components/user_manager/empty_user_info.h

   1 // Copyright 2014 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 COMPONENTS_USER_MANAGER_EMPTY_USER_INFO_H_
   6 #define COMPONENTS_USER_MANAGER_EMPTY_USER_INFO_H_
   7
   8 #include <string>
   9
  10 #include "base/strings/string16.h"
  11 #include "components/user_manager/user_info.h"
  12 #include "components/user_manager/user_manager_export.h"
  13 #include "ui/gfx/image/image_skia.h"
  14
  15 namespace user_manager {
  16
  17 // Trivial implementation of UserInfo interface which triggers
  18 // NOTIMPLEMENTED() for each method.
  19 class USER_MANAGER_EXPORT EmptyUserInfo : public UserInfo {
  20  public:
  21   EmptyUserInfo();
  22   virtual ~EmptyUserInfo();
  23
  24   // UserInfo:
  25   virtual base::string16 GetDisplayName() const OVERRIDE;
  26   virtual base::string16 GetGivenName() const OVERRIDE;
  27   virtual std::string GetEmail() const OVERRIDE;
  28   virtual std::string GetUserID() const OVERRIDE;
  29   virtual const gfx::ImageSkia& GetImage() const OVERRIDE;
  30
  31  private:
  32   const gfx::ImageSkia null_image_;
  33
  34   DISALLOW_COPY_AND_ASSIGN(EmptyUserInfo);
  35 };
  36
  37 }  // namespace user_manager
  38
  39 #endif  // COMPONENTS_USER_MANAGER_EMPTY_USER_INFO_H_