDHeroTo) -> None:
+        """Called when the value of the :attr:`hero_to` attribute changes."""
+
         if not isinstance(widget, MDHeroTo) or not issubclass(
             widget.__class__, MDHeroTo
         ):
@@ -65,3 +79,4 @@ class MDScreen(DeclarativeBehavior, Screen, MDAdaptiveWidget):
                 f"The `{widget}` widget must be an `kivymd.uix.hero.MDHeroTo` "
                 f"class or inherited from this class"
             )
+        self.heroes_to = [widget]

sbapp/kivymd/uix/screenmanager.py

@@ -8,8 +8,23 @@ Components/ScreenManager
 If you want to use Hero animations you need to use
 :class:`~kivymd.uix.screenmanager.MDScreenManager` not
 :class:`~kivy.uix.screenmanager.ScreenManager` class.
+
+Transition
+----------
+
+:class:`~kivymd.uix.screenmanager.MDScreenManager` class supports the following
+transitions:
+
+- :class:`~kivymd.uix.transition.MDFadeSlideTransition`
+- :class:`~kivymd.uix.transition.MDSlideTransition`
+- :class:`~kivymd.uix.transition.MDSwapTransition`
+
+You need to use the :class:`~kivymd.uix.screenmanager.MDScreenManager` class
+when you want to use hero animations on your screens. If you don't need hero
+animation use the :class:`~kivy.uix.screenmanager.ScreenManager` class.
 """
 
+from kivy import Logger
 from kivy.clock import Clock
 from kivy.properties import ListProperty, StringProperty
 from kivy.uix.screenmanager import ScreenManager
@@ -21,17 +36,22 @@ from kivymd.uix.hero import MDHeroFrom
 class MDScreenManager(DeclarativeBehavior, ScreenManager):
     """
     Screen manager. This is the main class that will control your
-    :class:`~kivymd.uix.screen.MDScreen` stack and memory. For more
+    :class:`~kivymd.uix.screen.MDScreen` stack and memory.
+
+    For more
     information, see in the :class:`~kivy.uix.screenmanager.ScreenManager`
     class documentation.
     """
 
-    current_hero = StringProperty(None)
+    current_hero = StringProperty(None, deprecated=True)
     """
     The name of the current tag for the :class:`~kivymd.uix.hero.MDHeroFrom`
     and :class:`~kivymd.uix.hero.MDHeroTo` objects that will be animated when
     animating the transition between screens.
 
+    .. deprecated:: 1.1.0
+        Use :attr:`current_heroes` attribute instead.
+
     See the `Hero <https://kivymd.readthedocs.io/en/latest/components/hero/>`_
     module documentation for more information about creating and using Hero
     animations.
@@ -40,6 +60,17 @@ class MDScreenManager(DeclarativeBehavior, ScreenManager):
     and defaults to `None`.
     """
 
+    current_heroes = ListProperty()
+    """
+    A list of names (tags) of heroes that need to be animated when moving
+    to the next screen.
+
+    .. versionadded:: 1.1.0
+
+    :attr:`current_heroes` is an :class:`~kivy.properties.ListProperty`
+    and defaults to `[]`.
+    """
+
     # Collection of `MDHeroFrom` objects on all screens of the current
     # screen manager.
     _heroes_data = ListProperty()
@@ -58,28 +89,48 @@ class MDScreenManager(DeclarativeBehavior, ScreenManager):
 
             self.transition = MDSlideTransition()
 
-    def get_hero_from_widget(self) -> None:
+    def get_hero_from_widget(self) -> list:
         """
-        Get an :class:`~kivymd.uix.hero.MDHeroTo` object with the
-        :attr:`~current_hero` tag.
+        Get a list of :class:`~kivymd.uix.hero.MDHeroFrom` objects according
+        to the tag names specified in the :attr:`~current_heroes` list.
         """
 
-        hero_from_widget = None
+        hero_from_widget = []
 
-        for hero_widget in self._heroes_data:
-            if isinstance(hero_widget, MDHeroFrom) or issubclass(
-                hero_widget.__class__, MDHeroFrom
-            ):
-                if hero_widget.tag == self.current_hero:
-                    hero_from_widget = hero_widget
-                    break
+        for name_hero in self.current_heroes:
+            for hero_widget in self._heroes_data:
+                if isinstance(hero_widget, MDHeroFrom) or issubclass(
+                    hero_widget.__class__, MDHeroFrom
+                ):
+                    if hero_widget.tag == name_hero:
+                        hero_from_widget.append(hero_widget)
 
         return hero_from_widget
 
+    def on_current_hero(self, instance, value: str) -> None:
+        """
+        Called when the value of the :attr:`current_hero` attribute changes.
+        """
+
+        Logger.warning(
+            "KivyMD: "
+            "`kivymd/uix/screenmanager.MDScreenManager.current_hero` "
+            "attribute is deprecated. "
+            "Use `kivymd/uix/screenmanager.MDScreenManager.current_heroes` "
+            "attribute instead."
+        )
+        if value:
+            self.current_heroes = [value]
+        else:
+            self.current_heroes = []
+
     def add_widget(self, widget, *args, **kwargs):
         super().add_widget(widget, *args, **kwargs)
         Clock.schedule_once(lambda x: self._create_heroes_data(widget))
 
+    # TODO: Add a method to delete an object from the arrt:`_heroes_data`
+    #  collection when deleting an object using the `remove_widget` method.
+
     def _create_heroes_data(self, widget):
         def find_hero_widget(child_widget):
             widget_hero = None

sbapp/kivymd/uix/segmentedcontrol/segmentedcontrol.kv

@@ -15,8 +15,11 @@
         pos_hint: {"center_y": .5}
         x: root._segment_switch_x
         md_bg_color: root.segment_color
-        elevation: 6
+        elevation: 2
         _radius: root.radius[0] - 4
+        width:
+            segment_panel.width / segment_panel.children_number \
+            - segment_panel.spacing
 
     SegmentPanel:
         id: segment_panel

sbapp/kivymd/uix/segmentedcontrol/segmentedcontrol.py

@@ -10,58 +10,77 @@ Components/SegmentedControl
 Usage
 =====
 
-.. code-block:: python
+.. tabs::
 
-    from kivy.lang import Builder
+    .. tab:: Declarative KV style
 
-    from kivymd.app import MDApp
+        .. code-block:: python
+
+            from kivy.lang import Builder
+
+            from kivymd.app import MDApp
 
 
-    KV = '''
-    MDScreen:
+            KV = '''
+            MDScreen:
 
-        MDSegmentedControl:
-            pos_hint: {"center_x": .5, "center_y": .5}
+                MDSegmentedControl:
+                    pos_hint: {"center_x": .5, "center_y": .5}
 
-            MDSegmentedControlItem:
-                text: "Male"
+                    MDSegmentedControlItem:
+                        text: "Male"
 
-            MDSegmentedControlItem:
-                text: "Female"
+                    MDSegmentedControlItem:
+                        text: "Female"
 
-            MDSegmentedControlItem:
-                text: "All"
-    '''
+                    MDSegmentedControlItem:
+                        text: "All"
+            '''
 
 
-    class Test(MDApp):
-        def build(self):
-            return Builder.load_string(KV)
+            class Example(MDApp):
+                def build(self):
+                    self.theme_cls.theme_style = "Dark"
+                    self.theme_cls.primary_palette = "Orange"
+                    return Builder.load_string(KV)
 
 
-    Test().run()
+            Example().run()
 
-Or only in python code:
+    .. tab:: Declarative python style
 
-.. code-block:: python
+        .. code-block:: python
 
-    from kivymd.app import MDApp
-    from kivymd.uix.screen import MDScreen
-    from kivymd.uix.segmentedcontrol import MDSegmentedControl, MDSegmentedControlItem
+            from kivymd.app import MDApp
+            from kivymd.uix.screen import MDScreen
+            from kivymd.uix.segmentedcontrol import (
+                MDSegmentedControl, MDSegmentedControlItem
+            )
 
 
-    class Test(MDApp):
-        def build(self):
-            screen = MDScreen()
-            segment_control = MDSegmentedControl(pos_hint={"center_x": .5, "center_y": .5})
-            segment_control.add_widget(MDSegmentedControlItem(text="Male"))
-            segment_control.add_widget(MDSegmentedControlItem(text="Female"))
-            segment_control.add_widget(MDSegmentedControlItem(text="All"))
-            screen.add_widget(segment_control)
-            return screen
+            class Example(MDApp):
+                def build(self):
+                    self.theme_cls.theme_style = "Dark"
+                    self.theme_cls.primary_palette = "Orange"
+                    return (
+                        MDScreen(
+                            MDSegmentedControl(
+                                MDSegmentedControlItem(
+                                    text="Male"
+                                ),
+                                MDSegmentedControlItem(
+                                    text="Female"
+                                ),
+                                MDSegmentedControlItem(
+                                    text="All"
+                                ),
+                                pos_hint={"center_x": 0.5, "center_y": 0.5}
+                            )
+                        )
+                    )
 
 
-    Test().run()
+            Example().run()
 
 .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/md-segmented-control-usage.gif
     :align: center
@@ -117,12 +136,22 @@ with open(
 
 
 class MDSegmentedControlItem(MDLabel):
-    """Implements a label to place on the :class:`~SegmentPanel` panel."""
+    """
+    Implements a label to place on the :class:`~SegmentPanel` panel.
+
+    See :class:`~kivymd.uix.label.MDLabel` class documentation for more
+    information.
+    """
 
 
 # TODO: Add an attribute for the color of the active segment label.
 class MDSegmentedControl(MDRelativeLayout, ThemableBehavior):
     """
+    Implements a segmented control panel.
+
+    Relative layout class. For more information, see in the
+    :class:`~kivy.uix.relativelayout.RelativeLayout` class documentation.
+
     :Events:
         `on_active`
             Called when the segment is activated.
@@ -135,7 +164,7 @@ class MDSegmentedControl(MDRelativeLayout, ThemableBehavior):
     .. code-block:: kv
 
         MDSegmentedControl:
-            md_bg_color: "#451938"
+            md_bg_color: "brown"
 
     .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/md-segmented-control-md-bg-color.png
         :align: center
@@ -151,8 +180,8 @@ class MDSegmentedControl(MDRelativeLayout, ThemableBehavior):
     .. code-block:: kv
 
         MDSegmentedControl:
-            md_bg_color: "#451938"
-            segment_color: "#e4514f"
+            md_bg_color: "brown"
+            segment_color: "red"
 
     .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/md-segmented-control-segment-color.png
         :align: center
@@ -160,8 +189,8 @@ class MDSegmentedControl(MDRelativeLayout, ThemableBehavior):
     .. code-block:: kv
 
         MDSegmentedControl:
-            md_bg_color: "#451938"
-            segment_color: "#e4514f"
+            md_bg_color: "brown"
+            segment_color: "red"
 
             MDSegmentedControlItem:
                 text: "[color=fff]Male[/color]"
@@ -196,9 +225,9 @@ class MDSegmentedControl(MDRelativeLayout, ThemableBehavior):
     .. code-block:: kv
 
         MDSegmentedControl:
-            md_bg_color: "#451938"
-            segment_color: "#e4514f"
-            separator_color: 1, 1, 1, 1
+            md_bg_color: "brown"
+            segment_color: "red"
+            separator_color: "white"
 
     .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/md-segmented-control-separator-color.png
         :align: center
@@ -255,9 +284,6 @@ class MDSegmentedControl(MDRelativeLayout, ThemableBehavior):
 
