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00001 /******************************************************************************** 00002 * * 00003 * M e n u C a s c a d e W i d g e t * 00004 * * 00005 ********************************************************************************* 00006 * Copyright (C) 1997,2002 by Jeroen van der Zijp. All Rights Reserved. * 00007 ********************************************************************************* 00008 * This library is free software; you can redistribute it and/or * 00009 * modify it under the terms of the GNU Lesser General Public * 00010 * License as published by the Free Software Foundation; either * 00011 * version 2.1 of the License, or (at your option) any later version. * 00012 * * 00013 * This library is distributed in the hope that it will be useful, * 00014 * but WITHOUT ANY WARRANTY; without even the implied warranty of * 00015 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * 00016 * Lesser General Public License for more details. * 00017 * * 00018 * You should have received a copy of the GNU Lesser General Public * 00019 * License along with this library; if not, write to the Free Software * 00020 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. * 00021 ********************************************************************************* 00022 * $Id: FXMenuCascade.h,v 1.18 2002/03/12 07:11:30 fox Exp $ * 00023 ********************************************************************************/ 00024 #ifndef FXMENUCASCADE_H 00025 #define FXMENUCASCADE_H 00026 00027 #ifndef FXMENUCAPTION_H 00028 #include "FXMenuCaption.h" 00029 #endif 00030 00031 namespace FX { 00032 00033 00034 class FXPopup; 00035 struct FXTimer; 00036 00037 00038 /** 00039 * The cascade menu widget is used to bring up a sub menu from a 00040 * pull down menu. 00041 */ 00042 class FXAPI FXMenuCascade : public FXMenuCaption { 00043 FXDECLARE(FXMenuCascade) 00044 protected: 00045 FXPopup *pane; 00046 FXTimer *timer; 00047 protected: 00048 FXMenuCascade(); 00049 void drawTriangle(FXDCWindow& dc,FXint l,FXint t,FXint r,FXint b); 00050 private: 00051 FXMenuCascade(const FXMenuCascade&); 00052 FXMenuCascade &operator=(const FXMenuCascade&); 00053 public: 00054 long onPaint(FXObject*,FXSelector,void*); 00055 long onEnter(FXObject*,FXSelector,void*); 00056 long onLeave(FXObject*,FXSelector,void*); 00057 long onTimeout(FXObject*,FXSelector,void*); 00058 long onButtonPress(FXObject*,FXSelector,void*); 00059 long onButtonRelease(FXObject*,FXSelector,void*); 00060 long onKeyPress(FXObject*,FXSelector,void*); 00061 long onKeyRelease(FXObject*,FXSelector,void*); 00062 long onHotKeyPress(FXObject*,FXSelector,void*); 00063 long onHotKeyRelease(FXObject*,FXSelector,void*); 00064 long onCmdPost(FXObject*,FXSelector,void*); 00065 long onCmdUnpost(FXObject*,FXSelector,void*); 00066 public: 00067 enum { 00068 ID_MENUTIMER=FXMenuCaption::ID_LAST, 00069 ID_LAST 00070 }; 00071 public: 00072 00073 /// Construct a menu cascade responsible for the given popup menu 00074 FXMenuCascade(FXComposite* p,const FXString& text,FXIcon* ic=NULL,FXPopup* pup=NULL,FXuint opts=0); 00075 00076 /// Create server-side resources 00077 virtual void create(); 00078 00079 /// Detach server-side resources 00080 virtual void detach(); 00081 00082 /// Destroy server-side resources 00083 virtual void destroy(); 00084 00085 /// Yes it can receive the focus 00086 virtual FXbool canFocus() const; 00087 00088 /// Move the focus to this window 00089 virtual void setFocus(); 00090 00091 /// Remove the focus from this window 00092 virtual void killFocus(); 00093 00094 /// Set popup menu to pop up 00095 void setMenu(FXPopup *pup){ pane = pup; } 00096 00097 /// Return popup menu 00098 FXPopup* getMenu() const { return pane; } 00099 00100 /// True if this menu or is popup logically contains the mouse 00101 virtual FXbool contains(FXint parentx,FXint parenty) const; 00102 00103 /// Save menu to a stream 00104 virtual void save(FXStream& store) const; 00105 00106 /// Load menu from a stream 00107 virtual void load(FXStream& store); 00108 00109 /// Destructor 00110 virtual ~FXMenuCascade(); 00111 }; 00112 00113 } 00114 00115 #endif