native_client_sdk/src/examples/api/websocket/example.js

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 // Called by the common.js module.
   6 function attachListeners() {
   7   document.getElementById('connectForm').addEventListener('submit', doConnect);
   8   document.getElementById('sendForm').addEventListener('submit', doSend);
   9   document.getElementById('closeButton').addEventListener('click', doClose);
  10 }
  11
  12 // Called by the common.js module.
  13 function moduleDidLoad() {
  14   // The module is not hidden by default so we can easily see if the plugin
  15   // failed to load.
  16   common.hideModule();
  17 }
  18
  19 function doConnect(event) {
  20   // Send a request message. See also websocket.cc for the request format.
  21   var url = document.getElementById('url').value;
  22   common.naclModule.postMessage('o;' + url);
  23   event.preventDefault();
  24 }
  25
  26 function doSend() {
  27   // Send a request message. See also websocket.cc for the request format.
  28   var message = document.getElementById('message').value;
  29   var type = document.getElementById('is_binary').checked ? 'b;' : 't;';
  30   common.naclModule.postMessage(type + message);
  31   event.preventDefault();
  32 }
  33
  34 function doClose() {
  35   // Send a request message. See also websocket.cc for the request format.
  36   common.naclModule.postMessage('c;');
  37 }
  38
  39 function handleMessage(message) {
  40   common.logMessage(message.data);
  41 }