         Clock.schedule_once(self.set_default_colors)
         Clock.schedule_once(self._remove_last_separator)
-        # FIXME: Sometimes this interval is not enough to get the width
-        #  of the segment label textures.
-        Clock.schedule_once(self._set_width_segment_switch, 2.2)
 
     def set_default_colors(self, *args) -> None:
         """
@@ -313,6 +339,10 @@ class MDSegmentedControl(MDRelativeLayout, ThemableBehavior):
             self.ids.segment_panel.add_widget(widget)
             separator = MDSeparator(orientation="vertical")
             self.ids.segment_panel.add_widget(separator)
+            if not self.ids.segment_panel._started:
+                self.ids.segment_panel._started = True
+            else:
+                self.ids.segment_panel.children_number += 1
             Clock.schedule_once(
                 lambda x: self.update_separator_color(separator)
             )
@@ -326,15 +356,6 @@ class MDSegmentedControl(MDRelativeLayout, ThemableBehavior):
             self.current_active_segment = widget
             self.dispatch("on_active", widget)
 
-    def _set_width_segment_switch(self, *args):
-        """
-        Sets the width of the switch. I think this is not done quite correctly.
-        """
-
-        self.ids.segment_switch.width = self.ids.segment_panel.children[
-            0
-        ].width + dp(12)
-
     def _remove_last_separator(self, *args):
         self.ids.segment_panel.remove_widget(self.ids.segment_panel.children[0])
 
@@ -350,3 +371,7 @@ class SegmentPanel(MDBoxLayout):
     Implements a panel for placing items - :class:`~MDSegmentedControlItem`
     for the :class:`~MDSegmentedControl` class.
     """
+
+    children_number = NumericProperty(1)
+
+    _started = BooleanProperty(defaultvalue=False)

sbapp/kivymd/uix/selectioncontrol/selectioncontrol.kv

@@ -101,7 +101,7 @@
         size_hint: None, None
         size: dp(24), dp(24)
         elevation:
-            (8 if root.active else 5) \
+            (2.5 if root.active else 1) \
             if app.theme_cls.material_style != "M3" else \
             0
         pos:

sbapp/kivymd/uix/selectioncontrol/selectioncontrol.py

@@ -192,15 +192,10 @@ from kivy.properties import (
 )
 from kivy.uix.behaviors import ToggleButtonBehavior
 from kivy.uix.floatlayout import FloatLayout
-from kivy.utils import get_color_from_hex
 
 from kivymd import uix_path
-from kivymd.color_definitions import colors
 from kivymd.theming import ThemableBehavior
-from kivymd.uix.behaviors import (
-    CircularRippleBehavior,
-    FakeCircularElevationBehavior,
-)
+from kivymd.uix.behaviors import CircularRippleBehavior, CommonElevationBehavior
 from kivymd.uix.floatlayout import MDFloatLayout
 from kivymd.uix.label import MDIcon
 
@@ -361,8 +356,10 @@ class MDCheckbox(CircularRippleBehavior, ToggleButtonBehavior, MDIcon):
             disabled=self.update_color,
             state=self.update_color,
         )
-        self.theme_cls.bind(primary_color=self.update_primary_color)
-        self.theme_cls.bind(theme_style=self.update_primary_color)
+        self.theme_cls.bind(
+            theme_style=self.update_primary_color,
+            primary_color=self.update_primary_color,
+        )
         self.update_icon()
         self.update_color()
 
@@ -423,7 +420,7 @@ class ThumbIcon(MDIcon):
 
 
 class Thumb(
-    FakeCircularElevationBehavior,
+    CommonElevationBehavior,
     CircularRippleBehavior,
     MDFloatLayout,
 ):

sbapp/kivymd/uix/slider/slider.kv

@@ -3,7 +3,7 @@
 #:import colors kivymd.color_definitions.colors
 
 
-<HintBoxContainer@MDCard+FakeRectangularElevationBehavior>
+<HintBoxContainer@MDCard>
 
 
 <MDSlider>
@@ -131,16 +131,20 @@
             ) \
             ) \
             )
-        elevation: 0 if root._is_off else (4 if root.active else 2)
+        elevation: 0 if root._is_off else (3 if root.active else 1)
 
     HintBoxContainer:
         id: hint_box
         size_hint: None, None
-        md_bg_color: root.hint_bg_color
-        elevation: 0
+        md_bg_color: root.hint_bg_color if root.hint_bg_color else [0, 0, 0, 0]
+        elevation: 1.5
         opacity: 1 if root.active else 0
         radius: root.hint_radius
         padding: "6dp", "6dp", "6dp", "8dp"
+        shadow_color:
+            ([0, 0, 0, 0.6] if root.hint_bg_color else [0, 0, 0, 0]) \
+            if root.active else \
+            [0, 0, 0, 0]
         size:
             lbl_value.width + self.padding[0] * 2, \
             lbl_value.height + self.padding[0]

sbapp/kivymd/uix/slider/slider.py

@@ -82,7 +82,7 @@ class MDSlider(ThemableBehavior, Slider):
     and defaults to `True`.
     """
 
-    hint_bg_color = ColorProperty([0, 0, 0, 0])
+    hint_bg_color = ColorProperty(None)
     """
     Hint rectangle color in (r.g.b.a) format.
 

sbapp/kivymd/uix/sliverappbar/sliverappbar.py

@@ -38,8 +38,8 @@ Example
 
     from kivy.lang.builder import Builder
 
+    from kivymd.app import MDApp
     from kivymd.uix.card import MDCard
-    from kivymd.uix.behaviors import RoundedRectangularElevationBehavior
 
     KV = '''
     <CardItem>
@@ -47,7 +47,6 @@ Example
         height: "86dp"
         padding: "4dp"
         radius: 12
-        elevation: 4
 
         FitImage:
             source: "avatar.jpg"
@@ -95,8 +94,10 @@ Example
     '''
 
 
-    class CardItem(MDCard, RoundedRectangularElevationBehavior):
-        pass
+    class CardItem(MDCard):
+        def __init__(self, *args, **kwargs):
+            super().__init__(*args, **kwargs)
+            self.elevation = 3
 
 
     class Example(MDApp):
@@ -192,7 +193,6 @@ class MDSliverAppbar(MDBoxLayout, ThemableBehavior):
 
         from kivymd.uix.card import MDCard
         from kivymd.uix.toolbar import MDTopAppBar
-        from kivymd.uix.behaviors import RoundedRectangularElevationBehavior
 
         KV = '''
         #:import SliverToolbar __main__.SliverToolbar
@@ -203,7 +203,6 @@ class MDSliverAppbar(MDBoxLayout, ThemableBehavior):
             height: "86dp"
             padding: "4dp"
             radius: 12
-            elevation: 4
 
             FitImage:
                 source: "avatar.jpg"
@@ -252,13 +251,16 @@ class MDSliverAppbar(MDBoxLayout, ThemableBehavior):
         '''
 
 
-        class CardItem(MDCard, RoundedRectangularElevationBehavior):
-            pass
+        class CardItem(MDCard):
+            def __init__(self, *args, **kwargs):
+                super().__init__(*args, **kwargs)
+                self.elevation = 3
 
 
         class SliverToolbar(MDTopAppBar):
             def __init__(self, **kwargs):
                 super().__init__(**kwargs)
+                self.shadow_color = (0, 0, 0, 0)
                 self.type_height = "medium"
                 self.headline_text = "Headline medium"
                 self.left_action_items = [["arrow-left", lambda x: x]]
@@ -422,6 +424,7 @@ class MDSliverAppbar(MDBoxLayout, ThemableBehavior):
             # Adding a custom MDTopAppBar object.
             if issubclass(instance_toolbar_cls.__class__, MDTopAppBar):
                 instance_toolbar_cls.pos_hint = {"top": 1}
+                instance_toolbar_cls.elevation = 0
                 self.ids.float_box.add_widget(instance_toolbar_cls)
             else:
                 raise MDSliverAppbarException(

sbapp/kivymd/uix/snackbar/snackbar.kv

@@ -8,7 +8,7 @@
     padding: "10dp", "10dp", "10dp", "10dp"
     md_bg_color: "323232" if not root.bg_color else root.bg_color
     radius: root.radius
-    elevation: 11 if root.padding else 0
+    elevation: 4 if root.padding else 0
 
     canvas:
         Color:

sbapp/kivymd/uix/snackbar/snackbar.py

@@ -284,7 +284,6 @@ from kivy.properties import (
 )
 
 from kivymd import uix_path
-from kivymd.uix.behaviors import FakeRectangularElevationBehavior
 from kivymd.uix.button import BaseButton
 from kivymd.uix.card import MDCard
 
@@ -294,7 +293,7 @@ with open(
     Builder.load_string(kv_file.read())
 
 
-class BaseSnackbar(MDCard, FakeRectangularElevationBehavior):
+class BaseSnackbar(MDCard):
     """
     :Events:
         :attr:`on_open`

sbapp/kivymd/uix/swiper/swiper.py

@@ -38,7 +38,7 @@ Example
         MDTopAppBar:
             id: toolbar
             title: "MDSwiper"
-            elevation: 10
+            elevation: 4
             pos_hint: {"top": 1}
 
         MDSwiper:
@@ -142,7 +142,7 @@ Example
         MDTopAppBar:
             id: toolbar
             title: "MDSwiper"
-            elevation: 10
+            elevation: 4
             pos_hint: {"top": 1}
 
         MDSwiper:
@@ -203,7 +203,6 @@ from kivy.animation import Animation
 from kivy.clock import Clock
 from kivy.core.window import Window
 from kivy.effects.dampedscroll import DampedScrollEffect
-from kivy.event import EventDispatcher
 from kivy.lang.builder import Builder
 from kivy.properties import (
     BooleanProperty,
@@ -212,7 +211,6 @@ from kivy.properties import (
     StringProperty,
 )
 from kivy.uix.anchorlayout import AnchorLayout
-from kivy.uix.boxlayout import BoxLayout
 from kivy.utils import platform
 
 from kivymd import uix_path
@@ -294,7 +292,7 @@ class MDSwiperItem(MDBoxLayout):
         anim.start(self)
 
 
-class MDSwiper(MDScrollView, EventDispatcher):
+class MDSwiper(MDScrollView):
     items_spacing = NumericProperty("20dp")
     """
     The space between each :class:`MDSwiperItem`.

sbapp/kivymd/uix/tab/tab.kv

@@ -79,6 +79,10 @@
         layout: layout
         size_hint: 1, None
         elevation: root.elevation
+        radius: root.radius
+        shadow_offset: root.shadow_offset
+        shadow_color: root.shadow_color
+        shadow_softness: root.shadow_softness
         height: root.tab_bar_height
         md_bg_color:
             self.theme_cls.primary_color \

sbapp/kivymd/uix/tab/tab.py

@@ -944,7 +944,6 @@ from kivy.properties import (
 from kivy.uix.anchorlayout import AnchorLayout
 from kivy.uix.behaviors import ToggleButtonBehavior
 from kivy.uix.scrollview import ScrollView
-from kivy.uix.widget import Widget
 from kivy.utils import boundary
 
 from kivymd import uix_path
@@ -953,11 +952,11 @@ from kivymd.icon_definitions import md_icons
 from kivymd.theming import ThemableBehavior, ThemeManager
 from kivymd.uix.behaviors import (
     DeclarativeBehavior,
-    FakeRectangularElevationBehavior,
     RectangularRippleBehavior,
     SpecificBackgroundColorBehavior,
 )
 from kivymd.uix.boxlayout import MDBoxLayout
+from kivymd.uix.card import MDCard
 from kivymd.uix.carousel import MDCarousel
 from kivymd.uix.label import MDLabel
 
@@ -1024,7 +1023,7 @@ class MDTabsLabel(ToggleButtonBehavior, RectangularRippleBehavior, MDLabel):
         Clock.schedule_once(self.tab_bar._label_request_indicator_update, 0)
 
 
-class MDTabsBase(Widget):
+class MDTabsBase:
     """
     This class allow you to create a tab.
     You must create a new class that inherits from MDTabsBase.
@@ -1130,9 +1129,9 @@ class MDTabsBase(Widget):
     This property will affect the Tab's Title Label widget.
     """
 
