QGraphicsLayoutItem - fix invalidating sizehint-with-constraints cache

Reviewed-by: Jan-Arve Sæther

1 files changed, 5 insertions, 2 deletions

diff --git a/src/gui/graphicsview/qgraphicslayout.cpp b/src/gui/graphicsview/qgraphicslayout.cpp
index 86b4589ee4..3e9573568a 100644
--- a/src/gui/graphicsview/qgraphicslayout.cpp
+++ b/src/gui/graphicsview/qgraphicslayout.cpp
@@ -307,10 +307,13 @@ void QGraphicsLayout::invalidate()
         // does not call the base implementation? In addition, updateGeometry()
         // does more than we need.
         layoutItem->d_func()->sizeHintCacheDirty = true;
-        layoutItem = layoutItem->parentLayoutItem();        
+        layoutItem->d_func()->sizeHintWithConstraintCacheDirty = true;
+        layoutItem = layoutItem->parentLayoutItem();
     }
-    if (layoutItem)
+    if (layoutItem) {
         layoutItem->d_func()->sizeHintCacheDirty = true;
+        layoutItem->d_func()->sizeHintWithConstraintCacheDirty = true;
+    }
 
     bool postIt = layoutItem ? !layoutItem->isLayout() : false;
     if (postIt) {