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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 #include "chrome/browser/ui/libgtk2ui/g_object_destructor_filo.h" | 5 #include "chrome/browser/ui/libgtk2ui/g_object_destructor_filo.h" |
6 | 6 |
7 #include <glib-object.h> | 7 #include <glib-object.h> |
8 | 8 |
9 #include "base/logging.h" | 9 #include "base/logging.h" |
10 #include "base/memory/singleton.h" | 10 #include "base/memory/singleton.h" |
11 | 11 |
12 namespace libgtk2ui { | 12 namespace libgtk2ui { |
13 | 13 |
14 GObjectDestructorFILO::GObjectDestructorFILO() { | 14 GObjectDestructorFILO::GObjectDestructorFILO() { |
15 } | 15 } |
16 | 16 |
17 GObjectDestructorFILO::~GObjectDestructorFILO() { | 17 GObjectDestructorFILO::~GObjectDestructorFILO() { |
18 // Probably CHECK(handler_map_.empty()) would look natural here. But | 18 // Probably CHECK(handler_map_.empty()) would look natural here. But |
19 // some tests (some views_unittests) violate this assertion. | 19 // some tests (some views_unittests) violate this assertion. |
20 } | 20 } |
21 | 21 |
22 // static | 22 // static |
23 GObjectDestructorFILO* GObjectDestructorFILO::GetInstance() { | 23 GObjectDestructorFILO* GObjectDestructorFILO::GetInstance() { |
24 return Singleton<GObjectDestructorFILO>::get(); | 24 return base::Singleton<GObjectDestructorFILO>::get(); |
25 } | 25 } |
26 | 26 |
27 void GObjectDestructorFILO::Connect( | 27 void GObjectDestructorFILO::Connect( |
28 GObject* object, DestructorHook callback, void* context) { | 28 GObject* object, DestructorHook callback, void* context) { |
29 const Hook hook(object, callback, context); | 29 const Hook hook(object, callback, context); |
30 HandlerMap::iterator iter = handler_map_.find(object); | 30 HandlerMap::iterator iter = handler_map_.find(object); |
31 if (iter == handler_map_.end()) { | 31 if (iter == handler_map_.end()) { |
32 g_object_weak_ref(object, WeakNotifyThunk, this); | 32 g_object_weak_ref(object, WeakNotifyThunk, this); |
33 handler_map_[object].push_front(hook); | 33 handler_map_[object].push_front(hook); |
34 } else { | 34 } else { |
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80 HandlerList dtors; | 80 HandlerList dtors; |
81 iter->second.swap(dtors); | 81 iter->second.swap(dtors); |
82 handler_map_.erase(iter); | 82 handler_map_.erase(iter); |
83 | 83 |
84 // Execute hooks in local list in FILO order. | 84 // Execute hooks in local list in FILO order. |
85 for (HandlerList::iterator i = dtors.begin(); i != dtors.end(); ++i) | 85 for (HandlerList::iterator i = dtors.begin(); i != dtors.end(); ++i) |
86 i->callback(i->context, where_the_object_was); | 86 i->callback(i->context, where_the_object_was); |
87 } | 87 } |
88 | 88 |
89 } // namespace libgtk2ui | 89 } // namespace libgtk2ui |
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