64 lines
1.6 KiB
C++
64 lines
1.6 KiB
C++
/* Copyright (C) 2009 Wildfire Games.
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* This file is part of 0 A.D.
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*
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* 0 A.D. 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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*
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* 0 A.D. 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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*
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* You should have received a copy of the GNU General Public License
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* along with 0 A.D. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "precompiled.h"
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#include "AtlasWindowCommand.h"
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#include "IAtlasSerialiser.h"
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IMPLEMENT_ABSTRACT_CLASS(AtlasWindowCommand, wxCommand);
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IMPLEMENT_CLASS(AtlasCommand_Begin, AtlasWindowCommand);
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IMPLEMENT_CLASS(AtlasCommand_End, AtlasWindowCommand);
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AtlasCommand_Begin::AtlasCommand_Begin(const wxString& description, IAtlasSerialiser* object)
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: AtlasWindowCommand(true, description),
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m_Object(object),
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m_PreData(object->FreezeData())
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{
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}
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bool AtlasCommand_Begin::Do()
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{
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if (m_PostData.defined())
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m_Object->ThawData(m_PostData);
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return true;
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}
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bool AtlasCommand_Begin::Undo()
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{
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m_Object->ThawData(m_PreData);
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return true;
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}
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bool AtlasCommand_End::Merge(AtlasWindowCommand* command)
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{
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AtlasCommand_Begin* previousCommand = wxDynamicCast(command, AtlasCommand_Begin);
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if (! previousCommand)
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{
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wxLogError(_("Internal error - invalid _end merge"));
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return false;
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}
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previousCommand->m_PostData = previousCommand->m_Object->FreezeData();
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return true;
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}
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