ash/shelf/shelf_menu_model.h

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef ASH_SHELF_SHELF_MENU_MODEL_H_
   6 #define ASH_SHELF_SHELF_MENU_MODEL_H_
   7
   8 #include "ash/ash_export.h"
   9 #include "ui/base/models/simple_menu_model.h"
  10
  11 namespace ash {
  12
  13 // A special menu model which keeps track of an "active" menu item.
  14 class ASH_EXPORT ShelfMenuModel : public ui::SimpleMenuModel {
  15  public:
  16   explicit ShelfMenuModel(ui::SimpleMenuModel::Delegate* delegate)
  17       : ui::SimpleMenuModel(delegate) {}
  18
  19   // Returns |true| when the given |command_id| is active and needs to be drawn
  20   // in a special state.
  21   virtual bool IsCommandActive(int command_id) const = 0;
  22
  23  private:
  24   DISALLOW_COPY_AND_ASSIGN(ShelfMenuModel);
  25 };
  26
  27 }  // namespace ash
  28
  29 #endif  // ASH_SHELF_SHELF_MENU_MODEL_H_