-    def __init__(self, **kwargs):
+    def __init__(self, *args, **kwargs):
         self.tab_label = MDTabsLabel(tab=self)
-        super().__init__(**kwargs)
+        super().__init__(*args, **kwargs)
         self.bind(
             icon=self._update_text,
             title=self._update_text,
@@ -1273,9 +1272,7 @@ class MDTabsScrollView(ScrollView):
             _update(self.effect_y, scroll_y)
 
 
-class MDTabsBar(
-    ThemableBehavior, FakeRectangularElevationBehavior, MDBoxLayout
-):
+class MDTabsBar(MDCard):
     """
     This class is just a boxlayout that contains the scroll view for tabs.
     It is also responsible for resizing the tab shortcut when necessary.
@@ -1551,13 +1548,43 @@ class MDTabs(
     and defaults to `None`.
     """
 
+    shadow_softness = NumericProperty(12)
+    """
+    See :attr:`kivymd.uix.behaviors.CommonElevationBehavior.shadow_softness`
+    attribute.
+
+    .. versionadded:: 1.1.0
+
+    :attr:`shadow_softness` is an :class:`~kivy.properties.NumericProperty`
+    and defaults to `12`.
+    """
+
+    shadow_color = ColorProperty([0, 0, 0, 0.6])
+    """
+    See :attr:`kivymd.uix.behaviors.CommonElevationBehavior.shadow_color`
+    attribute.
+
+    .. versionadded:: 1.1.0
+
+    :attr:`shadow_color` is an :class:`~kivy.properties.ColorProperty`
+    and defaults to `[0, 0, 0, 0.6]`.
+    """
+
+    shadow_offset = ListProperty((0, 0))
+    """
+    See :attr:`kivymd.uix.behaviors.CommonElevationBehavior.shadow_offset`
+    attribute.
+
+    .. versionadded:: 1.1.0
+
+    :attr:`shadow_offset` is an :class:`~kivy.properties.ListProperty`
+    and defaults to `[0, 0]`.
+    """
+
     elevation = NumericProperty(0)
     """
-    Tab value elevation.
-
-    .. seealso::
-
-        `Behaviors/Elevation <https://kivymd.readthedocs.io/en/latest/behaviors/elevation/index.html>`_
+    See :attr:`kivymd.uix.behaviors.CommonElevationBehavior.elevation`
+    attribute.
 
     :attr:`elevation` is an :class:`~kivy.properties.NumericProperty`
     and defaults to `0`.

sbapp/kivymd/uix/taptargetview.py

@@ -487,6 +487,8 @@ class MDTapTargetView(ThemableBehavior, EventDispatcher):
     _outer_radius = NumericProperty(0)
     _target_radius = NumericProperty(0)
 
+    __elevation = 0
+
     def __init__(self, **kwargs):
         self.ripple_max_dist = dp(90)
         self.on_outer_radius(self, self.outer_radius)
@@ -514,6 +516,89 @@ class MDTapTargetView(ThemableBehavior, EventDispatcher):
         if not self.outer_circle_color:
             self.outer_circle_color = self.theme_cls.primary_color[:-1]
 
+    def start(self, *args):
+        """Starts widget opening animation."""
+
+        self._initialize()
+        self._animate_outer()
+        self.state = "open"
+        self.core_title_text.opacity = 1
+        self.core_description_text.opacity = 1
+        self.dispatch("on_open")
+
+        elevation = getattr(self.widget, "elevation", None)
+        if elevation:
+            self.__elevation = elevation
+            self.widget.elevation = 0
+
+    def stop(self, *args):
+        """Starts widget close animation."""
+
+        # It needs a better implementation.
+        if self.anim_ripple is not None:
+            self.anim_ripple.unbind(on_complete=self._repeat_ripple)
+        self.core_title_text.opacity = 0
+        self.core_description_text.opacity = 0
+        anim = Animation(
+            d=0.15,
+            t="in_cubic",
+            **dict(
+                zip(
+                    ["_outer_radius", "_target_radius", "target_ripple_radius"],
+                    [0, 0, 0],
+                )
+            ),
+        )
+        anim.bind(on_complete=self._after_stop)
+        anim.start(self.widget)
+
+    def on_open(self, *args):
+        """Called at the time of the start of the widget opening animation."""
+
+    def on_close(self, *args):
+        """Called at the time of the start of the widget closed animation."""
+
+    def on_draw_shadow(self, instance, value):
+        Logger.warning(
+            "The shadow adding method will be implemented in future versions"
+        )
+
+    def on_description_text(self, instance, value):
+        self.core_description_text.text = value
+
+    def on_description_text_size(self, instance, value):
+        self.core_description_text.font_size = value
+
+    def on_description_text_bold(self, instance, value):
+        self.core_description_text.bold = value
+
+    def on_title_text(self, instance, value):
+        self.core_title_text.text = value
+
+    def on_title_text_size(self, instance, value):
+        self.core_title_text.font_size = value
+
+    def on_title_text_bold(self, instance, value):
+        self.core_title_text.bold = value
+
+    def on_outer_radius(self, instance, value):
+        self._outer_radius = self.outer_radius * 2
+
+    def on_target_radius(self, instance, value):
+        self._target_radius = self.target_radius * 2
+
+    def on_target_touch(self):
+        if self.stop_on_target_touch:
+            self.stop()
+
+    def on_outer_touch(self):
+        if self.stop_on_outer_touch:
+            self.stop()
+
+    def on_outside_click(self):
+        if self.cancelable:
+            self.stop()
+
     def _initialize(self):
         setattr(self.widget, "_outer_radius", 0)
         setattr(self.widget, "_target_radius", 0)
@@ -527,7 +612,7 @@ class MDTapTargetView(ThemableBehavior, EventDispatcher):
 
     def _draw_canvas(self):
         _pos = self._ttv_pos()
-        self.widget.canvas.before.clear()
+        self.widget.canvas.before.remove_group("ttv_group")
 
         with self.widget.canvas.before:
             # Outer circle.
@@ -588,34 +673,14 @@ class MDTapTargetView(ThemableBehavior, EventDispatcher):
                 group="ttv_group",
             )
 
-    def stop(self, *args):
-        """Starts widget close animation."""
-
-        # It needs a better implementation.
-        if self.anim_ripple is not None:
-            self.anim_ripple.unbind(on_complete=self._repeat_ripple)
-        self.core_title_text.opacity = 0
-        self.core_description_text.opacity = 0
-        anim = Animation(
-            d=0.15,
-            t="in_cubic",
-            **dict(
-                zip(
-                    ["_outer_radius", "_target_radius", "target_ripple_radius"],
-                    [0, 0, 0],
-                )
-            ),
-        )
-        anim.bind(on_complete=self._after_stop)
-        anim.start(self.widget)
-
     def _after_stop(self, *args):
         self.widget.canvas.before.remove_group("ttv_group")
         args[0].stop_all(self.widget)
-        elev = getattr(self.widget, "elevation", None)
 
-        if elev:
-            self._fix_elev()
+        elevation = getattr(self.widget, "elevation", None)
+        if elevation:
+            self.widget.elevation = self.__elevation
+
         self.dispatch("on_close")
 
         # Don't forget to unbind the function or it'll mess
@@ -639,16 +704,6 @@ class MDTapTargetView(ThemableBehavior, EventDispatcher):
             )
             Color(a=1)
 
-    def start(self, *args):
-        """Starts widget opening animation."""
-
-        self._initialize()
-        self._animate_outer()
-        self.state = "open"
-        self.core_title_text.opacity = 1
-        self.core_description_text.opacity = 1
-        self.dispatch("on_open")
-
     def _animate_outer(self):
         anim = Animation(
             d=0.2,
@@ -684,53 +739,6 @@ class MDTapTargetView(ThemableBehavior, EventDispatcher):
         setattr(self.widget, "target_ripple_alpha", 1)
         self._animate_ripple()
 
-    def on_open(self, *args):
-        """Called at the time of the start of the widget opening animation."""
-
-    def on_close(self, *args):
-        """Called at the time of the start of the widget closed animation."""
-
-    def on_draw_shadow(self, instance, value):
-        Logger.warning(
-            "The shadow adding method will be implemented in future versions"
-        )
-
-    def on_description_text(self, instance, value):
-        self.core_description_text.text = value
-
-    def on_description_text_size(self, instance, value):
-        self.core_description_text.font_size = value
-
-    def on_description_text_bold(self, instance, value):
-        self.core_description_text.bold = value
-
-    def on_title_text(self, instance, value):
-        self.core_title_text.text = value
-
-    def on_title_text_size(self, instance, value):
-        self.core_title_text.font_size = value
-
-    def on_title_text_bold(self, instance, value):
-        self.core_title_text.bold = value
-
-    def on_outer_radius(self, instance, value):
-        self._outer_radius = self.outer_radius * 2
-
-    def on_target_radius(self, instance, value):
-        self._target_radius = self.target_radius * 2
-
-    def on_target_touch(self):
-        if self.stop_on_target_touch:
-            self.stop()
-
-    def on_outer_touch(self):
-        if self.stop_on_outer_touch:
-            self.stop()
-
-    def on_outside_click(self):
-        if self.cancelable:
-            self.stop()
-
     def _some_func(self, wid, touch):
         """
         This function decides which one to dispatch based on the touch

sbapp/kivymd/uix/templates/rotatewidget/rotatewidget.kv

@@ -1,9 +0,0 @@
-<RotateWidget>
-    canvas.before:
-        PushMatrix
-        Rotate:
-            angle: self.rotate_value_angle
-            axis: tuple(self.rotate_value_axis)
-            origin: self.center
-    canvas.after:
-        PopMatrix

sbapp/kivymd/uix/templates/rotatewidget/rotatewidget.py

@@ -2,127 +2,31 @@
 Templates/RotateWidget
 ======================
 
-.. versionadded:: 1.0.0
+.. deprecated:: 1.0.0
 
-Base class for controlling the rotate of the widget.
-
-.. note:: See `kivy.graphics.Rotate
-    <https://kivy.org/doc/stable/api-kivy.graphics.html#kivy.graphics.Rotate>`_
-    for more information.
-
-Kivy
-----
-
-.. code-block:: python
-
-    from kivy.animation import Animation
-    from kivy.lang import Builder
-    from kivy.app import App
-    from kivy.properties import NumericProperty
-    from kivy.uix.button import Button
-
-    KV = '''
-    Screen:
-
-        RotateButton:
-            size_hint: .5, .5
-            pos_hint: {"center_x": .5, "center_y": .5}
-            on_release: app.change_rotate(self)
-
-            canvas.before:
-                PushMatrix
-                Rotate:
-                    angle: self.rotate_value_angle
-                    axis: 0, 0, 1
-                    origin: self.center
-            canvas.after:
-                PopMatrix
-    '''
-
-
-    class RotateButton(Button):
-        rotate_value_angle = NumericProperty(0)
-
-
-    class Test(App):
-        def build(self):
-            return Builder.load_string(KV)
-
-        def change_rotate(self, instance_button: Button) -> None:
-            Animation(rotate_value_angle=45, d=0.3).start(instance_button)
-
-
-    Test().run()
-
-KivyMD
-------
-
-.. code-block:: python
-
-    from kivy.animation import Animation
-    from kivy.lang import Builder
-
-    from kivymd.app import MDApp
-    from kivymd.uix.button import MDRaisedButton
-    from kivymd.uix.templates import RotateWidget
-
-    KV = '''
-    MDScreen:
-
-        RotateButton:
-            size_hint: .5, .5
-            pos_hint: {"center_x": .5, "center_y": .5}
-            on_release: app.change_rotate(self)
-            elevation:0
-    '''
-
-
-    class RotateButton(MDRaisedButton, RotateWidget):
-        pass
-
-
-    class Test(MDApp):
-        def build(self):
-            return Builder.load_string(KV)
-
-        def change_rotate(self, instance_button: MDRaisedButton) -> None:
-            Animation(rotate_value_angle=45, d=0.3).start(instance_button)
-
-
-    Test().run()
+.. note:: `RotateWidget` class has been deprecated. Please use
+    `RotateBahavior <https://kivymd.readthedocs.io/en/latest/behaviors/rotate/>`_
+    class instead.
 """
 
