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    41 

    42 #ifndef QSQLQUERYMODEL_H

    43 #define QSQLQUERYMODEL_H

    44 

    45 #include <QtCore/qabstractitemmodel.h>

    46 #include <QtSql/qsqldatabase.h>

    47 

    48 QT_BEGIN_HEADER

    49 

    50 QT_BEGIN_NAMESPACE

    51 

    52 QT_MODULE(Sql)

    53 

    54 class QSqlQueryModelPrivate;

    55 class QSqlError;

    56 class QSqlRecord;

    57 class QSqlQuery;

    58 

    59 class Q_SQL_EXPORT QSqlQueryModel: public QAbstractTableModel

    60 {

    61     Q_OBJECT

    62     Q_DECLARE_PRIVATE(QSqlQueryModel)

    63 

    64 public:

    65     explicit QSqlQueryModel(QObject *parent = 0);

    66     virtual ~QSqlQueryModel();

    67 

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

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

    70     QSqlRecord record(int row) const;

    71     QSqlRecord record() const;

    72 

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

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

    75                         int role = Qt::DisplayRole) const;

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

    77                        int role = Qt::EditRole);

    78 

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

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

    81 

    82     void setQuery(const QSqlQuery &query);

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

    84     QSqlQuery query() const;

    85 

    86     virtual void clear();

    87 

    88     QSqlError lastError() const;

    89 

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

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

    92 

    93 protected:

    94     virtual void queryChange();

    95 

    96     QModelIndex indexInQuery(const QModelIndex &item) const;

    97     void setLastError(const QSqlError &error);

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

    99 };

   100 

   101 QT_END_NAMESPACE

   102 

   103 QT_END_HEADER

   104 

   105 #endif // QSQLQUERYMODEL_H