Method update

src/icon.rs:31–38

(&mut self, msg: Self::Message)

    }

    fn update(&mut self, msg: Self::Message) -> ShouldRender {
        // match msg {
        //     Msg::Clicked => {
        //         // self.onsignal.emit(());
        //     }
        // }
        false
    }

    fn change(&mut self, props: Self::Properties) -> ShouldRender {
        // self.label = props.label;