[ CCode ( cname = "gtk_widget_class_set_activate_signal" ) ]
public class void set_activate_signal (uint signal_id)
Sets the `GtkWidgetClass.
activate_signal` field with the given signal_id.
The signal will be emitted when calling [[email protected]].
The signal_id must have been registered with `g_signal_new()` or newv before calling this
function.
| this |
a `GtkWidgetClass` |
| signal_id |
the id for the activate signal |