You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
tqt3/src/sql/drivers/odbc/qsql_odbc.h

164 lines
4.8 KiB

/****************************************************************************
**
** Definition of ODBC driver classes
**
** Created : 001103
**
** Copyright (C) 1992-2008 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 files LICENSE.GPL2
** and LICENSE.GPL3 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 TQSQL_ODBC_H
#define TQSQL_ODBC_H
#include <ntqmap.h>
#include <ntqstring.h>
#include <ntqsqldriver.h>
#include <ntqsqlfield.h>
#include <ntqsqlresult.h>
#include <ntqsqlindex.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
#include <sqlext.h>
#include "debian_qsql_odbc.h"
class TQODBCPrivate;
class TQODBCDriver;
class TQSqlRecordInfo;
class TQODBCResult : public TQSqlResult
{
friend class TQODBCDriver;
public:
TQODBCResult( const TQODBCDriver * db, TQODBCPrivate* p );
~TQODBCResult();
SQLHANDLE statement();
bool prepare( const TQString& query );
bool exec();
protected:
bool fetchNext();
bool fetchFirst();
bool fetchLast();
bool fetchPrior();
bool fetch(int i);
bool reset ( const TQString& query );
TQVariant data( int field );
bool isNull( int field );
int size();
int numRowsAffected();
private:
TQODBCPrivate* d;
typedef TQMap<int,TQVariant> FieldCache;
FieldCache fieldCache;
typedef TQMap<int,bool> NullCache;
NullCache nullCache;
};
class Q_EXPORT_SQLDRIVER_ODBC TQODBCDriver : public TQSqlDriver
{
public:
TQODBCDriver( TQObject * parent=0, const char * name=0 );
TQODBCDriver( SQLHANDLE env, SQLHANDLE con, TQObject * parent=0, const char * name=0 );
~TQODBCDriver();
bool hasFeature( DriverFeature f ) const;
bool open( const TQString & db,
const TQString & user = TQString::null,
const TQString & password = TQString::null,
const TQString & host = TQString::null,
int port = -1 );
void close();
bool ping();
TQSqlQuery createQuery() const;
TQStringList tables( const TQString& user ) 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;
TQSqlIndex primaryIndex( const TQString& tablename ) const;
SQLHANDLE environment();
SQLHANDLE connection();
TQString formatValue( const TQSqlField* field,
bool trimStrings ) const;
// ### remove me for 4.0
bool open( const TQString& db,
const TQString& user,
const TQString& password,
const TQString& host,
int port,
const TQString& connOpts );
protected:
bool beginTransaction();
bool commitTransaction();
bool rollbackTransaction();
private:
void init();
bool endTrans();
void cleanup();
TQODBCPrivate* d;
};
#endif