 __all__ = ("RotateWidget",)
 
-import os
+from kivy import Logger
 
-from kivy.lang import Builder
-from kivy.properties import ListProperty, NumericProperty
-
-from kivymd import uix_path
-
-with open(
-    os.path.join(uix_path, "templates", "rotatewidget", "rotatewidget.kv"),
-    encoding="utf-8",
-) as kv_file:
-    Builder.load_string(kv_file.read())
+from kivymd.uix.behaviors import RotateBehavior
 
 
-class RotateWidget:
-    """Base class for controlling the rotate of the widget."""
-
-    rotate_value_angle = NumericProperty(0)
+class RotateWidget(RotateBehavior):
     """
-    Property for getting/setting the angle of the rotation.
-
-    :attr:`rotate_value_angle` is an :class:`~kivy.properties.NumericProperty`
-    and defaults to `0`.
+    .. deprecated:: 1.1.0
+        Use :class:`~kivymd.uix.behaviors.rotate_behavior.RotateBehavior`
+        class instead.
     """
 
-    rotate_value_axis = ListProperty((0, 0, 1))
-    """
-    Property for getting/setting the axis of the rotation.
-
-    :attr:`rotate_value_axis` is an :class:`~kivy.properties.NumericProperty`
-    and defaults to `(0, 0, 1)`.
-    """
+    def __init__(self, **kwargs):
+        super().__init__(**kwargs)
+        Logger.warning(
+            "KivyMD: "
+            "The `RotateWidget` class has been deprecated. "
+            "Use the `RotateBehavior` class instead."
+        )

sbapp/kivymd/uix/templates/scalewidget/scalewidget.kv

@@ -1,10 +0,0 @@
-<ScaleWidget>
-    canvas.before:
-        PushMatrix
-        Scale:
-            x: self.scale_value_x
-            y: self.scale_value_y
-            z: self.scale_value_x
-            origin: self.center
-    canvas.after:
-        PopMatrix

sbapp/kivymd/uix/templates/scalewidget/scalewidget.py

@@ -2,149 +2,33 @@
 Templates/ScaleWidget
 =====================
 
-.. versionadded:: 1.0.0
+.. deprecated:: 1.1.0
 
 Base class for controlling the scale of the widget.
 
-.. note:: See `kivy.graphics.Scale
-    <https://kivy.org/doc/stable/api-kivy.graphics.html#kivy.graphics.Scale>`_
-    for more information.
-
-Kivy
-----
-
-.. code-block:: python
-
-    from kivy.animation import Animation
-    from kivy.lang import Builder
-    from kivy.properties import NumericProperty
-    from kivy.uix.button import Button
-    from kivy.app import App
-
-
-    KV = '''
-    Screen:
-
-        ScaleButton:
-            size_hint: .5, .5
-            pos_hint: {"center_x": .5, "center_y": .5}
-            on_release: app.change_scale(self)
-
-            canvas.before:
-                PushMatrix
-                Scale:
-                    x: self.scale_value_x
-                    y: self.scale_value_y
-                    z: self.scale_value_x
-                    origin: self.center
-            canvas.after:
-                PopMatrix
-    '''
-
-
-    class ScaleButton(Button):
-        scale_value_x = NumericProperty(1)
-        scale_value_y = NumericProperty(1)
-        scale_value_z = NumericProperty(1)
-
-
-    class Test(App):
-        def build(self):
-            return Builder.load_string(KV)
-
-        def change_scale(self, instance_button: Button) -> None:
-            Animation(
-                scale_value_x=0.5,
-                scale_value_y=0.5,
-                scale_value_z=0.5,
-                d=0.3,
-            ).start(instance_button)
-
-
-    Test().run()
-
-KivyMD
-------
-
-.. code-block:: python
-
-    from kivy.animation import Animation
-    from kivy.lang import Builder
-
-    from kivymd.app import MDApp
-    from kivymd.uix.button import MDRaisedButton
-    from kivymd.uix.templates import ScaleWidget
-
-    KV = '''
-    MDScreen:
-
-        ScaleButton:
-            size_hint: .5, .5
-            pos_hint: {"center_x": .5, "center_y": .5}
-            on_release: app.change_scale(self)
-            elevation:0
-    '''
-
-
-    class ScaleButton(MDRaisedButton, ScaleWidget):
-        pass
-
-
-    class Test(MDApp):
-        def build(self):
-            return Builder.load_string(KV)
-
-        def change_scale(self, instance_button: MDRaisedButton) -> None:
-            Animation(
-                scale_value_x=0.5,
-                scale_value_y=0.5,
-                scale_value_z=0.5,
-                d=0.3,
-            ).start(instance_button)
-
-
-    Test().run()
+.. note:: `ScaleWidget` class has been deprecated. Please use
+    `ScaleBehavior <https://kivymd.readthedocs.io/en/latest/behaviors/scale/>`_
+    class instead.
 """
 
 __all__ = ("ScaleWidget",)
 
-import os
+from kivy import Logger
 
-from kivy.lang import Builder
-from kivy.properties import NumericProperty
-
-from kivymd import uix_path
-
-with open(
-    os.path.join(uix_path, "templates", "scalewidget", "scalewidget.kv"),
-    encoding="utf-8",
-) as kv_file:
-    Builder.load_string(kv_file.read())
+from kivymd.uix.behaviors import ScaleBehavior
 
 
-class ScaleWidget:
-    """Base class for controlling the scale of the widget."""
-
-    scale_value_x = NumericProperty(1)
+class ScaleWidget(ScaleBehavior):
     """
-    X-axis value.
-
-    :attr:`scale_value_x` is an :class:`~kivy.properties.NumericProperty`
-    and defaults to `1`.
+    .. deprecated:: 1.1.0
+        Use :class:`~kivymd.uix.behaviors.scale_behavior.ScaleBehavior`
+        class instead.
     """
 
-    scale_value_y = NumericProperty(1)
-    """
-    Y-axis value.
-
-    :attr:`scale_value_y` is an :class:`~kivy.properties.NumericProperty`
-    and defaults to `1`.
-    """
-
-    scale_value_z = NumericProperty(1)
-    """
-    Z-axis value.
-
-    :attr:`scale_value_z` is an :class:`~kivy.properties.NumericProperty`
-    and defaults to `1`.
-    """
+    def __init__(self, **kwargs):
+        super().__init__(**kwargs)
+        Logger.warning(
+            "KivyMD: "
+            "The `ScaleWidget` class has been deprecated. "
+            "Use the `ScaleBehavior` class instead."
+        )

sbapp/kivymd/uix/templates/stencilwidget/stencilwidget.kv

@@ -1,19 +0,0 @@
-<StencilWidget>
-    canvas.before:
-        StencilPush
-        RoundedRectangle:
-            pos: root.pos
-            size: root.size
-            # FIXME: Sometimes the radius has the value [], which get a
-            #  `GraphicException: Invalid radius value, must be list of tuples/numerics` error
-            radius: root.radius if root.radius else [0, 0, 0, 0]
-        StencilUse
-    canvas.after:
-        StencilUnUse
-        RoundedRectangle:
-            pos: root.pos
-            size: root.size
-            # FIXME: Sometimes the radius has the value [], which get a
-            #  `GraphicException: Invalid radius value, must be list of tuples/numerics` error
-            radius: root.radius if root.radius else [0, 0, 0, 0]
-        StencilPop

sbapp/kivymd/uix/templates/stencilwidget/stencilwidget.py

@@ -2,115 +2,33 @@
 Templates/StencilWidget
 =======================
 
-.. versionadded:: 1.0.0
+.. deprecated:: 1.1.0
 
 Base class for controlling the stencil instructions of the widget.
 
-.. note:: See `Stencil instructions
-    <https://kivy.org/doc/stable/api-kivy.graphics.stencil_instructions.html>`_
-    for more information.
-
-Kivy
-----
-
-.. code-block:: python
-
-    from kivy.lang import Builder
-    from kivy.app import App
-
-    KV = '''
-    Carousel:
-
-        Button:
-            size_hint: .9, .8
-            pos_hint: {"center_x": .5, "center_y": .5}
-
-            canvas.before:
-                StencilPush
-                RoundedRectangle:
-                    pos: root.pos
-                    size: root.size
-                StencilUse
-            canvas.after:
-                StencilUnUse
-                RoundedRectangle:
-                    pos: root.pos
-                    size: root.size
-                StencilPop
-    '''
-
-
-    class Test(App):
-        def build(self):
-            return Builder.load_string(KV)
-
-
-    Test().run()
-
-KivyMD
-------
-
-.. code-block:: python
-
-    from kivy.lang import Builder
-
-    from kivymd.app import MDApp
-    from kivymd.uix.templates import StencilWidget
-    from kivymd.uix.fitimage import FitImage
-
-    KV = '''
-    MDCarousel:
-
-        StencilImage:
-            size_hint: .9, .8
-            pos_hint: {"center_x": .5, "center_y": .5}
-            source: "image.png"
-    '''
-
-
-    class StencilImage(FitImage, StencilWidget):
-        pass
-
-
-    class Test(MDApp):
-        def build(self):
-            return Builder.load_string(KV)
-
-
-    Test().run()
+.. note:: `StencilWidget` class has been deprecated. Please use
+    `StencilBehavior <https://kivymd.readthedocs.io/en/latest/behaviors/stencil/>`_
+    class instead.
 """
 
 __all__ = ("StencilWidget",)
 
-import os
+from kivy import Logger
 
-from kivy.lang import Builder
-from kivy.properties import VariableListProperty
-
-from kivymd import uix_path
-
-with open(
-    os.path.join(uix_path, "templates", "stencilwidget", "stencilwidget.kv"),
-    encoding="utf-8",
-) as kv_file:
-    Builder.load_string(kv_file.read())
+from kivymd.uix.behaviors import StencilBehavior
 
 
-class StencilWidget:
-    """Base class for controlling the stencil instructions of the widget"""
-
-    radius = VariableListProperty([0], length=4)
+class StencilWidget(StencilBehavior):
     """
-    Canvas radius.
-
-    .. versionadded:: 1.0.0
-
-    .. code-block:: python
-
-        # Top left corner slice.
-        MDWidget:
-            radius: [25, 0, 0, 0]
-
-    :attr:`radius` is an :class:`~kivy.properties.VariableListProperty`
-    and defaults to `[0, 0, 0, 0]`.
+    .. deprecated:: 1.1.0
+        Use :class:`~kivymd.uix.behaviors.scale_behavior.StencilBehavior`
+        class instead.
     """
+
+    def __init__(self, **kwargs):
+        super().__init__(**kwargs)
+        Logger.warning(
+            "KivyMD: "
+            "The `StencilWidget` class has been deprecated. "
+            "Use the `StencilBehavior` class instead."
+        )

sbapp/kivymd/uix/textfield/textfield.kv

@@ -1,4 +1,7 @@
 <MDTextField>
+    input_filter: self.field_filter
+    do_backspace: self.do_backspace
+
     canvas.before:
         Clear
 

sbapp/kivymd/uix/textfield/textfield.py

@@ -14,7 +14,6 @@ Components/TextField
 `KivyMD` provides the following field classes for use:
 
 - MDTextField_
-- MDTextFieldRound_
 - MDTextFieldRect_
 
 .. Note:: :class:`~MDTextField` inherited from
@@ -79,15 +78,15 @@ parameter to `True`:
     from kivymd.app import MDApp
 
     KV = '''
-    BoxLayout:
-        padding: "10dp"
+    MDScreen:
 
         MDTextField:
             id: text_field_error
             hint_text: "Helper text on error (press 'Enter')"
             helper_text: "There will always be a mistake"
             helper_text_mode: "on_error"
-            pos_hint: {"center_y": .5}
+            pos_hint: {"center_x": .5, "center_y": .5}
+            size_hint_x: .5
     '''
 
