MD Bookmarks: Make shortcuts for select all/deselect all global

chrome/browser/resources/md_bookmarks/command_manager.js

 // Copyright 2017 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 Element which shows context menus and handles keyboard
  * shortcuts.
  */
 cr.define('bookmarks', function() {
 
@@ skipping 57 matching lines @@
       this.addShortcut_(Command.EDIT, 'F2', 'Enter');
       this.addShortcut_(Command.COPY, 'Ctrl|c', 'Meta|c');
       this.addShortcut_(Command.DELETE, 'Delete', 'Delete Backspace');
 
       this.addShortcut_(Command.OPEN, 'Enter', 'Meta|ArrowDown Meta|o');
       this.addShortcut_(Command.OPEN_NEW_TAB, 'Ctrl|Enter', 'Meta|Enter');
       this.addShortcut_(Command.OPEN_NEW_WINDOW, 'Shift|Enter');
 
       this.addShortcut_(Command.UNDO, 'Ctrl|z', 'Meta|z');
       this.addShortcut_(Command.REDO, 'Ctrl|y Ctrl|Shift|Z', 'Meta|Shift|Z');
+
+      this.addShortcut_(Command.SELECT_ALL, 'Ctrl|a', 'Meta|a');
+      this.addShortcut_(Command.DESELECT_ALL, 'Escape');
     },
 
     detached: function() {
       CommandManager.instance_ = null;
       document.removeEventListener('open-item-menu', this.boundOnOpenItemMenu_);
       document.removeEventListener('command-undo', this.boundOnCommandUndo_);
       document.removeEventListener('keydown', this.boundOnKeydown_);
     },
 
     /**
@@ skipping 34 matching lines @@
      * @param {!Set<string>} itemIds
      * @return {boolean}
      */
     canExecute: function(command, itemIds) {
       switch (command) {
         case Command.OPEN:
           return itemIds.size > 0;
         case Command.UNDO:
         case Command.REDO:
           return this.globalCanEdit_;
+        case Command.SELECT_ALL:
+        case Command.DESELECT_ALL:
+          return true;
         default:
           return this.isCommandVisible_(command, itemIds) &&
               this.isCommandEnabled_(command, itemIds);
       }
     },
 
     /**
      * @param {Command} command
      * @param {!Set<string>} itemIds
      * @return {boolean} True if the command should be visible in the context
@@ skipping 97 matching lines @@
                 return !node.url;
               });
           if (isFolder) {
             var folderId = Array.from(itemIds)[0];
             this.dispatch(
                 bookmarks.actions.selectFolder(folderId, state.nodes));
           } else {
             this.openUrls_(this.expandUrls_(itemIds), command);
           }
           break;
+        case Command.SELECT_ALL:
+          var displayedIds = bookmarks.util.getDisplayedList(state);
+          this.dispatch(bookmarks.actions.selectAll(displayedIds, state));
+          break;
+        case Command.DESELECT_ALL:
+          this.dispatch(bookmarks.actions.deselectItems());
+          break;
         default:
           assert(false);
       }
     },
 
     /**
      * @param {!Event} e
      * @param {!Set<string>} itemIds
      * @return {boolean} True if the event was handled, triggering a keyboard
      *     shortcut.
@@ skipping 235 matching lines @@
 
   /** @return {!bookmarks.CommandManager} */
   CommandManager.getInstance = function() {
     return assert(CommandManager.instance_);
   };
 
   return {
     CommandManager: CommandManager,
   };
 });