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00001 /******************************************************************************** 00002 * * 00003 * C a n v a s W i d g e t * 00004 * * 00005 ********************************************************************************* 00006 * Copyright (C) 1997,2009 by Jeroen van der Zijp. All Rights Reserved. * 00007 ********************************************************************************* 00008 * This library is free software; you can redistribute it and/or modify * 00009 * it under the terms of the GNU Lesser General Public License as published by * 00010 * the Free Software Foundation; either version 3 of the License, or * 00011 * (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 * 00016 * GNU Lesser General Public License for more details. * 00017 * * 00018 * You should have received a copy of the GNU Lesser General Public License * 00019 * along with this program. If not, see <http://www.gnu.org/licenses/> * 00020 ********************************************************************************* 00021 * $Id: FXCanvas.h,v 1.27 2009/01/06 13:07:22 fox Exp $ * 00022 ********************************************************************************/ 00023 #ifndef FXCANVAS_H 00024 #define FXCANVAS_H 00025 00026 #ifndef FXWINDOW_H 00027 #include "FXWindow.h" 00028 #endif 00029 00030 namespace FX { 00031 00032 00033 /// Canvas, an area drawn by another object 00034 class FXAPI FXCanvas : public FXWindow { 00035 FXDECLARE(FXCanvas) 00036 protected: 00037 FXCanvas(); 00038 private: 00039 FXCanvas(const FXCanvas&); 00040 FXCanvas &operator=(const FXCanvas&); 00041 public: 00042 long onPaint(FXObject*,FXSelector,void*); 00043 public: 00044 00045 /// Construct new drawing canvas widget 00046 FXCanvas(FXComposite* p,FXObject* tgt=NULL,FXSelector sel=0,FXuint opts=FRAME_NORMAL,FXint x=0,FXint y=0,FXint w=0,FXint h=0); 00047 00048 /// Return true because canvas can receive focus 00049 virtual FXbool canFocus() const; 00050 }; 00051 00052 } 00053 00054 #endif
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