Moved text and comment code out of HTML-specific directories. Completed CloneNode for elements. Completed factory methods for intersection of XML and HTML.

git-svn-id: svn://10.0.0.236/trunk@17775 18797224-902f-48f8-a5cc-f745e15eee43

mozilla/content/base/public/nsITextContent.h

@@ -21,6 +21,7 @@
 #include "nslayout.h"
 class nsString;
 class nsTextFragment;
+class nsIContent;
 
 // IID for the nsITextContent interface
 #define NS_ITEXT_CONTENT_IID \
@@ -55,4 +56,12 @@ public:
                      PRBool aNotify) = 0;
 };
 
+// XXX These belong elsewhere
+extern nsresult
+NS_NewTextNode(nsIContent** aResult);
+
+extern nsresult
+NS_NewCommentNode(nsIContent** aResult);
+
+
 #endif /* nsITextContent_h___ */

mozilla/content/base/src/nsCommentNode.cpp

@@ -20,7 +20,7 @@
 #include "nsGenericDOMDataNode.h"
 #include "nsIScriptObjectOwner.h"
 #include "nsIDOMEventReceiver.h"
-#include "nsIHTMLContent.h"
+#include "nsIContent.h"
 #include "nsFrame.h"
 
 static NS_DEFINE_IID(kIDOMCommentIID, NS_IDOMCOMMENT_IID);
@@ -28,7 +28,7 @@ static NS_DEFINE_IID(kIDOMCommentIID, NS_IDOMCOMMENT_IID);
 class nsCommentNode : public nsIDOMComment,
                       public nsIScriptObjectOwner,
                       public nsIDOMEventReceiver,
-                      public nsIHTMLContent
+                      public nsIContent
 {
 public:
   nsCommentNode();
@@ -54,26 +54,23 @@ public:
   // nsIContent
   NS_IMPL_ICONTENT_USING_GENERIC_DOM_DATA(mInner)
 
-  // nsIHTMLContent
-  NS_IMPL_IHTMLCONTENT_USING_GENERIC_DOM_DATA(mInner)
-
 protected:
   nsGenericDOMDataNode mInner;
 };
 
-nsresult NS_NewCommentNode(nsIHTMLContent** aInstancePtrResult);
+nsresult NS_NewCommentNode(nsIContent** aInstancePtrResult);
 nsresult
-NS_NewCommentNode(nsIHTMLContent** aInstancePtrResult)
+NS_NewCommentNode(nsIContent** aInstancePtrResult)
 {
   NS_PRECONDITION(nsnull != aInstancePtrResult, "null ptr");
   if (nsnull == aInstancePtrResult) {
     return NS_ERROR_NULL_POINTER;
   }
-  nsIHTMLContent* it = new nsCommentNode();
+  nsIContent* it = new nsCommentNode();
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  return it->QueryInterface(kIHTMLContentIID, (void **) aInstancePtrResult);
+  return it->QueryInterface(kIContentIID, (void **) aInstancePtrResult);
 }
 
 nsCommentNode::nsCommentNode()
@@ -147,27 +144,6 @@ nsCommentNode::List(FILE* out, PRInt32 aIndent) const
   return NS_OK;
 }
 
-NS_IMETHODIMP
-nsCommentNode::ToHTML(FILE* out) const
-{
-  nsAutoString tmp;
-  tmp.Append("<!--");
-  mInner.mText.AppendTo(tmp);
-  tmp.Append(">");
-  fputs(tmp, out);
-  return NS_OK;
-}
-
-NS_IMETHODIMP
-nsCommentNode::ToHTMLString(nsString& aBuf) const
-{
-  aBuf.Truncate(0);
-  aBuf.Append("<!--");
-  mInner.mText.AppendTo(aBuf);
-  aBuf.Append(">");
-  return NS_OK;
-}
-
 NS_IMETHODIMP
 nsCommentNode::HandleDOMEvent(nsIPresContext& aPresContext,
                               nsEvent* aEvent,

mozilla/content/base/src/nsDOMAttribute.cpp

@@ -21,10 +21,7 @@
 #include "nsGenericElement.h"
 #include "nsIContent.h"
 #include "nsIDOMScriptObjectFactory.h"
-// XXX Need to move text node and comment creation
+#include "nsITextContent.h"
-// out of HTML.
-#include "nsHTMLParts.h"
-#include "nsIHTMLContent.h"
 
 static NS_DEFINE_IID(kIDOMAttrIID, NS_IDOMATTR_IID);
 static NS_DEFINE_IID(kIDOMAttributePrivateIID, NS_IDOMATTRIBUTEPRIVATE_IID);
@@ -293,7 +290,7 @@ nsDOMAttribute::GetFirstChild(nsIDOMNode** aFirstChild)
   }
   if (0 < value.Length()) {
     if (nsnull == mChild) {      
-      nsIHTMLContent* content;
+      nsIContent* content;
 
       result = NS_NewTextNode(&content);
       if (NS_OK != result) {

mozilla/content/base/src/nsDOMAttributeMap.h

@@ -61,6 +61,8 @@ protected:
 
 private:
   nsIContent* mContent;
+  // XXX We really don't need to use a hashtable here. 
+  // We generally deal with a small number of attributes
   PLHashTable* mAttributes;
   void* mScriptObject;
 };

mozilla/content/base/src/nsDocument.cpp

@@ -52,6 +52,7 @@
 #include "nsXIFConverter.h"
 
 #include "nsIDOMText.h"
+#include "nsIDOMComment.h"
 #include "nsDocumentFragment.h"
 
 #include "nsINameSpaceManager.h"
@@ -62,6 +63,7 @@
 #include "nsIEnumerator.h"
 
 static NS_DEFINE_IID(kIDOMTextIID, NS_IDOMTEXT_IID);
+static NS_DEFINE_IID(kIDOMCommentIID, NS_IDOMCOMMENT_IID);
 static NS_DEFINE_IID(kIDocumentIID, NS_IDOCUMENT_IID);
 
 #include "nsIDOMElement.h"
@@ -1069,8 +1071,15 @@ nsDocument::CreateElement(const nsString& aTagName,
 NS_IMETHODIMP
 nsDocument::CreateTextNode(const nsString& aData, nsIDOMText** aReturn)
 {
-  // Should be implemented by subclass
+  nsIContent* text = nsnull;
-  return NS_ERROR_NOT_IMPLEMENTED;
+  nsresult        rv = NS_NewTextNode(&text);
+
+  if (NS_OK == rv) {
+    rv = text->QueryInterface(kIDOMTextIID, (void**)aReturn);
+    (*aReturn)->AppendData(aData);
+  }
+
+  return rv;
 }
 
 NS_IMETHODIMP    
@@ -1082,8 +1091,15 @@ nsDocument::CreateDocumentFragment(nsIDOMDocumentFragment** aReturn)
 NS_IMETHODIMP    
 nsDocument::CreateComment(const nsString& aData, nsIDOMComment** aReturn)
 {
-  // Should be implemented by subclass
+  nsIContent* comment = nsnull;
-  return NS_ERROR_NOT_IMPLEMENTED;
+  nsresult        rv = NS_NewCommentNode(&comment);
+
+  if (NS_OK == rv) {
+    rv = comment->QueryInterface(kIDOMCommentIID, (void**)aReturn);
+    (*aReturn)->AppendData(aData);
+  }
+
+  return rv;
 }
 
