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QSqlSelectCursor Class Reference

The QSqlSelectCursor class provides browsing of general SQL SELECT statements. More...

#include <QSqlSelectCursor>

This class is part of the Qt 3 compatibility library. It is provided to keep old source code working. We strongly advise against using it in new code.

Inherits QSqlCursor.

Public Functions

Protected Functions


Detailed Description

The QSqlSelectCursor class provides browsing of general SQL SELECT statements.

QSqlSelectCursor is a convenience class that makes it possible to display result sets from general SQL SELECT statements in data-aware Qt widgets. QSqlSelectCursor is read-only and does not support INSERT, UPDATE or DELETE operations.

Pass the query in at construction time, or use the QSqlSelectCursor::exec() function.

Example:

    ...
    QSqlSelectCursor* cur = new QSqlSelectCursor("SELECT id, firstname, lastname FROM author");
    QDataTable* table = new QDataTable(this);
    table->setSqlCursor(cur, true, true);
    table->refresh();
    ...
    cur->exec("SELECT * FROM books");
    table->refresh();
    ...

Member Function Documentation

QSqlSelectCursor::QSqlSelectCursor ( const QString & query = QString(), QSqlDatabase db = QSqlDatabase() )

Constructs a read only cursor on database db using the query query.

QSqlSelectCursor::QSqlSelectCursor ( const QSqlSelectCursor & other )

Constructs a copy of other

QSqlSelectCursor::~QSqlSelectCursor ()

Destroys the object and frees any allocated resources


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Qt 4.0.0-tp2