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1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef CHROME_RENDERER_LOAD_PROGRESS_TRACKER_H_ | |
6 #define CHROME_RENDERER_LOAD_PROGRESS_TRACKER_H_ | |
7 | |
8 #include "base/logging.h" | |
9 #include "base/task.h" | |
10 #include "base/time.h" | |
11 | |
12 class RenderView; | |
13 | |
14 namespace WebKit { | |
15 class WebFrame; | |
16 } | |
17 | |
18 class LoadProgressTracker { | |
19 public: | |
20 explicit LoadProgressTracker(RenderView* render_view); | |
21 ~LoadProgressTracker(); | |
22 | |
23 void DidStopLoading(); | |
24 | |
25 void DidChangeLoadProgress(WebKit::WebFrame* frame, double progress); | |
26 | |
27 private: | |
28 void ResetStates(); | |
29 | |
30 void SendChangeLoadProgress(); | |
31 | |
32 RenderView* render_view_; | |
33 | |
34 WebKit::WebFrame* tracked_frame_; | |
35 | |
36 double progress_; | |
37 | |
38 base::TimeTicks last_time_progress_sent_; | |
39 | |
40 ScopedRunnableMethodFactory<LoadProgressTracker> method_factory_; | |
41 | |
42 DISALLOW_COPY_AND_ASSIGN(LoadProgressTracker); | |
43 }; | |
44 | |
45 #endif // CHROME_RENDERER_LOAD_PROGRESS_TRACKER_H_ | |
46 | |
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