| // 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_EXTENSIONS_API_SYSTEM_DISPLAY_DISPLAY_INFO_PROVIDER_H_ |
| #define CHROME_BROWSER_EXTENSIONS_API_SYSTEM_DISPLAY_DISPLAY_INFO_PROVIDER_H_ |
| |
| #include <string> |
| #include <vector> |
| |
| #include "chrome/common/extensions/api/system_display.h" |
| |
| namespace gfx { |
| class Display; |
| } |
| |
| namespace extensions { |
| |
| typedef std::vector<linked_ptr< |
| api::system_display::DisplayUnitInfo> > DisplayInfo; |
| |
| class DisplayInfoProvider { |
| public : |
| static DisplayInfoProvider* Get(); |
| |
| DisplayInfoProvider(); |
| virtual ~DisplayInfoProvider(); |
| |
| // This is for tests that run in its own process (e.g. browser_tests). |
| // Using this in other tests (e.g. unit_tests) will result in DCHECK failure. |
| static void InitializeForTesting(DisplayInfoProvider* display_info_provider); |
| |
| DisplayInfo GetAllDisplaysInfo(); |
| |
| virtual bool SetInfo(const std::string& display_id, |
| const api::system_display::DisplayProperties& info, |
| std::string* error); |
| |
| private: |
| // Update the content of the |unit| obtained for |display| using |
| // platform specific method. |
| virtual void UpdateDisplayUnitInfoForPlatform( |
| const gfx::Display& display, |
| extensions::api::system_display::DisplayUnitInfo* unit); |
| |
| DISALLOW_COPY_AND_ASSIGN(DisplayInfoProvider); |
| }; |
| |
| } // namespace extensions |
| |
| #endif // CHROME_BROWSER_EXTENSIONS_API_SYSTEM_DISPLAY_DISPLAY_INFO_PROVIDER_H_ |