 
@@ -97,6 +96,8 @@ parameter to `True`:
             self.screen = Builder.load_string(KV)
 
         def build(self):
+            self.theme_cls.theme_style = "Dark"
+            self.theme_cls.primary_palette = "Orange"
             self.screen.ids.text_field_error.bind(
                 on_text_validate=self.set_error_message,
                 on_focus=self.set_error_message,
@@ -119,6 +120,7 @@ Helper text mode `'on_error'` (with required)
 
     MDTextField:
         hint_text: "required = True"
+        text: "required = True"
         required: True
         helper_text_mode: "on_error"
         helper_text: "Enter text"
@@ -186,7 +188,7 @@ Round mode
         max_text_length: 15
         helper_text: "Massage"
 
-.. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/text-field-round-mode.png
+.. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/text-field-round-mode.gif
     :align: center
 
 .. MDTextFieldRect:
@@ -203,6 +205,7 @@ MDTextFieldRect
     MDTextFieldRect:
         size_hint: 1, None
         height: "30dp"
+        background_color: app.theme_cls.bg_normal
 
 .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/text-field-rect.gif
     :align: center
@@ -278,18 +281,17 @@ __all__ = ("MDTextField", "MDTextFieldRect")
 
 import os
 import re
+from datetime import date
 from typing import Union
 
 from kivy.animation import Animation
 from kivy.clock import Clock
 from kivy.lang import Builder
-from kivy.logger import Logger
 from kivy.metrics import dp, sp
 from kivy.properties import (
     AliasProperty,
     BooleanProperty,
     ColorProperty,
-    DictProperty,
     ListProperty,
     NumericProperty,
     ObjectProperty,
@@ -311,6 +313,220 @@ with open(
     Builder.load_string(kv_file.read())
 
 
+# TODO: Add a class to work with the phone number mask.
+
+
+class AutoFormatTelephoneNumber:
+    """
+    Implements automatic formatting of the text entered in the text field
+    according to the mask, for example '+38 (###) ### ## ##'.
+    """
+
+    def __init__(self):
+        self._backspace = False
+
+    def isnumeric(self, value):
+        try:
+            int(value)
+            return True
+        except ValueError:
+            return False
+
+    def do_backspace(self, *args):
+        if self.validator and self.validator == "phone":
+            self._backspace = True
+            text = self.text
+            text = text[:-1]
+            self.text = text
+            self._backspace = False
+
+    def field_filter(self, value, boolean):
+        if self.validator and self.validator == "phone":
+            if len(self.text) == 14:
+                return
+            if self.isnumeric(value):
+                return value
+        return value
+
+    def format(self, value):
+        if value != "" and not value.isspace() and not self._backspace:
+            if len(value) <= 1 and self.focus:
+                self.text = value
+                self._check_cursor()
+            elif len(value) == 4:
+                start = self.text[:-1]
+                end = self.text[-1]
+                self.text = "%s) %s" % (start, end)
+                self._check_cursor()
+            elif len(value) == 8:
+                self.text += "-"
+                self._check_cursor()
+            elif len(value) in [12, 16]:
+                start = self.text[:-1]
+                end = self.text[-1]
+                self.text = "%s-%s" % (start, end)
+                self._check_cursor()
+
+    def _check_cursor(self):
+        def set_pos_cursor(pos_corsor, interval=0.5):
+            self.cursor = (pos_corsor, 0)
+
+        if self.focus:
+            Clock.schedule_once(lambda x: set_pos_cursor(len(self.text)), 0.1)
+
+
+class Validator:
+    """Container class for various validation methods."""
+
+    datetime_date = ObjectProperty()
+    """
+    The last valid date as a <class 'datetime.date'> object.
+
+    :attr:`datetime_date` is an :class:`~kivy.properties.ObjectProperty`
+    and defaults to `None`.
+    """
+
+    date_interval = ListProperty([None, None])
+    """
+    The date interval that is valid for input.
+    Can be entered as <class 'datetime.date'> objects or a string format.
+    Both values or just one value can be entered.
+
+    In string format, must follow the current date_format.
+    Example: Given date_format -> "mm/dd/yyyy"
+    Input examples -> "12/31/1900", "12/31/2100" or "12/31/1900", None.
+
+    :attr:`date_interval` is an :class:`~kivy.properties.ListProperty`
+    and defaults to `[None, None]`.
+    """
+
+    date_format = OptionProperty(
+        None,
+        options=[
+            "dd/mm/yyyy",
+            "mm/dd/yyyy",
+            "yyyy/mm/dd",
+        ],
+    )
+
+    """
+    Format of date strings that will be entered.
+    Available options are: `'dd/mm/yyyy'`, `'mm/dd/yyyy'`, `'yyyy/mm/dd'`.
+
+    :attr:`date_format` is an :class:`~kivy.properties.OptionProperty`
+    and defaults to `None`.
+    """
+
+    def is_email_valid(self, text: str) -> bool:
+        if not re.match(r"[^@]+@[^@]+\.[^@]+", text):
+            return True
+        return False
+
+    def is_time_valid(self, text: str) -> bool:
+        if re.match(r"^(2[0-3]|[01]?[0-9]):([0-5]?[0-9])$", text) or re.match(
+            r"^(2[0-3]|[01]?[0-9]):([0-5]?[0-9]):([0-5]?[0-9])$", text
+        ):
+            return False
+
+        return True
+
+    def is_date_valid(self, text: str) -> bool:
+        if not self.date_format:
+            raise Exception("TextInput date_format was not defined.")
+
+        # Regex strings.
+        dd = "[0][1-9]|[1-2][0-9]|[3][0-1]"
+        mm = "[0][1-9]|[1][0-2]"
+        yyyy = "[0-9][0-9][0-9][0-9]"
+        fmt = self.date_format.split("/")
+        largs = locals()
+        # Access  the local variables  dict in the correct format based on
+        # date_format split. Example: "mm/dd/yyyy" -> ["mm", "dd", "yyyy"]
+        # largs[fmt[0]] would be largs["mm"] so the month regex string.
+        if re.match(
+            f"^({largs[fmt[0]]})/({largs[fmt[1]]})/({largs[fmt[2]]})$", text
+        ):
+            input_split = text.split("/")
+            largs[fmt[0]] = input_split[0]
+            largs[fmt[1]] = input_split[1]
+            largs[fmt[2]] = input_split[2]
+            # Organize input  into correct slots and try to convert
+            # to datetime  object. This way February exceptions are
+            # tested. Also tests with the date_interval are simpler
+            # using datetime objects.
+            try:
+                datetime = date(
+                    int(largs["yyyy"]), int(largs["mm"]), int(largs["dd"])
+                )
+            except ValueError:
+                return True
+
+            if self.date_interval:
+                if (
+                    self.date_interval[0]
+                    and not self.date_interval[0] <= datetime
+                    or self.date_interval[1]
+                    and not datetime <= self.date_interval[1]
+                ):
+                    return True
+
+            self.datetime_date = datetime
+            return False
+        return True
+
+    def on_date_interval(self, *args) -> None:
+        """Default event handler for date_interval input."""
+
+        def on_date_interval():
+            if not self.date_format:
+                raise Exception("TextInput date_format was not defined.")
+
+            fmt = self.date_format.split("/")
+            largs = {}
+            # Convert string inputs into datetime.date objects and store
+            # them back into self.date_interval.
+            try:
+                if self.date_interval[0] and not isinstance(
+                    self.date_interval[0], date
+                ):
+                    split = self.date_interval[0].split("/")
+                    largs[fmt[0]] = split[0]
+                    largs[fmt[1]] = split[1]
+                    largs[fmt[2]] = split[2]
+                    self.date_interval[0] = date(
+                        int(largs["yyyy"]), int(largs["mm"]), int(largs["dd"])
+                    )
+                if self.date_interval[1] and not isinstance(
+                    self.date_interval[1], date
+                ):
+                    split = self.date_interval[1].split("/")
+                    largs[fmt[0]] = split[0]
+                    largs[fmt[1]] = split[1]
+                    largs[fmt[2]] = split[2]
+                    self.date_interval[1] = date(
+                        int(largs["yyyy"]), int(largs["mm"]), int(largs["dd"])
+                    )
+
+            except Exception:
+                raise Exception(
+                    r"TextInput date_interval was defined incorrectly, it must "
+                    r"be composed of <class 'datetime.date'> objects or strings"
+                    r" following current date_format."
+                )
+
+            # Test if the interval is valid.
+            if isinstance(self.date_interval[0], date) and isinstance(
+                self.date_interval[1], date
+            ):
+                if self.date_interval[0] >= self.date_interval[1]:
+                    raise Exception(
+                        "TextInput date_interval last date must be greater"
+                        " than the first date or set to None."
+                    )
+
+        Clock.schedule_once(lambda x: on_date_interval())
+
+
 class MDTextFieldRect(ThemableBehavior, TextInput):
     line_anim = BooleanProperty(True)
     """
@@ -383,7 +599,13 @@ class TextfieldLabel(ThemableBehavior, Label):
         self.font_size = sp(self.theme_cls.font_styles[self.font_style][1])
 
 
-class MDTextField(DeclarativeBehavior, ThemableBehavior, TextInput):
+class MDTextField(
+    DeclarativeBehavior,
+    ThemableBehavior,
+    TextInput,
+    Validator,
+    AutoFormatTelephoneNumber,
+):
     helper_text = StringProperty()
     """
     Text for ``helper_text`` mode.
@@ -430,17 +652,185 @@ class MDTextField(DeclarativeBehavior, ThemableBehavior, TextInput):
     and defaults to `'line'`.
     """
 
