qt6-bb10/src/sql/kernel/qsqlresult.h

114 lines
3.3 KiB
C++

// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#ifndef QSQLRESULT_H
#define QSQLRESULT_H
#include <QtSql/qtsqlglobal.h>
#include <QtCore/qvariant.h>
#include <QtCore/qcontainerfwd.h>
QT_BEGIN_NAMESPACE
class QString;
class QSqlRecord;
class QVariant;
class QSqlDriver;
class QSqlError;
class QSqlResultPrivate;
class Q_SQL_EXPORT QSqlResult
{
Q_DECLARE_PRIVATE(QSqlResult)
friend class QSqlQuery;
friend class QSqlTableModelPrivate;
public:
virtual ~QSqlResult();
virtual QVariant handle() const;
protected:
enum BindingSyntax {
PositionalBinding,
NamedBinding
};
explicit QSqlResult(const QSqlDriver * db);
QSqlResult(QSqlResultPrivate &dd);
int at() const;
QString lastQuery() const;
QSqlError lastError() const;
bool isValid() const;
bool isActive() const;
bool isSelect() const;
bool isForwardOnly() const;
const QSqlDriver* driver() const;
virtual void setAt(int at);
virtual void setActive(bool a);
virtual void setLastError(const QSqlError& e);
virtual void setQuery(const QString& query);
virtual void setSelect(bool s);
virtual void setForwardOnly(bool forward);
// prepared query support
virtual bool exec();
virtual bool prepare(const QString& query);
virtual bool savePrepare(const QString& sqlquery);
virtual void bindValue(int pos, const QVariant& val, QSql::ParamType type);
virtual void bindValue(const QString& placeholder, const QVariant& val,
QSql::ParamType type);
void addBindValue(const QVariant& val, QSql::ParamType type);
QVariant boundValue(const QString& placeholder) const;
QVariant boundValue(int pos) const;
QSql::ParamType bindValueType(const QString& placeholder) const;
QSql::ParamType bindValueType(int pos) const;
int boundValueCount() const;
#if QT_SQL_REMOVED_SINCE(6, 6)
QList<QVariant> &boundValues() const;
#endif
QVariantList &boundValues(QT6_DECL_NEW_OVERLOAD);
QVariantList boundValues(QT6_DECL_NEW_OVERLOAD) const;
QString executedQuery() const;
QStringList boundValueNames() const;
QString boundValueName(int pos) const;
void clear();
bool hasOutValues() const;
BindingSyntax bindingSyntax() const;
virtual QVariant data(int i) = 0;
virtual bool isNull(int i) = 0;
virtual bool reset(const QString& sqlquery) = 0;
virtual bool fetch(int i) = 0;
virtual bool fetchNext();
virtual bool fetchPrevious();
virtual bool fetchFirst() = 0;
virtual bool fetchLast() = 0;
virtual int size() = 0;
virtual int numRowsAffected() = 0;
virtual QSqlRecord record() const;
virtual QVariant lastInsertId() const;
enum VirtualHookOperation { };
virtual void virtual_hook(int id, void *data);
virtual bool execBatch(bool arrayBind = false);
virtual void detachFromResultSet();
virtual void setNumericalPrecisionPolicy(QSql::NumericalPrecisionPolicy policy);
QSql::NumericalPrecisionPolicy numericalPrecisionPolicy() const;
void setPositionalBindingEnabled(bool enable);
bool isPositionalBindingEnabled() const;
virtual bool nextResult();
void resetBindCount(); // HACK
QSqlResultPrivate *d_ptr;
private:
Q_DISABLE_COPY(QSqlResult)
};
QT_END_NAMESPACE
#endif // QSQLRESULT_H