class AddEffectCommand : public QUndoCommand
{
public:
- AddEffectCommand(CustomTrackView *view, const int track, GenTime pos, QDomElement effect, bool doIt, QUndoCommand * parent = 0);
+ AddEffectCommand(CustomTrackView *view, const int track, GenTime pos, const QDomElement &effect, bool doIt, QUndoCommand * parent = 0);
virtual void undo();
virtual void redo();