TreeViewDragSourceObserver::TreeViewDragSetDelayedData

Event handler for the delayed drag data setting notification.

virtual void TreeViewDragSetDelayedData (const TreeViewDragSourceEvent & ev);

Parameters

ev

A reference to the event.

Description

If this event rise it is time to set the delayed drag and drop data because a drop target requests it. Use the GetRequestedDragFormat function to get the current requested drag format, than use the SetData function from the event object to set the data.