content/browser/tracing/tracing_ui.h

   1 // Copyright (c) 2011 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 CONTENT_BROWSER_TRACING_TRACING_UI_H_
   6 #define CONTENT_BROWSER_TRACING_TRACING_UI_H_
   7
   8 #include <map>
   9 #include <string>
  10
  11 #include "base/memory/weak_ptr.h"
  12 #include "content/public/browser/trace_uploader.h"
  13 #include "content/public/browser/web_ui_controller.h"
  14
  15 namespace content {
  16
  17 class TracingDelegate;
  18
  19 // The C++ back-end for the chrome://tracing webui page.
  20 class CONTENT_EXPORT TracingUI : public WebUIController {
  21  public:
  22   explicit TracingUI(WebUI* web_ui);
  23   ~TracingUI() override;
  24   void OnMonitoringStateChanged(bool is_monitoring);
  25   void OnTraceUploadProgress(int64 current, int64 total);
  26   void OnTraceUploadComplete(bool success, const std::string& feedback);
  27
  28  private:
  29   void DoUploadInternal(const std::string& file_contents,
  30                         TraceUploader::UploadMode upload_mode);
  31   void DoUpload(const base::ListValue* args);
  32   void DoUploadBase64Encoded(const base::ListValue* args);
  33
  34   scoped_ptr<TracingDelegate> delegate_;
  35   scoped_ptr<TraceUploader> trace_uploader_;
  36   base::WeakPtrFactory<TracingUI> weak_factory_;
  37
  38   DISALLOW_COPY_AND_ASSIGN(TracingUI);
  39 };
  40
  41 }  // namespace content
  42
  43 #endif  // CONTENT_BROWSER_TRACING_TRACING_UI_H_