gparted/include/Frame_Resizer_Base.h

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2004-09-19 14:24:53 -06:00
/* Copyright (C) 2004 Bart
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Library General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef FRAME_RESIZER_BASE
#define FRAME_RESIZER_BASE
#include <gtkmm/frame.h>
#include <gtkmm/drawingarea.h>
#include <gdkmm/cursor.h>
#define BORDER 8
class Frame_Resizer_Base : public Gtk::Frame, virtual public sigc::trackable
{
public:
enum ArrowType {
ARROW_LEFT = 0,
ARROW_RIGHT = 1
};
Frame_Resizer_Base( ) ;
~Frame_Resizer_Base() ;
void set_rgb_partition_color( const Gdk::Color & ) ;
void override_default_rgb_unused_color( const Gdk::Color & ) ;
void set_x_start( int ) ;
void set_x_end( int ) ;
void set_used( int );
void set_fixed_start( bool ) ;
void set_used_start( int used_start ) ;
int get_used();
int get_x_start() ;
int get_x_end() ;
virtual void Draw_Partition() ;
//public signal (emitted upon resize/move)
sigc::signal<void,int,int, ArrowType> signal_resize;
sigc::signal<void,int,int> signal_move;
protected:
int X_START, USED, UNUSED, X_END, X_START_MOVE, USED_START;
bool GRIP_LEFT, GRIP_RIGHT, GRIP_MOVE ;
//signal handlers
void drawingarea_on_realize( );
bool drawingarea_on_expose( GdkEventExpose * );
virtual bool drawingarea_on_mouse_motion( GdkEventMotion* ) ;
bool drawingarea_on_button_press_event( GdkEventButton* ) ;
bool drawingarea_on_button_release_event( GdkEventButton* ) ;
bool drawingarea_on_leave_notify( GdkEventCrossing* ) ;
void Draw_Resize_Grip( ArrowType ) ;
Gtk::DrawingArea drawingarea;
Glib::RefPtr<Gdk::GC> gc;
Gdk::Color color_used, color_unused, color_arrow, color_background,color_partition,color_arrow_rectangle;
std::vector <Gdk::Point> arrow_points;
Gdk::Cursor *cursor_resize, *cursor_normal, *cursor_move;
int temp_x, temp_y ;
bool fixed_start; //a fixed start disables moving the start and thereby the whole move functionality..
private:
void init() ;
};
#endif // FRAME_RESIZER_BASE