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author | Lars Knoll <lars.knoll@nokia.com> | 2009-03-23 09:34:13 (GMT) |
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committer | Simon Hausmann <simon.hausmann@nokia.com> | 2009-03-23 09:34:13 (GMT) |
commit | 67ad0519fd165acee4a4d2a94fa502e9e4847bd0 (patch) | |
tree | 1dbf50b3dff8d5ca7e9344733968c72704eb15ff /src/sql/kernel/qsqlquery.h | |
download | Qt-67ad0519fd165acee4a4d2a94fa502e9e4847bd0.zip Qt-67ad0519fd165acee4a4d2a94fa502e9e4847bd0.tar.gz Qt-67ad0519fd165acee4a4d2a94fa502e9e4847bd0.tar.bz2 |
Long live Qt!
Diffstat (limited to 'src/sql/kernel/qsqlquery.h')
-rw-r--r-- | src/sql/kernel/qsqlquery.h | 130 |
1 files changed, 130 insertions, 0 deletions
diff --git a/src/sql/kernel/qsqlquery.h b/src/sql/kernel/qsqlquery.h new file mode 100644 index 0000000..e042fbd --- /dev/null +++ b/src/sql/kernel/qsqlquery.h @@ -0,0 +1,130 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the QtSql module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QSQLQUERY_H +#define QSQLQUERY_H + +#include <QtSql/qsql.h> +#include <QtSql/qsqldatabase.h> +#include <QtCore/qstring.h> + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +QT_MODULE(Sql) + +class QVariant; +class QSqlDriver; +class QSqlError; +class QSqlResult; +class QSqlRecord; +template <class Key, class T> class QMap; +class QSqlQueryPrivate; + +class Q_SQL_EXPORT QSqlQuery +{ +public: + QSqlQuery(QSqlResult *r); + QSqlQuery(const QString& query = QString(), QSqlDatabase db = QSqlDatabase()); + explicit QSqlQuery(QSqlDatabase db); + QSqlQuery(const QSqlQuery& other); + QSqlQuery& operator=(const QSqlQuery& other); + ~QSqlQuery(); + + bool isValid() const; + bool isActive() const; + bool isNull(int field) const; + int at() const; + QString lastQuery() const; + int numRowsAffected() const; + QSqlError lastError() const; + bool isSelect() const; + int size() const; + const QSqlDriver* driver() const; + const QSqlResult* result() const; + bool isForwardOnly() const; + QSqlRecord record() const; + + void setForwardOnly(bool forward); + bool exec(const QString& query); + QVariant value(int i) const; + + void setNumericalPrecisionPolicy(QSql::NumericalPrecisionPolicy precisionPolicy); + QSql::NumericalPrecisionPolicy numericalPrecisionPolicy() const; + + bool seek(int i, bool relative = false); + bool next(); + bool previous(); +#ifdef QT3_SUPPORT + inline QT3_SUPPORT bool prev() { return previous(); } +#endif + bool first(); + bool last(); + + void clear(); + + // prepared query support + bool exec(); + enum BatchExecutionMode { ValuesAsRows, ValuesAsColumns }; + bool execBatch(BatchExecutionMode mode = ValuesAsRows); + bool prepare(const QString& query); + void bindValue(const QString& placeholder, const QVariant& val, + QSql::ParamType type = QSql::In); + void bindValue(int pos, const QVariant& val, QSql::ParamType type = QSql::In); + void addBindValue(const QVariant& val, QSql::ParamType type = QSql::In); + QVariant boundValue(const QString& placeholder) const; + QVariant boundValue(int pos) const; + QMap<QString, QVariant> boundValues() const; + QString executedQuery() const; + QVariant lastInsertId() const; + void finish(); + bool nextResult(); + +private: + QSqlQueryPrivate* d; +}; + +QT_END_NAMESPACE + +QT_END_HEADER + +#endif // QSQLQUERY_H |