1 <html> 2 <head> 3 <script src="https://apprtc.appspot.com/_ah/channel/jsapi"></script> 4 </head> 5 <!-- 6 Helper HTML that redirects Google AppEngine's Channel API to a JS object named 7 |androidMessageHandler|, which is expected to be injected into the WebView 8 rendering this page by an Android app's class such as AppRTCClient. 9 --> 10 <body onbeforeunload="closeSocket()" onload="openSocket()"> 11 <script type="text/javascript"> 12 var token = androidMessageHandler.getToken(); 13 if (!token) 14 throw "Missing/malformed token parameter: [" + token + "]"; 15 16 var channel = null; 17 var socket = null; 18 19 function openSocket() { 20 channel = new goog.appengine.Channel(token); 21 socket = channel.open({ 22 'onopen': function() { androidMessageHandler.onOpen(); }, 23 'onmessage': function(msg) { androidMessageHandler.onMessage(msg.data); }, 24 'onclose': function() { androidMessageHandler.onClose(); }, 25 'onerror': function(err) { androidMessageHandler.onError(err.code, err.description); } 26 }); 27 } 28 29 function closeSocket() { 30 socket.close(); 31 } 32 </script> 33 </body> 34 </html> 35
