From 75cceef27f36b6199d5e1d680d503ed2d0e03d46 Mon Sep 17 00:00:00 2001
From: XnpioChV <xnpiochv@gmail.com>
Date: Fri, 13 Dec 2024 14:39:16 -0500
Subject: [PATCH] feat: Send message when cancel button is clicked on xblock_v2
 iframe

---
 common/templates/xblock_v2/xblock_iframe.html | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/common/templates/xblock_v2/xblock_iframe.html b/common/templates/xblock_v2/xblock_iframe.html
index 8b733373bd82..bf3326eb1986 100644
--- a/common/templates/xblock_v2/xblock_iframe.html
+++ b/common/templates/xblock_v2/xblock_iframe.html
@@ -322,5 +322,12 @@
 
     window.addEventListener('load', blockFrameJS);
   </script>
+  <script>
+    // Used when rendering the `studio_view`, in order to intercept and handle the cancel button event
+    document.querySelector('.cancel-button').addEventListener('click', function() {
+      event.preventDefault();
+      window.parent.postMessage('cancel-clicked', '*');
+    });
+  </script>
 </body>
 </html>