pub trait BannerExt: 'static {
fn title(&self) -> Option<GString>;
fn set_title(&self, value: &str);
fn description(&self) -> Option<GString>;
fn set_description(&self, value: &str);
fn style(&self) -> BannerStyle;
fn set_style(&self, value: BannerStyle);
fn add_action_button(&self, widget: &impl IsA<Widget>);
fn remove_action(&self, widget: &impl IsA<Widget>);
fn set_banner_style(&self, style: BannerStyle);
fn connect_title_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId;
fn connect_description_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId;
fn connect_style_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId;
}