Fix filtering issue in combination with expanded items

When items have been expanded they should never get filtered, as
each child item must have a parent item.

1 files changed, 6 insertions, 2 deletions

diff --git a/src/kitemviews/kfileitemmodel.cpp b/src/kitemviews/kfileitemmodel.cpp
index e4ff2630a..46f00361e 100644
--- a/src/kitemviews/kfileitemmodel.cpp
+++ b/src/kitemviews/kfileitemmodel.cpp
@@ -512,8 +512,12 @@ void KFileItemModel::setNameFilter(const QString& nameFilter)
 
         foreach (ItemData* itemData, m_itemData) {
             if (!m_filter.matches(itemData->item)) {
-                newFilteredItems.append(itemData->item);
-                m_filteredItems.insert(itemData->item);
+                // Only filter non-expanded items as child items may never
+                // exist without a parent item
+                if (!itemData->values.value("isExpanded").toBool()) {
+                    newFilteredItems.append(itemData->item);
+                    m_filteredItems.insert(itemData->item);
+                }
             }
         }