1 files changed, 7 insertions, 1 deletions
diff --git a/src/gui/graphicsview/qgraphicsitem_p.h b/src/gui/graphicsview/qgraphicsitem_p.h
index 07f6958..af0b077 100644
--- a/src/gui/graphicsview/qgraphicsitem_p.h
+++ b/src/gui/graphicsview/qgraphicsitem_p.h
@@ -113,6 +113,7 @@ public:
         : z(0),
         scene(0),
         parent(0),
+        siblingIndex(-1),
         index(-1),
         depth(0),
         acceptedMouseButtons(0x1f),
@@ -160,11 +161,14 @@ public:
     void setPosHelper(const QPointF &pos, bool update);
     void setVisibleHelper(bool newVisible, bool explicitly, bool update = true);
     void setEnabledHelper(bool newEnabled, bool explicitly, bool update = true);
-    void updateHelper(const QRectF &rect = QRectF(), bool force = false);
+    void updateHelper(const QRectF &rect = QRectF(), bool force = false, bool updateCache = false);
     void fullUpdateHelper(bool childrenOnly = false);
     void resolveEffectiveOpacity(qreal effectiveParentOpacity);
     void resolveDepth(int parentDepth);
     void invalidateSceneTransformCache();
+    void addChild(QGraphicsItem *child);
+    void removeChild(QGraphicsItem *child);
+    void setParentItemHelper(QGraphicsItem *parent, bool deleting);
 
     virtual void resolveFont(uint inheritedMask)
     {
@@ -230,6 +234,7 @@ public:
     };
     QList<ExtraStruct> extras;
 
+    QGraphicsItemCache *maybeExtraItemCache() const;
     QGraphicsItemCache *extraItemCache() const;
     void removeExtraItemCache();
 
@@ -238,6 +243,7 @@ public:
     QGraphicsScene *scene;
     QGraphicsItem *parent;
     QList<QGraphicsItem *> children;
+    int siblingIndex;
     int index;
     int depth;