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/// \file   m_desktop.h
///         Mode class for the Desktop mode

    Copyright (C) 2005-2007, Net Direct Inc. (http://www.netdirect.ca/)

    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of

    See the GNU General Public License in the COPYING file at the
    root directory of this project for more details.

#ifndef __BARRY_M_DESKTOP_H__
#define __BARRY_M_DESKTOP_H__

#include "dll.h"
#include "socket.h"
#include "record.h"

namespace Barry {

// forward declarations
class Parser;
class Builder;
class Controller;

namespace Mode {

// Desktop class
/// The main interface class to the device databases.
/// To use this class, use the following steps:
///   - Create a Controller object (see Controller class for more details)
///   - Create this Mode::Desktop object, passing in the Controller
///         object during construction
///   - Call Open() to open database socket and finish constructing.
///   - Call GetDBDB() to get the device's database database
///   - Call GetDBID() to get a database ID by name
///   - Call LoadDatabase() to retrieve and store a database
00053 class BXEXPORT Desktop
      enum CommandType { Unknown, DatabaseAccess };

      Controller &m_con;

      SocketHandle m_socket;

      CommandTable m_commandTable;
      DatabaseDatabase m_dbdb;

      uint16_t m_ModeSocket;              // socket recommended by device
                                    // when mode was selected

      void LoadCommandTable();
      void LoadDBDB();

      Desktop(Controller &con);

      // primary operations - required before anything else

      void Open(const char *password = 0);
      void RetryPassword(const char *password);

      // meta access

      /// Returns DatabaseDatabase object for this connection.
      /// Must call Open() first, which loads the DBDB.
00088       const DatabaseDatabase& GetDBDB() const { return m_dbdb; }
      unsigned int GetDBID(const std::string &name) const;
      unsigned int GetDBCommand(CommandType ct);

      // Desktop mode - database specific

      // dirty flag related functions, for sync operations
      void GetRecordStateTable(unsigned int dbId, RecordStateTable &result);
      void AddRecord(unsigned int dbId, Builder &build); // RecordId is
            // retrieved from build, and duplicate IDs are allowed,
            // but *not* recommended!
      void GetRecord(unsigned int dbId, unsigned int stateTableIndex, Parser &parser);
      void SetRecord(unsigned int dbId, unsigned int stateTableIndex, Builder &build);
      void ClearDirty(unsigned int dbId, unsigned int stateTableIndex);
      void DeleteRecord(unsigned int dbId, unsigned int stateTableIndex);

      // pure load/save operations
      void LoadDatabase(unsigned int dbId, Parser &parser);
      void SaveDatabase(unsigned int dbId, Builder &builder);

      template <class RecordT, class StorageT> void LoadDatabaseByType(StorageT &store);
      template <class RecordT, class StorageT> void SaveDatabaseByType(StorageT &store);

      template <class StorageT> void LoadDatabaseByName(const std::string &name, StorageT &store);
      template <class StorageT> void SaveDatabaseByName(const std::string &name, StorageT &store);

      template <class RecordT> void AddRecordByType(uint32_t recordId, const RecordT &rec);


}} // namespace Barry::Mode


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