OLD | NEW |
1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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_BROWSER_UI_LIBGTK2UI_G_OBJECT_DESTRUCTOR_FILO_H_ | 5 #ifndef CHROME_BROWSER_UI_LIBGTK2UI_G_OBJECT_DESTRUCTOR_FILO_H_ |
6 #define CHROME_BROWSER_UI_LIBGTK2UI_G_OBJECT_DESTRUCTOR_FILO_H_ | 6 #define CHROME_BROWSER_UI_LIBGTK2UI_G_OBJECT_DESTRUCTOR_FILO_H_ |
7 | 7 |
8 #include <glib.h> | 8 #include <glib.h> |
9 #include <list> | 9 #include <list> |
10 #include <map> | 10 #include <map> |
11 | 11 |
12 #include "base/basictypes.h" | 12 #include "base/basictypes.h" |
13 | 13 |
| 14 namespace base { |
14 template <typename T> struct DefaultSingletonTraits; | 15 template <typename T> struct DefaultSingletonTraits; |
| 16 } |
15 | 17 |
16 typedef struct _GObject GObject; | 18 typedef struct _GObject GObject; |
17 | 19 |
18 namespace libgtk2ui { | 20 namespace libgtk2ui { |
19 | 21 |
20 // This class hooks calls to g_object_weak_ref()/unref() and executes them in | 22 // This class hooks calls to g_object_weak_ref()/unref() and executes them in |
21 // FILO order. This is important if there are several hooks to the single object | 23 // FILO order. This is important if there are several hooks to the single object |
22 // (set up at different levels of class hierarchy) and the lowest hook (set up | 24 // (set up at different levels of class hierarchy) and the lowest hook (set up |
23 // first) is deleting self - it must be called last (among hooks for the given | 25 // first) is deleting self - it must be called last (among hooks for the given |
24 // object). Unfortunately Glib does not provide this guarantee. | 26 // object). Unfortunately Glib does not provide this guarantee. |
(...skipping 40 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
65 } | 67 } |
66 GObject* object; | 68 GObject* object; |
67 DestructorHook callback; | 69 DestructorHook callback; |
68 void* context; | 70 void* context; |
69 }; | 71 }; |
70 typedef std::list<Hook> HandlerList; | 72 typedef std::list<Hook> HandlerList; |
71 typedef std::map<GObject*, HandlerList> HandlerMap; | 73 typedef std::map<GObject*, HandlerList> HandlerMap; |
72 | 74 |
73 GObjectDestructorFILO(); | 75 GObjectDestructorFILO(); |
74 ~GObjectDestructorFILO(); | 76 ~GObjectDestructorFILO(); |
75 friend struct DefaultSingletonTraits<GObjectDestructorFILO>; | 77 friend struct base::DefaultSingletonTraits<GObjectDestructorFILO>; |
76 | 78 |
77 void WeakNotify(GObject* where_the_object_was); | 79 void WeakNotify(GObject* where_the_object_was); |
78 static void WeakNotifyThunk(gpointer data, GObject* where_the_object_was) { | 80 static void WeakNotifyThunk(gpointer data, GObject* where_the_object_was) { |
79 reinterpret_cast<GObjectDestructorFILO*>(data)->WeakNotify( | 81 reinterpret_cast<GObjectDestructorFILO*>(data)->WeakNotify( |
80 where_the_object_was); | 82 where_the_object_was); |
81 } | 83 } |
82 | 84 |
83 HandlerMap handler_map_; | 85 HandlerMap handler_map_; |
84 | 86 |
85 DISALLOW_COPY_AND_ASSIGN(GObjectDestructorFILO); | 87 DISALLOW_COPY_AND_ASSIGN(GObjectDestructorFILO); |
86 }; | 88 }; |
87 | 89 |
88 } // namespace libgtk2ui | 90 } // namespace libgtk2ui |
89 | 91 |
90 #endif // CHROME_BROWSER_UI_LIBGTK2UI_G_OBJECT_DESTRUCTOR_FILO_H_ | 92 #endif // CHROME_BROWSER_UI_LIBGTK2UI_G_OBJECT_DESTRUCTOR_FILO_H_ |
OLD | NEW |