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QAccessibleEvent Class Reference
[модуль QtGui]

The QAccessibleEvent class is used to query addition accessibility information about complex widgets. Далее...

 #include <QAccessibleEvent>

Унаследован от QEvent.

Открытые функции

Дополнительные унаследованные члены


Подробное описание

The QAccessibleEvent class is used to query addition accessibility information about complex widgets.

The event can be of type QEvent::AccessibilityDescription or QEvent::AccessibilityHelp.

Some QAccessibleInterface implementations send QAccessibleEvents to the widget they wrap to obtain the description or help text of a widget or of its children. The widget can answer by calling setValue() with the requested information.

The default QWidget::event() implementation simply sets the text to be the widget's tooltip (for AccessibilityDescription event) or its "What's This?" text (for AccessibilityHelp event).


Описание функций-членов

QAccessibleEvent::QAccessibleEvent ( Type type, int child )

Constructs an accessibility event of the given type, which must be QEvent::AccessibilityDescription or QEvent::AccessibilityHelp.

child is the (1-based) index of the child to which the request applies. If child is 0, the request is for the widget itself.

See also child().

int QAccessibleEvent::child () const

Returns the (1-based) index of the child to which the request applies. If the child is 0, the request is for the widget itself.

void QAccessibleEvent::setValue ( const QString & text )

Set the description or help text for the given child() to text, thereby answering the request.

Смотрите также value().

QString QAccessibleEvent::value () const

Returns the text set using setValue().

Смотрите также setValue().


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Qt 4.3.5