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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef BASE_WIN_SCOPED_BSTR_H_ | 5 #ifndef BASE_WIN_SCOPED_BSTR_H_ |
6 #define BASE_WIN_SCOPED_BSTR_H_ | 6 #define BASE_WIN_SCOPED_BSTR_H_ |
7 #pragma once | 7 #pragma once |
8 | 8 |
9 #include <windows.h> | 9 #include <windows.h> |
10 #include <oleauto.h> | 10 #include <oleauto.h> |
11 | 11 |
12 #include "base/base_api.h" | 12 #include "base/base_export.h" |
13 #include "base/logging.h" | 13 #include "base/logging.h" |
14 #include "base/string16.h" | 14 #include "base/string16.h" |
15 | 15 |
16 namespace base { | 16 namespace base { |
17 namespace win { | 17 namespace win { |
18 | 18 |
19 // Manages a BSTR string pointer. | 19 // Manages a BSTR string pointer. |
20 // The class interface is based on scoped_ptr. | 20 // The class interface is based on scoped_ptr. |
21 class BASE_API ScopedBstr { | 21 class BASE_EXPORT ScopedBstr { |
22 public: | 22 public: |
23 ScopedBstr() : bstr_(NULL) { | 23 ScopedBstr() : bstr_(NULL) { |
24 } | 24 } |
25 | 25 |
26 // Constructor to create a new BSTR. | 26 // Constructor to create a new BSTR. |
27 // | 27 // |
28 // NOTE: Do not pass a BSTR to this constructor expecting ownership to | 28 // NOTE: Do not pass a BSTR to this constructor expecting ownership to |
29 // be transferred - even though it compiles! ;-) | 29 // be transferred - even though it compiles! ;-) |
30 explicit ScopedBstr(const char16* non_bstr); | 30 explicit ScopedBstr(const char16* non_bstr); |
31 ~ScopedBstr(); | 31 ~ScopedBstr(); |
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89 // BSTR owned by two different scoped_ptrs. | 89 // BSTR owned by two different scoped_ptrs. |
90 bool operator==(const ScopedBstr& bstr2) const; | 90 bool operator==(const ScopedBstr& bstr2) const; |
91 bool operator!=(const ScopedBstr& bstr2) const; | 91 bool operator!=(const ScopedBstr& bstr2) const; |
92 DISALLOW_COPY_AND_ASSIGN(ScopedBstr); | 92 DISALLOW_COPY_AND_ASSIGN(ScopedBstr); |
93 }; | 93 }; |
94 | 94 |
95 } // namespace win | 95 } // namespace win |
96 } // namespace base | 96 } // namespace base |
97 | 97 |
98 #endif // BASE_SCOPED_BSTR_H_ | 98 #endif // BASE_SCOPED_BSTR_H_ |
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