| // Copyright 2013 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. |
| |
| #ifndef CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_SCREENLOCK_ICON_PROVIDER_H_ |
| #define CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_SCREENLOCK_ICON_PROVIDER_H_ |
| |
| #include <map> |
| |
| #include "base/macros.h" |
| #include "base/memory/weak_ptr.h" |
| #include "ui/gfx/image/image.h" |
| |
| namespace chromeos { |
| |
| // Stores icon images used by the screenlockPrivate API. This class is |
| // separate from ScreenlockIconSource for finer memory management. |
| class ScreenlockIconProvider |
| : public base::SupportsWeakPtr<ScreenlockIconProvider> { |
| public: |
| ScreenlockIconProvider(); |
| ~ScreenlockIconProvider(); |
| |
| // Adds an icon image for |username| to be stored. |
| void AddIcon(const std::string& username, const gfx::Image& icon); |
| |
| // Removes icon image for |username|. |
| void RemoveIcon(const std::string& username); |
| |
| // Returns the icon image set for |username|. If no icon is found, then |
| // this function returns an empty image. |
| gfx::Image GetIcon(const std::string& username); |
| |
| // Removes all stored icon images. |
| void Clear(); |
| |
| private: |
| // Map of icons for the user pod buttons set by screenlockPrivate.showButton. |
| std::map<std::string, gfx::Image> user_icon_map_; |
| |
| DISALLOW_COPY_AND_ASSIGN(ScreenlockIconProvider); |
| }; |
| |
| } // namespace chromeos |
| |
| #endif // CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_SCREENLOCK_ICON_PROVIDER_H_ |