Bluetooth UI update.

chrome/browser/resources/options/chromeos/system_options.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.
 
 cr.define('options', function() {
 
   var OptionsPage = options.OptionsPage;
   var RepeatingButton = cr.ui.RepeatingButton;
 
   /////////////////////////////////////////////////////////////////////////////
@@ skipping 33 matching lines @@
       }
 
       options.system.bluetooth.BluetoothListElement.decorate(
           $('bluetooth-device-list'));
 
       // TODO(kevers): Populate list of connected bluetooth devices.
       //               Set state of 'Enable bluetooth' checkbox.
       $('bluetooth-find-devices').onclick = function(event) {
         findBluetoothDevices_();
       };
-      $('enable-bluetooth-check').onchange = function(event) {
-        chrome.send('bluetoothEnableChange',
-                    [Boolean($('enable-bluetooth-check').checked)]);
+      $('enable-bluetooth').onclick = function(event) {
+        chrome.send('bluetoothEnableChange', [Boolean(true)]);
       };
-
+      $('disable-bluetooth').onclick = function(event) {
+        chrome.send('bluetoothEnableChange', [Boolean(false)]);
+      };
       $('language-button').onclick = function(event) {
         OptionsPage.navigateToPage('language');
       };
       $('modifier-keys-button').onclick = function(event) {
         OptionsPage.navigateToPage('languageCustomizeModifierKeysOverlay');
       };
       $('accesibility-check').onchange = function(event) {
         chrome.send('accessibilityChange',
                     [String($('accesibility-check').checked)]);
       };
@@ skipping 67 matching lines @@
   SystemOptions.showBluetoothSettings = function() {
     $('bluetooth-devices').hidden = false;
   };
 
   /**
    * Sets the state of the checkbox indicating if bluetooth is turned on. The
    * state of the "Find devices" button and the list of discovered devices may
    * also be affected by a change to the state.
    * @param {boolean} checked Flag Indicating if Bluetooth is turned on.
    */
-  SystemOptions.setBluetoothCheckboxState = function(checked) {
-    $('enable-bluetooth-check').checked = checked;
-    $('bluetooth-find-devices').disabled = !checked;
+  SystemOptions.setBluetoothState = function(checked) {
+    $('disable-bluetooth').hidden = !checked;
+    $('enable-bluetooth').hidden = checked;
+    $('bluetooth-finder-container').hidden = !checked;
+    $('no-bluetooth-devices-label').hidden = !checked;
+    if (!checked) {
+      setVisibility_('bluetooth-scanning-label', false);
+      setVisibility_('bluetooth-scanning-icon', false);
+    }
     // Flush list of previously discovered devices if bluetooth is turned off.
     if (!checked) {
       var devices = $('bluetooth-device-list').childNodes;
       for (var i = devices.length - 1; i >= 0; i--) {
         var device = devices.item(i);
         $('bluetooth-device-list').removeChild(device);
       }
     }
   }
 
   /**
    * Adds an element to the list of available bluetooth devices. If an element
    * with a matching address is found, the existing element is updated.
    * @param {{name: string,
    *          address: string,
    *          icon: string,
    *          paired: boolean,
    *          connected: boolean}} device
    *     Decription of the bluetooth device.
    */
   SystemOptions.addBluetoothDevice = function(device) {
-    $('bluetooth-device-list').appendDevice(device);
+    if ($('bluetooth-device-list').appendDevice(device))
+      $('no-bluetooth-devices-label').hidden = true;
   };
 
   /**
    * Hides the scanning label and icon that are used to indicate that a device
    * search is in progress.
    */
   SystemOptions.notifyBluetoothSearchComplete = function() {
     setVisibility_('bluetooth-scanning-label', false);
     setVisibility_('bluetooth-scanning-icon', false);
   };
 
   /**
    * Displays the Touchpad Controls section when we detect a touchpad.
    */
   SystemOptions.showTouchpadControls = function() {
     $('touchpad-controls').hidden = false;
   };
 
   // Export
   return {
     SystemOptions: SystemOptions
   };
 
 });