signal callback delegate or function to connect
void callback(double x, double y, gtk.drop_controller_motion.DropControllerMotion dropControllerMotion)
x the x coordinate (optional)
y the y coordinate (optional)
dropControllerMotion 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 Motion signal.
Emitted when the pointer moves inside the widget.