ui/keyboard/resources/api_adapter.js

   1 // Copyright 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 /**
   6  * Queries the document for an element with a matching id.
   7  * @param {string} id is a case-sensitive string representing the unique ID of
   8  *     the element being sought.
   9  * @return {?Element} The element with that id.
  10  */
  11 var $ = function(id) {
  12   return document.getElementById(id);
  13 }
  14
  15 function logIfError() {
  16   if (chrome.runtime.lastError) {
  17     console.log(chrome.runtime.lastError);
  18   }
  19 }
  20
  21 function insertText(text) {
  22   chrome.virtualKeyboardPrivate.insertText(text, logIfError);
  23 }
  24
  25 function MoveCursor(swipe_direction, swipe_flags) {
  26   chrome.virtualKeyboardPrivate.moveCursor(swipe_direction, swipe_flags);
  27 }
  28
  29 function sendKeyEvent(event) {
  30   chrome.virtualKeyboardPrivate.sendKeyEvent(event, logIfError);
  31 }
  32
  33 (function(scope) {
  34   var keyboardLocked_ = false;
  35
  36   /**
  37    * Check the lock state of virtual keyboard.
  38    * @return {boolean} True if virtual keyboard is locked.
  39    */
  40   function keyboardLocked() {
  41     return keyboardLocked_;
  42   }
  43
  44   /**
  45    * Lock or unlock virtual keyboard.
  46    * @param {boolean} lock Whether or not to lock the virtual keyboard.
  47    */
  48   function lockKeyboard(lock) {
  49     keyboardLocked_ = lock;
  50     chrome.virtualKeyboardPrivate.lockKeyboard(lock);
  51   }
  52
  53   scope.keyboardLocked = keyboardLocked;
  54   scope.lockKeyboard = lockKeyboard;
  55 })(this);
  56
  57 function hideKeyboard() {
  58   lockKeyboard(false);
  59   chrome.virtualKeyboardPrivate.hideKeyboard(logIfError);
  60 }
  61
  62 function keyboardLoaded() {
  63   chrome.virtualKeyboardPrivate.keyboardLoaded(logIfError);
  64 }
  65
  66 function getKeyboardConfig(callback) {
  67   chrome.virtualKeyboardPrivate.getKeyboardConfig(function (config) {
  68     callback(config);
  69   });
  70 }
  71
  72 chrome.virtualKeyboardPrivate.onTextInputBoxFocused.addListener(
  73   function (inputContext) {
  74     $('keyboard').inputTypeValue = inputContext.type;
  75   }
  76 );