[MD Bookmarks] Double Click

chrome/browser/resources/md_bookmarks/store.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.
 
 var BookmarksStore = Polymer({
   is: 'bookmarks-store',
 
   properties: {
     /** @type {BookmarkTreeNode} */
     rootNode: {
@@ skipping 232 matching lines @@
     var startIndex, endIndex;
     if (this.anchorIndex_ == null) {
       this.anchorIndex_ = this.getIndexInList_(item);
       startIndex = this.anchorIndex_;
       endIndex = this.anchorIndex_;
     } else {
       var selectedIndex = this.getIndexInList_(item);
       startIndex = Math.min(this.anchorIndex_, selectedIndex);
       endIndex = Math.max(this.anchorIndex_, selectedIndex);
     }
-    for (var i = startIndex; i <= endIndex; i++)
+    for (var i = startIndex; i <= endIndex; i++) {

[tsergeant, 2017/02/02 03:21:01]

Nit: May as well revert these {} changes for now.

[jiaxi, 2017/02/02 03:54:46]

Done.

       this.set('displayedList.#' + i + '.isSelectedItem', true);
+    }
   },
 
   /**
    * Selects a single item in the displayedList.
    * @param {BookmarkTreeNode} item
    * @private
    */
   selectItem_: function(item) {
     this.anchorIndex_ = this.getIndexInList_(item);
     this.set('displayedList.#' + this.anchorIndex_ + '.isSelectedItem', true);
@@ skipping 88 matching lines @@
     // Deselect the old folder if defined.
     if (this.selectedId && this.idToNodeMap_[this.selectedId])
       this.set(
           this.idToNodeMap_[this.selectedId].path + '.isSelectedFolder', false);
 
     // Check if the selected id is that of a defined folder.
     var id = /** @type {string} */ (e.detail);
     if (!this.idToNodeMap_[id] || this.idToNodeMap_[id].url)
       id = this.rootNode.children[0].id;
 
-    var newFolder = this.idToNodeMap_[id];
-    this.set(newFolder.path + '.isSelectedFolder', true);
+    var folder = this.idToNodeMap_[id];
+    this.set(folder.path + '.isSelectedFolder', true);
     this.selectedId = id;
+    while (folder.parentId) {
+      folder = this.idToNodeMap_[folder.parentId];
+      if (folder.isOpen)
+        continue;
+
+      this.fire('folder-open-changed', {
+        id: folder.id,
+        open: true,
+      });
+    }
   },
 
   /**
    * Handles events that open and close folders.
    * @param {CustomEvent} e
    * @private
    */
   onFolderOpenChanged_: function(e) {
     var folder = this.idToNodeMap_[e.detail.id];
     this.set(folder.path + '.isOpen', e.detail.open);
@@ skipping 49 matching lines @@
     idToNodeMap[bookmarkNode.id] = bookmarkNode;
 
   if (bookmarkNode.url)
     return;
 
   bookmarkNode.isSelectedFolder = false;
   bookmarkNode.isOpen = true;
   for (var i = 0; i < bookmarkNode.children.length; i++)
     BookmarksStore.initNodes(bookmarkNode.children[i], idToNodeMap);
 };