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[dolphin.git] / src / kitemviews / kitemlistview.cpp

diff --git a/src/kitemviews/kitemlistview.cpp b/src/kitemviews/kitemlistview.cpp
index 4ed0d7ba4264121a988d30ed037c42d9b79fe2ab..f6e5e666bb8e2e00ecdf710d3c7aa492a4ff9bb6 100644 (file)
--- a/src/kitemviews/kitemlistview.cpp
+++ b/src/kitemviews/kitemlistview.cpp
@@ -1155,10 +1155,10 @@ void KItemListView::slotItemsRemoved(const KItemRangeList& itemRanges)
         QVector<int> itemsToMove;
 
         // Remove all KItemListWidget instances that got deleted
-        QMutableHashIterator<int, KItemListWidget*> it(m_visibleItems);
-        while (it.hasNext()) {
-            it.next();
-            KItemListWidget* widget = it.value();
+        // Iterate over a const copy because the container is mutated within the loop
+        // directly and in `recycleWidget()` (https://bugs.kde.org/show_bug.cgi?id=428374)
+        const auto visibleItems = m_visibleItems;
+        for (KItemListWidget* widget : visibleItems) {
             const int i = widget->index();
             if (i < firstRemovedIndex) {
                 continue;
@@ -2517,7 +2517,7 @@ void KItemListView::updateGroupHeaderHeight()
         groupHeaderHeight += 2 * m_styleOption.horizontalMargin;
         groupHeaderMargin = m_styleOption.horizontalMargin;
     } else if (m_itemSize.isEmpty()){
-        groupHeaderHeight += 4 * m_styleOption.padding;
+        groupHeaderHeight += 2 * m_styleOption.padding;
         groupHeaderMargin = m_styleOption.iconSize / 2;
     } else {
         groupHeaderHeight += 2 * m_styleOption.padding + m_styleOption.verticalMargin;