Fixes Q3ListViewItem grandchildren not sorted if item has one child

Q3ListViewItem::sortChildItems() used to exits early if there is only 1 child
item and leaves grandchildren unsorted.

Merge-request: 2260
Reviewed-by: Olivier Goffart <ogoffart@trolltech.com>

1 files changed, 8 insertions, 1 deletions

diff --git a/src/qt3support/itemviews/q3listview.cpp b/src/qt3support/itemviews/q3listview.cpp
index 12dad84148..4900827637 100644
--- a/src/qt3support/itemviews/q3listview.cpp
+++ b/src/qt3support/itemviews/q3listview.cpp
@@ -1324,8 +1324,15 @@ void Q3ListViewItem::sortChildItems(int column, bool ascending)
     const int nColumns = (listView() ? listView()->columns() : 0);
 
     // and don't sort if we already have the right sorting order
-    if (column > nColumns || childItem == 0 || childItem->siblingItem == 0)
+    if (column > nColumns || childItem == 0)
         return;
+    
+    // If there is just one child, just sort its children
+    if (childItem->siblingItem == 0) {
+        if (childItem->isOpen())
+            childItem->sortChildItems(column, ascending);
+        return;
+    }
 
     // make an array for qHeapSort()
     Q3ListViewPrivate::SortableItem * siblings