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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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