 NS_IMETHODIMP 
@@ -1275,8 +1291,9 @@ nsDocument::AppendChild(nsIDOMNode* aNewChild, nsIDOMNode** aReturn)
 NS_IMETHODIMP    
 nsDocument::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
 {
-  // XXX TBI
+  // We don't allow cloning of a document
-  return NS_ERROR_NOT_IMPLEMENTED;
+  *aReturn = nsnull;
+  return NS_OK;
 }
 
 

mozilla/content/base/src/nsGenericDOMDataNode.cpp

@@ -17,7 +17,7 @@
  * Netscape Communications Corporation.  All Rights Reserved.
  */
 #include "nsGenericDOMDataNode.h"
-#include "nsGenericHTMLElement.h"
+#include "nsGenericElement.h"
 #include "nsIEventListenerManager.h"
 #include "nsIDocument.h"
 #include "nsIDOMRange.h"
@@ -36,7 +36,6 @@
 // XXX share all id's in this dir
 
 NS_DEFINE_IID(kIDOMCharacterDataIID, NS_IDOMCHARACTERDATA_IID);
-extern void NS_QuoteForHTML(const nsString& aValue, nsString& aResult);
 
 static NS_DEFINE_IID(kIPrivateDOMEventIID, NS_IPRIVATEDOMEVENT_IID);
 static NS_DEFINE_IID(kIDOMDocumentIID, NS_IDOMNODE_IID);
@@ -62,7 +61,7 @@ nsGenericDOMDataNode::~nsGenericDOMDataNode()
 }
 
 void
-nsGenericDOMDataNode::Init(nsIHTMLContent* aOuterContentObject)
+nsGenericDOMDataNode::Init(nsIContent* aOuterContentObject)
 {
   NS_ASSERTION((nsnull == mContent) && (nsnull != aOuterContentObject),
                "null ptr");
@@ -687,14 +686,6 @@ nsGenericDOMDataNode::GetRangeList(nsVoidArray*& aResult) const
 
 //----------------------------------------------------------------------
 
-// Implementation of nsIHTMLContent
-
-nsresult
-nsGenericDOMDataNode::Compact()
-{
-  return NS_OK;
-}
-
 // XXX not really implemented (yet)
 nsresult
 nsGenericDOMDataNode::SizeOf(nsISizeOfHandler* aHandler) const

mozilla/content/base/src/nsGenericDOMDataNode.h

@@ -22,9 +22,8 @@
 #include "nsIDOMCharacterData.h"
 #include "nsIScriptObjectOwner.h"
 #include "nsIDOMEventReceiver.h"
-#include "nsIHTMLContent.h"
+#include "nsIContent.h"
 #include "nsTextFragment.h"
-#include "nsHTMLValue.h"
 #include "nsVoidArray.h"
 #include "nsINameSpaceManager.h"
 
@@ -34,15 +33,12 @@ extern const nsIID kIDOMEventReceiverIID;
 extern const nsIID kIScriptObjectOwnerIID;
 extern const nsIID kISupportsIID;
 extern const nsIID kIContentIID;
-extern const nsIID kIHTMLContentIID;
 
 class nsIDOMAttr;
 class nsIDOMEventListener;
 class nsIDOMNodeList;
 class nsIEventListenerManager;
 class nsIFrame;
-class nsIHTMLAttributes;
-class nsIHTMLContent;
 class nsIStyleContext;
 class nsIStyleRule;
 class nsISupportsArray;
@@ -51,7 +47,7 @@ struct nsGenericDOMDataNode {
   nsGenericDOMDataNode();
   ~nsGenericDOMDataNode();
 
-  void Init(nsIHTMLContent* aOuterContentObject);
+  void Init(nsIContent* aOuterContentObject);
 
   // Implementation for nsIDOMNode
   nsresult    GetNodeName(nsString& aNodeName) {
@@ -178,41 +174,7 @@ struct nsGenericDOMDataNode {
   nsresult RangeRemove(nsIDOMRange& aRange);
   nsresult GetRangeList(nsVoidArray*& aResult) const;
 
-  // Implementation for nsIHTMLContent
+  // Implementation for nsIContent
-  nsresult Compact();
-  nsresult SetHTMLAttribute(nsIAtom* aAttribute, const nsHTMLValue& aValue,
-                        PRBool aNotify) {
-    return NS_OK;
-  }
-  nsresult GetHTMLAttribute(nsIAtom* aAttribute, nsHTMLValue& aValue) const {
-    return NS_CONTENT_ATTR_NOT_THERE;
-  }
-  nsresult GetID(nsIAtom*& aResult) const {
-    aResult = nsnull;
-    return NS_OK;
-  }
-  nsresult GetClasses(nsVoidArray& aArray) const {
-    return NS_OK;
-  }
-  NS_IMETHOD HasClass(nsIAtom* aClass) const {
-    return NS_COMFALSE;
-  }
-  nsresult GetContentStyleRule(nsIStyleRule*& aResult) {
-    aResult = nsnull;
-    return NS_OK;
-  }
-  nsresult GetInlineStyleRule(nsIStyleRule*& aResult) {
-    aResult = nsnull;
-    return NS_OK;
-  }
-  nsresult MapAttributesInto(nsIStyleContext* aStyleContext,
-                             nsIPresContext* aPresContext) {
-    return NS_OK;
-  }
-  static void MapNoAttributes(nsIHTMLAttributes* aAttributes,
-                              nsIStyleContext* aContext,
-                              nsIPresContext* aPresContext) {
-  }
   nsresult SizeOf(nsISizeOfHandler* aHandler) const;
   nsresult BeginConvertToXIF(nsXIFConverter& aConverter) const;
   nsresult ConvertContentToXIF(nsXIFConverter& aConverter) const;
@@ -254,7 +216,7 @@ struct nsGenericDOMDataNode {
   // supporting. Sometimes there is work that we just can't do
   // ourselves, so this is needed to ask the real object to do the
   // work.
-  nsIHTMLContent* mContent;
+  nsIContent* mContent;
 
   nsIDocument* mDocument;
   nsIContent* mParent;
@@ -498,66 +460,13 @@ struct nsGenericDOMDataNode {
     return _g.GetRangeList(aResult);                                       \
   }                                                                        
 
