/******************************************************************************** Definition of ODBC driver classes**** Created : 001103**** Copyright (C) 1992-2000 Trolltech AS.  All rights reserved.**** This file is part of the sql module of the Qt GUI Toolkit.**** This file may be distributed under the terms of the Q Public License** as defined by Trolltech AS of Norway and appearing in the file** LICENSE.QPL included in the packaging of this file.**** This file may be distributed and/or modified under the terms of the** GNU General Public License version 2 as published by the Free Software** Foundation and appearing in the file LICENSE.GPL included in the** packaging of this file.**** Licensees holding valid Qt Enterprise Edition licenses may use this** file in accordance with the Qt Commercial License Agreement provided** with the Software.**** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.**** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for**   information about Qt Commercial License Agreements.** See http://www.trolltech.com/qpl/ for QPL licensing information.** See http://www.trolltech.com/gpl/ for GPL licensing information.**** Contact info@trolltech.com if any conditions of this licensing are** not clear to you.************************************************************************/#ifndef QSQL_ODBC_H#define QSQL_ODBC_H#include <qmap.h>#include <qstring.h>#include <qsqldriver.h>#include <qsqlfield.h>#include <qsqlresult.h>#include <qsqlindex.h>#if defined (Q_OS_WIN32)#include <qt_windows.h>#endif#if defined (Q_OS_MAC)// assume we use iodbc on MAC// comment next line out if you use a // unicode compatible manager# define Q_ODBC_VERSION_2#endif#ifdef QT_PLUGIN#define Q_EXPORT_SQLDRIVER_ODBC#else#define Q_EXPORT_SQLDRIVER_ODBC Q_EXPORT#endif#ifdef Q_OS_UNIX#define HAVE_LONG_LONG 1 // force UnixODBC NOT to fall back to a struct for BIGINTs#endif#if defined(Q_CC_BOR)// workaround for Borland to make sure that SQLBIGINT is defined#  define _MSC_VER 900#endif#include <sql.h>#if defined(Q_CC_BOR)#  undef _MSC_VER#endif#ifndef Q_ODBC_VERSION_2#include <sqlucode.h>#endif#include <sqlext.h>class QODBCPrivate;class QODBCDriver;class QSqlRecordInfo;class QODBCResult : public QSqlResult{    friend class QODBCDriver;public:    QODBCResult( const QODBCDriver * db, QODBCPrivate* p );    ~QODBCResult();    SQLHANDLE   statement();    bool	prepare( const QString& query );    bool	exec();protected:    bool	fetchNext();    bool	fetchFirst();    bool	fetchLast();    bool	fetchPrior();    bool	fetch(int i);    bool	reset ( const QString& query );    QVariant	data( int field );    bool	isNull( int field );    int         size();    int         numRowsAffected();private:    QODBCPrivate*	d;    typedef QMap<int,QVariant> FieldCache;    FieldCache fieldCache;    typedef QMap<int,bool> NullCache;    NullCache nullCache;};class Q_EXPORT_SQLDRIVER_ODBC QODBCDriver : public QSqlDriver{public:    QODBCDriver( QObject * parent=0, const char * name=0 );    QODBCDriver( SQLHANDLE env, SQLHANDLE con, QObject * parent=0, const char * name=0 );    ~QODBCDriver();    bool		hasFeature( DriverFeature f ) const;    bool		open( const QString & db,			      const QString & user = QString::null,			      const QString & password = QString::null,			      const QString & host = QString::null,			      int port = -1 );    void		close();    QSqlQuery		createQuery() const;    QStringList		tables( const QString& user ) const;    QSqlRecord		record( const QString& tablename ) const;    QSqlRecord		record( const QSqlQuery& query ) const;    QSqlRecordInfo	recordInfo( const QString& tablename ) const;    QSqlRecordInfo	recordInfo( const QSqlQuery& query ) const;    QSqlIndex		primaryIndex( const QString& tablename ) const;    SQLHANDLE		environment();    SQLHANDLE		connection();    QString		formatValue( const QSqlField* field,				     bool trimStrings ) const;    // ### remove me for 4.0    bool open( const QString& db,	       const QString& user,	       const QString& password,	       const QString& host,	       int port,	       const QString& connOpts );    protected:    bool		beginTransaction();    bool		commitTransaction();    bool		rollbackTransaction();private:    void init();    bool endTrans();    void cleanup();    QODBCPrivate* d;};#endif