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****************************************************************************/

#ifndef QSQLQUERYMODEL_H

#define QSQLQUERYMODEL_H

#include <QtCore/qabstractitemmodel.h>

#include <QtSql/qsqldatabase.h>

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Sql)

class QSqlQueryModelPrivate;

class QSqlError;

class QSqlRecord;

class QSqlQuery;

class Q_SQL_EXPORT QSqlQueryModel: public QAbstractTableModel

{

    Q_OBJECT

    Q_DECLARE_PRIVATE(QSqlQueryModel)

public:

    explicit QSqlQueryModel(QObject *parent = 0);

    virtual ~QSqlQueryModel();

    int rowCount(const QModelIndex &parent = QModelIndex()) const;

    int columnCount(const QModelIndex &parent = QModelIndex()) const;

    QSqlRecord record(int row) const;

    QSqlRecord record() const;

    QVariant data(const QModelIndex &item, int role = Qt::DisplayRole) const;

    QVariant headerData(int section, Qt::Orientation orientation,

                        int role = Qt::DisplayRole) const;

    bool setHeaderData(int section, Qt::Orientation orientation, const QVariant &value,

                       int role = Qt::EditRole);

    bool insertColumns(int column, int count, const QModelIndex &parent = QModelIndex());

    bool removeColumns(int column, int count, const QModelIndex &parent = QModelIndex());

    void setQuery(const QSqlQuery &query);

    void setQuery(const QString &query, const QSqlDatabase &db = QSqlDatabase());

    QSqlQuery query() const;

    virtual void clear();

    QSqlError lastError() const;

    void fetchMore(const QModelIndex &parent = QModelIndex());

    bool canFetchMore(const QModelIndex &parent = QModelIndex()) const;

protected:

    virtual void queryChange();

    QModelIndex indexInQuery(const QModelIndex &item) const;

    void setLastError(const QSqlError &error);

    QSqlQueryModel(QSqlQueryModelPrivate &dd, QObject *parent = 0);

};

QT_END_NAMESPACE

QT_END_HEADER

#endif // QSQLQUERYMODEL_H