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Side by Side Diff: chrome/browser/extensions/api/system_display/display_info_provider.h

Issue 389633002: Move system.* family of APIs to extensions/ (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Better comments Created 6 years, 5 months ago
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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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