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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 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 "ui/views/accessibility/ax_aura_obj_cache.h" | 5 #include "ui/views/accessibility/ax_aura_obj_cache.h" |
| 6 | 6 |
| 7 #include "base/memory/singleton.h" | 7 #include "base/memory/singleton.h" |
| 8 #include "base/stl_util.h" | 8 #include "base/stl_util.h" |
| 9 #include "ui/aura/window.h" | 9 #include "ui/aura/window.h" |
| 10 #include "ui/views/accessibility/ax_aura_obj_wrapper.h" | 10 #include "ui/views/accessibility/ax_aura_obj_wrapper.h" |
| (...skipping 15 matching lines...) Expand all Loading... |
| 26 } | 26 } |
| 27 | 27 |
| 28 AXAuraObjWrapper* AXAuraObjCache::GetOrCreate(Widget* widget) { | 28 AXAuraObjWrapper* AXAuraObjCache::GetOrCreate(Widget* widget) { |
| 29 return CreateInternal<AXWidgetObjWrapper>(widget, widget_to_id_map_); | 29 return CreateInternal<AXWidgetObjWrapper>(widget, widget_to_id_map_); |
| 30 } | 30 } |
| 31 | 31 |
| 32 AXAuraObjWrapper* AXAuraObjCache::GetOrCreate(aura::Window* window) { | 32 AXAuraObjWrapper* AXAuraObjCache::GetOrCreate(aura::Window* window) { |
| 33 return CreateInternal<AXWindowObjWrapper>(window, window_to_id_map_); | 33 return CreateInternal<AXWindowObjWrapper>(window, window_to_id_map_); |
| 34 } | 34 } |
| 35 | 35 |
| 36 int32 AXAuraObjCache::GetID(View* view) { | 36 int32_t AXAuraObjCache::GetID(View* view) { |
| 37 return GetIDInternal(view, view_to_id_map_); | 37 return GetIDInternal(view, view_to_id_map_); |
| 38 } | 38 } |
| 39 | 39 |
| 40 int32 AXAuraObjCache::GetID(Widget* widget) { | 40 int32_t AXAuraObjCache::GetID(Widget* widget) { |
| 41 return GetIDInternal(widget, widget_to_id_map_); | 41 return GetIDInternal(widget, widget_to_id_map_); |
| 42 } | 42 } |
| 43 | 43 |
| 44 int32 AXAuraObjCache::GetID(aura::Window* window) { | 44 int32_t AXAuraObjCache::GetID(aura::Window* window) { |
| 45 return GetIDInternal(window, window_to_id_map_); | 45 return GetIDInternal(window, window_to_id_map_); |
| 46 } | 46 } |
| 47 | 47 |
| 48 void AXAuraObjCache::Remove(View* view) { | 48 void AXAuraObjCache::Remove(View* view) { |
| 49 RemoveInternal(view, view_to_id_map_); | 49 RemoveInternal(view, view_to_id_map_); |
| 50 } | 50 } |
| 51 | 51 |
| 52 void AXAuraObjCache::RemoveViewSubtree(View* view) { | 52 void AXAuraObjCache::RemoveViewSubtree(View* view) { |
| 53 Remove(view); | 53 Remove(view); |
| 54 for (int i = 0; i < view->child_count(); ++i) | 54 for (int i = 0; i < view->child_count(); ++i) |
| 55 RemoveViewSubtree(view->child_at(i)); | 55 RemoveViewSubtree(view->child_at(i)); |
| 56 } | 56 } |
| 57 | 57 |
| 58 void AXAuraObjCache::Remove(Widget* widget) { | 58 void AXAuraObjCache::Remove(Widget* widget) { |
| 59 RemoveInternal(widget, widget_to_id_map_); | 59 RemoveInternal(widget, widget_to_id_map_); |
| 60 | 60 |
| 61 // When an entire widget is deleted, it doesn't always send a notification | 61 // When an entire widget is deleted, it doesn't always send a notification |
| 62 // on each of its views, so we need to explore them recursively. | 62 // on each of its views, so we need to explore them recursively. |
| 63 if (widget->GetRootView()) | 63 if (widget->GetRootView()) |
| 64 RemoveViewSubtree(widget->GetRootView()); | 64 RemoveViewSubtree(widget->GetRootView()); |
| 65 } | 65 } |
| 66 | 66 |
| 67 void AXAuraObjCache::Remove(aura::Window* window) { | 67 void AXAuraObjCache::Remove(aura::Window* window) { |
| 68 RemoveInternal(window, window_to_id_map_); | 68 RemoveInternal(window, window_to_id_map_); |
| 69 } | 69 } |
| 70 | 70 |
| 71 AXAuraObjWrapper* AXAuraObjCache::Get(int32 id) { | 71 AXAuraObjWrapper* AXAuraObjCache::Get(int32_t id) { |
| 72 std::map<int32, AXAuraObjWrapper*>::iterator it = cache_.find(id); | 72 std::map<int32_t, AXAuraObjWrapper*>::iterator it = cache_.find(id); |
| 73 | 73 |
| 74 if (it == cache_.end()) | 74 if (it == cache_.end()) |
| 75 return NULL; | 75 return NULL; |
| 76 | 76 |
| 77 return it->second; | 77 return it->second; |
| 78 } | 78 } |
| 79 | 79 |
| 80 void AXAuraObjCache::Remove(int32 id) { | 80 void AXAuraObjCache::Remove(int32_t id) { |
| 81 AXAuraObjWrapper* obj = Get(id); | 81 AXAuraObjWrapper* obj = Get(id); |
| 82 | 82 |
| 83 if (id == -1 || !obj) | 83 if (id == -1 || !obj) |
