| OLD | NEW |
| 1 // Copyright 2016 PDFium Authors. All rights reserved. | 1 // Copyright 2016 PDFium 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 CORE_FXCRT_INCLUDE_CFX_RETAIN_PTR_H_ | 5 #ifndef CORE_FXCRT_CFX_RETAIN_PTR_H_ |
| 6 #define CORE_FXCRT_INCLUDE_CFX_RETAIN_PTR_H_ | 6 #define CORE_FXCRT_CFX_RETAIN_PTR_H_ |
| 7 | 7 |
| 8 #include <memory> | 8 #include <memory> |
| 9 | 9 |
| 10 #include "core/fxcrt/include/fx_memory.h" | 10 #include "core/fxcrt/fx_memory.h" |
| 11 | 11 |
| 12 template <class T> | 12 template <class T> |
| 13 class CFX_RetainPtr { | 13 class CFX_RetainPtr { |
| 14 public: | 14 public: |
| 15 explicit CFX_RetainPtr(T* pObj) : m_pObj(pObj) { | 15 explicit CFX_RetainPtr(T* pObj) : m_pObj(pObj) { |
| 16 if (m_pObj) | 16 if (m_pObj) |
| 17 m_pObj->Retain(); | 17 m_pObj->Retain(); |
| 18 } | 18 } |
| 19 | 19 |
| 20 CFX_RetainPtr() : CFX_RetainPtr(nullptr) {} | 20 CFX_RetainPtr() : CFX_RetainPtr(nullptr) {} |
| 21 CFX_RetainPtr(const CFX_RetainPtr& that) : CFX_RetainPtr(that.Get()) {} | 21 CFX_RetainPtr(const CFX_RetainPtr& that) : CFX_RetainPtr(that.Get()) {} |
| 22 CFX_RetainPtr(CFX_RetainPtr&& that) { Swap(that); } | 22 CFX_RetainPtr(CFX_RetainPtr&& that) { Swap(that); } |
| 23 | 23 |
| 24 template <class U> | 24 template <class U> |
| 25 CFX_RetainPtr(const CFX_RetainPtr<U>& that) | 25 CFX_RetainPtr(const CFX_RetainPtr<U>& that) : CFX_RetainPtr(that.Get()) {} |
| 26 : CFX_RetainPtr(that.Get()) {} | |
| 27 | 26 |
| 28 void Reset(T* obj = nullptr) { | 27 void Reset(T* obj = nullptr) { |
| 29 if (obj) | 28 if (obj) |
| 30 obj->Retain(); | 29 obj->Retain(); |
| 31 m_pObj.reset(obj); | 30 m_pObj.reset(obj); |
| 32 } | 31 } |
| 33 | 32 |
| 34 T* Get() const { return m_pObj.get(); } | 33 T* Get() const { return m_pObj.get(); } |
| 35 void Swap(CFX_RetainPtr& that) { m_pObj.swap(that.m_pObj); } | 34 void Swap(CFX_RetainPtr& that) { m_pObj.swap(that.m_pObj); } |
| 36 | 35 |
| (...skipping 10 matching lines...) Expand all Loading... |
| 47 bool operator!=(const CFX_RetainPtr& that) const { return !(*this == that); } | 46 bool operator!=(const CFX_RetainPtr& that) const { return !(*this == that); } |
| 48 | 47 |
| 49 explicit operator bool() const { return !!m_pObj; } | 48 explicit operator bool() const { return !!m_pObj; } |
| 50 T& operator*() const { return *m_pObj.get(); } | 49 T& operator*() const { return *m_pObj.get(); } |
| 51 T* operator->() const { return m_pObj.get(); } | 50 T* operator->() const { return m_pObj.get(); } |
| 52 | 51 |
| 53 private: | 52 private: |
| 54 std::unique_ptr<T, ReleaseDeleter<T>> m_pObj; | 53 std::unique_ptr<T, ReleaseDeleter<T>> m_pObj; |
| 55 }; | 54 }; |
| 56 | 55 |
| 57 #endif // CORE_FXCRT_INCLUDE_CFX_RETAIN_PTR_H_ | 56 #endif // CORE_FXCRT_CFX_RETAIN_PTR_H_ |
| OLD | NEW |