Emitted to when the check button is activated.
::activate signal on
GtkCheckButton is an action signal and
emitting it causes the button to animate press then release.
Applications should never connect to this signal, but use the
The default bindings for this signal are all forms of the ␣ and Enter keys.
|Default handler: |
The default handler is called before the handlers added via
|Signal can be directly emitted on objects from user code|
|Available since: 4.2|