signal callback delegate or function to connect
void callback(gtk.scale_button.ScaleButton scaleButton)
scaleButton 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 Popup signal.
Emitted to popup the scale widget.
This is a keybinding signal.
The default bindings for this signal are <kbd>Space</kbd>, <kbd>Enter</kbd> and <kbd>Return</kbd>.