/* 
 * Copyright (c) 2007, 2011, Oracle and/or its affiliates. All rights reserved.
 *
 * 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; version 2 of the
 * License.
 * 
 * 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 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., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301  USA
 */

#ifndef __MDC_BUTTON_H__
#define __MDC_BUTTON_H__


#include "mdc_icon_text.h"

BEGIN_MDC_DECLS

enum ButtonType {
  ActionButton,
  ToggleButton,
  ExpanderButton
};


class MYSQLCANVAS_PUBLIC_FUNC Button : public IconTextFigure {
public:
  Button(Layer *layer, ButtonType type);
  ~Button();

  void set_active(bool flag);
  bool get_active();

  void set_image(cairo_surface_t *image);
  void set_alt_image(cairo_surface_t *image);

  virtual void draw_contents(CairoCtx *cr);
  virtual MySQL::Geometry::Size calc_min_size();
  
  boost::signals2::signal<void ()>* signal_activate() { return &_action_signal; }

protected:
  ButtonType _button_type;
  bool _active;
  bool _pressed;
  bool _inside;
  
  cairo_surface_t *_image;
  cairo_surface_t *_alt_image;

  boost::signals2::signal<void ()> _action_signal;

  virtual bool on_button_press(CanvasItem *target, const MySQL::Geometry::Point &point, MouseButton button, EventState state);
  virtual bool on_button_release(CanvasItem *target, const MySQL::Geometry::Point &point, MouseButton button, EventState state);
  virtual bool on_enter(CanvasItem *target, const MySQL::Geometry::Point &point);
  virtual bool on_leave(CanvasItem *target, const MySQL::Geometry::Point &point);
  virtual bool on_drag(CanvasItem *target, const MySQL::Geometry::Point &point, EventState state);
};
  
  
END_MDC_DECLS


#endif /* __MDC_BUTTON_H__ */
