Single pod autofocus disabled for touch view mode. Delegate class created for ash interactions.

ui/login/account_picker/screen_account_picker.js

 // Copyright 2014 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.
 
 /**
  * @fileoverview Account picker screen implementation.
  */
 
 login.createScreen('AccountPickerScreen', 'account-picker', function() {
   /**
@@ skipping 11 matching lines @@
       'setShouldShowApps',
       'showAppError',
       'updateUserImage',
       'setCapsLockState',
       'forceLockedUserPodFocus',
       'removeUser',
       'showBannerMessage',
       'showUserPodCustomIcon',
       'hideUserPodCustomIcon',
       'setAuthType',
+      'setTouchViewState',
       'showEasyUnlockBubble',
       'setPublicSessionDisplayName',
       'setPublicSessionLocales',
       'setPublicSessionKeyboardLayouts',
     ],
 
     preferredWidth_: 0,
     preferredHeight_: 0,
 
     // Whether this screen is shown for the first time.
@@ skipping 54 matching lines @@
     /**
      * Event handler that is invoked just before the frame is shown.
      * @param {string} data Screen init payload.
      */
     onBeforeShow: function(data) {
       chrome.send('loginUIStateChanged', ['account-picker', true]);
       $('login-header-bar').signinUIState = SIGNIN_UI_STATE.ACCOUNT_PICKER;
       chrome.send('hideCaptivePortal');
       var podRow = $('pod-row');
       podRow.handleBeforeShow();
+      if (data !== undefined && data.touchViewEnabled) {

[Nikita (slow), 2014/08/14 15:48:00]

nit: Drop {}

[merkulova, 2014/08/14 15:56:02]

Done.

+        this.setTouchViewState(data.touchViewEnabled);
+      }
 
       // In case of the preselected pod onShow will be called once pod
       // receives focus.
       if (!podRow.preselectedPod)
         this.onShow();
     },
 
     /**
      * Event handler invoked when the page is shown and ready.
      */
@@ skipping 185 matching lines @@
      * @param {string} username Username of selected user
      * @param {number} authType Authentication type, must be a valid value in
      *                          the AUTH_TYPE enum in user_pod_row.js.
      * @param {string} value The initial value to use for authentication.
      */
     setAuthType: function(username, authType, value) {
       $('pod-row').setAuthType(username, authType, value);
     },
 
     /**
+     * Sets the state of touch view mode.
+     * @param {boolean} isTouchViewEnabled true if the mode is on.
+     */
+    setTouchViewState: function(isTouchViewEnabled) {
+      $('pod-row').setTouchViewState(isTouchViewEnabled);
+    },
+
+    /**
      * Shows a tooltip bubble explaining Easy Unlock.
      */
     showEasyUnlockBubble: function() {
       $('pod-row').showEasyUnlockBubble();
     },
 
     /**
      * Updates the display name shown on a public session pod.
      * @param {string} userID The user ID of the public session
      * @param {string} displayName The new display name
@@ skipping 26 matching lines @@
      * @param {string} locale The locale to which this list of keyboard layouts
      *     applies
      * @param {!Object} list List of available keyboard layouts
      */
     setPublicSessionKeyboardLayouts: function(userID, locale, list) {
       $('pod-row').setPublicSessionKeyboardLayouts(userID, locale, list);
     }
   };
 });