content/browser/devtools/devtools_tracing_handler.h

   1 // Copyright (c) 2012 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_DEVTOOLS_DEVTOOLS_TRACING_HANDLER_H_
   6 #define CONTENT_BROWSER_DEVTOOLS_DEVTOOLS_TRACING_HANDLER_H_
   7
   8 #include "base/memory/weak_ptr.h"
   9 #include "content/browser/devtools/devtools_protocol.h"
  10 #include "content/public/browser/tracing_controller.h"
  11
  12 namespace base {
  13 class RefCountedString;
  14 }
  15
  16 namespace content {
  17
  18 // This class bridges DevTools remote debugging server with the trace
  19 // infrastructure.
  20 class DevToolsTracingHandler : public DevToolsProtocol::Handler {
  21  public:
  22   DevToolsTracingHandler();
  23   virtual ~DevToolsTracingHandler();
  24
  25  private:
  26   void BeginReadingRecordingResult(const base::FilePath& path);
  27   void ReadRecordingResult(const scoped_refptr<base::RefCountedString>& result);
  28   void OnTraceDataCollected(const std::string& trace_fragment);
  29   void OnTracingStarted(scoped_refptr<DevToolsProtocol::Command> command);
  30
  31   scoped_refptr<DevToolsProtocol::Response> OnStart(
  32       scoped_refptr<DevToolsProtocol::Command> command);
  33   scoped_refptr<DevToolsProtocol::Response> OnEnd(
  34       scoped_refptr<DevToolsProtocol::Command> command);
  35
  36   TracingController::Options TraceOptionsFromString(const std::string& options);
  37
  38   base::WeakPtrFactory<DevToolsTracingHandler> weak_factory_;
  39
  40   DISALLOW_COPY_AND_ASSIGN(DevToolsTracingHandler);
  41 };
  42
  43 }  // namespace content
  44
  45 #endif  // CONTENT_BROWSER_DEVTOOLS_DEVTOOLS_TRACING_HANDLER_H_