WidgetActionActivateFunc

Description:

[ CCode ( has_target = false ) ]
public delegate void WidgetActionActivateFunc (Widget widget, string action_name, Variant? parameter)

The type of the callback functions used for activating actions installed with [method@Gtk.

WidgetClass.install_action].

The parameter must match the parameter_type of the action.

widget	the widget to which the action belongs
action_name	the action name
parameter	parameter for activation

Namespace: Gtk

Package: gtk4