qsqlrecord.h

奇趣公司比较新的qt/emd版本

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#ifndef QSQLRECORD_H
#define QSQLRECORD_H

#include <QtCore/qstring.h>

QT_BEGIN_HEADER

QT_MODULE(Sql)

class QSqlField;
class QStringList;
class QVariant;
class QSqlRecordPrivate;

class Q_SQL_EXPORT QSqlRecord
{
public:
    QSqlRecord();
    QSqlRecord(const QSqlRecord& other);
    QSqlRecord& operator=(const QSqlRecord& other);
    ~QSqlRecord();

    bool operator==(const QSqlRecord &other) const;
    inline bool operator!=(const QSqlRecord &other) const { return !operator==(other); }

    QVariant value(int i) const;
    QVariant value(const QString& name) const;
    void setValue(int i, const QVariant& val);
    void setValue(const QString& name, const QVariant& val);

    void setNull(int i);
    void setNull(const QString& name);
    bool isNull(int i) const;
    bool isNull(const QString& name) const;

    int indexOf(const QString &name) const;
    QString fieldName(int i) const;

    QSqlField field(int i) const;
    QSqlField field(const QString &name) const;

    bool isGenerated(int i) const;
    bool isGenerated(const QString& name) const;
    void setGenerated(const QString& name, bool generated);
    void setGenerated(int i, bool generated);

#ifdef QT3_SUPPORT
    QT3_SUPPORT const QSqlField* fieldPtr(int i) const;
    QT3_SUPPORT const QSqlField* fieldPtr(const QString& name) const;
    inline QT3_SUPPORT int position(const QString& name) const { return indexOf(name); }
    QT3_SUPPORT QString toString(const QString& prefix = QString(),
                               const QString& sep = QLatin1String(",")) const;
    QT3_SUPPORT QStringList toStringList(const QString& prefix = QString()) const;
#endif

    void append(const QSqlField& field);
    void replace(int pos, const QSqlField& field);
    void insert(int pos, const QSqlField& field);
    void remove(int pos);

    bool isEmpty() const;
    bool contains(const QString& name) const;
    void clear();
    void clearValues();
    int count() const;

private:
    void detach();
    QSqlRecordPrivate* d;
};

#ifndef QT_NO_DEBUG_STREAM
Q_SQL_EXPORT QDebug operator<<(QDebug, const QSqlRecord &);
#endif

QT_END_HEADER

#endif // QSQLRECORD_H