content/common/db_message_filter.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_DB_MESSAGE_FILTER_H_
   6 #define CONTENT_COMMON_DB_MESSAGE_FILTER_H_
   7
   8 #include "ipc/ipc_channel_proxy.h"
   9
  10 namespace content {
  11
  12 // Receives database messages from the browser process and processes them on the
  13 // IO thread.
  14 class DBMessageFilter : public IPC::ChannelProxy::MessageFilter {
  15  public:
  16   DBMessageFilter();
  17
  18   // IPC::ChannelProxy::MessageFilter
  19   virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
  20
  21  protected:
  22   virtual ~DBMessageFilter() {}
  23
  24  private:
  25   void OnDatabaseUpdateSize(const std::string& origin_identifier,
  26                             const string16& database_name,
  27                             int64 database_size);
  28   void OnDatabaseUpdateSpaceAvailable(const std::string& origin_identifier,
  29                                       int64 space_available);
  30   void OnDatabaseResetSpaceAvailable(const std::string& origin_identifier);
  31   void OnDatabaseCloseImmediately(const std::string& origin_identifier,
  32                                   const string16& database_name);
  33 };
  34
  35 }  // namespace content
  36
  37 #endif  // CONTENT_COMMON_DB_MESSAGE_FILTER_H_