signal callback delegate or function to connect
void callback(gdk.types.DragCancelReason reason, gdk.drag_context.DragContext dragContext)
reason The reason the context was cancelled (optional)
dragContext the instance the signal is connected to (optional)
Yes.After to execute callback after default handler, No.After to execute before (default)
Signal ID
Connect to Cancel signal.
The drag and drop operation was cancelled.
This signal will only be emitted if the #GdkDragContext manages the drag and drop operation. See gdk.drag_context.DragContext.manageDnd for more information.