chrome/browser/ui/ash/launcher/chrome_launcher_app_menu_item.h

   1 // Copyright (c) 2012 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 CHROME_BROWSER_UI_ASH_LAUNCHER_CHROME_LAUNCHER_APP_MENU_ITEM_H_
   6 #define CHROME_BROWSER_UI_ASH_LAUNCHER_CHROME_LAUNCHER_APP_MENU_ITEM_H_
   7
   8 #include "base/strings/string16.h"
   9 #include "ui/gfx/image/image.h"
  10
  11 // A description for a menu item. It contains the menu item description as well
  12 // as the function which gets executed upon menu item click.
  13 class ChromeLauncherAppMenuItem {
  14  public:
  15   // To insert a separator before this item set |has_leading_separator|.
  16   ChromeLauncherAppMenuItem(const base::string16 title,
  17                             const gfx::Image* icon,
  18                             bool has_leading_separator);
  19
  20   virtual ~ChromeLauncherAppMenuItem();
  21
  22   // Retrieves the title for this menu option.
  23   const base::string16& title() const { return title_; }
  24
  25   // Retrieves the icon for this menu option.
  26   const gfx::Image& icon() const { return icon_; }
  27
  28   // Returns true if a separator should be inserted before this item.
  29   const bool HasLeadingSeparator() const { return has_leading_separator_; }
  30
  31   // Returns true if the item is active.
  32   virtual bool IsActive() const;
  33
  34   // Returns true if item is enabled.
  35   virtual bool IsEnabled() const;
  36
  37   // Executes the option.
  38   // |event_flags| are the flags from the event which issued this command.
  39   // It can be used to check additional keyboard modifiers.
  40   virtual void Execute(int event_flags);
  41
  42  private:
  43   const base::string16 title_;
  44   const gfx::Image icon_;
  45
  46   // True if the item has a separator in front of it.
  47   const bool has_leading_separator_;
  48
  49   DISALLOW_COPY_AND_ASSIGN(ChromeLauncherAppMenuItem);
  50 };
  51 #endif  // CHROME_BROWSER_UI_ASH_LAUNCHER_CHROME_LAUNCHER_APP_MENU_ITEM_H_