signal callback delegate or function to connect
void callback(gtk.menu_item.MenuItem menuItem)
menuItem 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 ActivateItem signal.
Emitted when the item is activated, but also if the menu item has a submenu. For normal applications, the relevant signal is #GtkMenuItem::activate.