The ::drag-data-delete signal is emitted on the drag source when a drag
with the action
GDK_ACTION_MOVE is successfully completed. The signal
handler is responsible for deleting the data that has been dropped. What
“delete” means depends on the context of the drag operation.
|Default handler:|| |
The default handler is called after the handlers added via
The drag context.
|The data is owned by the caller of the function.|