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20 | <font color="#004faf">Home</font></a>
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22 | <font color="#004faf">All Classes</font></a>
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24 | <font color="#004faf">Main Classes</font></a>
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31 | </td>
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32 | <td align="right" valign="center"><img src="logo32.png" align="right" width="64" height="32" border="0"></td></tr></table><h1 align=center>qsqlquery.h</h1>
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33 |
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34 | <p>This is the verbatim text of the qsqlquery.h include file. It is provided only for illustration; the copyright remains with Trolltech.
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35 | <hr>
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36 | <pre>
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37 | /****************************************************************************
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38 | **
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39 | ** Definition of QSqlQuery class
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40 | **
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41 | ** Created : 2000-11-03
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42 | **
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43 | ** Copyright (C) 2005-2007 Trolltech ASA. All rights reserved.
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44 | **
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45 | ** This file is part of the sql module of the Qt GUI Toolkit.
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46 | **
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47 | ** This file may be distributed under the terms of the Q Public License
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48 | ** as defined by Trolltech ASA of Norway and appearing in the file
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49 | ** LICENSE.QPL included in the packaging of this file.
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50 | **
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51 | ** This file may be distributed and/or modified under the terms of the
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52 | ** GNU General Public License version 2 as published by the Free Software
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53 | ** Foundation and appearing in the file LICENSE.GPL included in the
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54 | ** packaging of this file.
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55 | **
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56 | ** Licensees holding valid Qt Enterprise Edition licenses may use this
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57 | ** file in accordance with the Qt Commercial License Agreement provided
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58 | ** with the Software.
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59 | **
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60 | ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
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61 | ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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62 | **
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63 | ** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for
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64 | ** information about Qt Commercial License Agreements.
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65 | ** See http://www.trolltech.com/qpl/ for QPL licensing information.
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66 | ** See http://www.trolltech.com/gpl/ for GPL licensing information.
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67 | **
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68 | ** Contact info@trolltech.com if any conditions of this licensing are
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69 | ** not clear to you.
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70 | **
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71 | **********************************************************************/
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72 |
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73 | #ifndef QSQLQUERY_H
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74 | #define QSQLQUERY_H
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75 |
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76 | #ifndef QT_H
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77 | #include "qobject.h"
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78 | #include "qstring.h"
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79 | #include "qvariant.h"
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80 | #include "qvaluelist.h"
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81 | #include "qsqlerror.h"
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82 | #include "qsqlfield.h"
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83 | #include "qsql.h"
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84 | #endif // QT_H
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85 |
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86 | #ifndef QT_NO_SQL
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87 |
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88 | class QSqlDriver;
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89 | class QSqlResult;
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90 | class QSqlDatabase;
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91 |
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92 | class Q_EXPORT QSqlResultShared : public QObject, public QShared
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93 | {
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94 | Q_OBJECT
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95 | public:
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96 | QSqlResultShared( QSqlResult* result );
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97 | virtual ~QSqlResultShared();
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98 | QSqlResult* sqlResult;
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99 | QString executedQuery;
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100 | private slots:
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101 | void slotResultDestroyed();
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102 | };
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103 |
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104 | class Q_EXPORT QSqlQuery
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105 | {
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106 | public:
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107 | QSqlQuery( QSqlResult * r );
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108 | QSqlQuery( const QString& query = QString::null, QSqlDatabase* db = 0 );
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109 | Q_EXPLICIT QSqlQuery( QSqlDatabase* db );
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110 | QSqlQuery( const QSqlQuery& other );
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111 | QSqlQuery& operator=( const QSqlQuery& other );
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112 | virtual ~QSqlQuery();
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113 |
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114 | bool isValid() const;
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115 | bool isActive() const;
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116 | bool isNull( int field ) const;
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117 | int at() const;
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118 | QString lastQuery() const;
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119 | int numRowsAffected() const;
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120 | QSqlError lastError() const;
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121 | bool isSelect() const;
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122 | int size() const;
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123 | const QSqlDriver* driver() const;
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124 | const QSqlResult* result() const;
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125 | bool isForwardOnly() const;
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126 | void setForwardOnly( bool forward );
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127 |
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128 | virtual bool exec ( const QString& query );
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129 | virtual QVariant value( int i ) const;
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130 |
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131 | virtual bool seek( int i, bool relative = FALSE );
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132 | virtual bool next();
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133 | virtual bool prev();
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134 | virtual bool first();
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135 | virtual bool last();
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136 |
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137 | // prepared query support
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138 | bool exec();
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139 | bool prepare( const QString& query );
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140 | void bindValue( const QString& placeholder, const QVariant& val );
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141 | void bindValue( int pos, const QVariant& val );
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142 | void addBindValue( const QVariant& val );
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143 | // remove these overloads in 4.0
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144 | void bindValue( const QString& placeholder, const QVariant& val, QSql::ParameterType type );
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145 | void bindValue( int pos, const QVariant& val, QSql::ParameterType type );
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146 | void addBindValue( const QVariant& val, QSql::ParameterType type );
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147 | QVariant boundValue( const QString& placeholder ) const;
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148 | QVariant boundValue( int pos ) const;
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149 | QMap<QString, QVariant> boundValues() const;
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150 | QString executedQuery() const;
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151 |
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152 | protected:
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153 | virtual void beforeSeek();
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154 | virtual void afterSeek();
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155 |
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156 | private:
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157 | void init( const QString& query, QSqlDatabase* db );
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158 | void deref();
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159 | bool checkDetach();
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160 | QSqlResultShared* d;
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161 | };
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162 |
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163 |
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164 | #endif // QT_NO_SQL
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165 | #endif
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166 | </pre>
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167 | <!-- eof -->
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168 | <p><address><hr><div align=center>
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169 | <table width=100% cellspacing=0 border=0><tr>
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170 | <td>Copyright © 2007
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171 | <a href="troll.html">Trolltech</a><td align=center><a href="trademarks.html">Trademarks</a>
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172 | <td align=right><div align=right>Qt 3.3.8</div>
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173 | </table></div></address></body>
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