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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 #include "content/browser/frame_host/frame_tree_node.h" | 5 #include "content/browser/frame_host/frame_tree_node.h" |
6 | 6 |
7 #include <queue> | 7 #include <queue> |
8 | 8 |
9 #include "base/command_line.h" | 9 #include "base/command_line.h" |
| 10 #include "base/profiler/scoped_tracker.h" |
10 #include "base/stl_util.h" | 11 #include "base/stl_util.h" |
11 #include "content/browser/frame_host/frame_tree.h" | 12 #include "content/browser/frame_host/frame_tree.h" |
12 #include "content/browser/frame_host/navigation_request.h" | 13 #include "content/browser/frame_host/navigation_request.h" |
13 #include "content/browser/frame_host/navigator.h" | 14 #include "content/browser/frame_host/navigator.h" |
14 #include "content/browser/frame_host/render_frame_host_impl.h" | 15 #include "content/browser/frame_host/render_frame_host_impl.h" |
15 #include "content/browser/renderer_host/render_view_host_impl.h" | 16 #include "content/browser/renderer_host/render_view_host_impl.h" |
16 #include "content/public/browser/browser_thread.h" | 17 #include "content/public/browser/browser_thread.h" |
17 #include "content/public/common/content_switches.h" | 18 #include "content/public/common/content_switches.h" |
18 | 19 |
19 namespace content { | 20 namespace content { |
20 | 21 |
21 namespace { | 22 namespace { |
22 | 23 |
23 // This is a global map between frame_tree_node_ids and pointers to | 24 // This is a global map between frame_tree_node_ids and pointers to |
24 // FrameTreeNodes. | 25 // FrameTreeNodes. |
25 typedef base::hash_map<int64, FrameTreeNode*> FrameTreeNodeIDMap; | 26 typedef base::hash_map<int64, FrameTreeNode*> FrameTreeNodeIDMap; |
26 | 27 |
27 base::LazyInstance<FrameTreeNodeIDMap> g_frame_tree_node_id_map = | 28 base::LazyInstance<FrameTreeNodeIDMap> g_frame_tree_node_id_map = |
28 LAZY_INSTANCE_INITIALIZER; | 29 LAZY_INSTANCE_INITIALIZER; |
29 | 30 |
| 31 // These values indicate the loading progress status. The minimum progress |
| 32 // value matches what Blink's ProgressTracker has traditionally used for a |
| 33 // minimum progress value. |
| 34 const double kLoadingProgressNotStarted = 0.0; |
| 35 const double kLoadingProgressMinimum = 0.1; |
| 36 const double kLoadingProgressDone = 1.0; |
| 37 |
30 } // namespace | 38 } // namespace |
31 | 39 |
32 const double FrameTreeNode::kLoadingProgressNotStarted = 0.0; | |
33 const double FrameTreeNode::kLoadingProgressMinimum = 0.1; | |
34 const double FrameTreeNode::kLoadingProgressDone = 1.0; | |
35 | |
36 int64 FrameTreeNode::next_frame_tree_node_id_ = 1; | 40 int64 FrameTreeNode::next_frame_tree_node_id_ = 1; |
37 | 41 |
38 // static | 42 // static |
39 FrameTreeNode* FrameTreeNode::GloballyFindByID(int64 frame_tree_node_id) { | 43 FrameTreeNode* FrameTreeNode::GloballyFindByID(int64 frame_tree_node_id) { |
40 DCHECK_CURRENTLY_ON(BrowserThread::UI); | 44 DCHECK_CURRENTLY_ON(BrowserThread::UI); |
41 FrameTreeNodeIDMap* nodes = g_frame_tree_node_id_map.Pointer(); | 45 FrameTreeNodeIDMap* nodes = g_frame_tree_node_id_map.Pointer(); |
42 FrameTreeNodeIDMap::iterator it = nodes->find(frame_tree_node_id); | 46 FrameTreeNodeIDMap::iterator it = nodes->find(frame_tree_node_id); |
43 return it == nodes->end() ? nullptr : it->second; | 47 return it == nodes->end() ? nullptr : it->second; |
44 } | 48 } |
45 | 49 |
(...skipping 141 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
187 // cleanup performed since the navigation is still ongoing. If the reset | 191 // cleanup performed since the navigation is still ongoing. If the reset |
