MD Settings: Add display layout

chrome/browser/resources/settings/device_page/display.js

 // Copyright 2016 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
  * 'settings-display' is the settings subpage for display settings.
  *
  * @group Chrome Settings Elements
  */
@@ skipping 14 matching lines @@
   ],
 
   properties: {
     /**
      * Array of displays.
      * @type {!Array<!chrome.system.display.DisplayUnitInfo>}
      */
     displays: Array,
 
     /**
+     * Array of display layouts.
+     * @type {!Array<!chrome.system.display.DisplayLayout>}
+     */
+    layouts: Array,
+
+    /**
      * String listing the ids in displays. Used to observe changes to the
      * display configuration (i.e. when a display is added or removed).
      */
     displayIds: {type: String, observer: 'onDisplayIdsChanged_'},
 
     /** Primary display id */
     primaryDisplayId: String,
 
     /** @type {!chrome.system.display.DisplayUnitInfo|undefined} */
     selectedDisplay: {type: Object, observer: 'selectedDisplayChanged_'},
@@ skipping 55 matching lines @@
   onDisplayIdsChanged_: function() {
     // Close any overscan dialog (which will cancel any overscan operation)
     // if displayIds changes.
     this.showOverscanDialog_(false);
   },
 
   /** @private */
   getDisplayInfo_: function() {
     settings.display.systemDisplayApi.getInfo(
         this.updateDisplayInfo_.bind(this));
+    settings.display.systemDisplayApi.getDisplayLayout(
+        this.updateDisplayLayout_.bind(this));
   },
 
   /**
    * @param {!chrome.system.display.DisplayUnitInfo} selectedDisplay
    * @return {number}
    * @private
    */
   getSelectedModeIndex_: function(selectedDisplay) {
     for (var i = 0; i < selectedDisplay.modes.length; ++i) {
       if (selectedDisplay.modes[i].isSelected)
@@ skipping 80 matching lines @@
     var widthStr = mode.width.toString();
     var heightStr = mode.height.toString();
     if (best)
       return this.i18n('displayResolutionTextBest', widthStr, heightStr);
     else if (mode.isNative)
       return this.i18n('displayResolutionTextNative', widthStr, heightStr);
     return this.i18n('displayResolutionText', widthStr, heightStr);
   },
 
   /**
-   * @param {!{model: !{index: number}, target: !PaperButtonElement}} e
+   * @param {!{detail: number}} e
    * @private
    */
-  onSelectDisplayTap_: function(e) {
-    this.selectedDisplay = this.displays[e.model.index];
+  onSelectDisplay_: function(e) {
+    var index = e.detail;
+    assert(index >= 0);
+    if (index >= this.displays.length)
+      return;
+    this.selectedDisplay = this.displays[e.detail];
     // Force active in case selected display was clicked.
     e.target.active = true;
   },
 
   /** @private */
   onMakePrimaryTap_: function() {
     if (!this.selectedDisplay)
       return;
     if (this.selectedDisplay.id == this.primaryDisplayId)
       return;
@@ skipping 81 matching lines @@
         primaryDisplay = display;
       if (this.selectedDisplay && display.id == this.selectedDisplay.id)
         selectedDisplay = display;
     }
     this.displayIds = displayIds;
     this.primaryDisplayId = (primaryDisplay && primaryDisplay.id) || '';
     this.selectedDisplay = selectedDisplay || primaryDisplay ||
         (this.displays && this.displays[0]);
   },
 
+  /**
+   * @param {!Array<!chrome.system.display.DisplayLayout>} layouts
+   * @private
+   */
+  updateDisplayLayout_(layouts) {
+    this.layouts = layouts;
+  },
+
   /** @private */
   setPropertiesCallback_: function() {
     if (chrome.runtime.lastError) {
       console.error(
           'setDisplayProperties Error: ' + chrome.runtime.lastError.message);
     }
   },
 });