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uelem.hpp

00001 /* ==================================================== ======== ======= * 00002 * 00003 * uelem.hh 00004 * Ubit Project [Elc][2003] 00005 * Author: Eric Lecolinet 00006 * 00007 * Part of the Ubit Toolkit: A Brick Construction Game Model for Creating GUIs 00008 * 00009 * (C) 1999-2003 Eric Lecolinet @ ENST Paris 00010 * WWW: http://www.enst.fr/~elc/ubit Email: elc@enst.fr (subject: ubit) 00011 * 00012 * *********************************************************************** 00013 * COPYRIGHT NOTICE : 00014 * THIS PROGRAM IS DISTRIBUTED WITHOUT ANY WARRANTY AND WITHOUT EVEN THE 00015 * IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. 00016 * YOU CAN REDISTRIBUTE IT AND/OR MODIFY IT UNDER THE TERMS OF THE GNU 00017 * GENERAL PUBLIC LICENSE AS PUBLISHED BY THE FREE SOFTWARE FOUNDATION; 00018 * EITHER VERSION 2 OF THE LICENSE, OR (AT YOUR OPTION) ANY LATER VERSION. 00019 * SEE FILES 'COPYRIGHT' AND 'COPYING' FOR MORE DETAILS. 00020 * *********************************************************************** 00021 * 00022 * ==================================================== [Elc:03] ======= * 00023 * ==================================================== ======== ======= */ 00024 00025 #ifndef _uelem_hh 00026 #define _uelem_hh 00027 #include <ubit/ubrick.hpp> 00028 #include <ubit/ucall.hpp> 00029 //pragma ident "@(#)uelem.hh ubit:03.04.00" 00030 00031 00041 class UElem: public UBrick { 00042 public: 00043 UElem(u_modes b_modes = 0): UBrick(b_modes) {}; 00044 00045 virtual class UElem* elemCast() {return this;} 00047 00048 // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 00049 // callbacks 00050 00051 virtual void onChange(UCall&); 00053 00054 virtual void changed(bool update_now); 00062 // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 00063 00064 virtual void update() = 0; 00066 00067 #ifndef NO_DOC 00068 friend class UArgs; 00069 friend class UBox; 00070 virtual void getSize(UContext*, u_dim *w, u_dim *h) const = 0; 00071 virtual void paint(UWinGraph&, UContext*, const URegion &r) const = 0; 00072 #endif 00073 }; 00074 00075 #endif 00076 /* ==================================================== [TheEnd] ======= */ 00077 /* ==================================================== [Elc:03] ======= */

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