-
-
-#define NS_IMPL_IHTMLCONTENT_USING_GENERIC_DOM_DATA(_g)                \
-  NS_IMETHOD Compact() {                                               \
-    return _g.Compact();                                               \
-  }                                                                    \
-  NS_IMETHOD SetHTMLAttribute(nsIAtom* aAttribute,                     \
-                              const nsHTMLValue& aValue, PRBool aNotify) { \
-    return _g.SetHTMLAttribute(aAttribute, aValue, aNotify);           \
-  }                                                                    \
-  NS_IMETHOD GetHTMLAttribute(nsIAtom* aAttribute,                     \
-                          nsHTMLValue& aValue) const {                 \
-    return _g.GetHTMLAttribute(aAttribute, aValue);                    \
-  }                                                                    \
-  NS_IMETHOD GetID(nsIAtom*& aResult) const {                          \
-    return _g.GetID(aResult);                                          \
-  }                                                                    \
-  NS_IMETHOD GetClasses(nsVoidArray& aArray) const {                   \
-    return _g.GetClasses(aArray);                                      \
-  }                                                                    \
-  NS_IMETHOD HasClass(nsIAtom* aClass) const {                         \
-    return _g.HasClass(aClass);                                        \
-  }                                                                    \
-  NS_IMETHOD GetContentStyleRule(nsIStyleRule*& aResult) {             \
-    return _g.GetContentStyleRule(aResult);                            \
-  }                                                                    \
-  NS_IMETHOD GetInlineStyleRule(nsIStyleRule*& aResult) {              \
-    return _g.GetInlineStyleRule(aResult);                             \
-  }                                                                    \
-  NS_IMETHOD ToHTMLString(nsString& aResult) const;                    \
-  NS_IMETHOD ToHTML(FILE* out) const;                                  \
-  NS_IMETHOD StringToAttribute(nsIAtom* aAttribute,                    \
-                               const nsString& aValue,                 \
-                               nsHTMLValue& aResult) {                 \
-    return NS_CONTENT_ATTR_NOT_THERE;                                  \
-  }                                                                    \
-  NS_IMETHOD AttributeToString(nsIAtom* aAttribute,                    \
-                               const nsHTMLValue& aValue,              \
-                               nsString& aResult) const {              \
-    return NS_CONTENT_ATTR_NOT_THERE;                                  \
-  }                                                                    \
-  NS_IMETHOD                                                           \
-    GetAttributeMappingFunction(nsMapAttributesFunc& aMapFunc) const { \
-    aMapFunc = nsGenericDOMDataNode::MapNoAttributes;                  \
-    return NS_OK;                                                      \
-  }                                                                    \
-  NS_IMETHOD GetStyleHintForAttributeChange(                           \
-    const nsIAtom* aAttribute,                                         \
-    PRInt32 *aHint) const                                              \
-  {                                                                    \
-    return NS_OK;                                                      \
-  }
-
 /**
  * This macro implements the portion of query interface that is
  * generic to all html content objects.
  */
 #define NS_IMPL_DOM_DATA_QUERY_INTERFACE(_id, _iptr, _this) \
   if (_id.Equals(kISupportsIID)) {                          \
-    nsIHTMLContent* tmp = _this;                            \
+    nsIContent* tmp = _this;                                \
     nsISupports* tmp2 = tmp;                                \
     *_iptr = (void*) tmp2;                                  \
     NS_ADDREF_THIS();                                       \
@@ -592,12 +501,6 @@ struct nsGenericDOMDataNode {
     *_iptr = (void*) tmp;                                   \
     NS_ADDREF_THIS();                                       \
     return NS_OK;                                           \
-  }                                                         \
-  if (_id.Equals(kIHTMLContentIID)) {                       \
-    nsIHTMLContent* tmp = _this;                            \
-    *_iptr = (void*) tmp;                                   \
-    NS_ADDREF_THIS();                                       \
-    return NS_OK;                                           \
   }
 
 #endif /* nsGenericDOMDataNode_h___ */

mozilla/content/base/src/nsGenericElement.cpp

@@ -1202,11 +1202,60 @@ nsGenericContainerElement::~nsGenericContainerElement()
 
 nsresult
 nsGenericContainerElement::CopyInnerTo(nsIContent* aSrcContent,
-                                       nsGenericContainerElement* aDst)
+                                       nsGenericContainerElement* aDst,
+                                       PRBool aDeep)
 {
-  // XXX copy attributes not yet impelemented
+  nsresult result = NS_OK;
-  // XXX deep copy?
+
-  return NS_OK;
+  if (nsnull != mAttributes) {
+    nsGenericAttribute* attr;
+    PRInt32 index;
+    PRInt32 count = mAttributes->Count();
+    for (index = 0; index < count; index++) {
+      attr = (nsGenericAttribute*)mAttributes->ElementAt(index);
+      // XXX Not very efficient, since SetAttribute does a linear search
+      // through its attributes before setting each attribute.
+      result = aDst->SetAttribute(attr->mNameSpaceID, attr->mName,
+                                  attr->mValue, PR_FALSE);
+      if (NS_OK != result) {
+        return result;
+      }
+    }
+  }
+  
+  if (aDeep) {
+    PRInt32 index;
+    PRInt32 count = mChildren.Count();
+    for (index = 0; index < count; index++) {
+      nsIContent* child = (nsIContent*)mChildren.ElementAt(index);
+      if (nsnull != child) {
+        nsIDOMNode* node;
+        result = child->QueryInterface(kIDOMNodeIID, (void**)&node);
+        if (NS_OK == result) {
+          nsIDOMNode* newNode;
+          
+          result = node->CloneNode(aDeep, &newNode);
+          if (NS_OK == result) {
+            nsIContent* newContent;
+            
+            result = newNode->QueryInterface(kIContentIID, (void**)&newContent);
+            if (NS_OK == result) {
+              result = aDst->AppendChildTo(newContent, PR_FALSE);
+              NS_RELEASE(newContent);
+            }
+            NS_RELEASE(newNode);
+          }
+          NS_RELEASE(node);
+        }
+
+        if (NS_OK != result) {
+          return result;
+        }
+      }
+    }
+  }
+
+  return result;
 }
 
 nsresult

mozilla/content/base/src/nsGenericElement.h

@@ -84,7 +84,6 @@ typedef struct {
   nsDOMCSSDeclaration *mStyle;
   nsDOMAttributeMap* mAttributeMap;
   nsVoidArray *mRangeList;
-  PRBool mIsContainer;
 } nsDOMSlots;
 
 class nsGenericElement : public nsIJSScriptObject {
@@ -210,7 +209,8 @@ public:
   ~nsGenericContainerElement();
 
   nsresult CopyInnerTo(nsIContent* aSrcContent,
-                       nsGenericContainerElement* aDest);
+                       nsGenericContainerElement* aDest,
+                       PRBool aDeep);
 
   // Remainder of nsIDOMHTMLElement (and nsIDOMNode)
   nsresult    GetAttribute(const nsString& aName, nsString& aReturn) 

mozilla/content/base/src/nsTextNode.cpp

@@ -20,7 +20,7 @@
 #include "nsGenericDOMDataNode.h"
 #include "nsIScriptObjectOwner.h"
 #include "nsIDOMEventReceiver.h"
-#include "nsIHTMLContent.h"
+#include "nsIContent.h"
 #include "nsITextContent.h"
 #include "nsFrame.h"
 #include "nsIDocument.h"
@@ -34,7 +34,7 @@ static NS_DEFINE_IID(kITextContentIID, NS_ITEXT_CONTENT_IID);
 class nsTextNode : public nsIDOMText,
                    public nsIScriptObjectOwner,
                    public nsIDOMEventReceiver,
-                   public nsIHTMLContent,
+                   public nsIContent,
                    public nsITextContent
 {
 public:
@@ -62,9 +62,6 @@ public:
   // nsIContent
   NS_IMPL_ICONTENT_USING_GENERIC_DOM_DATA(mInner)
 
