Inform GDK if the drop ended successfully. Passing false
for success may trigger a drag cancellation animation.
This function is called by the drag source, and should
be the last call before dropping the reference to the
context.
The #GdkDragContext will only take the first gdk.drag.Drag.dropDone
call as effective, if this function is called multiple times,
all subsequent calls will be ignored.
Inform GDK if the drop ended successfully. Passing false for success may trigger a drag cancellation animation.
This function is called by the drag source, and should be the last call before dropping the reference to the context.
The #GdkDragContext will only take the first gdk.drag.Drag.dropDone call as effective, if this function is called multiple times, all subsequent calls will be ignored.