diff options
Diffstat (limited to 'src/widgets')
-rw-r--r-- | src/widgets/itemviews/qtreeview.cpp | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/widgets/itemviews/qtreeview.cpp b/src/widgets/itemviews/qtreeview.cpp index b21fd0abcf..df6ba708a9 100644 --- a/src/widgets/itemviews/qtreeview.cpp +++ b/src/widgets/itemviews/qtreeview.cpp @@ -2646,7 +2646,15 @@ void QTreeView::expandAll() void QTreeView::collapseAll() { Q_D(QTreeView); + QSet<QPersistentModelIndex> old_expandedIndexes; + old_expandedIndexes = d->expandedIndexes; d->expandedIndexes.clear(); + QSet<QPersistentModelIndex>::const_iterator i = old_expandedIndexes.constBegin(); + for (; i != old_expandedIndexes.constEnd(); ++i) { + const QPersistentModelIndex &mi = (*i); + if (mi.isValid() && !(mi.flags() & Qt::ItemNeverHasChildren)) + emit collapsed(mi); + } doItemsLayout(); } |