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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 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 CONTENT_BROWSER_FRAME_HOST_FRAME_TREE_H_ | 5 #ifndef CONTENT_BROWSER_FRAME_HOST_FRAME_TREE_H_ |
6 #define CONTENT_BROWSER_FRAME_HOST_FRAME_TREE_H_ | 6 #define CONTENT_BROWSER_FRAME_HOST_FRAME_TREE_H_ |
7 | 7 |
8 #include <string> | 8 #include <string> |
9 | 9 |
10 #include "base/callback.h" | 10 #include "base/callback.h" |
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128 | 128 |
129 // Keeps track of which RenderFrameHosts are using each RenderViewHost. When | 129 // Keeps track of which RenderFrameHosts are using each RenderViewHost. When |
130 // the number drops to zero, we call Shutdown on the RenderViewHost. | 130 // the number drops to zero, we call Shutdown on the RenderViewHost. |
131 void RegisterRenderFrameHost(RenderFrameHostImpl* render_frame_host); | 131 void RegisterRenderFrameHost(RenderFrameHostImpl* render_frame_host); |
132 void UnregisterRenderFrameHost(RenderFrameHostImpl* render_frame_host); | 132 void UnregisterRenderFrameHost(RenderFrameHostImpl* render_frame_host); |
133 | 133 |
134 private: | 134 private: |
135 typedef base::hash_map<int, RenderViewHostImpl*> RenderViewHostMap; | 135 typedef base::hash_map<int, RenderViewHostImpl*> RenderViewHostMap; |
136 typedef std::multimap<int, RenderViewHostImpl*> RenderViewHostMultiMap; | 136 typedef std::multimap<int, RenderViewHostImpl*> RenderViewHostMultiMap; |
137 | 137 |
| 138 // A variation to the public ForEach method with a difference that the subtree |
| 139 // starting at |skip_this_subtree| will not be recursed into. |
| 140 void ForEach(const base::Callback<bool(FrameTreeNode*)>& on_node, |
| 141 FrameTreeNode* skip_this_subtree) const; |
| 142 |
138 // These delegates are installed into all the RenderViewHosts and | 143 // These delegates are installed into all the RenderViewHosts and |
139 // RenderFrameHosts that we create. | 144 // RenderFrameHosts that we create. |
140 RenderFrameHostDelegate* render_frame_delegate_; | 145 RenderFrameHostDelegate* render_frame_delegate_; |
141 RenderViewHostDelegate* render_view_delegate_; | 146 RenderViewHostDelegate* render_view_delegate_; |
142 RenderWidgetHostDelegate* render_widget_delegate_; | 147 RenderWidgetHostDelegate* render_widget_delegate_; |
143 RenderFrameHostManager::Delegate* manager_delegate_; | 148 RenderFrameHostManager::Delegate* manager_delegate_; |
144 | 149 |
145 // Map of SiteInstance ID to a RenderViewHost. This allows us to look up the | 150 // Map of SiteInstance ID to a RenderViewHost. This allows us to look up the |
146 // RenderViewHost for a given SiteInstance when creating RenderFrameHosts. | 151 // RenderViewHost for a given SiteInstance when creating RenderFrameHosts. |
147 // Combined with the refcount on RenderViewHost, this allows us to call | 152 // Combined with the refcount on RenderViewHost, this allows us to call |
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164 int64 focused_frame_tree_node_id_; | 169 int64 focused_frame_tree_node_id_; |
165 | 170 |
166 base::Callback<void(RenderFrameHost*)> on_frame_removed_; | 171 base::Callback<void(RenderFrameHost*)> on_frame_removed_; |
167 | 172 |
168 DISALLOW_COPY_AND_ASSIGN(FrameTree); | 173 DISALLOW_COPY_AND_ASSIGN(FrameTree); |
169 }; | 174 }; |
170 | 175 |
171 } // namespace content | 176 } // namespace content |
172 | 177 |
173 #endif // CONTENT_BROWSER_FRAME_HOST_FRAME_TREE_H_ | 178 #endif // CONTENT_BROWSER_FRAME_HOST_FRAME_TREE_H_ |
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