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/debug/trace_event.h"
   9 #include "content/browser/devtools/devtools_protocol.h"
  10 #include "content/public/browser/trace_subscriber.h"
  11
  12 namespace content {
  13
  14 // This class bridges DevTools remote debugging server with the trace
  15 // infrastructure.
  16 class DevToolsTracingHandler
  17     : public TraceSubscriber,
  18       public DevToolsProtocol::Handler {
  19  public:
  20   DevToolsTracingHandler();
  21   virtual ~DevToolsTracingHandler();
  22
  23   // TraceSubscriber:
  24   virtual void OnEndTracingComplete() OVERRIDE;;
  25   virtual void OnTraceDataCollected(
  26       const scoped_refptr<base::RefCountedString>& trace_fragment) OVERRIDE;
  27
  28  private:
  29   scoped_refptr<DevToolsProtocol::Response> OnStart(
  30       scoped_refptr<DevToolsProtocol::Command> command);
  31   scoped_refptr<DevToolsProtocol::Response> OnEnd(
  32       scoped_refptr<DevToolsProtocol::Command> command);
  33
  34   base::debug::TraceLog::Options TraceOptionsFromString(
  35       const std::string& options);
  36
  37   bool is_running_;
  38
  39   DISALLOW_COPY_AND_ASSIGN(DevToolsTracingHandler);
  40 };
  41
  42 }  // namespace content
  43
  44 #endif  // CONTENT_BROWSER_DEVTOOLS_DEVTOOLS_TRACING_HANDLER_H_