[PALEMOON] Use message manager to detect full-screen HTML5 video in S4E module

1 files changed, 23 insertions, 0 deletions

diff --git a/application/palemoon/components/statusbar/content-thunk.js b/application/palemoon/components/statusbar/content-thunk.js
new file mode 100644
index 0000000000..fe1fbabad4
--- /dev/null
+++ b/application/palemoon/components/statusbar/content-thunk.js
@@ -0,0 +1,23 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+function handleVideoDetect(message)
+{
+  let isVideo = false;
+
+  let fsEl = content.document.mozFullScreenElement;
+  if(fsEl)
+  {
+    isVideo = (
+      fsEl.nodeName == "VIDEO"
+      || (fsEl.nodeName == "IFRAME" && fsEl.contentDocument && fsEl.contentDocument.getElementsByTagName("VIDEO").length > 0)
+      || fsEl.getElementsByTagName("VIDEO").length > 0
+    );
+  }
+
+  sendAsyncMessage("status4evar@caligonstudios.com:video-detect-answer", {isVideo: isVideo});
+}
+
+addMessageListener("status4evar@caligonstudios.com:video-detect", handleVideoDetect);
+