src/content/browser/shared_worker/shared_worker_message_filter.h

   1 // Copyright 2014 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_SHARED_WORKER_SHARED_WORKER_MESSAGE_FILTER_H_
   6 #define CONTENT_BROWSER_SHARED_WORKER_SHARED_WORKER_MESSAGE_FILTER_H_
   7
   8 #include "content/browser/shared_worker/worker_storage_partition.h"
   9 #include "content/common/content_export.h"
  10 #include "content/public/browser/browser_message_filter.h"
  11
  12 class GURL;
  13 struct ViewHostMsg_CreateWorker_Params;
  14
  15 namespace content {
  16 class MessagePortMessageFilter;
  17 class ResourceContext;
  18
  19 // If "enable-embedded-shared-worker" is set this class will be used instead of
  20 // WorkerMessageFilter.
  21 class CONTENT_EXPORT SharedWorkerMessageFilter : public BrowserMessageFilter {
  22  public:
  23   SharedWorkerMessageFilter(int render_process_id,
  24                             ResourceContext* resource_context,
  25                             const WorkerStoragePartition& partition,
  26                             MessagePortMessageFilter* message_port_filter);
  27
  28   // BrowserMessageFilter implementation.
  29   void OnChannelClosing() override;
  30   bool OnMessageReceived(const IPC::Message& message) override;
  31
  32   int GetNextRoutingID();
  33   int render_process_id() const { return render_process_id_; }
  34
  35   MessagePortMessageFilter* message_port_message_filter() const {
  36     return message_port_message_filter_;
  37   }
  38
  39  protected:
  40   // This is protected, so we can define sub classes for testing.
  41   ~SharedWorkerMessageFilter() override;
  42
  43  private:
  44   // Message handlers.
  45   void OnCreateWorker(const ViewHostMsg_CreateWorker_Params& params,
  46                       int* route_id);
  47   void OnForwardToWorker(const IPC::Message& message);
  48   void OnDocumentDetached(unsigned long long document_id);
  49   void OnWorkerContextClosed(int worker_route_id);
  50   void OnWorkerContextDestroyed(int worker_route_id);
  51
  52   void OnWorkerReadyForInspection(int worker_route_id);
  53   void OnWorkerScriptLoaded(int worker_route_id);
  54   void OnWorkerScriptLoadFailed(int worker_route_id);
  55   void OnWorkerConnected(int message_port_id, int worker_route_id);
  56   void OnAllowDatabase(int worker_route_id,
  57                        const GURL& url,
  58                        const base::string16& name,
  59                        const base::string16& display_name,
  60                        unsigned long estimated_size,
  61                        bool* result);
  62   void OnRequestFileSystemAccess(int worker_route_id,
  63                                  const GURL& url,
  64                                  IPC::Message* reply_msg);
  65   void OnAllowIndexedDB(int worker_route_id,
  66                         const GURL& url,
  67                         const base::string16& name,
  68                         bool* result);
  69
  70   const int render_process_id_;
  71   ResourceContext* const resource_context_;
  72   const WorkerStoragePartition partition_;
  73   MessagePortMessageFilter* const message_port_message_filter_;
  74
  75   DISALLOW_IMPLICIT_CONSTRUCTORS(SharedWorkerMessageFilter);
  76 };
  77
  78 }  // namespace content
  79
  80 #endif  // CONTENT_BROWSER_SHARED_WORKER_SHARED_WORKER_MESSAGE_FILTER_H_