Reviewed by Kevin.

[WebKit-https.git] / WebCore / khtml / xml / dom_nodeimpl.h

diff --git a/WebCore/khtml/xml/dom_nodeimpl.h b/WebCore/khtml/xml/dom_nodeimpl.h
index 685efd5daf41ce6207f650d11bd683768207af7c..1491a2238acd669daef6f1742e7c70b03f255e7c 100644 (file)
--- a/WebCore/khtml/xml/dom_nodeimpl.h
+++ b/WebCore/khtml/xml/dom_nodeimpl.h
@@ -34,6 +34,7 @@
 
 class QPainter;
 template <class type> class QPtrList;
+template <class type> class QPtrDict;
 class KHTMLView;
 class RenderArena;
 class QRect;
@@ -448,6 +449,11 @@ public:
     virtual void formatForDebugger(char *buffer, unsigned length) const;
 #endif
 
+    void registerNodeList(NodeListImpl *list);
+    void unregisterNodeList(NodeListImpl *list);
+    void notifyNodeListsSubtreeModified();
+    void notifyLocalNodeListsSubtreeModified();
+
 private: // members
     DocumentPtr *document;
     NodeImpl *m_previous;
@@ -455,6 +461,7 @@ private: // members
 protected:
     khtml::RenderObject *m_render;
     QPtrList<RegisteredEventListener> *m_regdListeners;
+    QPtrDict<NodeListImpl> *m_nodeLists;
 
     unsigned short m_tabIndex : 15;
     bool m_hasTabIndex  : 1;
@@ -546,29 +553,35 @@ class NodeImpl;
 class NodeListImpl : public khtml::Shared<NodeListImpl>
 {
 public:
-    virtual ~NodeListImpl() {}
+    NodeListImpl( NodeImpl *_rootNode );
+    virtual ~NodeListImpl();
 
     // DOM methods & attributes for NodeList
-    virtual unsigned long length() const;
-    virtual NodeImpl *item ( unsigned long index ) const;
+    virtual unsigned long length() const = 0;
+    virtual NodeImpl *item ( unsigned long index ) const = 0;
 
     // Other methods (not part of DOM)
 
+    void rootNodeSubtreeModified();
+
 #if APPLE_CHANGES
     static NodeList createInstance(NodeListImpl *impl);
 #endif
 protected:
     // helper functions for searching all ElementImpls in a tree
-    unsigned long recursiveLength(NodeImpl *start) const;
-    NodeImpl *recursiveItem ( NodeImpl *start, unsigned long &offset ) const;
+    unsigned long recursiveLength(NodeImpl *start = 0) const;
+    NodeImpl *recursiveItem ( unsigned long &offset, NodeImpl *start = 0 ) const;
     virtual bool nodeMatches( NodeImpl *testNode ) const = 0;
+
+    NodeImpl *rootNode;
+    mutable int cachedLength;
+    mutable bool isCacheValid;
 };
 
 class ChildNodeListImpl : public NodeListImpl
 {
 public:
     ChildNodeListImpl( NodeImpl *n);
-    virtual ~ChildNodeListImpl();
 
     // DOM methods overridden from  parent classes
 
@@ -577,8 +590,6 @@ public:
 
 protected:
     virtual bool nodeMatches( NodeImpl *testNode ) const;
-
-    NodeImpl *refNode;
 };
 
 
@@ -589,7 +600,6 @@ class TagNodeListImpl : public NodeListImpl
 {
 public:
     TagNodeListImpl( NodeImpl *n, NodeImpl::Id tagId, NodeImpl::Id tagIdMask );
-    virtual ~TagNodeListImpl();
 
     // DOM methods overridden from  parent classes
 
@@ -601,7 +611,6 @@ public:
 protected:
     virtual bool nodeMatches( NodeImpl *testNode ) const;
 
-    NodeImpl *refNode;
     NodeImpl::Id m_id;
     NodeImpl::Id m_idMask;
 };
@@ -614,7 +623,6 @@ class NameNodeListImpl : public NodeListImpl
 {
 public:
     NameNodeListImpl( NodeImpl *doc, const DOMString &t );
-    virtual ~NameNodeListImpl();
 
     // DOM methods overridden from  parent classes
 
@@ -626,7 +634,6 @@ public:
 protected:
     virtual bool nodeMatches( NodeImpl *testNode ) const;
 
-    NodeImpl *refNode;
     DOMString nodeName;
 };