+    phone_mask = StringProperty("")
+
+    validator = OptionProperty(None, options=["date", "email", "time", "phone"])
+    """
+    The type of text field for entering Email, time, etc.
+    Automatically sets the type of the text field as "error" if the user input
+    does not match any of the set validation types.
+    Available options are: `'date'`, `'email'`, `'time'`.
+
+    When using `'date'`, :attr:`date_format` must be defined.
+
+    .. versionadded:: 1.1.0
+
+    .. code-block:: python
+
+        MDTextField:
+            hint_text: "Email"
+            helper_text: "user@gmail.com"
+            validator: "email"
+
+    .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/text-field-validator.png
+        :align: center
+
+    .. tabs::
+
+        .. tab:: Declarative KV style
+
+            .. code-block:: python
+
+                from kivy.lang import Builder
+
+                from kivymd.app import MDApp
+
+                KV = '''
+                MDScreen:
+
+                    MDBoxLayout:
+                        orientation: "vertical"
+                        spacing: "20dp"
+                        adaptive_height: True
+                        size_hint_x: .8
+                        pos_hint: {"center_x": .5, "center_y": .5}
+
+                        MDTextField:
+                            hint_text: "Date dd/mm/yyyy without limits"
+                            helper_text: "Enter a valid dd/mm/yyyy date"
+                            validator: "date"
+                            date_format: "dd/mm/yyyy"
+
+                        MDTextField:
+                            hint_text: "Date mm/dd/yyyy without limits"
+                            helper_text: "Enter a valid mm/dd/yyyy date"
+                            validator: "date"
+                            date_format: "mm/dd/yyyy"
+
+                        MDTextField:
+                            hint_text: "Date yyyy/mm/dd without limits"
+                            helper_text: "Enter a valid yyyy/mm/dd date"
+                            validator: "date"
+                            date_format: "yyyy/mm/dd"
+
+                        MDTextField:
+                            hint_text: "Date dd/mm/yyyy in [01/01/1900, 01/01/2100] interval"
+                            helper_text: "Enter a valid dd/mm/yyyy date"
+                            validator: "date"
+                            date_format: "dd/mm/yyyy"
+                            date_interval: "01/01/1900", "01/01/2100"
+
+                        MDTextField:
+                            hint_text: "Date dd/mm/yyyy in [01/01/1900, None] interval"
+                            helper_text: "Enter a valid dd/mm/yyyy date"
+                            validator: "date"
+                            date_format: "dd/mm/yyyy"
+                            date_interval: "01/01/1900", None
+
+                        MDTextField:
+                            hint_text: "Date dd/mm/yyyy in [None, 01/01/2100] interval"
+                            helper_text: "Enter a valid dd/mm/yyyy date"
+                            validator: "date"
+                            date_format: "dd/mm/yyyy"
+                            date_interval: None, "01/01/2100"
+                '''
+
+
+                class Test(MDApp):
+                    def build(self):
+                        self.theme_cls.theme_style = "Dark"
+                        self.theme_cls.primary_palette = "Orange"
+                        return Builder.load_string(KV)
+
+
+                Test().run()
+
+        .. tab:: Declarative python style
+
+            .. code-block:: python
+
+                from kivymd.app import MDApp
+                from kivymd.uix.boxlayout import MDBoxLayout
+                from kivymd.uix.screen import MDScreen
+                from kivymd.uix.textfield import MDTextField
+
+
+                class Test(MDApp):
+                    def build(self):
+                        self.theme_cls.theme_style = "Dark"
+                        self.theme_cls.primary_palette = "Orange"
+                        return (
+                            MDScreen(
+                                MDBoxLayout(
+                                    MDTextField(
+                                        hint_text="Date dd/mm/yyyy without limits",
+                                        helper_text="Enter a valid dd/mm/yyyy date",
+                                        validator="date",
+                                        date_format="dd/mm/yyyy",
+                                    ),
+                                    MDTextField(
+                                        hint_text="Date mm/dd/yyyy without limits",
+                                        helper_text="Enter a valid mm/dd/yyyy date",
+                                        validator="date",
+                                        date_format="mm/dd/yyyy",
+                                    ),
+                                    MDTextField(
+                                        hint_text="Date yyyy/mm/dd without limits",
+                                        helper_text="Enter a valid yyyy/mm/dd date",
+                                        validator="date",
+                                        date_format="yyyy/mm/dd",
+                                    ),
+                                    MDTextField(
+                                        hint_text="Date dd/mm/yyyy in [01/01/1900, 01/01/2100] interval",
+                                        helper_text="Enter a valid dd/mm/yyyy date",
+                                        validator="date",
+                                        date_format="dd/mm/yyyy",
+                                        date_interval=["01/01/1900", "01/01/2100"],
+                                    ),
+                                    MDTextField(
+                                        hint_text="Date dd/mm/yyyy in [01/01/1900, None] interval",
+                                        helper_text="Enter a valid dd/mm/yyyy date",
+                                        validator="date",
+                                        date_format="dd/mm/yyyy",
+                                        date_interval=["01/01/1900", None],
+                                    ),
+                                    MDTextField(
+                                        hint_text="Date dd/mm/yyyy in [None, 01/01/2100] interval",
+                                        helper_text="Enter a valid dd/mm/yyyy date",
+                                        validator="date",
+                                        date_format="dd/mm/yyyy",
+                                        date_interval=[None, "01/01/2100"],
+                                    ),
+                                    orientation="vertical",
+                                    spacing="20dp",
+                                    adaptive_height=True,
+                                    size_hint_x=0.8,
+                                    pos_hint={"center_x": 0.5, "center_y": 0.5},
+                                )
+                            )
+                        )
+
+
+                Test().run()
+
+    .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/text-field-validator-date.png
+        :align: center
+
+    :attr:`validator` is an :class:`~kivy.properties.OptionProperty`
+    and defaults to `None`.
+    """
+
     line_color_normal = ColorProperty([0, 0, 0, 0])
     """
-    Line color normal (static underline line) in ``rgba`` format.
+    Line color normal (static underline line) in (r, g, b, a) or string format.
 
     .. code-block:: kv
 
         MDTextField:
             hint_text: "line_color_normal"
-            line_color_normal: 1, 0, 1, 1
+            line_color_normal: "red"
 
-    .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/text-field-line-color-normal.gif
+    .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/text-field-line-color-normal.png
         :align: center
 
     :attr:`line_color_normal` is an :class:`~kivy.properties.ColorProperty`
@@ -449,13 +839,13 @@ class MDTextField(DeclarativeBehavior, ThemableBehavior, TextInput):
 
     line_color_focus = ColorProperty([0, 0, 0, 0])
     """
-    Line color focus (active underline line) in ``rgba`` format.
+    Line color focus (active underline line) in (r, g, b, a) or string format.
 
     .. code-block:: kv
 
         MDTextField:
             hint_text: "line_color_focus"
-            line_color_focus: 0, 1, 0, 1
+            line_color_focus: "red"
 
     .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/text-field-line-color-focus.gif
         :align: center
@@ -474,7 +864,7 @@ class MDTextField(DeclarativeBehavior, ThemableBehavior, TextInput):
 
     error_color = ColorProperty([0, 0, 0, 0])
     """
-    Error color in ``rgba`` format for ``required = True``.
+    Error color in (r, g, b, a) or string format for ``required = True``.
 
     :attr:`error_color` is an :class:`~kivy.properties.ColorProperty`
     and defaults to `[0, 0, 0, 0]`.
@@ -482,7 +872,18 @@ class MDTextField(DeclarativeBehavior, ThemableBehavior, TextInput):
 
     fill_color_normal = ColorProperty([0, 0, 0, 0])
     """
-    Fill background color in 'fill' mode when text field is out of focus.
+    Fill background color in (r, g, b, a) or string format in 'fill' mode when]
+    text field is out of focus.
+
+    .. code=block:: kv
+
+        MDTextField:
+            hint_text: "Fill mode"
+            mode: "fill"
+            fill_color_normal: "brown"
+
+    .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/text-field-fill-color-normal.png
+        :align: center
 
     :attr:`fill_color_normal` is an :class:`~kivy.properties.ColorProperty`
     and defaults to `[0, 0, 0, 0]`.
@@ -490,7 +891,18 @@ class MDTextField(DeclarativeBehavior, ThemableBehavior, TextInput):
 
     fill_color_focus = ColorProperty([0, 0, 0, 0])
     """
-    Fill background color in 'fill' mode when the text field has focus.
+    Fill background color in (r, g, b, a) or string format in 'fill' mode when
+    the text field has focus.
+
+    .. code=block:: kv
+
+        MDTextField:
+            hint_text: "Fill mode"
+            mode: "fill"
+            fill_color_focus: "brown"
+
+    .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/text-field-fill-color-focus.gif
+        :align: center
 
     :attr:`fill_color_focus` is an :class:`~kivy.properties.ColorProperty`
     and defaults to `[0, 0, 0, 0]`.
@@ -514,7 +926,8 @@ class MDTextField(DeclarativeBehavior, ThemableBehavior, TextInput):
 
     hint_text_color_normal = ColorProperty([0, 0, 0, 0])
     """
-    Hint text color when text field is out of focus.
+    Hint text color in (r, g, b, a) or string format when text field is out
+    of focus.
 
     .. versionadded:: 1.0.0
 
@@ -522,9 +935,9 @@ class MDTextField(DeclarativeBehavior, ThemableBehavior, TextInput):
 
         MDTextField:
             hint_text: "hint_text_color_normal"
-            hint_text_color_normal: 0, 1, 0, 1
+            hint_text_color_normal: "red"
 
-    .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/text-field-hint-text-color-normal.gif
+    .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/text-field-hint-text-color-normal.png
         :align: center
 
     :attr:`hint_text_color_normal` is an :class:`~kivy.properties.ColorProperty`
@@ -533,7 +946,8 @@ class MDTextField(DeclarativeBehavior, ThemableBehavior, TextInput):
 
     hint_text_color_focus = ColorProperty([0, 0, 0, 0])
     """
-    Hint text color when the text field has focus.
+    Hint text color in (r, g, b, a) or string format when the text field has
+    focus.
 
     .. versionadded:: 1.0.0
 
@@ -541,7 +955,7 @@ class MDTextField(DeclarativeBehavior, ThemableBehavior, TextInput):
 
         MDTextField:
             hint_text: "hint_text_color_focus"
-            hint_text_color_focus: 0, 1, 0, 1
+            hint_text_color_focus: "red"
 
     .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/text-field-hint-text-color-focus.gif
         :align: center
@@ -552,7 +966,8 @@ class MDTextField(DeclarativeBehavior, ThemableBehavior, TextInput):
 
     helper_text_color_normal = ColorProperty([0, 0, 0, 0])
     """
-    Helper text color when text field is out of focus.
+    Helper text color in (r, g, b, a) or string format when text field is out
+    of focus.
 
     .. versionadded:: 1.0.0
 
@@ -561,7 +976,7 @@ class MDTextField(DeclarativeBehavior, ThemableBehavior, TextInput):
         MDTextField:
             helper_text: "helper_text_color_normal"
             helper_text_mode: "persistent"
-            helper_text_color_normal: 0, 1, 0, 1
+            helper_text_color_normal: "red"
 
     .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/text-field-helper-text-color-normal.png
         :align: center
@@ -572,7 +987,8 @@ class MDTextField(DeclarativeBehavior, ThemableBehavior, TextInput):
 
     helper_text_color_focus = ColorProperty([0, 0, 0, 0])
     """
-    Helper text color when the text field has focus.
+    Helper text color in (r, g, b, a) or string format when the text field has
+    focus.
 
     .. versionadded:: 1.0.0
 
@@ -581,7 +997,7 @@ class MDTextField(DeclarativeBehavior, ThemableBehavior, TextInput):
         MDTextField:
             helper_text: "helper_text_color_focus"
             helper_text_mode: "persistent"
-            helper_text_color_focus: 0, 1, 0, 1
+            helper_text_color_focus: "red"
 
     .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/text-field-helper-text-color-focus.gif
         :align: center
@@ -592,7 +1008,8 @@ class MDTextField(DeclarativeBehavior, ThemableBehavior, TextInput):
 
     icon_right_color_normal = ColorProperty([0, 0, 0, 0])
     """
-    Color of right icon when text field is out of focus.
+    Color in (r, g, b, a) or string format of right icon when text field is out
+    of focus.
 
     .. versionadded:: 1.0.0
 
@@ -601,9 +1018,9 @@ class MDTextField(DeclarativeBehavior, ThemableBehavior, TextInput):
         MDTextField:
             icon_right: "language-python"
             hint_text: "icon_right_color_normal"
-            icon_right_color_normal: 0, 1, 0, 1
+            icon_right_color_normal: "red"
 
-    .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/text-field-icon-right-color-normal.gif
+    .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/text-field-icon-right-color-normal.png
         :align: center
 
     :attr:`icon_right_color_normal` is an :class:`~kivy.properties.ColorProperty`
@@ -612,7 +1029,8 @@ class MDTextField(DeclarativeBehavior, ThemableBehavior, TextInput):
 
     icon_right_color_focus = ColorProperty([0, 0, 0, 0])
     """
-    Color of right icon  when the text field has focus.
+    Color in (r, g, b, a) or string format of right icon  when the text field
+    has focus.
 
     .. versionadded:: 1.0.0
 
@@ -621,7 +1039,7 @@ class MDTextField(DeclarativeBehavior, ThemableBehavior, TextInput):
         MDTextField:
             icon_right: "language-python"
             hint_text: "icon_right_color_focus"
-            icon_right_color_focus: 0, 1, 0, 1
+            icon_right_color_focus: "red"
 
     .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/text-field-icon-right-color-focus.gif
         :align: center
@@ -632,47 +1050,30 @@ class MDTextField(DeclarativeBehavior, ThemableBehavior, TextInput):
 
     icon_left_color_normal = ColorProperty([0, 0, 0, 0])
     """
-    Color of right icon when text field is out of focus.
+    Color in (r, g, b, a) or string format of right icon when text field is out
+    of focus.
 
