protected internal virtual void OnDragFinished(DragFinishedEventArgs args)
{
if (currentDragOperation != null) {
var dop = currentDragOperation;
currentDragOperation = null;
dop.NotifyFinished (args);
}
}
protected DragStartData InternalDragStarted()
{
DragStartedEventArgs args = new DragStartedEventArgs ();
args.DragOperation = new DragOperation (this);
currentDragOperation = args.DragOperation;
OnDragStarted (args);
return args.DragOperation.GetStartData ();
}
public DragOperation CreateDragOperation()
{
currentDragOperation = new DragOperation (this);
return currentDragOperation;
}