QAbstractItemView::setIndexWidget: remove the old widget from the QSet of persistent editors

Task-number: QTBUG-8422
Reviewed-by: Thierry

1 files changed, 1 insertions, 0 deletions

diff --git a/src/gui/itemviews/qabstractitemview.cpp b/src/gui/itemviews/qabstractitemview.cpp
index adf3ce3475..2c4d9b7df9 100644
--- a/src/gui/itemviews/qabstractitemview.cpp
+++ b/src/gui/itemviews/qabstractitemview.cpp
@@ -3014,6 +3014,7 @@ void QAbstractItemView::setIndexWidget(const QModelIndex &index, QWidget *widget
     if (!d->isIndexValid(index))
         return;
     if (QWidget *oldWidget = indexWidget(index)) {
+        d->persistent.remove(oldWidget);
         d->removeEditor(oldWidget);
         oldWidget->deleteLater();
     }