content/browser/devtools/protocol/io_handler.h

   1 // Copyright 2015 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_PROTOCOL_IO_HANDLER_H_
   6 #define CONTENT_BROWSER_DEVTOOLS_PROTOCOL_IO_HANDLER_H_
   7
   8 #include "base/memory/weak_ptr.h"
   9 #include "content/browser/devtools/protocol/devtools_protocol_dispatcher.h"
  10
  11 namespace base {
  12 class RefCountedString;
  13 }
  14
  15 namespace content {
  16 namespace devtools {
  17 class DevToolsIOContext;
  18
  19 namespace io {
  20
  21 class IOHandler {
  22  public:
  23   using Response = DevToolsProtocolClient::Response;
  24
  25   explicit IOHandler(DevToolsIOContext* io_context);
  26   ~IOHandler();
  27
  28   void SetClient(scoped_ptr<Client> client);
  29
  30   // Protocol methods.
  31   Response Read(DevToolsCommandId command_id, const std::string& handle,
  32       const int* offset, const int* max_size);
  33   Response Close(const std::string& handle);
  34
  35  private:
  36   void ReadComplete(DevToolsCommandId command_id,
  37       const scoped_refptr<base::RefCountedString>& data, int status);
  38
  39   scoped_ptr<Client> client_;
  40   DevToolsIOContext* io_context_;
  41   base::WeakPtrFactory<IOHandler> weak_factory_;
  42
  43   DISALLOW_COPY_AND_ASSIGN(IOHandler);
  44 };
  45
  46 }  // namespace io
  47 }  // namespace devtools
  48 }  // namespace content
  49
  50 #endif  // CONTENT_BROWSER_DEVTOOLS_PROTOCOL_TRACING_HANDLER_H_