188 // corresponds to a cancelation, the RenderFrameHostManager should clean up | 192 // corresponds to a cancelation, the RenderFrameHostManager should clean up |
189 // any speculative RenderFrameHost it created for the navigation. | 193 // any speculative RenderFrameHost it created for the navigation. |
190 if (navigation_request_ && !is_commit) { | 194 if (navigation_request_ && !is_commit) { |
191 // TODO(clamy): perform the StopLoading logic. | 195 // TODO(clamy): perform the StopLoading logic. |
192 render_manager_.CleanUpNavigation(); | 196 render_manager_.CleanUpNavigation(); |
193 } | 197 } |
194 navigation_request_.reset(); | 198 navigation_request_.reset(); |
195 } | 199 } |
196 | 200 |
| 201 bool FrameTreeNode::has_started_loading() const { |
| 202 return loading_progress_ != kLoadingProgressNotStarted; |
| 203 } |
| 204 |
| 205 void FrameTreeNode::reset_loading_progress() { |
| 206 loading_progress_ = kLoadingProgressNotStarted; |
| 207 } |
| 208 |
| 209 void FrameTreeNode::DidStartLoading(bool to_different_document) { |
| 210 // Any main frame load to a new document should reset the load progress since |
| 211 // it will replace the current page and any frames. The WebContents will |
| 212 // be notified when DidChangeLoadProgress is called. |
| 213 if (to_different_document && IsMainFrame()) |
| 214 frame_tree_->ResetLoadProgress(); |
| 215 |
| 216 // Notify the WebContents. |
| 217 if (!frame_tree_->IsLoading()) |
| 218 navigator()->GetDelegate()->DidStartLoading(this, to_different_document); |
| 219 |
| 220 // Set initial load progress and update overall progress. This will notify |
| 221 // the WebContents of the load progress change. |
| 222 DidChangeLoadProgress(kLoadingProgressMinimum); |
| 223 |
| 224 // Notify the RenderFrameHostManager of the event. |
| 225 render_manager()->OnDidStartLoading(); |
| 226 } |
| 227 |
| 228 void FrameTreeNode::DidStopLoading() { |
| 229 // TODO(erikchen): Remove ScopedTracker below once crbug.com/465796 is fixed. |
| 230 tracked_objects::ScopedTracker tracking_profile1( |
| 231 FROM_HERE_WITH_EXPLICIT_FUNCTION( |
| 232 "465796 FrameTreeNode::DidStopLoading::Start")); |
| 233 |
| 234 // Set final load progress and update overall progress. This will notify |
| 235 // the WebContents of the load progress change. |
| 236 DidChangeLoadProgress(kLoadingProgressDone); |
| 237 |
| 238 // TODO(erikchen): Remove ScopedTracker below once crbug.com/465796 is fixed. |
| 239 tracked_objects::ScopedTracker tracking_profile2( |
| 240 FROM_HERE_WITH_EXPLICIT_FUNCTION( |
| 241 "465796 FrameTreeNode::DidStopLoading::WCIDidStopLoading")); |
| 242 |
| 243 // Notify the WebContents. |
| 244 if (!frame_tree_->IsLoading()) |
| 245 navigator()->GetDelegate()->DidStopLoading(); |
| 246 |
| 247 // TODO(erikchen): Remove ScopedTracker below once crbug.com/465796 is fixed. |
| 248 tracked_objects::ScopedTracker tracking_profile3( |
| 249 FROM_HERE_WITH_EXPLICIT_FUNCTION( |
| 250 "465796 FrameTreeNode::DidStopLoading::RFHMDidStopLoading")); |
| 251 |
| 252 // Notify the RenderFrameHostManager of the event. |
| 253 render_manager()->OnDidStopLoading(); |
| 254 |
| 255 // TODO(erikchen): Remove ScopedTracker below once crbug.com/465796 is fixed. |
| 256 tracked_objects::ScopedTracker tracking_profile4( |
| 257 FROM_HERE_WITH_EXPLICIT_FUNCTION( |
| 258 "465796 FrameTreeNode::DidStopLoading::End")); |
| 259 } |
| 260 |
| 261 void FrameTreeNode::DidChangeLoadProgress(double load_progress) { |
| 262 loading_progress_ = load_progress; |
| 263 frame_tree_->UpdateLoadProgress(); |
| 264 } |
| 265 |
197 } // namespace content | 266 } // namespace content |
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