pub trait WindowImplExt: ObjectSubclass {
fn parent_activate_focus(&self, window: &Self::Type);
fn parent_activate_default(&self, window: &Self::Type);
fn parent_keys_changed(&self, window: &Self::Type);
fn parent_enable_debugging(&self, window: &Self::Type, toggle: bool) -> bool;
fn parent_close_request(&self, window: &Self::Type) -> Inhibit;
}