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21af0d4ae2
fixed guard defines git-svn-id: svn://localhost/ardour2/branches/undo@660 d708f5d6-7413-0410-9779-e7cbd77b26cf
37 lines
1.1 KiB
C++
37 lines
1.1 KiB
C++
/*
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Copyright (C) 2006 Hans Fugal & Paul Davis
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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$Id: /local/undo/libs/pbd3/pbd/undo.h 80 2006-06-22T22:37:01.079855Z fugalh $
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*/
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#ifndef __lib_pbd_command_h__
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#define __lib_pbd_command_h__
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#include <pbd/serializable.h>
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class Command : public Serializable
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{
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public:
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virtual ~Command();
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virtual void operator() () = 0;
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virtual void undo() = 0;
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virtual void redo() { (*this)(); }
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protected:
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Command();
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};
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#endif // __lib_pbd_command_h_
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