| // Copyright (c) 2011 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef CONTENT_RENDERER_LOAD_PROGRESS_TRACKER_H_ |
| #define CONTENT_RENDERER_LOAD_PROGRESS_TRACKER_H_ |
| |
| #include "base/logging.h" |
| #include "base/memory/weak_ptr.h" |
| #include "base/time/time.h" |
| |
| namespace blink { |
| class WebFrame; |
| } |
| |
| namespace content { |
| class RenderViewImpl; |
| |
| class LoadProgressTracker { |
| public: |
| explicit LoadProgressTracker(RenderViewImpl* render_view); |
| ~LoadProgressTracker(); |
| |
| void DidStopLoading(); |
| |
| void DidChangeLoadProgress(blink::WebFrame* frame, double progress); |
| |
| private: |
| void ResetStates(); |
| |
| void SendChangeLoadProgress(); |
| |
| RenderViewImpl* render_view_; |
| |
| blink::WebFrame* tracked_frame_; |
| |
| double progress_; |
| |
| base::TimeTicks last_time_progress_sent_; |
| |
| base::WeakPtrFactory<LoadProgressTracker> weak_factory_; |
| |
| DISALLOW_COPY_AND_ASSIGN(LoadProgressTracker); |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_RENDERER_LOAD_PROGRESS_TRACKER_H_ |