Merge 77191

Source/WebCore/rendering/RenderObject.h

 /*
  * Copyright (C) 2000 Lars Knoll (knoll@kde.org)
  *           (C) 2000 Antti Koivisto (koivisto@kde.org)
  *           (C) 2000 Dirk Mueller (mueller@kde.org)
  *           (C) 2004 Allan Sandfeld Jensen (kde@carewolf.com)
  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
  * Copyright (C) 2009 Google Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
@@ skipping 125 matching lines @@
         if (const RenderObjectChildList* children = virtualChildren())
             return children->firstChild();
         return 0;
     }
     RenderObject* lastChild() const
     {
         if (const RenderObjectChildList* children = virtualChildren())
             return children->lastChild();
         return 0;
     }
+    RenderObject* beforePseudoElementRenderer() const
+    {
+        if (const RenderObjectChildList* children = virtualChildren())
+            return children->beforePseudoElementRenderer(this);
+        return 0;
+    }
+    RenderObject* afterPseudoElementRenderer() const
+    {
+        if (const RenderObjectChildList* children = virtualChildren())
+            return children->afterPseudoElementRenderer(this);
+        return 0;
+    }
     virtual RenderObjectChildList* virtualChildren() { return 0; }
     virtual const RenderObjectChildList* virtualChildren() const { return 0; }
 
     RenderObject* nextInPreOrder() const;
     RenderObject* nextInPreOrder(RenderObject* stayWithin) const;
     RenderObject* nextInPreOrderAfterChildren() const;
     RenderObject* nextInPreOrderAfterChildren(RenderObject* stayWithin) const;
     RenderObject* previousInPreOrder() const;
     RenderObject* childAt(unsigned) const;
 
@@ skipping 281 matching lines @@
     PassRefPtr<RenderStyle> getUncachedPseudoStyle(PseudoId, RenderStyle* parentStyle = 0, RenderStyle* ownStyle = 0) const;
     
     virtual void updateDragState(bool dragOn);
 
     RenderView* view() const;
 
     // Returns true if this renderer is rooted, and optionally returns the hosting view (the root of the hierarchy).
     bool isRooted(RenderView** = 0);
 
     Node* node() const { return m_isAnonymous ? 0 : m_node; }
+
+    // Returns the styled node that caused the generation of this renderer.
+    // This is the same as node() except for renderers of :before and :after
+    // pseudo elements for which their parent node is returned.
+    Node* generatingNode() const { return m_node == document() ? 0 : m_node; }
     void setNode(Node* node) { m_node = node; }
 
     Document* document() const { return m_node->document(); }
     Frame* frame() const { return document()->frame(); }
 
     bool hasOutlineAnnotation() const;
     bool hasOutline() const { return style()->hasOutline() || hasOutlineAnnotation(); }
 
     // Returns the object containing this one. Can be different from parent for positioned elements.
     // If repaintContainer and repaintContainerSkipped are not null, on return *repaintContainerSkipped
@@ skipping 585 matching lines @@
 #ifndef NDEBUG
 // Outside the WebCore namespace for ease of invocation from gdb.
 void showTree(const WebCore::RenderObject*);
 void showRenderTree(const WebCore::RenderObject* object1);
 // We don't make object2 an optional parameter so that showRenderTree
 // can be called from gdb easily.
 void showRenderTree(const WebCore::RenderObject* object1, const WebCore::RenderObject* object2);
 #endif
 
 #endif // RenderObject_h