Chrome's Native Client backend implementation

test/nacl/background.js

@@ -0,0 +1,40 @@
+// Copyright (c) 2013 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+function makeURL(toolchain, config) {
+  return 'index.html?tc=' + toolchain + '&config=' + config;
+}
+
+function createWindow(url) {
+  console.log('loading ' + url);
+  chrome.app.window.create(url, {
+    width: 1024,
+    height: 800,
+    frame: 'none'
+  });
+}
+
+function onLaunched(launchData) {
+  // Send and XHR to get the URL to load from a configuration file.
+  // Normally you won't need to do this; just call:
+  //
+  // chrome.app.window.create('<your url>', {...});
+  //
+  // In the SDK we want to be able to load different URLs (for different
+  // toolchain/config combinations) from the commandline, so we to read
+  // this information from the file "run_package_config".
+  var xhr = new XMLHttpRequest();
+  xhr.open('GET', 'run_package_config', true);
+  xhr.onload = function() {
+    var toolchain_config = this.responseText.split(' ');
+    createWindow(makeURL.apply(null, toolchain_config));
+  };
+  xhr.onerror = function() {
+    // Can't find the config file, just load the default.
+    createWindow('index.html');
+  };
+  xhr.send();
+}
+
+chrome.app.runtime.onLaunched.addListener(onLaunched);