     .. versionadded:: 1.0.0
 
-    .. code-block:: kv
-
-        MDTextField:
-            icon_right: "language-python"
-            hint_text: "icon_right_color_normal"
-            icon_left_color_normal: 0, 1, 0, 1
-
-    .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/text-field-icon-right-color-normal.gif
-        :align: center
-
     :attr:`icon_left_color_normal` is an :class:`~kivy.properties.ColorProperty`
     and defaults to `[0, 0, 0, 0]`.
     """
 
     icon_left_color_focus = ColorProperty([0, 0, 0, 0])
     """
-    Color of right icon  when the text field has focus.
+    Color in (r, g, b, a) or string format of right icon  when the text field
+    has focus.
 
     .. versionadded:: 1.0.0
 
-    .. code-block:: kv
-
-        MDTextField:
-            icon_right: "language-python"
-            hint_text: "icon_right_color_focus"
-            icon_right_color_focus: 0, 1, 0, 1
-
-    .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/text-field-icon-right-color-focus.gif
-        :align: center
-
     :attr:`icon_left_color_focus` is an :class:`~kivy.properties.ColorProperty`
     and defaults to `[0, 0, 0, 0]`.
     """
 
     max_length_text_color = ColorProperty([0, 0, 0, 0])
     """
-    Text color of the maximum length of characters to be input.
+    Text color in (r, g, b, a) or string format of the maximum length of
+    characters to be input.
 
     .. versionadded:: 1.0.0
 
@@ -680,10 +1081,10 @@ class MDTextField(DeclarativeBehavior, ThemableBehavior, TextInput):
 
         MDTextField:
             hint_text: "max_length_text_color"
-            max_length_text_color: 0, 1, 0, 1
+            max_length_text_color: "red"
             max_text_length: 5
 
-    .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/text-field-max-length-text-color.gif
+    .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/text-field-max-length-text-color.png
         :align: center
 
     :attr:`max_length_text_color` is an :class:`~kivy.properties.ColorProperty`
@@ -718,7 +1119,7 @@ class MDTextField(DeclarativeBehavior, ThemableBehavior, TextInput):
 
     text_color_normal = ColorProperty([0, 0, 0, 0])
     """
-    Text color in ``rgba`` format when text field is out of focus.
+    Text color in (r, g, b, a) or string format when text field is out of focus.
 
     .. versionadded:: 1.0.0
 
@@ -726,9 +1127,9 @@ class MDTextField(DeclarativeBehavior, ThemableBehavior, TextInput):
 
         MDTextField:
             hint_text: "text_color_normal"
-            text_color_normal: 0, 1, 0, 1
+            text_color_normal: "red"
 
-    .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/text-field-text-color-normal.gif
+    .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/text-field-text-color-normal.png
         :align: center
 
     :attr:`text_color_normal` is an :class:`~kivy.properties.ColorProperty`
@@ -737,7 +1138,7 @@ class MDTextField(DeclarativeBehavior, ThemableBehavior, TextInput):
 
     text_color_focus = ColorProperty([0, 0, 0, 0])
     """
-    Text color in ``rgba`` format when text field has focus.
+    Text color in (r, g, b, a) or string format when text field has focus.
 
     .. versionadded:: 1.0.0
 
@@ -745,7 +1146,7 @@ class MDTextField(DeclarativeBehavior, ThemableBehavior, TextInput):
 
         MDTextField:
             hint_text: "text_color_focus"
-            text_color_focus: 0, 1, 0, 1
+            text_color_focus: "red"
 
     .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/text-field-text-color-focus.gif
         :align: center
@@ -879,8 +1280,8 @@ class MDTextField(DeclarativeBehavior, ThemableBehavior, TextInput):
             text=self.set_text,
         )
         self.theme_cls.bind(
-            primary_color=lambda x, y: self.set_default_colors(0, True),
-            theme_style=lambda x, y: self.set_default_colors(0, True),
+            primary_color=self.set_default_colors,
+            theme_style=self.set_default_colors,
         )
         Clock.schedule_once(self.check_text)
 
@@ -930,9 +1331,17 @@ class MDTextField(DeclarativeBehavior, ThemableBehavior, TextInput):
             )
 
         if self.error_color == [0, 0, 0, 0] or updated:
-            self.error_color = self.theme_cls.error_color
+            self.error_color = (
+                self.theme_cls.error_color
+                if self.error_color == [0, 0, 0, 0]
+                else self.error_color
+            )
         if self.max_length_text_color == [0, 0, 0, 0] or updated:
-            self.max_length_text_color = self.theme_cls.disabled_hint_text_color
+            self.max_length_text_color = (
+                self.theme_cls.disabled_hint_text_color
+                if self.max_length_text_color == [0, 0, 0, 0]
+                else self.max_length_text_color
+            )
 
         self._hint_text_color = self.hint_text_color_normal
         self._text_color_normal = self.text_color_normal
@@ -1101,8 +1510,11 @@ class MDTextField(DeclarativeBehavior, ThemableBehavior, TextInput):
 
         self.text = re.sub("\n", " ", text) if not self.multiline else text
         self.set_max_text_length()
+        if self.validator and self.validator == "phone":
+            pass
+            # self.format(self.text)
 
-        if self.text and self.max_length_text_color and self._get_has_error():
+        if (self.text and self.max_length_text_color) or self._get_has_error():
             self.error = True
         if (
             self.text
@@ -1301,22 +1713,34 @@ class MDTextField(DeclarativeBehavior, ThemableBehavior, TextInput):
         if value_height >= self.max_height and self.max_height:
             self.height = self.max_height
 
-    def on_text_color_normal(self, instance_text_field, color: list):
+    def on_text_color_normal(
+        self, instance_text_field, color: Union[list, str]
+    ):
         self._text_color_normal = color
 
-    def on_hint_text_color_normal(self, instance_text_field, color: list):
+    def on_hint_text_color_normal(
+        self, instance_text_field, color: Union[list, str]
+    ):
         self._hint_text_color = color
 
-    def on_helper_text_color_normal(self, instance_text_field, color: list):
+    def on_helper_text_color_normal(
+        self, instance_text_field, color: Union[list, str]
+    ):
         self._helper_text_color = color
 
-    def on_icon_right_color_normal(self, instance_text_field, color: list):
+    def on_icon_right_color_normal(
+        self, instance_text_field, color: Union[list, str]
+    ):
         self._icon_right_color = color
 
-    def on_line_color_normal(self, instance_text_field, color: list):
+    def on_line_color_normal(
+        self, instance_text_field, color: Union[list, str]
+    ):
         self._line_color_normal = color
 
-    def on_max_length_text_color(self, instance_text_field, color: list):
+    def on_max_length_text_color(
+        self, instance_text_field, color: Union[list, str]
+    ):
         self._max_length_text_color = color
 
     def _set_color(self, attr_name: str, color: str, updated: bool) -> None:
@@ -1353,6 +1777,13 @@ class MDTextField(DeclarativeBehavior, ThemableBehavior, TextInput):
         the :attr:`~MDTextField.required` parameter is set to `True`.
         """
 
+        if self.validator and self.validator != "phone":
+            has_error = {
+                "date": self.is_date_valid,
+                "email": self.is_email_valid,
+                "time": self.is_time_valid,
+            }[self.validator](self.text)
+            return has_error
         if self.max_text_length and len(self.text) > self.max_text_length:
             has_error = True
         else:
@@ -1367,9 +1798,12 @@ class MDTextField(DeclarativeBehavior, ThemableBehavior, TextInput):
 
 
 if __name__ == "__main__":
+    from kivy.core.window import Window
     from kivy.lang import Builder
     from kivy.uix.textinput import TextInput
 
+    Window.size = (800, 750)
+
     from kivymd.app import MDApp
 
     KV = """
@@ -1385,41 +1819,53 @@ MDScreen:
 
         MDTextField:
             hint_text: "Label"
-            helper_text: "Error massage"
+            helper_text: "Error message"
             mode: "rectangle"
             max_text_length: 5
 
         MDTextField:
             icon_left: "git"
             hint_text: "Label"
-            helper_text: "Error massage"
+            helper_text: "Error message"
             mode: "rectangle"
 
         MDTextField:
             icon_left: "git"
             hint_text: "Label"
-            helper_text: "Error massage"
+            helper_text: "Error message"
             mode: "fill"
 
         MDTextField:
             hint_text: "Label"
-            helper_text: "Error massage"
+            helper_text: "Error message"
             mode: "fill"
 
         MDTextField:
             hint_text: "Label"
-            helper_text: "Error massage"
+            helper_text: "Error message"
 
         MDTextField:
             icon_left: "git"
             hint_text: "Label"
-            helper_text: "Error massage"
+            helper_text: "Error message"
 
         MDTextField:
             hint_text: "Round mode"
             mode: "round"
             max_text_length: 15
-            helper_text: "Massage"
+            helper_text: "Message"
+
+        MDTextField:
+            hint_text: "Date dd/mm/yyyy in [01/01/1900, 01/01/2100] interval"
+            helper_text: "Enter a valid dd/mm/yyyy date"
+            validator: "date"
+            date_format: "dd/mm/yyyy"
+            date_interval: "01/01/1900", "01/01/2100"
+
+        MDTextField:
+            hint_text: "Email"
+            helper_text: "user@gmail.com"
+            validator: "email"
 
         MDFlatButton:
             text: "SET TEXT"
@@ -1429,6 +1875,8 @@ MDScreen:
 
     class Test(MDApp):
         def build(self):
+            self.theme_cls.theme_style = "Dark"
+            self.theme_cls.primary_palette = "Orange"
             return Builder.load_string(KV)
 
         def set_text(self):

sbapp/kivymd/uix/toolbar/toolbar.py

@@ -121,8 +121,8 @@ Shadow elevation control
 .. code-block:: kv
 
     MDTopAppBar:
-        title: "Elevation 10"
-        elevation: 10
+        title: "Elevation 4"
+        elevation: 4
 
 .. image:: https://github.com/HeaTTheatR/KivyMD-data/raw/master/gallery/kivymddoc/toolbar-7.png
     :align: center
@@ -327,7 +327,7 @@ Material design 3 style
     :align: center
 """
 
-__all__ = ("MDTopAppBar", "MDBottomAppBar")
+__all__ = ("MDTopAppBar", "MDBottomAppBar", "ActionTopAppBarButton")
 
 import os
 from math import cos, radians, sin
@@ -337,10 +337,8 @@ from kivy.animation import Animation
 from kivy.clock import Clock
 from kivy.core.window import Window
 from kivy.lang import Builder
-from kivy.logger import Logger
 from kivy.metrics import dp
 from kivy.properties import (
-    AliasProperty,
     BooleanProperty,
     ColorProperty,
     ListProperty,
@@ -356,15 +354,15 @@ from kivymd import uix_path
 from kivymd.color_definitions import text_colors
 from kivymd.theming import ThemableBehavior
 from kivymd.uix.behaviors import (
+    CommonElevationBehavior,
     DeclarativeBehavior,
-    FakeRectangularElevationBehavior,
+    ScaleBehavior,
     SpecificBackgroundColorBehavior,
 )
 from kivymd.uix.button import MDFloatingActionButton, MDIconButton
 from kivymd.uix.controllers import WindowController
 from kivymd.uix.list import OneLineIconListItem
 from kivymd.uix.menu import MDDropdownMenu
-from kivymd.uix.templates import ScaleWidget
 from kivymd.uix.tooltip import MDTooltip
 from kivymd.utils.set_bars_colors import set_bars_colors
 
@@ -374,7 +372,7 @@ with open(
     Builder.load_string(kv_file.read())
 
