umenuImpl.hpp

/* ==================================================== ======== ======= *
 *
 *  umenuImpl.hpp
 *  Ubit Project
 *  Part of the Ubit Toolkit: A Brick Construction Game Model for Creating GUIs
 *  (C) 1999-2006 / Eric Lecolinet / ENST Paris / http://www.enst.fr/~elc/ubit
 *
 * ***********************************************************************
 * COPYRIGHT NOTICE : 
 * THIS PROGRAM IS DISTRIBUTED WITHOUT ANY WARRANTY AND WITHOUT EVEN THE 
 * IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. 
 * 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 FILES 'COPYRIGHT' AND 'COPYING' FOR MORE DETAILS.
 * ***********************************************************************
 * ==================================================== [(c)Elc] ======= *
 * ==================================================== ======== ======= */

#ifndef _umenuImpl_hpp_
#define _umenuImpl_hpp_
#include <vector>
//pragma ident  "@(#)umenuImpl.hpp      ubit:05.05.00"
namespace ubit {

class UMenuManager {
public:
  UMenuManager(UEventFlow*);
  ~UMenuManager();

  UMenu* getDeepestMenu() const {return active_menu;}

  bool contains(UMenu* menu) const;

  bool contains(UView*) const;

  bool empty() const;

  void closeSubMenus(UMenu* menu, bool including_this_menu);

  void closeAllMenus(bool stop_auto_open_mode);
   
  void openMenu(UView* opener, UMenu*, UGroup* menuGroup, UDisp*);
  
  void openMenuAfterDelay();
  
  void closeMenuAfterDelay();

  void enterMenuOpener(UEvent&, UMenu*);
  void enterMenubarChild(UEvent&, bool inside_menubar);
  void leaveMenubarChild(UEvent&, bool inside_menubar);
  void enterMenuChild(UEvent&, UMenu*);
  void leaveMenuChild(UEvent&);
  void relaxMenuChild(UEvent&);
   
private:
  friend class UMenu;
  friend class UMenubar;
  UDisp* disp;
  UEventFlow& eflow;
  // stack of menus that are currently being grabbed
  std::vector<UMenu*>menu_stack; 
  unsigned int menu_count;
  UView *active_opener, *possible_opener, *possible_closer;
  UMenu *active_menu, *possible_opener_menu, *possible_closer_menu;
  uptr<UTimer> open_timer, close_timer;  // uptr: dont destroy Timers
  UMenubar* active_menubar;
};

}
#endif
/* ==================================================== [TheEnd] ======= */
/* ==================================================== [(c)Elc] ======= */

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