OLD | NEW |
| (Empty) |
1 // Copyright (c) 2010 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 APP_WIN_SCOPED_COM_INITIALIZER_H_ | |
6 #define APP_WIN_SCOPED_COM_INITIALIZER_H_ | |
7 #pragma once | |
8 | |
9 #include "base/basictypes.h" | |
10 #include "build/build_config.h" | |
11 | |
12 #if defined(OS_WIN) | |
13 | |
14 #include <objbase.h> | |
15 | |
16 namespace app { | |
17 namespace win { | |
18 | |
19 // Initializes COM in the constructor (STA), and uninitializes COM in the | |
20 // destructor. | |
21 class ScopedCOMInitializer { | |
22 public: | |
23 ScopedCOMInitializer() : hr_(CoInitialize(NULL)) { | |
24 } | |
25 | |
26 ScopedCOMInitializer::~ScopedCOMInitializer() { | |
27 if (SUCCEEDED(hr_)) | |
28 CoUninitialize(); | |
29 } | |
30 | |
31 private: | |
32 HRESULT hr_; | |
33 | |
34 DISALLOW_COPY_AND_ASSIGN(ScopedCOMInitializer); | |
35 }; | |
36 | |
37 } // namespace win | |
38 } // namespace app | |
39 | |
40 #else | |
41 | |
42 namespace app { | |
43 namespace win { | |
44 | |
45 // Do-nothing class for other platforms. | |
46 class ScopedCOMInitializer { | |
47 public: | |
48 ScopedCOMInitializer() {} | |
49 ~ScopedCOMInitializer() {} | |
50 | |
51 private: | |
52 DISALLOW_COPY_AND_ASSIGN(ScopedCOMInitializer); | |
53 }; | |
54 | |
55 } // namespace win | |
56 } // namespace app | |
57 | |
58 #endif | |
59 | |
60 #endif // APP_WIN_SCOPED_COM_INITIALIZER_H_ | |
OLD | NEW |