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QAbstractItemView: add a note about ToolTipRole in dataChanged()

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Qt::ToolTipRole is not honored by dataChanged() which may be a little
bit surprising. Therefore add a small note about this behavior.

Fixes: QTBUG-78726
Change-Id: Ic4361f55e55ab59d5bae2fdb98907a62055604c5
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@qt.io>
Reviewed-by: Paul Wicking <paul.wicking@qt.io>
This commit is contained in:
Christian Ehrlicher 2019-12-04 20:23:37 +01:00
parent 46d21a3b34
commit c27123d743
1 changed files with 2 additions and 0 deletions
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2
src/widgets/itemviews/qabstractitemview.cpp
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@ -3318,6 +3318,8 @@ void QAbstractItemView::update(const QModelIndex &index)
The \a roles which have been changed can either be an empty container (meaning everything
has changed), or a non-empty container with the subset of roles which have changed.
\note: Qt::ToolTipRole is not honored by dataChanged() in the views provided by Qt.
*/
void QAbstractItemView::dataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight, const QVector<int> &roles)
{