-  // nsIHTMLContent
-  NS_IMPL_IHTMLCONTENT_USING_GENERIC_DOM_DATA(mInner)
-
   // nsITextContent
   NS_IMETHOD GetText(const nsTextFragment*& aFragmentsResult,
                      PRInt32& aNumFragmentsResult);
@@ -79,9 +76,9 @@ protected:
   nsGenericDOMDataNode mInner;
 };
 
-nsresult NS_NewTextNode(nsIHTMLContent** aInstancePtrResult);
+nsresult NS_NewTextNode(nsIContent** aInstancePtrResult);
 nsresult
-NS_NewTextNode(nsIHTMLContent** aInstancePtrResult)
+NS_NewTextNode(nsIContent** aInstancePtrResult)
 {
   NS_PRECONDITION(nsnull != aInstancePtrResult, "null ptr");
   if (nsnull == aInstancePtrResult) {
@@ -92,7 +89,7 @@ NS_NewTextNode(nsIHTMLContent** aInstancePtrResult)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  return it->QueryInterface(kIHTMLContentIID, (void **) aInstancePtrResult);
+  return it->QueryInterface(kIContentIID, (void **) aInstancePtrResult);
 }
 
 nsTextNode::nsTextNode()
@@ -172,23 +169,6 @@ nsTextNode::List(FILE* out, PRInt32 aIndent) const
   return NS_OK;
 }
 
-NS_IMETHODIMP
-nsTextNode::ToHTML(FILE* out) const
-{
-  nsAutoString tmp;
-  mInner.mText.AppendTo(tmp);
-  fputs(tmp, out);
-  return NS_OK;
-}
-
-NS_IMETHODIMP
-nsTextNode::ToHTMLString(nsString& aBuf) const
-{
-  aBuf.Truncate(0);
-  mInner.mText.AppendTo(aBuf);
-  return NS_OK;
-}
-
 NS_IMETHODIMP
 nsTextNode::HandleDOMEvent(nsIPresContext& aPresContext,
                            nsEvent* aEvent,

mozilla/content/html/content/src/Makefile.in

@@ -26,8 +26,6 @@ LIBRARY_NAME = nglhtmlcon_s
 
 # Note the sophisticated alphabetical ordering :-|
 CPPSRCS=				\
-	nsCommentNode.cpp		\
-	nsGenericDOMDataNode.cpp	\
 	nsGenericHTMLElement.cpp	\
 	nsGenericDOMHTMLCollection.cpp	\
 	GenericElementCollection.cpp    \
@@ -91,7 +89,6 @@ CPPSRCS=				\
 	nsHTMLTitleElement.cpp		\
 	nsHTMLUListElement.cpp		\
 	nsHTMLWBRElement.cpp		\
-	nsTextNode.cpp			\
 	$(NULL)
 
 MODULE=layout

mozilla/content/html/content/src/makefile.win

@@ -26,8 +26,6 @@ DEFINES = $(DEFINES) -DXP_NEW_SELECTION
 !endif
 
 CPPSRCS=				\
-	nsCommentNode.cpp		\
-	nsGenericDOMDataNode.cpp	\
 	nsGenericHTMLElement.cpp	\
 	nsGenericDOMHTMLCollection.cpp	\
 	GenericElementCollection.cpp    \
@@ -91,12 +89,9 @@ CPPSRCS=				\
 	nsHTMLTitleElement.cpp		\
 	nsHTMLUListElement.cpp		\
 	nsHTMLWBRElement.cpp		\
-	nsTextNode.cpp			\
 	$(NULL)
 
 CPP_OBJS=						\
-	.\$(OBJDIR)\nsCommentNode.obj			\
-	.\$(OBJDIR)\nsGenericDOMDataNode.obj		\
 	.\$(OBJDIR)\nsGenericHTMLElement.obj		\
 	.\$(OBJDIR)\nsGenericDOMHTMLCollection.obj	\
 	.\$(OBJDIR)\GenericElementCollection.obj    \
@@ -160,7 +155,6 @@ CPP_OBJS=						\
 	.\$(OBJDIR)\nsHTMLTitleElement.obj		\
 	.\$(OBJDIR)\nsHTMLUListElement.obj		\
 	.\$(OBJDIR)\nsHTMLWBRElement.obj		\
-	.\$(OBJDIR)\nsTextNode.obj			\
 	$(NULL)
 
 LINCS=-I$(PUBLIC)\xpcom -I$(PUBLIC)\raptor -I$(PUBLIC)\js	\

mozilla/content/html/content/src/nsGenericHTMLElement.cpp

@@ -244,6 +244,22 @@ nsGenericHTMLElement::~nsGenericHTMLElement()
   }
 }
 
+nsresult 
+nsGenericHTMLElement::CopyInnerTo(nsIContent* aSrcContent,
+                                  nsGenericHTMLElement* aDst,
+                                  PRBool aDeep)
+{
+  nsresult result = NS_OK;
+  
+  if (nsnull != mAttributes) {
+    aDst->mAttributes = mAttributes;
+    NS_ADDREF(mAttributes);
+    mAttributes->AddContentRef();
+  }
+
+  return result;
+}
+
 // Implementation for nsIDOMHTMLElement
 nsresult
 nsGenericHTMLElement::GetId(nsString& aId)
@@ -1772,12 +1788,13 @@ nsGenericHTMLLeafElement::~nsGenericHTMLLeafElement()
 
 nsresult
 nsGenericHTMLLeafElement::CopyInnerTo(nsIContent* aSrcContent,
-                                      nsGenericHTMLLeafElement* aDst)
+                                      nsGenericHTMLLeafElement* aDst,
+                                      PRBool aDeep)
 {
-  aDst->mContent = aSrcContent;
+  nsresult result = nsGenericHTMLElement::CopyInnerTo(aSrcContent,
-  // XXX should the node's document be set?
+                                                      aDst,
-  // XXX copy attributes not yet impelemented
+                                                      aDeep);
-  return NS_OK;
+  return result;
 }
 
 nsresult
@@ -1872,12 +1889,48 @@ nsGenericHTMLContainerElement::~nsGenericHTMLContainerElement()
 
 nsresult
 nsGenericHTMLContainerElement::CopyInnerTo(nsIContent* aSrcContent,
-                                           nsGenericHTMLContainerElement* aDst)
+                                           nsGenericHTMLContainerElement* aDst,
+                                           PRBool aDeep)
 {
-  aDst->mContent = aSrcContent;
+  nsresult result = nsGenericHTMLElement::CopyInnerTo(aSrcContent,
-  // XXX should the node's document be set?
+                                                      aDst,
-  // XXX copy attributes not yet impelemented
+                                                      aDeep);
-  // XXX deep copy?
+  if (NS_OK != result) {
+    return result;
+  }
+
+  if (aDeep) {
+    PRInt32 index;
+    PRInt32 count = mChildren.Count();
+    for (index = 0; index < count; index++) {
+      nsIContent* child = (nsIContent*)mChildren.ElementAt(index);
+      if (nsnull != child) {
+        nsIDOMNode* node;
+        result = child->QueryInterface(kIDOMNodeIID, (void**)&node);
+        if (NS_OK == result) {
+          nsIDOMNode* newNode;
+          
+          result = node->CloneNode(aDeep, &newNode);
+          if (NS_OK == result) {
+            nsIContent* newContent;
+            
+            result = newNode->QueryInterface(kIContentIID, (void**)&newContent);
+            if (NS_OK == result) {
+              result = aDst->AppendChildTo(newContent, PR_FALSE);
+              NS_RELEASE(newContent);
+            }
+            NS_RELEASE(newNode);
+          }
+          NS_RELEASE(node);
+        }
+
+        if (NS_OK != result) {
+          return result;
+        }
+      }
+    }
+  }
+
   return NS_OK;
 }
 

mozilla/content/html/content/src/nsGenericHTMLElement.h

@@ -51,6 +51,10 @@ public:
   nsGenericHTMLElement();
   ~nsGenericHTMLElement();
 
