Display loading animation on every request in the iframe

aleksis/core/assets/components/LegacyBaseTemplate.vue

@@ -56,6 +56,11 @@ export default {
         this.$router.push(path);
       }
 
+      // Show loader if iframe starts to change it's content, even if the $route stays the same
+      this.$refs.contentIFrame.contentWindow.onbeforeunload = (e) => {
+        this.loading = true;
+        e.resume();
+      }
       const title = this.$refs.contentIFrame.contentWindow.document.title;
       document.title = title;
     },