1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
|
/****************************************************************************
**
** Definition of PostgreSQL driver classes
**
** Created : 001103
**
** Copyright (C) 1992-2008 Trolltech ASA. All rights reserved.
**
** This file is part of the sql module of the Qt 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 Qt 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.QPL
** included in the packaging of this file. Licensees holding valid Qt
** Commercial 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 WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
** herein.
**
**********************************************************************/
#ifndef QSQL_PSQL_H
#define QSQL_PSQL_H
#include <qsqlresult.h>
#include <qsqlfield.h>
#include <qsqldriver.h>
#include <libpq-fe.h>
#ifdef QT_PLUGIN
#define Q_EXPORT_SQLDRIVER_PSQL
#else
#define Q_EXPORT_SQLDRIVER_PSQL Q_EXPORT
#endif
class QPSQLPrivate;
class QPSQLDriver;
class QSqlRecordInfo;
class QPSQLResult : public QSqlResult
{
friend class QPSQLDriver;
public:
QPSQLResult( const QPSQLDriver* db, const QPSQLPrivate* p );
~QPSQLResult();
PGresult* result();
protected:
void cleanup();
bool fetch( int i );
bool fetchFirst();
bool fetchLast();
QVariant data( int i );
bool isNull( int field );
bool reset ( const QString& query );
int size();
int numRowsAffected();
private:
int currentSize;
QPSQLPrivate* d;
};
class Q_EXPORT_SQLDRIVER_PSQL QPSQLDriver : public QSqlDriver
{
public:
enum Protocol {
Version6 = 6,
Version7 = 7,
Version71 = 8,
Version73 = 9
};
QPSQLDriver( QObject * parent=0, const char * name=0 );
QPSQLDriver( PGconn * conn, QObject * parent=0, const char * name=0 );
~QPSQLDriver();
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;
QSqlIndex primaryIndex( const QString& tablename ) 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;
Protocol protocol() const { return pro; }
PGconn* 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();
Protocol pro;
QPSQLPrivate* d;
};
#endif
|