+  nsresult CopyInnerTo(nsIContent* aSrcContent,
+                       nsGenericHTMLElement* aDest,
+                       PRBool aDeep);
+
   // Implementation for nsIDOMElement
   nsresult    GetAttribute(const nsString& aName, nsString& aReturn) 
   {
@@ -241,7 +245,8 @@ public:
   ~nsGenericHTMLLeafElement();
 
   nsresult CopyInnerTo(nsIContent* aSrcContent,
-                       nsGenericHTMLLeafElement* aDest);
+                       nsGenericHTMLLeafElement* aDest,
+                       PRBool aDeep);
 
   // Remainder of nsIDOMHTMLElement (and nsIDOMNode)
   nsresult    GetChildNodes(nsIDOMNodeList** aChildNodes);
@@ -318,7 +323,8 @@ public:
   ~nsGenericHTMLContainerElement();
 
   nsresult CopyInnerTo(nsIContent* aSrcContent,
-                       nsGenericHTMLContainerElement* aDest);
+                       nsGenericHTMLContainerElement* aDest,
+                       PRBool aDeep);
 
   // Remainder of nsIDOMHTMLElement (and nsIDOMNode)
   nsresult    GetChildNodes(nsIDOMNodeList** aChildNodes);

mozilla/content/html/content/src/nsHTMLAnchorElement.cpp

@@ -151,7 +151,7 @@ nsHTMLAnchorElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLAppletElement.cpp

@@ -138,7 +138,7 @@ nsHTMLAppletElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLAreaElement.cpp

@@ -132,7 +132,7 @@ nsHTMLAreaElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLBRElement.cpp

@@ -119,7 +119,7 @@ nsHTMLBRElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLBaseElement.cpp

@@ -120,7 +120,7 @@ nsHTMLBaseElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLBaseFontElement.cpp

@@ -122,7 +122,7 @@ nsHTMLBaseFontElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLBodyElement.cpp

@@ -549,7 +549,7 @@ nsHTMLBodyElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLButtonElement.cpp

@@ -189,7 +189,7 @@ nsHTMLButtonElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLDListElement.cpp

@@ -119,7 +119,7 @@ nsHTMLDListElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLDelElement.cpp

@@ -120,7 +120,7 @@ nsHTMLDelElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLDirectoryElement.cpp

@@ -123,7 +123,7 @@ nsHTMLDirectoryElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLDivElement.cpp

@@ -121,7 +121,7 @@ nsHTMLDivElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLEmbedElement.cpp

@@ -120,7 +120,7 @@ nsHTMLEmbedElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLFieldSetElement.cpp

@@ -161,7 +161,7 @@ nsHTMLFieldSetElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLFontElement.cpp

@@ -125,7 +125,7 @@ nsHTMLFontElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLFormElement.cpp

@@ -237,7 +237,7 @@ nsHTMLFormElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLFrameElement.cpp

@@ -132,7 +132,7 @@ nsHTMLFrameElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLFrameSetElement.cpp

@@ -120,7 +120,7 @@ nsHTMLFrameSetElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLHRElement.cpp

@@ -125,7 +125,7 @@ nsHTMLHRElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLHeadElement.cpp

@@ -118,7 +118,7 @@ nsHTMLHeadElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLHeadingElement.cpp

@@ -119,7 +119,7 @@ nsHTMLHeadingElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLHtmlElement.cpp

@@ -124,7 +124,7 @@ nsHTMLHtmlElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
     return NS_ERROR_OUT_OF_MEMORY;
   }
   it->mInner.Init(it, mInner.mTag);
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLIFrameElement.cpp

@@ -144,7 +144,7 @@ nsHTMLIFrameElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLImageElement.cpp

@@ -163,7 +163,7 @@ nsHTMLImageElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLInputElement.cpp

@@ -230,7 +230,7 @@ nsHTMLInputElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLInsElement.cpp

@@ -120,7 +120,7 @@ nsHTMLInsElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLIsIndexElement.cpp

@@ -119,7 +119,7 @@ nsHTMLIsIndexElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLLIElement.cpp

@@ -121,7 +121,7 @@ nsHTMLLIElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLLabelElement.cpp

@@ -165,7 +165,7 @@ nsHTMLLabelElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLLegendElement.cpp

@@ -130,7 +130,7 @@ nsHTMLLegendElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLLinkElement.cpp

@@ -134,7 +134,7 @@ nsHTMLLinkElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLMapElement.cpp

@@ -126,7 +126,7 @@ nsHTMLMapElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLMenuElement.cpp

@@ -123,7 +123,7 @@ nsHTMLMenuElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLMetaElement.cpp

@@ -124,7 +124,7 @@ nsHTMLMetaElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLModElement.cpp

@@ -120,7 +120,7 @@ nsHTMLModElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLOListElement.cpp

@@ -123,7 +123,7 @@ nsHTMLOListElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLObjectElement.cpp

@@ -151,7 +151,7 @@ nsHTMLObjectElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLOptGroupElement.cpp

@@ -120,7 +120,7 @@ nsHTMLOptGroupElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLOptionElement.cpp

@@ -161,7 +161,7 @@ nsHTMLOptionElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLParagraphElement.cpp

@@ -126,7 +126,7 @@ nsHTMLParagraphElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
     return NS_ERROR_OUT_OF_MEMORY;
   }
   it->mInner.Init(it, mInner.mTag);
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLParamElement.cpp

@@ -124,7 +124,7 @@ nsHTMLParamElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLPreElement.cpp

@@ -121,7 +121,7 @@ nsHTMLPreElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLQuoteElement.cpp

@@ -118,7 +118,7 @@ nsHTMLQuoteElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLScriptElement.cpp

@@ -131,7 +131,7 @@ nsHTMLScriptElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLSelectElement.cpp

@@ -229,7 +229,7 @@ nsHTMLSelectElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLSharedObjectElement.cpp

@@ -151,7 +151,7 @@ nsHTMLObjectElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLSpacerElement.cpp

@@ -119,7 +119,7 @@ nsHTMLSpacerElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLSpanElement.cpp

@@ -106,7 +106,7 @@ nsHTMLSpanElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLStyleElement.cpp

@@ -124,7 +124,7 @@ nsHTMLStyleElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLTableCaptionElement.cpp

@@ -119,7 +119,7 @@ nsHTMLTableCaptionElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLTableCellElement.cpp

