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# ntqsqldatabase.h

This is the verbatim text of the ntqsqldatabase.h include file. It is provided only for illustration; the copyright remains with Trolltech.

    /****************************************************************************
    **
    ** Definition of TQSqlDatabase class
    **
    ** Created : 2000-11-03
    **
    ** Copyright (C) 2005-2007 Trolltech ASA.  All rights reserved.
    **
    ** This file is part of the sql module of the TQt GUI Toolkit.
    **
    ** This file may be used under the terms of the GNU General Public
    ** License versions 2.0 or 3.0 as published by the Free Software
    ** Foundation and appearing in the file LICENSE.GPL included in the
    ** packaging of this file. Alternatively you may (at your option) use any
    ** later version of the GNU General Public License if such license has
    ** been publicly approved by Trolltech ASA (or its successors, if any)
    ** and the KDE Free TQt Foundation.
    **
    ** Please review the following information to ensure GNU General
    ** Public Licensing requirements will be met:
    ** http://trolltech.com/products/qt/licenses/licensing/opensource/.
    ** If you are unsure which license is appropriate for your use, please
    ** review the following information:
    ** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
    ** or contact the sales department at sales@trolltech.com.
    **
    ** This file may be used under the terms of the Q Public License as
    ** defined by Trolltech ASA and appearing in the file LICENSE.TQPL
    ** included in the packaging of this file.  Licensees holding valid TQt
    ** Commercial licenses may use this file in accordance with the TQt
    ** Commercial License Agreement provided with the Software.
    **
    ** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
    ** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
    ** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
    ** herein.
    **
    **********************************************************************/

    #ifndef TQSQLDATABASE_H
    #define TQSQLDATABASE_H

    #ifndef QT_H
    #include "ntqobject.h"
    #include "ntqstring.h"
    #include "ntqsqlquery.h"
    #include "ntqstringlist.h"
    #endif // QT_H

    #if !defined( TQT_MODULE_SQL ) || defined( QT_LICENSE_PROFESSIONAL )
    #define TQM_EXPORT_SQL
    #else
    #define TQM_EXPORT_SQL Q_EXPORT
    #endif

    #ifndef QT_NO_SQL

    class TQSqlError;
    class TQSqlDriver;
    class TQSqlIndex;
    class TQSqlRecord;
    class TQSqlRecordInfo;
    class TQSqlDatabasePrivate;

    class TQM_EXPORT_SQL TQSqlDriverCreatorBase
    {
    public:
        virtual TQSqlDriver* createObject() = 0;
    };

    template <class type>
    class TQM_EXPORT_SQL TQSqlDriverCreator: public TQSqlDriverCreatorBase
    {
    public:
        TQSqlDriver* createObject() { return new type; }
    };

    class TQM_EXPORT_SQL TQSqlDatabase : public TQObject
    {
        TQ_OBJECT
        TQ_PROPERTY( TQString databaseName  READ databaseName WRITE setDatabaseName )
        TQ_PROPERTY( TQString userName  READ userName WRITE setUserName )
        TQ_PROPERTY( TQString password  READ password WRITE setPassword )
        TQ_PROPERTY( TQString hostName  READ hostName WRITE setHostName )
        TQ_PROPERTY( int port READ port WRITE setPort )
        TQ_PROPERTY( TQString connectOptions READ connectOptions WRITE setConnectOptions )

    public:
        ~TQSqlDatabase();

        bool		open();
        bool		open( const TQString& user, const TQString& password );
        void		close();
        bool		isOpen() const;
        bool		isOpenError() const;
        TQStringList		tables() const;
        TQStringList		tables( TQSql::TableType type ) const;
        TQSqlIndex		primaryIndex( const TQString& tablename ) const;
        TQSqlRecord		record( const TQString& tablename ) const;
        TQSqlRecord		record( const TQSqlQuery& query ) const;
        TQSqlRecordInfo	recordInfo( const TQString& tablename ) const;
        TQSqlRecordInfo	recordInfo( const TQSqlQuery& query ) const;
        TQSqlQuery		exec( const TQString& query = TQString::null ) const;
        TQSqlError		lastError() const;

        bool		transaction();
        bool		commit();
        bool		rollback();

        virtual void	setDatabaseName( const TQString& name );
        virtual void	setUserName( const TQString& name );
        virtual void	setPassword( const TQString& password );
        virtual void	setHostName( const TQString& host );
        virtual void	setPort( int p );
        void 		setConnectOptions( const TQString& options = TQString::null );
        TQString		databaseName() const;
        TQString		userName() const;
        TQString		password() const;
        TQString		hostName() const;
        TQString		driverName() const;
        int         	port() const;
        TQString 		connectOptions() const;

        TQSqlDriver*		driver() const;

        // MOC_SKIP_BEGIN
        QT_STATIC_CONST char * const defaultConnection;
        // MOC_SKIP_END

        static TQSqlDatabase* addDatabase( const TQString& type, const TQString& connectionName = defaultConnection );
        static TQSqlDatabase* addDatabase( TQSqlDriver* driver, const TQString& connectionName = defaultConnection );
        static TQSqlDatabase* database( const TQString& connectionName = defaultConnection, bool open = TRUE );
        static void          removeDatabase( const TQString& connectionName );
        static void          removeDatabase( TQSqlDatabase* db );
        static bool          contains( const TQString& connectionName = defaultConnection );
        static TQStringList   drivers();
        static void          registerSqlDriver( const TQString& name, const TQSqlDriverCreatorBase* creator ); // ### 4.0: creator should not be const
        static bool 	 isDriverAvailable( const TQString& name );

    protected:
        TQSqlDatabase( const TQString& type, const TQString& name, TQObject * parent=0, const char * objname=0 );
        TQSqlDatabase( TQSqlDriver* driver, TQObject * parent=0, const char * objname=0 );
    private:
        void 	init( const TQString& type, const TQString& name );
        TQSqlDatabasePrivate* d;
    #if defined(TQ_DISABLE_COPY) // Disabled copy constructor and operator=
        TQSqlDatabase( const TQSqlDatabase & );
        TQSqlDatabase &operator=( const TQSqlDatabase & );
    #endif

    };

    #endif // QT_NO_SQL
    #endif