menu-button.hpp

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/*
  MENU-BUTTON.hpp  -  button widget to invoke a menu
 
   Copyright (C)
     2008,            Joel Holdsworth <joel@airwebreathe.org.uk>
     2012,            Michael R. Fisher <mfisher31@gmail.com>
 
 **Lumiera** 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. See the file COPYING for further details.
 
*/
 
 
#ifndef STAGE_WIDGET_MENU_BUTTON_H
#define STAGE_WIDGET_MENU_BUTTON_H
 
#include "stage/gtk-base.hpp"
 
 
 
namespace stage {
namespace widget {
  
  
  class MenuButton
    : public Gtk::ToggleButton
    {
      Gtk::HBox hBox_;            
      Gtk::Image image_;          
      Gtk::Label caption_;        
      Gtk::Arrow arrow_;          
      Gtk::Menu menu_;            
      
      Glib::RefPtr<Gtk::UIManager> uimanager_;
      Glib::RefPtr<Gtk::ActionGroup> actions_;
      
    public:
      MenuButton();
      
      MenuButton (Gtk::StockID const& stock_id);
      
      MenuButton (cuString& label, bool mnemonic=false);
      
      Gtk::Menu& get_menu();
      
      void append (uString& slug, uString& title, sigc::slot<void>& callback, bool toggle=false);
      
      
      void append (CStr slug, CStr title, sigc::slot<void>& callback, bool toggle=false);
      
      
      void appendSeparator();
      
      
      Gtk::Widget* get (uString slug);
      
      
      void popup();
      
      
    protected:
      void setupButton();
      
      void on_pressed();
      
      void on_menu_deactivated();
      
      
    private:
      void on_menu_position (int& x, int& y, bool& push_in);
    };
  
  
}}// stage::widget
#endif /*STAGE_WIDGET_MENU_BUTTON_H*/