@@ -172,7 +172,7 @@ nsHTMLTableCellElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLTableColElement.cpp

@@ -141,7 +141,7 @@ nsHTMLTableColElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLTableColGroupElement.cpp

@@ -130,7 +130,7 @@ nsHTMLTableColGroupElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLTableElement.cpp

@@ -370,7 +370,7 @@ nsHTMLTableElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLTableRowElement.cpp

@@ -184,7 +184,7 @@ nsHTMLTableRowElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLTableSectionElement.cpp

@@ -139,7 +139,7 @@ nsHTMLTableSectionElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLTextAreaElement.cpp

@@ -191,7 +191,7 @@ nsHTMLTextAreaElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLTitleElement.cpp

@@ -119,7 +119,7 @@ nsHTMLTitleElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLUListElement.cpp

@@ -124,7 +124,7 @@ nsHTMLUListElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/content/src/nsHTMLWBRElement.cpp

@@ -118,7 +118,7 @@ nsHTMLWBRElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo(this, &it->mInner);
+  mInner.CopyInnerTo(this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/html/document/src/nsHTMLContentSink.cpp

@@ -1237,7 +1237,7 @@ SinkContext::FlushText(PRBool* aDidFlush)
   nsresult rv = NS_OK;
   PRBool didFlush = PR_FALSE;
   if (0 != mTextLength) {
-    nsIHTMLContent* content;
+    nsIContent* content;
     rv = NS_NewTextNode(&content);
     if (NS_OK == rv) {
       // Set the content's document

mozilla/content/html/document/src/nsHTMLDocument.cpp

@@ -72,7 +72,6 @@ static NS_DEFINE_IID(kIDocumentIID, NS_IDOCUMENT_IID);
 static NS_DEFINE_IID(kIContentIID, NS_ICONTENT_IID);
 static NS_DEFINE_IID(kIDOMElementIID, NS_IDOMELEMENT_IID);
 static NS_DEFINE_IID(kIDOMTextIID, NS_IDOMTEXT_IID);
-static NS_DEFINE_IID(kIDOMCommentIID, NS_IDOMCOMMENT_IID);
 static NS_DEFINE_IID(kIDOMNodeIID, NS_IDOMNODE_IID);
 static NS_DEFINE_IID(kIHTMLDocumentIID, NS_IHTMLDOCUMENT_IID);
 static NS_DEFINE_IID(kIDOMHTMLDocumentIID, NS_IDOMHTMLDOCUMENT_IID);
@@ -532,35 +531,6 @@ nsHTMLDocument::CreateElement(const nsString& aTagName,
   return rv;
 }
 
-NS_IMETHODIMP
-nsHTMLDocument::CreateTextNode(const nsString& aData, nsIDOMText** aTextNode)
-{
-  nsIHTMLContent* text = nsnull;
-  nsresult        rv = NS_NewTextNode(&text);
-
-  if (NS_OK == rv) {
-    rv = text->QueryInterface(kIDOMTextIID, (void**)aTextNode);
-    (*aTextNode)->AppendData(aData);
-  }
-
-  return rv;
-}
-
-
-NS_IMETHODIMP    
-nsHTMLDocument::CreateComment(const nsString& aData, nsIDOMComment** aReturn)
-{
-  nsIHTMLContent* comment = nsnull;
-  nsresult        rv = NS_NewCommentNode(&comment);
-
-  if (NS_OK == rv) {
-    rv = comment->QueryInterface(kIDOMCommentIID, (void**)aReturn);
-    (*aReturn)->AppendData(aData);
-  }
-
-  return rv;
-}
-
 NS_IMETHODIMP    
 nsHTMLDocument::CreateProcessingInstruction(const nsString& aTarget, 
                                             const nsString& aData, 

mozilla/content/html/document/src/nsHTMLDocument.h

@@ -90,13 +90,15 @@ public:
   NS_IMETHOD    CreateEntityReference(const nsString& aName, nsIDOMEntityReference** aReturn);
   NS_IMETHOD    CreateDocumentFragment(nsIDOMDocumentFragment** aReturn)
   { return nsDocument::CreateDocumentFragment(aReturn); }
-  NS_IMETHOD    CreateComment(const nsString& aData, nsIDOMComment** aReturn);
+  NS_IMETHOD    CreateComment(const nsString& aData, nsIDOMComment** aReturn)
+  { return nsDocument::CreateComment(aData, aReturn); }
   NS_IMETHOD    CreateProcessingInstruction(const nsString& aTarget, const nsString& aData, nsIDOMProcessingInstruction** aReturn);
   NS_IMETHOD    CreateAttribute(const nsString& aName, nsIDOMAttr** aReturn)
   { return nsDocument::CreateAttribute(aName, aReturn); }
   NS_IMETHOD    CreateElement(const nsString& aTagName, 
                               nsIDOMElement** aReturn);
-  NS_IMETHOD    CreateTextNode(const nsString& aData, nsIDOMText** aReturn);
+  NS_IMETHOD    CreateTextNode(const nsString& aData, nsIDOMText** aReturn)
+  { return nsDocument::CreateTextNode(aData, aReturn); }
   NS_IMETHOD    GetElementsByTagName(const nsString& aTagname, nsIDOMNodeList** aReturn)
   { return nsDocument::GetElementsByTagName(aTagname, aReturn); }
 

mozilla/content/xml/content/src/nsXMLElement.cpp

@@ -202,7 +202,7 @@ nsXMLElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
   if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
-  mInner.CopyInnerTo((nsIContent *)(nsIXMLContent *)this, &it->mInner);
+  mInner.CopyInnerTo((nsIContent *)(nsIXMLContent *)this, &it->mInner, aDeep);
   return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
 }
 

mozilla/content/xml/document/src/nsXMLContentSink.cpp

@@ -739,7 +739,7 @@ nsXMLContentSink::AddComment(const nsIParserNode& aNode)
   FlushText();
 
   nsAutoString text;
-  nsIHTMLContent *comment;
+  nsIContent *comment;
   nsIDOMComment *domComment;
   nsresult result = NS_OK;
 
@@ -1139,7 +1139,7 @@ nsXMLContentSink::FlushText(PRBool aCreateTextNode, PRBool* aDidFlush)
   PRBool didFlush = PR_FALSE;
   if (0 != mTextLength) {
     if (aCreateTextNode) {
-      nsIHTMLContent* content;
+      nsIContent* content;
       rv = NS_NewTextNode(&content);
       if (NS_OK == rv) {
         // Set the content's document

mozilla/content/xml/document/src/nsXMLDocument.cpp

@@ -278,21 +278,6 @@ nsXMLDocument::CreateEntityReference(const nsString& aName, nsIDOMEntityReferenc
   return NS_ERROR_NOT_IMPLEMENTED;
 }
  
