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class QgsComposerMultiFrameCommand : QUndoCommand
{
%TypeHeaderCode
#include <qgscomposermultiframecommand.h>
%End
public:
QgsComposerMultiFrameCommand( QgsComposerMultiFrame* multiFrame, const QString& text, QUndoCommand* parent /TransferThis/ = 0 );
~QgsComposerMultiFrameCommand();
void undo();
void redo();
void savePreviousState();
void saveAfterState();
QDomDocument previousState() const;
QDomDocument afterState() const;
/** Returns true if previous state and after state are valid and different*/
bool containsChange() const;
const QgsComposerMultiFrame* multiFrame() const;
protected:
QgsComposerMultiFrameCommand(); //forbidden
void saveState( QDomDocument& stateDoc );
void restoreState( QDomDocument& stateDoc );
bool checkFirstRun();
};
/** A composer command that merges together with other commands having the same context (=id)
* for multi frame items. Keeps the oldest previous state and uses the newest after state.
* The purpose is to avoid too many micro changes in the history*/
class QgsComposerMultiFrameMergeCommand: QgsComposerMultiFrameCommand
{
%TypeHeaderCode
#include <qgscomposermultiframecommand.h>
%End
public:
enum Context
{
Unknown = 0,
//composer html
HtmlSource,
HtmlStylesheet,
HtmlBreakDistance,
//attribute table
TableMaximumFeatures,
TableMargin,
TableGridStrokeWidth,
TableCellStyle
};
QgsComposerMultiFrameMergeCommand( Context c, QgsComposerMultiFrame* multiFrame, const QString& text );
~QgsComposerMultiFrameMergeCommand();
bool mergeWith( const QUndoCommand * command );
int id() const;
};
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