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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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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 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. 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) void QAbstractItemView::dataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight, const QVector<int> &roles)
{ {