From fbe4988e2225d9319ff7b5f43105d42e3a6ae3a7 Mon Sep 17 00:00:00 2001
From: Henri Bergius <henri.bergius@iki.fi>
Date: Thu, 27 Dec 2018 20:32:11 +0100
Subject: [PATCH] Tell infoscreen to wait until finished

---
 countdown/index.html | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/countdown/index.html b/countdown/index.html
index aefc365..6ebf2c8 100644
--- a/countdown/index.html
+++ b/countdown/index.html
@@ -87,6 +87,12 @@
         document.body.className = display.body;
         title.innerHTML = display.message;
         updateCountDown();
+        window.waitUntil = display.time.getTime();
+        if (window.parent) {
+          window.parent.postMessage({
+            waitUntil: window.waitUntil,
+          }, '*');
+        }
       });
     </script>
   </body>