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  • /********************************************************************************
    *                                                                               *
    *                        M e n u C a s c a d e   W i d g e t                    *
    *                                                                               *
    *********************************************************************************
    * Copyright (C) 1997,2006 by Jeroen van der Zijp.   All Rights Reserved.        *
    *********************************************************************************
    * This library is free software; you can redistribute it and/or                 *
    * modify it under the terms of the GNU Lesser General Public                    *
    * License as published by the Free Software Foundation; either                  *
    * version 2.1 of the License, or (at your option) any later version.            *
    *                                                                               *
    * This library 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             *
    * Lesser General Public License for more details.                               *
    *                                                                               *
    * You should have received a copy of the GNU Lesser General Public              *
    * License along with this library; if not, write to the Free Software           *
    * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.    *
    *********************************************************************************
    * $Id: FXMenuCascade.h 2344 2006-02-12 21:19:36Z lyle $                     *
    ********************************************************************************/
    #ifndef FXMENUCASCADE_H
    #define FXMENUCASCADE_H
    
    #ifndef FXMENUCAPTION_H
    #include "FXMenuCaption.h"
    #endif
    
    namespace FX {
    
    
    class FXPopup;
    
    
    /**
    * The cascade menu widget is used to bring up a sub menu from a
    * pull down menu.
    */
    class FXAPI FXMenuCascade : public FXMenuCaption {
      FXDECLARE(FXMenuCascade)
    protected:
      FXPopup *pane;
    protected:
      FXMenuCascade();
      void drawTriangle(FXDCWindow& dc,FXint l,FXint t,FXint r,FXint b);
    private:
      FXMenuCascade(const FXMenuCascade&);
      FXMenuCascade &operator=(const FXMenuCascade&);
    public:
      long onPaint(FXObject*,FXSelector,void*);
      long onEnter(FXObject*,FXSelector,void*);
      long onLeave(FXObject*,FXSelector,void*);
      long onButtonPress(FXObject*,FXSelector,void*);
      long onButtonRelease(FXObject*,FXSelector,void*);
      long onKeyPress(FXObject*,FXSelector,void*);
      long onKeyRelease(FXObject*,FXSelector,void*);
      long onHotKeyPress(FXObject*,FXSelector,void*);
      long onHotKeyRelease(FXObject*,FXSelector,void*);
      long onCmdPost(FXObject*,FXSelector,void*);
      long onCmdUnpost(FXObject*,FXSelector,void*);
    public:
      enum {
        ID_MENUTIMER=FXMenuCaption::ID_LAST,
        ID_LAST
        };
    public:
    
      /// Construct a menu cascade responsible for the given popup menu
      FXMenuCascade(FXComposite* p,const FXString& text,FXIcon* ic=NULL,FXPopup* pup=NULL,FXuint opts=0);
    
      /// Create server-side resources
      virtual void create();
    
      /// Detach server-side resources
      virtual void detach();
    
      /// Destroy server-side resources
      virtual void destroy();
    
      /// Yes it can receive the focus
      virtual bool canFocus() const;
    
      /// Move the focus to this window
      virtual void setFocus();
    
      /// Remove the focus from this window
      virtual void killFocus();
    
      /// Set popup menu to pop up
      void setMenu(FXPopup *pup){ pane = pup; }
    
      /// Return popup menu
      FXPopup* getMenu() const { return pane; }
    
      /// True if this menu or is popup logically contains the mouse
      virtual bool contains(FXint parentx,FXint parenty) const;
    
      /// Save menu to a stream
      virtual void save(FXStream& store) const;
    
      /// Load menu from a stream
      virtual void load(FXStream& store);
    
      /// Destructor
      virtual ~FXMenuCascade();
      };
    
    }
    
    #endif