Base version of HID detection OOBE screen.

chrome/browser/resources/chromeos/login/oobe_screen_hid_detection.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 Oobe HID detection screen implementation.
  */
 
 login.createScreen('HIDDetectionScreen', 'hid-detection', function() {
   return {
+    EXTERNAL_API: [
+      'setPointingDeviceState',
+      'setKeyboardDeviceState',
+    ],
+
+  /**
+   * Enumeration of possible states during pairing.  The value associated with
+   * each state maps to a localized string in the global variable
+   * |loadTimeData|.
+   * @enum {string}
+   */
+   PAIRING: {
+    STARTUP: 'bluetoothStartConnecting',
+    ENTER_PIN_CODE: 'bluetoothEnterPinCode',
+    ENTER_PASSKEY: 'bluetoothEnterPasskey',
+    REMOTE_PIN_CODE: 'bluetoothRemotePinCode',
+    REMOTE_PASSKEY: 'bluetoothRemotePasskey',
+    CONFIRM_PASSKEY: 'bluetoothConfirmPasskey',
+    CONNECT_FAILED: 'bluetoothConnectFailed',
+    CANCELED: 'bluetoothPairingCanceled',
+    // Pairing dismissed(succeeded or canceled).
+    DISMISSED: 'bluetoothPairingDismissed'
+  },
+
     /**
      * Button to move to usual OOBE flow after detection.
      * @private
      */
     continueButton_: null,
 
     /**
      * Buttons in oobe wizard's button strip.
      * @type {array} Array of Buttons.
      */
@@ skipping 14 matching lines @@
     },
 
     /**
      * Returns a control which should receive an initial focus.
      */
     get defaultControl() {
       return this.continueButton_;
     },
 
     /**
+     * Sets a device-block css class to reflect device state of searching,
+     * connected, pairing or paired (for BT devices).
+     * @param {blockId} id one of 'hid-mouse-block' or 'hid-keyboard-block'.
+     * @param {state} one of 'searching', 'connected', 'pairing', 'paired'.
+     * @private
+     */
+    setDeviceBlockState_: function(blockId, state) {
+      var deviceBlock = $(blockId);
+      var states = ['searching', 'connected', 'pairing', 'paired'];
+      for (var i = 0; i < states.length; ++i) {
+        if (states[i] != state)
+          deviceBlock.classList.remove(states[i]);
+      }
+      deviceBlock.classList.add(state);
+    },
+
+    /**
+     * Sets state for mouse-block.
+     * @param {state} one of 'searching', 'connected', 'paired'.
+     */
+    setPointingDeviceState: function(state) {
+      if (state === undefined)
+        return;
+      this.setDeviceBlockState_('hid-mouse-block', state);
+    },
+
+    setKeyboardDeviceState: function(data) {
+      if (data === undefined)
+        return;
+      if ('searching' in data) {
+        this.setDeviceBlockState_('hid-keyboard-block', 'searching');
+      } else if ('connected' in data) {
+        this.setDeviceBlockState_('hid-keyboard-block', 'connected');
+      } else if ('paired' in data) {
+        this.setDeviceBlockState_('hid-keyboard-block', 'paired');
+      } else if ('pairing' in data) {
+        this.setDeviceBlockState_('hid-keyboard-block', 'pairing');
+        $('hid-keyboard-label-pairing').textContent = data['keyboard-label'];
+        if (data['pairing'] == this.PAIRING.REMOTE_PIN_CODE) {
+          // remove pincode pictures if exist.
+          var pincodeBlock = $('hid-keyboard-pincode');
+          while (pincodeBlock.firstChild.id != 'hid-keyboard-pincode-enter') {
+            pincodeBlock.removeChild(pincodeBlock.firstChild);
+          }
+          for (var i = 0, len = data['pincode'].length; i < len; i++) {
+            var pincodeSymbol = this.ownerDocument.createElement('div');
+            pincodeSymbol.textContent = data['pincode'][i];
+            pincodeSymbol.classList.add('bluetooth-keyboard-button');
+            $('hid-keyboard-pincode').insertBefore(
+                pincodeSymbol, $('hid-keyboard-pincode-enter'));
+          }
+        }
+      }
+    },
+
+
+    /**
      * Event handler that is invoked just before the screen in shown.
      * @param {Object} data Screen init payload.
      */
     onBeforeShow: function(data) {
       $('hid-continue-button').disabled = true;
+      this.setDeviceBlockState_('hid-mouse-block', 'searching');
+      this.setDeviceBlockState_('hid-keyboard-block', 'searching');
     },
+
+    addBluetoothDevice: function(device) {
+        // One device can be in the process of pairing.  If found, display
+        // the Bluetooth pairing overlay.
+        if (device.pairing)
+          this.showPairingLayout(device);
+    },
+
+    /**
+     * Displays the pairing overlay.
+     * @param {Object} device Description of the Bluetooth device.
+     */
+    showPairingLayout: function(device) {
+      BluetoothPairing.getInstance().update(device);
+      OptionsPage.showPageByName('bluetoothPairing', false);
+    },
+
   };
 });