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| 1 /* Copyright 2013 The Chromium Authors. All rights reserved. | 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 | 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 */ | |
| 5 | 4 |
| 6 #ifndef LIBRARIES_SDK_UTIL_SCOPED_REF_H_ | 5 #ifndef LIBRARIES_SDK_UTIL_SCOPED_REF_H_ |
| 7 #define LIBRARIES_SDK_UTIL_SCOPED_REF_H_ | 6 #define LIBRARIES_SDK_UTIL_SCOPED_REF_H_ |
| 8 | 7 |
| 9 #include <stdlib.h> | 8 #include <stdlib.h> |
| 10 | 9 |
| 11 #include "sdk_util/macros.h" | 10 #include "sdk_util/macros.h" |
| 12 #include "sdk_util/ref_object.h" | 11 #include "sdk_util/ref_object.h" |
| 13 | 12 |
| 14 class ScopedRefBase { | 13 class ScopedRefBase { |
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| 74 typedef void (ScopedRef::*bool_as_func_ptr)() const; | 73 typedef void (ScopedRef::*bool_as_func_ptr)() const; |
| 75 void bool_as_func_impl() const {}; | 74 void bool_as_func_impl() const {}; |
| 76 | 75 |
| 77 public: | 76 public: |
| 78 operator bool_as_func_ptr() const { | 77 operator bool_as_func_ptr() const { |
| 79 return (ptr_ != NULL) ? &ScopedRef::bool_as_func_impl : 0; | 78 return (ptr_ != NULL) ? &ScopedRef::bool_as_func_impl : 0; |
| 80 } | 79 } |
| 81 }; | 80 }; |
| 82 | 81 |
| 83 #endif // LIBRARIES_SDK_UTIL_SCOPED_REF_H_ | 82 #endif // LIBRARIES_SDK_UTIL_SCOPED_REF_H_ |
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