46 lines
1023 B
C++
46 lines
1023 B
C++
#include "stdafx.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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} |