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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
48QT_BEGIN_HEADER
49
50QT_BEGIN_NAMESPACE
51
52QT_MODULE(Sql)
53
54class QSqlQueryModelPrivate;
55class QSqlError;
56class QSqlRecord;
57class QSqlQuery;
58
59class Q_SQL_EXPORT QSqlQueryModel: public QAbstractTableModel
60{
61 Q_OBJECT
62 Q_DECLARE_PRIVATE(QSqlQueryModel)
63
64public:
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
93protected:
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
101QT_END_NAMESPACE
102
103QT_END_HEADER
104
105#endif // QSQLQUERYMODEL_H
106