 
-class ActionBottomAppBarButton(MDFloatingActionButton, ScaleWidget):
+class ActionBottomAppBarButton(MDFloatingActionButton, ScaleBehavior):
     """
     Implements a floating action button (FAB) for a toolbar with type 'bottom'.
     """
@@ -409,11 +407,11 @@ class OverFlowMenuItem(OneLineIconListItem):
 
 class NotchedBox(
     ThemableBehavior,
-    FakeRectangularElevationBehavior,
+    CommonElevationBehavior,
     SpecificBackgroundColorBehavior,
     BoxLayout,
 ):
-    elevation = NumericProperty(6)
+    elevation = NumericProperty(4)
     notch_radius = NumericProperty()
     notch_center_x = NumericProperty("100dp")
 
@@ -961,8 +959,10 @@ class MDTopAppBar(DeclarativeBehavior, NotchedBox, WindowController):
             self.icon_color = self.theme_cls.primary_color
 
         self.bind(specific_text_color=self.update_action_bar_text_colors)
-        self.theme_cls.bind(material_style=self.update_bar_height)
-        self.theme_cls.bind(primary_palette=self.update_md_bg_color)
+        self.theme_cls.bind(
+            material_style=self.update_bar_height,
+            primary_palette=self.update_md_bg_color,
+        )
 
         Clock.schedule_once(
             lambda x: self.on_left_action_items(0, self.left_action_items)
@@ -1103,6 +1103,7 @@ class MDTopAppBar(DeclarativeBehavior, NotchedBox, WindowController):
                 + self.theme_cls.standard_increment / 2
                 + self._shift
             )
+            self.shadow_offset = [0, 30]
             self.on_mode(None, self.mode)
 
     def on_type_height(self, instance_toolbar, height_type_value: str) -> None:

sbapp/kivymd/uix/tooltip/tooltip.py

@@ -314,7 +314,7 @@ class MDTooltip(ThemableBehavior, HoverBehavior, TouchBehavior):
             Clock.schedule_once(self.animation_tooltip_dismiss)
 
     def on_show(self) -> None:
-        """Default dismiss event handler."""
+        """Default display event handler."""
 
     def on_dismiss(self) -> None:
         """

sbapp/kivymd/uix/transition/transition.py

@@ -35,7 +35,9 @@ __all__ = (
     "MDTransitionBase",
 )
 
+from kivy import Logger
 from kivy.animation import Animation, AnimationTransition
+from kivy.properties import DictProperty
 from kivy.uix.screenmanager import (
     ScreenManagerException,
     SlideTransition,
@@ -43,13 +45,41 @@ from kivy.uix.screenmanager import (
     TransitionBase,
 )
 
+from kivymd.uix.hero import MDHeroFrom, MDHeroTo
 from kivymd.uix.screenmanager import MDScreenManager
 
 
 class MDTransitionBase(TransitionBase):
+    """
+    TransitionBase is used to animate 2 screens within the
+    :class:`~kivymd.uix.screenmanager.MDScreenManager`.
+
+    For more
+    information, see in the :class:`~kivy.uix.screenmanager.TransitionBase`
+    class documentation.
+    """
+
     _direction = "in"
-    hero_widget = None
-    hero_from_widget = None  # kivymd.uix.hero.MDHeroFrom object
+    # Collection of child widgets of all 'MDHeroFrom' widgets that are
+    # on the screen, for example:
+    #
+    #     MDScreen:
+    #
+    #         MDHeroFrom:
+    #             tag: "kivymd"
+    #
+    #             FitImage:
+    #
+    #         MDHeroFrom:
+    #             tag: "kivy"
+    #
+    #             FitImage:
+    #
+    # {
+    #     'kivy':   <kivymd.uix.fitimage.fitimage.FitImage object>,
+    #     'kivymd': <kivymd.uix.fitimage.fitimage.FitImage object>,
+    # }
+    _hero_from_widget_children = DictProperty()
 
     def start(self, instance_screen_manager: MDScreenManager) -> None:
         super().start(instance_screen_manager)
@@ -59,67 +89,160 @@ class MDTransitionBase(TransitionBase):
         ]()
 
     def animated_hero_in(self) -> None:
-        if self.manager._heroes_data and self.manager.current_hero:
-            self.hero_from_widget = self.manager.get_hero_from_widget()
-            self._check_widget_properties()
-            self.hero_widget = self.hero_from_widget.children[0]
-            self.hero_from_widget.remove_widget(self.hero_widget)
+        """Animates the flight of heroes from screen **A** to screen **B**."""
 
-            self.hero_widget.pos = self.screen_out.to_widget(
-                *self.hero_from_widget.to_window(*self.hero_from_widget.pos)
-            )
-            self.hero_widget.size = self.hero_from_widget.size
-            self.manager.get_root_window().add_widget(self.hero_widget)
+        if self.manager._heroes_data and self.manager.current_heroes:
+            for hero_from_widget in self.manager.get_hero_from_widget():
+                for heroes_tag in self.manager.current_heroes:
+                    if heroes_tag == hero_from_widget.tag:
+                        self._check_widget_properties(hero_from_widget)
 
-            Animation(
-                size=self.screen_in.hero_to.size,
-                d=self.duration,
-                pos=self.screen_in.hero_to.pos,
-            ).start(self.hero_widget)
-            self.hero_from_widget.dispatch(
-                "on_transform_in", self.hero_widget, self.duration
-            )
+                        # Get child widget of the 'MDHeroFrom' container.
+                        hero_widget = hero_from_widget.children[0]
+                        self._hero_from_widget_children[
+                            hero_from_widget.tag
+                        ] = hero_widget
+
+                        # Removing the child widget from the 'MDHeroFrom'
+                        # container.
+                        hero_from_widget.remove_widget(hero_widget)
+
+                        # We set the size, position of the child widget of the
+                        # 'MDHeroFrom' container and add this widget to the
+                        # root window.
+                        hero_widget.pos = self.screen_out.to_widget(
+                            *hero_from_widget.to_window(*hero_from_widget.pos)
+                        )
+                        hero_widget.size = hero_from_widget.size
+                        self.manager.get_root_window().add_widget(hero_widget)
+
+                        # Animating widgets added to the root window.
+                        if self.screen_in.heroes_to:
+                            for hero_to_widget in self.screen_in.heroes_to:
+                                self._check_hero_to_widget_tag(
+                                    hero_to_widget, hero_from_widget
+                                )
+                                if hero_to_widget.tag == heroes_tag:
+                                    Animation(
+                                        size=hero_to_widget.size,
+                                        d=self.duration,
+                                        pos=hero_to_widget.pos,
+                                    ).start(hero_widget)
+                                    hero_from_widget.dispatch(
+                                        "on_transform_in",
+                                        hero_widget,
+                                        self.duration,
+                                    )
 
     def animated_hero_out(self) -> None:
-        if self.manager._heroes_data and self.manager.current_hero:
-            self.screen_out.hero_to.remove_widget(self.hero_widget)
-            self.manager.get_root_window().add_widget(self.hero_widget)
+        """Animates the flight of heroes from screen **B** to screen **A**."""
 
-            self.hero_from_widget.dispatch(
-                "on_transform_out", self.hero_widget, self.duration
-            )
-            Animation(
-                pos=self.screen_in.to_widget(
-                    *self.hero_from_widget.to_window(*self.hero_from_widget.pos)
-                ),
-                size=self.hero_from_widget.size,
-                d=self.duration,
-            ).start(self.hero_widget)
+        if (
+            self.manager._heroes_data
+            and self.manager.current_heroes
+            and self.screen_out.heroes_to
+        ):
+
+            for heroes_tag in self.manager.current_heroes:
+                for hero_to_widget in self.screen_out.heroes_to:
+                    if hero_to_widget.tag == heroes_tag:
+                        hero_from_children = self._hero_from_widget_children[
+                            heroes_tag
+                        ]
+                        hero_to_widget.remove_widget(hero_from_children)
+                        self.manager.get_root_window().add_widget(
+                            hero_from_children
+                        )
+
+                        for (
+                            hero_from_widget
+                        ) in self.manager.get_hero_from_widget():
+                            hero_from_widget.dispatch(
+                                "on_transform_out",
+                                self._hero_from_widget_children[
+                                    hero_from_widget.tag
+                                ],
+                                self.duration,
+                            )
+                            Animation(
+                                pos=self.screen_in.to_widget(
+                                    *hero_from_widget.to_window(
+                                        *hero_from_widget.pos
+                                    )
+                                ),
+                                size=hero_from_widget.size,
+                                d=self.duration,
+                            ).start(
+                                self._hero_from_widget_children[
+                                    hero_from_widget.tag
+                                ]
+                            )
 
     def on_complete(self) -> None:
+        """
+        Override method.
+        See :attr:`kivy.uix.screenmanager.TransitionBase.on_complete'.
+        """
+
         super().on_complete()
 
+        if self.manager._heroes_data and self.manager.current_heroes:
+            for hero_from_widget in self.manager.get_hero_from_widget():
+                for heroes_tag in self.manager.current_heroes:
+                    if heroes_tag == hero_from_widget.tag:
+                        hero_from_children = self._hero_from_widget_children[
+                            heroes_tag
+                        ]
+                        self.manager.get_root_window().remove_widget(
+                            hero_from_children
+                        )
+
+                        # Adding a child widget from the 'MDHeraFrom' container
+                        # to the 'MDHeroTo' container.
+                        if self._direction == "in":
+                            for hero_to_widget in self.screen_in.heroes_to:
+                                if hero_to_widget.tag == heroes_tag:
+                                    hero_to_widget.add_widget(
+                                        hero_from_children
+                                    )
+                        # Restores the child widget for the 'MDHeraFrom'
+                        # container.
+                        elif self._direction == "out":
+                            hero_from_widget.add_widget(hero_from_children)
+
         if self._direction == "out":
             self._direction = "in"
-            if self.manager._heroes_data and self.manager.current_hero:
-                self.manager.get_root_window().remove_widget(self.hero_widget)
-                self.hero_from_widget.add_widget(self.hero_widget)
         else:
             self._direction = "out"
-            if self.manager._heroes_data and self.manager.current_hero:
-                self.manager.get_root_window().remove_widget(self.hero_widget)
-                self.screen_in.hero_to.add_widget(self.hero_widget)
 
-    def _check_widget_properties(self):
-        if not self.screen_in.hero_to:
+    # Checks the attributes for the 'self.screen_in' screen.
+    # Called from the animated_hero_in method.
+    def _check_widget_properties(self, hero_from_widget: MDHeroFrom):
+        if not self.screen_in.heroes_to:
             raise Exception(
-                f"The `hero_to` attribute is not specified for screen {self.screen_in}"
+                f"The `heroes_to` attribute is not specified for screen "
+                f"{self.screen_in}"
             )
-        if len(self.hero_from_widget.children) > 1:
+        # The 'MDHeroFrom' widget allows you to place only one widget in
+        # itself.
+        if len(hero_from_widget.children) > 1:
             raise Exception(
-                f"{self.hero_from_widget.__class__} accept only one widget"
+                f"{hero_from_widget.__class__} accept only one widget"
             )
 
+    # For new API support.
+    def _check_hero_to_widget_tag(
+        self, hero_to_widget: MDHeroTo, hero_from_widget: MDHeroFrom
+    ) -> None:
+        if not hero_to_widget.tag:
+            Logger.warning(
+                "KivyMD: "
+                f"Set the tag '{hero_from_widget.tag}' "
+                f"for the {hero_to_widget} widget to the same "
+                f"as for the {hero_from_widget} widget"
+            )
+            hero_to_widget.tag = hero_from_widget.tag
+
 
 class MDSwapTransition(SwapTransition, MDTransitionBase):
     pass

sbapp/kivymd/uix/widget.py

@@ -36,11 +36,13 @@ MDWidget
 
 __all__ = ("MDWidget",)
 
+from kivy.uix.widget import Widget
+
 from kivymd.uix import MDAdaptiveWidget
 from kivymd.uix.behaviors import DeclarativeBehavior
 
 
-class MDWidget(DeclarativeBehavior, MDAdaptiveWidget):
+class MDWidget(DeclarativeBehavior, MDAdaptiveWidget, Widget):
     """
     See :class:`~kivy.uix.Widget` class documentation for more information.