Sideband/sbapp/kivymd/uix/toolbar/toolbar.kv

<OverFlowMenuItem>

    IconLeftWidget:
        icon: root.icon


<NotchedBox>
    size_hint_y: None
    padding: [root.theme_cls.horizontal_margins - dp(12), 0]
    elevation: root.elevation

    canvas:
        Color:
            rgba:
                ( \
                root.theme_cls.primary_color \
                if root.md_bg_color == [0, 0, 0, 0] \
                else root.md_bg_color \
                ) \
                if root.type == "top" else \
                ( \
                ( \
                root.theme_cls.primary_color \
                if not self.md_bg_bottom_color else \
                self.md_bg_bottom_color \
                ) \
                if root.parent and root.parent.md_bg_color == [0, 0, 0, 0] \
                else \
                ( \
                root.parent.md_bg_color if root.parent else root.md_bg_color \
                ) \
                )
        Mesh:
            vertices: root._vertices_left
            indices: root._indices_left
            mode: "triangle_fan"

        Mesh:
            vertices: root._vertices_right
            indices: root._indices_right
            mode: "triangle_fan"

        RoundedRectangle:
            pos: root._rectangle_left_pos
            size: root._rectangle_left_width, root._rounded_rectangle_height
            radius:
                [0,] if root.mode == "normal" \
                else [0, root.notch_radius * root._rounding_percentage, 0, 0]

        RoundedRectangle:
            pos: root._rectangle_right_pos
            size: root._rectangle_right_width, root._rounded_rectangle_height
            radius:
                [0,] if root.mode == "normal" \
                else [root.notch_radius * root._rounding_percentage, 0, 0, 0]


<MDTopAppBar>
    orientation: "vertical"

    MDBoxLayout:
        padding: 0, 0, 0, root.height - headline_box.height - (dp(48) + dp(20))

        MDBoxLayout:
            id: left_actions
            orientation: "horizontal"
            size_hint_x: None
            padding: [0, (self.height - dp(48)) / 2]

        MDLabel:
            id: label_title
            font_style: "H6"
            opposite_colors: root.opposite_colors
            theme_text_color: "Custom" if not root.opposite_colors else "Primary"
            text_color: root.specific_text_color
            text: root.title
            shorten: True
            shorten_from: "right"
            markup: True
            padding: dp(12), 0
            halign:
                root.anchor_title \
                if root.anchor_title else \
                root.update_anchor_title(app.theme_cls.material_style)

        MDBoxLayout:
            id: right_actions
            orientation: "horizontal"
            adaptive_width: True
            padding: [0, (self.height - dp(48)) / 2]

    MDBoxLayout:
        id: headline_box
        size_hint_y: None
        height: label_headline.texture_size[1] if label_headline.text else 0
        padding: "16dp"

        MDLabel:
            id: label_headline
            adaptive_height: True
            shorten: True
            shorten_from: "right"
            theme_text_color: "Custom"
            text_color:
                label_title.text_color \
                if not root.headline_text_color else \
                root.headline_text_color
            text:
                root.headline_text \
                if root.type_height in ("medium", "large") \
                and app.theme_cls.material_style == "M3" \
                and root.type != "bottom" else \
                ""