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connection.h

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/*
   This file is part of the KDB libraries
   Copyright (c) 2000 Praduroux Alessandro <pradu@thekompany.com>
 
   This library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Library General Public
   License as published by the Free Software Foundation; either
   version 2 of the License, or (at your option) any later version.
 
   This library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Library General Public License for more details.
 
   You should have received a copy of the GNU Library General Public License
   along with this library; see the file COPYING.LIB.  If not, write to
   the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
   Boston, MA 02111-1307, USA.
*/     
#ifndef CONNECTION_H
#define CONNECTION_H

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include <qstring.h>
#include <qlist.h>

#include "object.h"
#include "database.h"

class KConfigBase;

namespace KDB {

class Connector;
class Connection;
typedef QList<Connection>         ConnectionList;
typedef QListIterator<Connection> ConnectionIterator;

class Connection : public Object {
    friend class DBEngine;

    Q_OBJECT

 public:

    virtual ~Connection();

    bool open() ;

    void close(bool destructive = true);

    bool isConnected();

    bool saveStatus();

    void setSaveStatus(bool status);

    
    void setUser(const QString &name);

    QString user();

    QString plugin();
    
    void setPassword(const QString &pwd, bool save = false);

    QString password();
    
    QString host();

    int port();

    QString prettyPrint();

    Database * openDatabase(const QString &name);

    Database * findDatabase(const QString &name);

    virtual Database * createDatabase(const QString &name) ;

    DatabaseList databases();

    DatabaseIterator begin();

    void saveToConfig( KConfigBase *config, int number = -1);

    
 signals:

    void closing(Connection *);
    
 private:

    Connector *connector;
    DatabaseList m_databases;

    QString m_plugin;
    QString m_host;
    int m_port;
    QString m_user;
    QString m_pwd;
    bool m_savePwd;
    bool m_saveStatus;
    
    Connection(const QString &pluginName, const QString &host, int port, QObject *parent = 0);

};

}

#endif

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