-NS_IMETHODIMP    
-nsXMLDocument::CreateComment(const nsString& aData, nsIDOMComment** aReturn)
-{
-  // XXX Should just be regular nsIContent
-  nsIHTMLContent* comment = nsnull;
-  nsresult        rv = NS_NewCommentNode(&comment);
-
-  if (NS_OK == rv) {
-    rv = comment->QueryInterface(kIDOMCommentIID, (void**)aReturn);
-    (*aReturn)->AppendData(aData);
-  }
-
-  return rv;
-}
- 
 NS_IMETHODIMP    
 nsXMLDocument::CreateProcessingInstruction(const nsString& aTarget, const nsString& aData, nsIDOMProcessingInstruction** aReturn)
 {
@@ -320,21 +305,6 @@ nsXMLDocument::CreateElement(const nsString& aTagName,
   return rv;
 }
  
-NS_IMETHODIMP    
-nsXMLDocument::CreateTextNode(const nsString& aData, nsIDOMText** aReturn)
-{
-  // XXX Should just be regular nsIContent
-  nsIHTMLContent* text = nsnull;
-  nsresult        rv = NS_NewTextNode(&text);
-
-  if (NS_OK == rv) {
-    rv = text->QueryInterface(kIDOMTextIID, (void**)aReturn);
-    (*aReturn)->AppendData(aData);
-  }
-
-  return rv;
-}
-
 
 // nsIXMLDocument interface
 NS_IMETHODIMP 

mozilla/content/xml/document/src/nsXMLDocument.h

@@ -50,11 +50,9 @@ public:
   NS_IMETHOD    GetDoctype(nsIDOMDocumentType** aDocumentType);
   NS_IMETHOD    CreateCDATASection(const nsString& aData, nsIDOMCDATASection** aReturn);
   NS_IMETHOD    CreateEntityReference(const nsString& aName, nsIDOMEntityReference** aReturn);
-  NS_IMETHOD    CreateComment(const nsString& aData, nsIDOMComment** aReturn);
   NS_IMETHOD    CreateProcessingInstruction(const nsString& aTarget, const nsString& aData, nsIDOMProcessingInstruction** aReturn);
   NS_IMETHOD    CreateElement(const nsString& aTagName, 
                               nsIDOMElement** aReturn);
-  NS_IMETHOD    CreateTextNode(const nsString& aData, nsIDOMText** aReturn);
 
   // nsIXMLDocument interface
   NS_IMETHOD PrologElementAt(PRInt32 aOffset, nsIContent** aContent);

mozilla/layout/base/public/nsITextContent.h

@@ -21,6 +21,7 @@
 #include "nslayout.h"
 class nsString;
 class nsTextFragment;
+class nsIContent;
 
 // IID for the nsITextContent interface
 #define NS_ITEXT_CONTENT_IID \
@@ -55,4 +56,12 @@ public:
                      PRBool aNotify) = 0;
 };
 
+// XXX These belong elsewhere
+extern nsresult
+NS_NewTextNode(nsIContent** aResult);
+
+extern nsresult
+NS_NewCommentNode(nsIContent** aResult);
+
+
 #endif /* nsITextContent_h___ */

mozilla/layout/base/src/Makefile.in

@@ -28,7 +28,9 @@ LIBRARY_NAME = raptorlayout_s
 DEFINES += -D_IMPL_NS_LAYOUT
 
 CPPSRCS =				\
+	nsCommentNode.cpp		\
 	nsGenericElement.cpp		\
+	nsGenericDOMDataNode.cpp	\
 	nsContentList.cpp		\
 	nsDocument.cpp			\
 	nsDocumentFragment.cpp		\
@@ -51,6 +53,7 @@ CPPSRCS =				\
 	nsRangeList.cpp			\
 	nsContentIterator.cpp		\
 	nsLayoutAtoms.cpp		\
+	nsTextNode.cpp			\
 	$(NULL)
 
 MODULE=layout

mozilla/layout/base/src/makefile.win

@@ -24,7 +24,9 @@ DEFINES = $(DEFINES) -DXP_NEW_SELECTION
 !endif
 
 CPPSRCS =				\
+	nsCommentNode.cpp		\
 	nsGenericElement.cpp		\
+	nsGenericDOMDataNode.cpp	\
 	nsContentList.cpp		\
 	nsContentIterator.cpp		\
 	nsDocument.cpp			\
@@ -47,6 +49,7 @@ CPPSRCS =				\
 	nsRangeList.cpp			\
 	nsLayoutAtoms.cpp		\
 	nsRange.cpp			\
+	nsTextNode.cpp			\
 	$(NULL)
 
 MODULE=raptor 
@@ -54,6 +57,8 @@ REQUIRES=xpcom raptor dom
 EXPORTS=nsSelectionRange.h nsSelectionPoint.h
 
 CPP_OBJS=					\
+	.\$(OBJDIR)\nsCommentNode.obj		\
+	.\$(OBJDIR)\nsGenericDOMDataNode.obj	\
 	.\$(OBJDIR)\nsGenericElement.obj 	\
 	.\$(OBJDIR)\nsContentList.obj 	 	\
 	.\$(OBJDIR)\nsContentIterator.obj 	\
@@ -77,6 +82,7 @@ CPP_OBJS=					\
 	.\$(OBJDIR)\nsRangeList.obj		\
 	.\$(OBJDIR)\nsLayoutAtoms.obj		\
 	.\$(OBJDIR)\nsRange.obj			\
+	.\$(OBJDIR)\nsTextNode.obj		\
 	$(NULL)
 
