src/content/browser/worker_host/worker_message_filter.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_WORKER_HOST_WORKER_MESSAGE_FILTER_H_
   6 #define CONTENT_BROWSER_WORKER_HOST_WORKER_MESSAGE_FILTER_H_
   7
   8 #include "base/callback.h"
   9 #include "content/browser/worker_host/worker_storage_partition.h"
  10 #include "content/public/browser/browser_message_filter.h"
  11
  12 class ResourceDispatcherHost;
  13 struct ViewHostMsg_CreateWorker_Params;
  14
  15 namespace content {
  16 class MessagePortMessageFilter;
  17 class ResourceContext;
  18
  19 class WorkerMessageFilter : public BrowserMessageFilter {
  20  public:
  21   WorkerMessageFilter(int render_process_id,
  22                       ResourceContext* resource_context,
  23                       const WorkerStoragePartition& partition,
  24                       MessagePortMessageFilter* message_port_filter);
  25
  26   // BrowserMessageFilter implementation.
  27   virtual void OnChannelClosing() OVERRIDE;
  28   virtual bool OnMessageReceived(const IPC::Message& message,
  29                                  bool* message_was_ok) OVERRIDE;
  30
  31   int GetNextRoutingID();
  32   int render_process_id() const { return render_process_id_; }
  33
  34   MessagePortMessageFilter* message_port_message_filter() const {
  35     return message_port_message_filter_;
  36   }
  37
  38  private:
  39   virtual ~WorkerMessageFilter();
  40
  41   // Message handlers.
  42   void OnCreateWorker(const ViewHostMsg_CreateWorker_Params& params,
  43                       int* route_id);
  44   void OnForwardToWorker(const IPC::Message& message);
  45   void OnDocumentDetached(unsigned long long document_id);
  46   void OnCreateMessagePort(int* route_id, int* message_port_id);
  47
  48   int render_process_id_;
  49   ResourceContext* const resource_context_;
  50   WorkerStoragePartition partition_;
  51
  52   MessagePortMessageFilter* message_port_message_filter_;
  53   DISALLOW_IMPLICIT_CONSTRUCTORS(WorkerMessageFilter);
  54 };
  55
  56 }  // namespace content
  57
  58 #endif  // CONTENT_BROWSER_WORKER_HOST_WORKER_MESSAGE_FILTER_H_