gtk/menu_shell.go
func (v *MenuShell) ActivateItem(child IMenuItem, forceDeactivate bool) {
	C.gtk_menu_shell_activate_item(v.native(), child.toWidget(), gbool(forceDeactivate))
}
func (v *MenuShell) ActivateItem(child IMenuItem, forceDeactivate bool) {
	C.gtk_menu_shell_activate_item(v.native(), child.toWidget(), gbool(forceDeactivate))
}
// ActivateItem is a wrapper around gtk_menu_shell_activate_item().