The ::drag-failed signal is emitted on the drag source when a drag has
failed. The signal handler may hook custom code to handle a failed DnD
operation based on the type of error, it returns %TRUE is the failure has
been already handled (not showing the default "drag operation failed"
animation), otherwise it returns %FALSE.
The ::drag-failed signal is emitted on the drag source when a drag has failed. The signal handler may hook custom code to handle a failed DnD operation based on the type of error, it returns %TRUE is the failure has been already handled (not showing the default "drag operation failed" animation), otherwise it returns %FALSE.