Retrieves the relative insertion position (on or under).
DG::DragDrop::RelativePos GetRelativePosition (void) const;
Return Value
The relative position of the insertion: DragDrop::InsertOn, DragDrop::InsertUnder. Use GetInsertPosition to get the insertion position.
Description
First use the GetInsertionPosition to find out the item from which you can get a relative position.
This member function can be used to get a more precise position in the target tree view control.