| 84 return; | 84 return; |
| 85 | 85 |
| 86 cache_.erase(id); | 86 cache_.erase(id); |
| 87 delete obj; | 87 delete obj; |
| 88 } | 88 } |
| 89 | 89 |
| 90 void AXAuraObjCache::GetTopLevelWindows( | 90 void AXAuraObjCache::GetTopLevelWindows( |
| 91 std::vector<AXAuraObjWrapper*>* children) { | 91 std::vector<AXAuraObjWrapper*>* children) { |
| 92 for (std::map<aura::Window*, int32>::iterator it = window_to_id_map_.begin(); | 92 for (std::map<aura::Window*, int32_t>::iterator it = |
| 93 window_to_id_map_.begin(); |
| 93 it != window_to_id_map_.end(); ++it) { | 94 it != window_to_id_map_.end(); ++it) { |
| 94 if (!it->first->parent()) | 95 if (!it->first->parent()) |
| 95 children->push_back(GetOrCreate(it->first)); | 96 children->push_back(GetOrCreate(it->first)); |
| 96 } | 97 } |
| 97 } | 98 } |
| 98 | 99 |
| 99 AXAuraObjCache::AXAuraObjCache() : current_id_(1), is_destroying_(false) { | 100 AXAuraObjCache::AXAuraObjCache() : current_id_(1), is_destroying_(false) { |
| 100 } | 101 } |
| 101 | 102 |
| 102 AXAuraObjCache::~AXAuraObjCache() { | 103 AXAuraObjCache::~AXAuraObjCache() { |
| 103 is_destroying_ = true; | 104 is_destroying_ = true; |
| 104 STLDeleteContainerPairSecondPointers(cache_.begin(), cache_.end()); | 105 STLDeleteContainerPairSecondPointers(cache_.begin(), cache_.end()); |
| 105 cache_.clear(); | 106 cache_.clear(); |
| 106 } | 107 } |
| 107 | 108 |
| 108 template <typename AuraViewWrapper, typename AuraView> | 109 template <typename AuraViewWrapper, typename AuraView> |
| 109 AXAuraObjWrapper* AXAuraObjCache::CreateInternal( | 110 AXAuraObjWrapper* AXAuraObjCache::CreateInternal( |
| 110 AuraView* aura_view, std::map<AuraView*, int32>& aura_view_to_id_map) { | 111 AuraView* aura_view, |
| 112 std::map<AuraView*, int32_t>& aura_view_to_id_map) { |
| 111 if (!aura_view) | 113 if (!aura_view) |
| 112 return NULL; | 114 return NULL; |
| 113 | 115 |
| 114 typename std::map<AuraView*, int32>::iterator it = | 116 typename std::map<AuraView*, int32_t>::iterator it = |
| 115 aura_view_to_id_map.find(aura_view); | 117 aura_view_to_id_map.find(aura_view); |
| 116 | 118 |
| 117 if (it != aura_view_to_id_map.end()) | 119 if (it != aura_view_to_id_map.end()) |
| 118 return Get(it->second); | 120 return Get(it->second); |
| 119 | 121 |
| 120 AXAuraObjWrapper* wrapper = new AuraViewWrapper(aura_view); | 122 AXAuraObjWrapper* wrapper = new AuraViewWrapper(aura_view); |
| 121 aura_view_to_id_map[aura_view] = current_id_; | 123 aura_view_to_id_map[aura_view] = current_id_; |
| 122 cache_[current_id_] = wrapper; | 124 cache_[current_id_] = wrapper; |
| 123 current_id_++; | 125 current_id_++; |
| 124 return wrapper; | 126 return wrapper; |
| 125 } | 127 } |
| 126 | 128 |
| 127 template<typename AuraView> int32 AXAuraObjCache::GetIDInternal( | 129 template <typename AuraView> |
| 128 AuraView* aura_view, std::map<AuraView*, int32>& aura_view_to_id_map) { | 130 int32_t AXAuraObjCache::GetIDInternal( |
| 131 AuraView* aura_view, |
| 132 std::map<AuraView*, int32_t>& aura_view_to_id_map) { |
| 129 if (!aura_view) | 133 if (!aura_view) |
| 130 return -1; | 134 return -1; |
| 131 | 135 |
| 132 typename std::map<AuraView*, int32>::iterator it = | 136 typename std::map<AuraView*, int32_t>::iterator it = |
| 133 aura_view_to_id_map.find(aura_view); | 137 aura_view_to_id_map.find(aura_view); |
| 134 | 138 |
| 135 if (it != aura_view_to_id_map.end()) | 139 if (it != aura_view_to_id_map.end()) |
| 136 return it->second; | 140 return it->second; |
| 137 | 141 |
| 138 return -1; | 142 return -1; |
| 139 } | 143 } |
| 140 | 144 |
| 141 template<typename AuraView> | 145 template <typename AuraView> |
| 142 void AXAuraObjCache::RemoveInternal( | 146 void AXAuraObjCache::RemoveInternal( |
| 143 AuraView* aura_view, std::map<AuraView*, int32>& aura_view_to_id_map) { | 147 AuraView* aura_view, |
| 144 int32 id = GetID(aura_view); | 148 std::map<AuraView*, int32_t>& aura_view_to_id_map) { |
| 149 int32_t id = GetID(aura_view); |
| 145 if (id == -1) | 150 if (id == -1) |
| 146 return; | 151 return; |
| 147 aura_view_to_id_map.erase(aura_view); | 152 aura_view_to_id_map.erase(aura_view); |
| 148 Remove(id); | 153 Remove(id); |
| 149 } | 154 } |
| 150 | 155 |
| 151 } // namespace views | 156 } // namespace views |
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