Adding ChromeVox as a component extensions (enabled only for ChromeOS, for no...

chrome/browser/resources/access_chromevox/scripts/gmail.js

+// Copyright (c) 2011 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.
+
+goog.provide('cvox.ChromeVoxGmail');
+
+goog.require('cvox.ChromeVox');
+goog.require('cvox.GmailApi');
+
+
+/**
+ * @fileoverview Script for enhancing Gmail.
+ */
+cvox.ChromeVoxGmail = { };
+
+/**
+ * Collection of strings to be spoken to the user.
+ * @type {Object}
+ */
+cvox.ChromeVoxGmail.STRINGS = {
+  STARRED: 'Starred.',
+  NOT_STARRED: 'Not starred.',
+  SELECTED: 'Selected.',
+  NOT_SELECTED: 'Not selected.',
+  UNREAD: 'Unread.'
+};
+
+/**
+ * Listener for responding to GMail events.
+ * @type {Object}
+ */
+cvox.ChromeVoxGmail.listener = null;
+
+/**
+ * Initializes the Gmail script.
+ */
+cvox.ChromeVoxGmail.init = function() {
+  cvox.ChromeVoxGmail.listener = new GmailListener();
+
+  cvox.ChromeVoxGmail.listener.onNavigatedToNewThread = function(threadObj) {
+    var threadInfo = '';
+    if (threadObj.isSelected()) {
+      threadInfo = threadInfo + cvox.ChromeVoxGmail.STRINGS.SELECTED + ' ';
+    }
+    if (threadObj.isStarred()) {
+      threadInfo = threadInfo + cvox.ChromeVoxGmail.STRINGS.STARRED + ' ';
+    }
+    if (!threadObj.isRead()) {
+      threadInfo = threadInfo + cvox.ChromeVoxGmail.STRINGS.UNREAD + ' ';
+    }
+    var threadSnippet = cvox.DomUtil.getText(threadObj.getNode());
+    cvox.ChromeVox.tts.speak(threadInfo + threadSnippet, 0, null);
+    var syncTarget = threadObj.getNode().firstChild;
+    cvox.ChromeVox.navigationManager.syncToNode(syncTarget);
+  };
+
+  cvox.ChromeVoxGmail.listener.onNavigatedToNewMessage = function(messageObj) {
+    var messageInfo = '';
+    if (messageObj.isStarred()) {
+      messageInfo = messageInfo + cvox.ChromeVoxGmail.STRINGS.STARRED + ' ';
+    }
+    var threadSnippet = cvox.DomUtil.getText(messageObj.getNode());
+    cvox.ChromeVox.tts.speak(messageInfo + threadSnippet, 0, null);
+    var syncTarget = messageObj.getNode().firstChild;
+    cvox.ChromeVox.navigationManager.syncToNode(syncTarget);
+  };
+
+  cvox.ChromeVoxGmail.listener.onNavigatedToNewSearchCompletion =
+      function(searchCompletionObj) {
+    var searchCompletionText = cvox.DomUtil.getText(
+        searchCompletionObj.getNode());
+    cvox.ChromeVox.tts.speak(searchCompletionText, 0, null);
+  };
+
+  cvox.ChromeVoxGmail.listener.onStatusChangeEvent = function(status, message) {
+    switch (status) {
+      case GmailListener.STATUS.Starred:
+        cvox.ChromeVox.tts.speak(cvox.ChromeVoxGmail.STRINGS.STARRED, 0, null);
+        break;
+      case GmailListener.STATUS.NotStarred:
+        cvox.ChromeVox.tts.speak(cvox.ChromeVoxGmail.STRINGS.NOT_STARRED, 0,
+            null);
+        break;
+      case GmailListener.STATUS.Selected:
+        cvox.ChromeVox.tts.speak(cvox.ChromeVoxGmail.STRINGS.SELECTED, 0, null);
+        break;
+      case GmailListener.STATUS.NotSelected:
+        cvox.ChromeVox.tts.speak(cvox.ChromeVoxGmail.STRINGS.NOT_SELECTED, 0,
+            null);
+        break;
+      case GmailListener.STATUS.Notification:
+        cvox.ChromeVox.tts.speak(message, 0, null);
+        break;
+    }
+  };
+
+  GmailApi.setGmailEventListener(cvox.ChromeVoxGmail.listener);
+};
+
+window.setTimeout(cvox.ChromeVoxGmail.init, 500);