content/test/data/post_message.html

   1 <html>
   2
   3  <head><title>Post message tests</title>
   4  <script>
   5   // Send a message to our opener, and it will reply.
   6   function postToOpener(msg, origin) {
   7     window.opener.postMessage(msg, origin);
   8     return true;
   9   }
  10
  11   // Send a message to our opener's opener.
  12   function postToOpenerOfOpener(msg, origin) {
  13     window.opener.opener.postMessage(msg, origin);
  14     return true;
  15   }
  16
  17   // Send a message to a window named "foo".
  18   function postToFoo(msg) {
  19     var w = window.open("", "foo");
  20     w.postMessage(msg, "*");
  21     return true;
  22   }
  23
  24   function openPopup(url) {
  25     popup = window.open(url);
  26   }
  27
  28   function postToPopup(msg) {
  29     popup.postMessage(msg, "*");
  30     return true;
  31   }
  32
  33   // Send a message to parent.
  34   function postToParent(msg) {
  35     parent.postMessage(msg, "*");
  36     return true;
  37   }
  38
  39   // Send a message to sibling.
  40   function postToSibling(msg, sibling) {
  41     parent.frames[sibling].postMessage(msg, "*");
  42     return true;
  43   }
  44
  45   // Send a message to a subframe of window named "foo".
  46   function postToFooFrame(msg) {
  47     var w = window.open("", "foo");
  48     w.frames[0][0].postMessage(msg, "*");
  49     return true;
  50   }
  51
  52   function registerUnload() {
  53     window.addEventListener('unload', function(e) {
  54         postToParent("message-from-unload", "*");
  55     });
  56   }
  57
  58   // Listen to incoming messages.
  59   var receivedMessages = 0;
  60   var receivedMessagesWithPort = 0;
  61   window.addEventListener("message", messageReceived, false);
  62   function messageReceived(event) {
  63     receivedMessages++;
  64     if (event.data === "2-1-reply") {
  65       event.source.postMessage("msg4", "*");
  66     } else if (event.data === "subframe-msg") {
  67       event.source.postMessage("subframe-msg-reply", "*");
  68     } else if (event.data === "subframe-msg-reply") {
  69       domAutomationController.setAutomationId(0);
  70       domAutomationController.send("done-" + window.name);
  71     }
  72     if (event.ports && event.ports.length > 0) {
  73       receivedMessagesWithPort++;
  74       var port = event.ports[0];
  75       port.start();
  76       port.postMessage("msg-back-via-port");
  77       // Change the title to generate a notification.
  78       document.title = event.data.message;
  79     } else {
  80       document.title = event.data;
  81     }
  82   }
  83  </script>
  84  </head>
  85
  86 </html>