signal callback delegate or function to connect
void callback(int nPress, double x, double y, gtk.gesture_click.GestureClick gestureClick)
nPress how many touch/button presses happened with this one (optional)
x The X coordinate, in widget allocation coordinates (optional)
y The Y coordinate, in widget allocation coordinates (optional)
gestureClick 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 Pressed signal.
Emitted whenever a button or touch press happens.