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

   1 // Copyright (c) 2013 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('listenForm').addEventListener('submit', doListen);
  10   document.getElementById('closeButton').addEventListener('click', doClose);
  11 }
  12
  13 // Called by the common.js module.
  14 function moduleDidLoad() {
  15   // The module is not hidden by default so we can easily see if the plugin
  16   // failed to load.
  17   common.hideModule();
  18 }
  19
  20 var msgTcpCreate = 't;'
  21 var msgUdpCreate = 'u;'
  22 var msgSend = 's;'
  23 var msgClose = 'c;'
  24 var msgListen = 'l;'
  25
  26 function doConnect(event) {
  27   // Send a request message. See also socket.cc for the request format.
  28   event.preventDefault();
  29   var hostname = document.getElementById('hostname').value;
  30   var type = document.getElementById('connect_type').value;
  31   common.logMessage(type);
  32   if (type == 'tcp') {
  33     common.naclModule.postMessage(msgTcpCreate + hostname);
  34   } else {
  35     common.naclModule.postMessage(msgUdpCreate + hostname);
  36   }
  37 }
  38
  39 function doSend(event) {
  40   // Send a request message. See also socket.cc for the request format.
  41   event.preventDefault();
  42   var message = document.getElementById('message').value;
  43   while (message.indexOf('\\n') > -1)
  44     message = message.replace('\\n', '\n');
  45   common.naclModule.postMessage(msgSend + message);
  46 }
  47
  48 function doListen(event) {
  49   // Listen a the given port.
  50   event.preventDefault();
  51   var port = document.getElementById('port').value;
  52   var type = document.getElementById('listen_type').value;
  53   common.naclModule.postMessage(msgListen + port);
  54 }
  55
  56 function doClose() {
  57   // Send a request message. See also socket.cc for the request format.
  58   common.naclModule.postMessage(msgClose);
  59 }
  60
  61 function handleMessage(message) {
  62   common.logMessage(message.data);
  63 }