ieditor/actionmanager.h
00001 /* 00002 Copyright (C) 2007 by Seth Yastrov 00003 00004 This library is free software; you can redistribute it and/or 00005 modify it under the terms of the GNU Library General Public 00006 License as published by the Free Software Foundation; either 00007 version 2 of the License, or (at your option) any later version. 00008 00009 This library is distributed in the hope that it will be useful, 00010 but WITHOUT ANY WARRANTY; without even the implied warranty of 00011 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00012 Library General Public License for more details. 00013 00014 You should have received a copy of the GNU Library General Public 00015 License along with this library; if not, write to the Free 00016 Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 00017 */ 00018 00019 #ifndef __IEDITOR_ACTIONMANAGER_H__ 00020 #define __IEDITOR_ACTIONMANAGER_H__ 00021 00022 #include <csutil/scf.h> 00023 #include <csutil/scf_implementation.h> 00024 00025 namespace CS { 00026 namespace EditorApp { 00027 00028 struct iAction; 00029 00034 struct iActionListener : public virtual iBase 00035 { 00036 SCF_INTERFACE (iActionListener, 0, 0, 1); 00037 00039 virtual void OnActionDone (iAction* action) = 0; 00040 }; 00041 00045 struct iActionManager : public virtual iBase 00046 { 00047 SCF_INTERFACE (iActionManager, 0, 0, 1); 00048 00049 00055 virtual bool Do (iAction* action) = 0; 00056 00062 virtual bool Undo () = 0; 00063 00069 virtual bool Redo () = 0; 00070 00072 virtual const iAction* PeekUndo () const = 0; 00073 00075 virtual const iAction* PeekRedo () const = 0; 00076 00077 virtual void AddListener (iActionListener* listener) = 0; 00078 00079 virtual void RemoveListener (iActionListener* listener) = 0; 00080 }; 00081 00082 } // namespace EditorApp 00083 } // namespace CS 00084 00085 #endif
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