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_drop_done()
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_drop_done() call as effective, if this function is called multiple times, all subsequent calls will be ignored.