[MD Bookmarks] Double Click

chrome/browser/resources/md_bookmarks/store.js

Index: chrome/browser/resources/md_bookmarks/store.js
diff --git a/chrome/browser/resources/md_bookmarks/store.js b/chrome/browser/resources/md_bookmarks/store.js
index 16a22a44ddb95fbbe919a4f34491a7938e48318c..5cf9a003ed60db8463eb8e93fb7ea1862f3a69ce 100644
--- a/chrome/browser/resources/md_bookmarks/store.js
+++ b/chrome/browser/resources/md_bookmarks/store.js
@@ -45,6 +45,9 @@ var BookmarksStore = Polymer({
 
     /** @type {Set<string>} */
     searchResultSet_: Object,
+
+    /** @type {Set<number>} */
+    selectedIndexSet_: Object,
   },
 
   /** @private {Object} */
@@ -54,6 +57,7 @@ var BookmarksStore = Polymer({
   attached: function() {
     this.documentListeners_ = {
       'folder-open-changed': this.onFolderOpenChanged_.bind(this),
+      'open-item': this.onItemOpened_.bind(this),
       'search-term-changed': this.onSearchTermChanged_.bind(this),
       'select-item': this.onItemSelected_.bind(this),
       'selected-folder-changed': this.onSelectedFolderChanged_.bind(this),
@@ -92,6 +96,7 @@ var BookmarksStore = Polymer({
     this.rootNode = rootNode;
     this.idToNodeMap_ = {};
     this.rootNode.path = 'rootNode';
+    this.selectedIndexSet_ = new Set();
     BookmarksStore.generatePaths(rootNode, 0);
     BookmarksStore.initNodes(this.rootNode, this.idToNodeMap_);
 
@@ -187,6 +192,8 @@ var BookmarksStore = Polymer({
     if (!this.displayedList)
       return;
 
+    this.selectedIndexSet_.clear();
+
     for (var i = 0; i < this.displayedList.length; i++) {
       if (!this.displayedList[i].isSelectedItem)
         continue;
@@ -250,8 +257,10 @@ var BookmarksStore = Polymer({
       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++) {
       this.set('displayedList.#' + i + '.isSelectedItem', true);
+      this.selectedIndexSet_.add(i);
+    }
   },
 
   /**
@@ -262,6 +271,7 @@ var BookmarksStore = Polymer({
   selectItem_: function(item) {
     this.anchorIndex_ = this.getIndexInList_(item);
     this.set('displayedList.#' + this.anchorIndex_ + '.isSelectedItem', true);
+    this.selectedIndexSet_.add(this.anchorIndex_);
   },
 
   //////////////////////////////////////////////////////////////////////////////
@@ -360,9 +370,19 @@ var BookmarksStore = Polymer({
     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,
+      });
+    }
   },
 
   /**
@@ -391,6 +411,27 @@ var BookmarksStore = Polymer({
     else
       this.selectItem_(e.detail.item);
   },
+
+  /**
+   * @param {CustomEvent} e
+   * @private
+   */
+  onItemOpened_: function(e) {
+    if (this.selectedIndexSet_.size == 1) {
+      // do the single event here
+      if (!e.detail.item.url)
+        this.fire('selected-folder-changed', e.detail.item.id);
+      else
+        chrome.tabs.create({url: e.detail.item.url});
+    } else {
+      for (let index of this.selectedIndexSet_) {
+        if (!this.displayedList[index].url)
+          continue;
+
+        chrome.tabs.create({url: this.displayedList[index].url});
+      }
+    }
+  },
 });
 
 ////////////////////////////////////////////////////////////////////////////////