DoubleClicked
DoubleClicked(index);
virtual void DoubleClicked(int32 index) {}
virtual bool DoubleClicked(BPoint where);
&& fPreviousManipulator->DoubleClicked(where)) {
fParent->DoubleClicked(this);
void DoubleClicked(PropertyItemView* item);
virtual bool DoubleClicked(BPoint where);
virtual bool DoubleClicked(BPoint where);
DoubleClicked(i);
virtual void DoubleClicked(int32 index) {}