mirror of https://github.com/yewstack/yew
88 lines
2.5 KiB
Rust
88 lines
2.5 KiB
Rust
//! A component wrapping an `<a>` tag that changes the route.
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use crate::{
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agent::{RouteAgentDispatcher, RouteRequest},
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route::Route,
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Switch,
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};
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use yew::prelude::*;
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use super::{Msg, Props};
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use crate::RouterState;
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use yew::virtual_dom::VNode;
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/// An anchor tag Component that when clicked, will navigate to the provided route.
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///
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/// Alias to RouterAnchor.
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#[deprecated(note = "Has been renamed to RouterAnchor")]
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pub type RouterLink<T> = RouterAnchor<T>;
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/// An anchor tag Component that when clicked, will navigate to the provided route.
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#[derive(Debug)]
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pub struct RouterAnchor<SW: Switch + Clone + 'static, STATE: RouterState = ()> {
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link: ComponentLink<Self>,
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router: RouteAgentDispatcher<STATE>,
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props: Props<SW>,
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}
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impl<SW: Switch + Clone + 'static, STATE: RouterState> Component for RouterAnchor<SW, STATE> {
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type Message = Msg;
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type Properties = Props<SW>;
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fn create(props: Self::Properties, link: ComponentLink<Self>) -> Self {
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let router = RouteAgentDispatcher::new();
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RouterAnchor {
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link,
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router,
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props,
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}
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}
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fn update(&mut self, msg: Self::Message) -> ShouldRender {
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match msg {
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Msg::Clicked => {
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let route = Route::from(self.props.route.clone());
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self.router.send(RouteRequest::ChangeRoute(route));
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false
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}
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}
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}
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fn change(&mut self, props: Self::Properties) -> ShouldRender {
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self.props = props;
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true
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}
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fn view(&self) -> VNode {
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#[cfg(feature = "std_web")]
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use stdweb::web::event::IEvent;
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let route: Route<STATE> = Route::from(self.props.route.clone());
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let target: &str = route.as_str();
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#[cfg(feature = "std_web")]
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let cb = self.link.callback(|event: ClickEvent| {
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event.prevent_default();
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Msg::Clicked
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});
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#[cfg(feature = "web_sys")]
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let cb = self.link.callback(|event: MouseEvent| {
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event.prevent_default();
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Msg::Clicked
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});
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html! {
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<a
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class=self.props.classes.clone(),
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onclick=cb,
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disabled=self.props.disabled,
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href=target,
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>
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{
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#[allow(deprecated)]
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&self.props.text
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}
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{self.props.children.iter().collect::<VNode>()}
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</a>
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}
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}
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}
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