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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
106