| OLD | NEW |
| 1 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2006-2008 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 CHROME_COMMON_PROPERTY_BAG_H_ | 5 #ifndef CHROME_COMMON_PROPERTY_BAG_H_ |
| 6 #define CHROME_COMMON_PROPERTY_BAG_H_ | 6 #define CHROME_COMMON_PROPERTY_BAG_H_ |
| 7 | 7 |
| 8 #include <map> | 8 #include <map> |
| 9 | 9 |
| 10 #include "base/basictypes.h" | 10 #include "base/basictypes.h" |
| (...skipping 113 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 124 // Provides typesafe accessor functions for a property bag, and manages the | 124 // Provides typesafe accessor functions for a property bag, and manages the |
| 125 // unique identifiers for properties via the PropertyAccessorBase. | 125 // unique identifiers for properties via the PropertyAccessorBase. |
| 126 // | 126 // |
| 127 // Note that class T must be derived from PropertyBag::Prop. | 127 // Note that class T must be derived from PropertyBag::Prop. |
| 128 template<class T> | 128 template<class T> |
| 129 class PropertyAccessor : public PropertyAccessorBase { | 129 class PropertyAccessor : public PropertyAccessorBase { |
| 130 public: | 130 public: |
| 131 PropertyAccessor() : PropertyAccessorBase() {} | 131 PropertyAccessor() : PropertyAccessorBase() {} |
| 132 virtual ~PropertyAccessor() {} | 132 virtual ~PropertyAccessor() {} |
| 133 | 133 |
| 134 // Takes ownership of the |prop| pointer. | 134 // Makes a copy of the |prop| object for storage. |
| 135 void SetProperty(PropertyBag* bag, const T& prop) { | 135 void SetProperty(PropertyBag* bag, const T& prop) { |
| 136 SetPropertyInternal(bag, new Container(prop)); | 136 SetPropertyInternal(bag, new Container(prop)); |
| 137 } | 137 } |
| 138 | 138 |
| 139 // Returns our property in the given bag or NULL if there is no match. The | 139 // Returns our property in the given bag or NULL if there is no match. The |
| 140 // returned pointer's ownership will stay with the property bag. | 140 // returned pointer's ownership will stay with the property bag. |
| 141 T* GetProperty(PropertyBag* bag) { | 141 T* GetProperty(PropertyBag* bag) { |
| 142 PropertyBag::Prop* prop = GetPropertyInternal(bag); | 142 PropertyBag::Prop* prop = GetPropertyInternal(bag); |
| 143 if (!prop) | 143 if (!prop) |
| 144 return NULL; | 144 return NULL; |
| (...skipping 21 matching lines...) Expand all Loading... |
| 166 return new Container(data_); | 166 return new Container(data_); |
| 167 } | 167 } |
| 168 | 168 |
| 169 T data_; | 169 T data_; |
| 170 }; | 170 }; |
| 171 | 171 |
| 172 DISALLOW_COPY_AND_ASSIGN(PropertyAccessor); | 172 DISALLOW_COPY_AND_ASSIGN(PropertyAccessor); |
| 173 }; | 173 }; |
| 174 | 174 |
| 175 #endif // CHROME_COMMON_PROPERTY_BAG_H_ | 175 #endif // CHROME_COMMON_PROPERTY_BAG_H_ |
| OLD | NEW |