Merge branch 'ext-work'

1 files changed, 193 insertions, 0 deletions

diff --git a/toolkit/jetpack/sdk/deprecated/window-utils.js b/toolkit/jetpack/sdk/deprecated/window-utils.js
new file mode 100644
index 000000000..93c0ab7b8
--- /dev/null
+++ b/toolkit/jetpack/sdk/deprecated/window-utils.js
@@ -0,0 +1,193 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+'use strict';
+
+module.metadata = {
+  'stability': 'deprecated'
+};
+
+const { Cc, Ci } = require('chrome');
+const events = require('../system/events');
+const { getInnerId, getOuterId, windows, isDocumentLoaded, isBrowser,
+        getMostRecentBrowserWindow, getToplevelWindow, getMostRecentWindow } = require('../window/utils');
+const { deprecateFunction } = require('../util/deprecate');
+const { ignoreWindow } = require('sdk/private-browsing/utils');
+const { isPrivateBrowsingSupported } = require('../self');
+
+const windowWatcher = Cc['@mozilla.org/embedcomp/window-watcher;1'].
+                       getService(Ci.nsIWindowWatcher);
+const appShellService = Cc['@mozilla.org/appshell/appShellService;1'].
+                        getService(Ci.nsIAppShellService);
+
+// Bug 834961: ignore private windows when they are not supported
+function getWindows() {
+  return windows(null, { includePrivate: isPrivateBrowsingSupported });
+}
+
+/**
+ * An iterator for XUL windows currently in the application.
+ *
+ * @return A generator that yields XUL windows exposing the
+ *         nsIDOMWindow interface.
+ */
+function windowIterator() {
+  // Bug 752631: We only pass already loaded window in order to avoid
+  // breaking XUL windows DOM. DOM is broken when some JS code try
+  // to access DOM during "uninitialized" state of the related document.
+  let list = getWindows().filter(isDocumentLoaded);
+  for (let i = 0, l = list.length; i < l; i++) {
+    yield list[i];
+  }
+};
+exports.windowIterator = windowIterator;
+
+/**
+ * An iterator for browser windows currently open in the application.
+ * @returns {Function}
+ *    A generator that yields browser windows exposing the `nsIDOMWindow`
+ *    interface.
+ */
+function browserWindowIterator() {
+  for (let window of windowIterator()) {
+    if (isBrowser(window))
+      yield window;
+  }
+}
+exports.browserWindowIterator = browserWindowIterator;
+
+function WindowTracker(delegate) {
+   if (!(this instanceof WindowTracker)) {
+     return new WindowTracker(delegate);
+   }
+
+  this._delegate = delegate;
+
+  for (let window of getWindows())
+    this._regWindow(window);
+  windowWatcher.registerNotification(this);
+  this._onToplevelWindowReady = this._onToplevelWindowReady.bind(this);
+  events.on('toplevel-window-ready', this._onToplevelWindowReady);
+
+  require('../system/unload').ensure(this);
+
+  return this;
+};
+
+WindowTracker.prototype = {
+  _regLoadingWindow: function _regLoadingWindow(window) {
+    // Bug 834961: ignore private windows when they are not supported
+    if (ignoreWindow(window))
+      return;
+
+    window.addEventListener('load', this, true);
+  },
+
+  _unregLoadingWindow: function _unregLoadingWindow(window) {
+    // This may have no effect if we ignored the window in _regLoadingWindow().
+    window.removeEventListener('load', this, true);
+  },
+
+  _regWindow: function _regWindow(window) {
+    // Bug 834961: ignore private windows when they are not supported
+    if (ignoreWindow(window))
+      return;
+
+    if (window.document.readyState == 'complete') {
+      this._unregLoadingWindow(window);
+      this._delegate.onTrack(window);
+    } else
+      this._regLoadingWindow(window);
+  },
+
+  _unregWindow: function _unregWindow(window) {
+    if (window.document.readyState == 'complete') {
+      if (this._delegate.onUntrack)
+        this._delegate.onUntrack(window);
+    } else {
+      this._unregLoadingWindow(window);
+    }
+  },
+
+  unload: function unload() {
+    windowWatcher.unregisterNotification(this);
+    events.off('toplevel-window-ready', this._onToplevelWindowReady);
+    for (let window of getWindows())
+      this._unregWindow(window);
+  },
+
+  handleEvent: function handleEvent(event) {
+    try {
+      if (event.type == 'load' && event.target) {
+        var window = event.target.defaultView;
+        if (window)
+          this._regWindow(getToplevelWindow(window));
+      }
+    }
+    catch(e) {
+      console.exception(e);
+    }
+  },
+
+  _onToplevelWindowReady: function _onToplevelWindowReady({subject}) {
+    let window = getToplevelWindow(subject);
+    // ignore private windows if they are not supported
+    if (ignoreWindow(window))
+      return;
+    this._regWindow(window);
+  },
+
+  observe: function observe(subject, topic, data) {
+    try {
+      var window = subject.QueryInterface(Ci.nsIDOMWindow);
+      // ignore private windows if they are not supported
+      if (ignoreWindow(window))
+        return;
+      if (topic == 'domwindowclosed')
+      this._unregWindow(window);
+    }
+    catch(e) {
+      console.exception(e);
+    }
+  }
+};
+exports.WindowTracker = WindowTracker;
+
+Object.defineProperties(exports, {
+  activeWindow: {
+    enumerable: true,
+    get: function() {
+      return getMostRecentWindow(null);
+    },
+    set: function(window) {
+      try {
+        window.focus();
+      } catch (e) {}
+    }
+  },
+  activeBrowserWindow: {
+    enumerable: true,
+    get: getMostRecentBrowserWindow
+  }
+});
+
+
+/**
+ * Returns the ID of the window's current inner window.
+ */
+exports.getInnerId = deprecateFunction(getInnerId,
+  'require("window-utils").getInnerId is deprecated, ' +
+  'please use require("sdk/window/utils").getInnerId instead'
+);
+
+exports.getOuterId = deprecateFunction(getOuterId,
+  'require("window-utils").getOuterId is deprecated, ' +
+  'please use require("sdk/window/utils").getOuterId instead'
+);
+
+exports.isBrowser = deprecateFunction(isBrowser,
+  'require("window-utils").isBrowser is deprecated, ' +
+  'please use require("sdk/window/utils").isBrowser instead'
+);
+
+exports.hiddenWindow = appShellService.hiddenDOMWindow;