content/common/appcache/appcache_dispatcher.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_COMMON_APPCACHE_APPCACHE_DISPATCHER_H_
   6 #define CONTENT_COMMON_APPCACHE_APPCACHE_DISPATCHER_H_
   7
   8 #include <string>
   9 #include <vector>
  10
  11 #include "content/common/appcache/appcache_backend_proxy.h"
  12 #include "ipc/ipc_listener.h"
  13 #include "webkit/appcache/appcache_frontend_impl.h"
  14
  15 namespace content {
  16
  17 // Dispatches appcache related messages sent to a child process from the
  18 // main browser process. There is one instance per child process. Messages
  19 // are dispatched on the main child thread. The ChildThread base class
  20 // creates an instance and delegates calls to it.
  21 class AppCacheDispatcher : public IPC::Listener {
  22  public:
  23   explicit AppCacheDispatcher(IPC::Sender* sender) : backend_proxy_(sender) {}
  24
  25   AppCacheBackendProxy* backend_proxy() { return &backend_proxy_; }
  26
  27   // IPC::Listener implementation
  28   virtual bool OnMessageReceived(const IPC::Message& msg) OVERRIDE;
  29
  30  private:
  31   // Ipc message handlers
  32   void OnCacheSelected(int host_id, const appcache::AppCacheInfo& info);
  33   void OnStatusChanged(const std::vector<int>& host_ids,
  34                        appcache::Status status);
  35   void OnEventRaised(const std::vector<int>& host_ids,
  36                      appcache::EventID event_id);
  37   void OnProgressEventRaised(const std::vector<int>& host_ids,
  38                              const GURL& url, int num_total, int num_complete);
  39   void OnErrorEventRaised(const std::vector<int>& host_ids,
  40                           const std::string& message);
  41   void OnLogMessage(int host_id, int log_level, const std::string& message);
  42   void OnContentBlocked(int host_id,
  43                         const GURL& manifest_url);
  44
  45   AppCacheBackendProxy backend_proxy_;
  46   appcache::AppCacheFrontendImpl frontend_impl_;
  47 };
  48
  49 }  // namespace content
  50
  51 #endif  // CONTENT_COMMON_APPCACHE_APPCACHE_DISPATCHER_H_