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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 CHROME_BROWSER_EXTENSIONS_API_SYSTEM_DISPLAY_DISPLAY_INFO_PROVIDER_H_ | |
6 #define CHROME_BROWSER_EXTENSIONS_API_SYSTEM_DISPLAY_DISPLAY_INFO_PROVIDER_H_ | |
7 | |
8 #include <string> | |
9 #include <vector> | |
10 | |
11 #include "chrome/common/extensions/api/system_display.h" | |
12 | |
13 namespace gfx { | |
14 class Display; | |
15 } | |
16 | |
17 namespace extensions { | |
18 | |
19 typedef std::vector<linked_ptr< | |
20 api::system_display::DisplayUnitInfo> > DisplayInfo; | |
21 | |
22 class DisplayInfoProvider { | |
23 public : | |
24 static DisplayInfoProvider* Get(); | |
25 | |
26 DisplayInfoProvider(); | |
27 virtual ~DisplayInfoProvider(); | |
28 | |
29 // This is for tests that run in its own process (e.g. browser_tests). | |
30 // Using this in other tests (e.g. unit_tests) will result in DCHECK failure. | |
31 static void InitializeForTesting(DisplayInfoProvider* display_info_provider); | |
32 | |
33 DisplayInfo GetAllDisplaysInfo(); | |
34 | |
35 virtual bool SetInfo(const std::string& display_id, | |
36 const api::system_display::DisplayProperties& info, | |
37 std::string* error); | |
38 | |
39 private: | |
40 // Update the content of the |unit| obtained for |display| using | |
41 // platform specific method. | |
42 virtual void UpdateDisplayUnitInfoForPlatform( | |
43 const gfx::Display& display, | |
44 extensions::api::system_display::DisplayUnitInfo* unit); | |
45 | |
46 DISALLOW_COPY_AND_ASSIGN(DisplayInfoProvider); | |
47 }; | |
48 | |
49 } // namespace extensions | |
50 | |
51 #endif // CHROME_BROWSER_EXTENSIONS_API_SYSTEM_DISPLAY_DISPLAY_INFO_PROVIDER_H_ | |
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