Fix stale event listener when using MatTopAppBarFixed in a function c…

…omponent
ranile · Mar 14, 2022 · b086652 · b086652
1 parent 1bfb89d
commit b086652
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/material-yew/src/top_app_bar_fixed.rs b/material-yew/src/top_app_bar_fixed.rs
@@ -63,6 +63,7 @@ impl Component for MatTopAppBarFixed {
 
     fn view(&self, ctx: &Context<Self>) -> Html {
         let props = ctx.props();
+
         html! {
              <mwc-top-app-bar-fixed
                  centerTitle={bool_to_option(props.center_title)}
@@ -73,6 +74,12 @@ impl Component for MatTopAppBarFixed {
         }
     }
 
+    fn changed(&mut self, ctx: &Context<Self>) -> bool {
+        // clear nav listener in case a new callback was registered
+        self.nav_listener = None;
+        true
+    }
+
     fn rendered(&mut self, ctx: &Context<Self>, _first_render: bool) {
         let props = ctx.props();
         if self.nav_listener.is_none() {