ash/shelf/shelf_alignment_menu.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_ALIGNMENT_MENU_H_
   6 #define ASH_SHELF_SHELF_ALIGNMENT_MENU_H_
   7
   8 #include "ash/ash_export.h"
   9 #include "base/basictypes.h"
  10 #include "ui/base/models/simple_menu_model.h"
  11
  12 namespace aura {
  13 class RootWindow;
  14 }
  15
  16 namespace ash {
  17
  18 // Submenu for choosing the alignment of the launcher.
  19 class ASH_EXPORT ShelfAlignmentMenu : public ui::SimpleMenuModel,
  20                                       public ui::SimpleMenuModel::Delegate {
  21  public:
  22   explicit ShelfAlignmentMenu(aura::Window* root);
  23   virtual ~ShelfAlignmentMenu();
  24
  25   // ui::SimpleMenuModel::Delegate overrides:
  26   virtual bool IsCommandIdChecked(int command_id) const OVERRIDE;
  27   virtual bool IsCommandIdEnabled(int command_id) const OVERRIDE;
  28   virtual bool GetAcceleratorForCommandId(
  29       int command_id,
  30       ui::Accelerator* accelerator) OVERRIDE;
  31   virtual void ExecuteCommand(int command_id, int event_flags) OVERRIDE;
  32
  33  private:
  34   enum MenuItem {
  35     // Offset so as not to interfere with other menus.
  36     MENU_ALIGN_LEFT = 500,
  37     MENU_ALIGN_RIGHT,
  38     MENU_ALIGN_BOTTOM,
  39   };
  40
  41   aura::Window* root_window_;
  42
  43   DISALLOW_COPY_AND_ASSIGN(ShelfAlignmentMenu);
  44 };
  45
  46 }  // namespace ash
  47
  48 #endif  // ASH_SHELF_SHELF_ALIGNMENT_MENU_H_