 LINCS=-I$(PUBLIC)\xpcom -I$(PUBLIC)\raptor \

mozilla/layout/base/src/nsCommentNode.cpp

@@ -0,0 +1,169 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "License"); you may not use this file except in
+ * compliance with the License.  You may obtain a copy of the License at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS"
+ * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied.  See
+ * the License for the specific language governing rights and limitations
+ * under the License.
+ *
+ * The Original Code is Mozilla Communicator client code.
+ *
+ * The Initial Developer of the Original Code is Netscape Communications
+ * Corporation.  Portions created by Netscape are Copyright (C) 1998
+ * Netscape Communications Corporation.  All Rights Reserved.
+ */
+#include "nsIDOMComment.h"
+#include "nsGenericDOMDataNode.h"
+#include "nsIScriptObjectOwner.h"
+#include "nsIDOMEventReceiver.h"
+#include "nsIContent.h"
+#include "nsFrame.h"
+
+static NS_DEFINE_IID(kIDOMCommentIID, NS_IDOMCOMMENT_IID);
+
+class nsCommentNode : public nsIDOMComment,
+                      public nsIScriptObjectOwner,
+                      public nsIDOMEventReceiver,
+                      public nsIContent
+{
+public:
+  nsCommentNode();
+  ~nsCommentNode();
+
+  // nsISupports
+  NS_DECL_ISUPPORTS
+
+  // nsIDOMNode
+  NS_IMPL_IDOMNODE_USING_GENERIC_DOM_DATA(mInner)
+
+  // nsIDOMCharacterData
+  NS_IMPL_IDOMCHARACTERDATA_USING_GENERIC_DOM_DATA(mInner)
+
+  // nsIDOMComment
+
+  // nsIScriptObjectOwner
+  NS_IMPL_ISCRIPTOBJECTOWNER_USING_GENERIC_DOM_DATA(mInner)
+
+  // nsIDOMEventReceiver
+  NS_IMPL_IDOMEVENTRECEIVER_USING_GENERIC_DOM_DATA(mInner)
+
+  // nsIContent
+  NS_IMPL_ICONTENT_USING_GENERIC_DOM_DATA(mInner)
+
+protected:
+  nsGenericDOMDataNode mInner;
+};
+
+nsresult NS_NewCommentNode(nsIContent** aInstancePtrResult);
+nsresult
+NS_NewCommentNode(nsIContent** aInstancePtrResult)
+{
+  NS_PRECONDITION(nsnull != aInstancePtrResult, "null ptr");
+  if (nsnull == aInstancePtrResult) {
+    return NS_ERROR_NULL_POINTER;
+  }
+  nsIContent* it = new nsCommentNode();
+  if (nsnull == it) {
+    return NS_ERROR_OUT_OF_MEMORY;
+  }
+  return it->QueryInterface(kIContentIID, (void **) aInstancePtrResult);
+}
+
+nsCommentNode::nsCommentNode()
+{
+  NS_INIT_REFCNT();
+  mInner.Init(this);
+}
+
+nsCommentNode::~nsCommentNode()
+{
+}
+
+NS_IMPL_ADDREF(nsCommentNode)
+
+NS_IMPL_RELEASE(nsCommentNode)
+
+NS_IMETHODIMP
+nsCommentNode::QueryInterface(REFNSIID aIID, void** aInstancePtr)
+{
+  NS_IMPL_DOM_DATA_QUERY_INTERFACE(aIID, aInstancePtr, this)
+  if (aIID.Equals(kIDOMCommentIID)) {
+    nsIDOMComment* tmp = this;
+    *aInstancePtr = (void*) tmp;
+    NS_ADDREF_THIS();
+    return NS_OK;
+  }
+  return NS_NOINTERFACE;
+}
+
+NS_IMETHODIMP
+nsCommentNode::GetNodeType(PRUint16* aNodeType)
+{
+  *aNodeType = (PRUint16)nsIDOMNode::COMMENT_NODE;
+  return NS_OK;
+}
+
+NS_IMETHODIMP
+nsCommentNode::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
+{
+  nsCommentNode* it = new nsCommentNode();
+  if (nsnull == it) {
+    return NS_ERROR_OUT_OF_MEMORY;
+  }
+  nsAutoString data;
+  nsresult result = GetData(data);
+  if (NS_FAILED(result)) {
+    return result;
+  }
+  result = it->SetData(data);
+  if (NS_FAILED(result)) {
+    return result;
+  }
+  return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
+}
+
+NS_IMETHODIMP
+nsCommentNode::List(FILE* out, PRInt32 aIndent) const
+{
+  NS_PRECONDITION(nsnull != mInner.mDocument, "bad content");
+
+  PRInt32 index;
+  for (index = aIndent; --index >= 0; ) fputs("  ", out);
+
+  fprintf(out, " refcount=%d<", mRefCnt);
+
+  nsAutoString tmp;
+  mInner.ToCString(tmp, 0, mInner.mText.GetLength());
+  fputs(tmp, out);
+
+  fputs(">\n", out);
+  return NS_OK;
+}
+
+NS_IMETHODIMP
+nsCommentNode::HandleDOMEvent(nsIPresContext& aPresContext,
+                              nsEvent* aEvent,
+                              nsIDOMEvent** aDOMEvent,
+                              PRUint32 aFlags,
+                              nsEventStatus& aEventStatus)
+{
+  return mInner.HandleDOMEvent(aPresContext, aEvent, aDOMEvent,
+                               aFlags, aEventStatus);
+}
+
+nsresult NS_NewCommentFrame(nsIFrame*& aResult);
+nsresult
+NS_NewCommentFrame(nsIFrame*& aResult)
+{
+  nsIFrame* frame;
+  NS_NewEmptyFrame(&frame);
+  if (nsnull == frame) {
+    return NS_ERROR_OUT_OF_MEMORY;
+  }
+  aResult = frame;
+  return NS_OK;
+}

mozilla/layout/base/src/nsDOMAttribute.cpp

@@ -21,10 +21,7 @@
 #include "nsGenericElement.h"
 #include "nsIContent.h"
 #include "nsIDOMScriptObjectFactory.h"
-// XXX Need to move text node and comment creation
+#include "nsITextContent.h"
-// out of HTML.
-#include "nsHTMLParts.h"
-#include "nsIHTMLContent.h"
 
 static NS_DEFINE_IID(kIDOMAttrIID, NS_IDOMATTR_IID);
 static NS_DEFINE_IID(kIDOMAttributePrivateIID, NS_IDOMATTRIBUTEPRIVATE_IID);
@@ -293,7 +290,7 @@ nsDOMAttribute::GetFirstChild(nsIDOMNode** aFirstChild)
   }
   if (0 < value.Length()) {
     if (nsnull == mChild) {      
-      nsIHTMLContent* content;
+      nsIContent* content;
 
       result = NS_NewTextNode(&content);
       if (NS_OK != result) {

mozilla/layout/base/src/nsDOMAttributeMap.h

@@ -61,6 +61,8 @@ protected:
 
 private:
   nsIContent* mContent;
+  // XXX We really don't need to use a hashtable here. 
+  // We generally deal with a small number of attributes
   PLHashTable* mAttributes;
   void* mScriptObject;
 };

mozilla/layout/base/src/nsDocument.cpp

@@ -52,6 +52,7 @@
 #include "nsXIFConverter.h"
 
 #include "nsIDOMText.h"
+#include "nsIDOMComment.h"
 #include "nsDocumentFragment.h"
 
 #include "nsINameSpaceManager.h"
@@ -62,6 +63,7 @@
 #include "nsIEnumerator.h"
 
 static NS_DEFINE_IID(kIDOMTextIID, NS_IDOMTEXT_IID);
+static NS_DEFINE_IID(kIDOMCommentIID, NS_IDOMCOMMENT_IID);
 static NS_DEFINE_IID(kIDocumentIID, NS_IDOCUMENT_IID);
 
 #include "nsIDOMElement.h"
@@ -1069,8 +1071,15 @@ nsDocument::CreateElement(const nsString& aTagName,
 NS_IMETHODIMP
 nsDocument::CreateTextNode(const nsString& aData, nsIDOMText** aReturn)
 {
-  // Should be implemented by subclass
+  nsIContent* text = nsnull;
-  return NS_ERROR_NOT_IMPLEMENTED;
+  nsresult        rv = NS_NewTextNode(&text);
+
+  if (NS_OK == rv) {
+    rv = text->QueryInterface(kIDOMTextIID, (void**)aReturn);
+    (*aReturn)->AppendData(aData);
+  }
+
+  return rv;
 }
 
 NS_IMETHODIMP    
@@ -1082,8 +1091,15 @@ nsDocument::CreateDocumentFragment(nsIDOMDocumentFragment** aReturn)
 NS_IMETHODIMP    
 nsDocument::CreateComment(const nsString& aData, nsIDOMComment** aReturn)
 {
-  // Should be implemented by subclass
+  nsIContent* comment = nsnull;
-  return NS_ERROR_NOT_IMPLEMENTED;
+  nsresult        rv = NS_NewCommentNode(&comment);
+
+  if (NS_OK == rv) {
+    rv = comment->QueryInterface(kIDOMCommentIID, (void**)aReturn);
+    (*aReturn)->AppendData(aData);
+  }
+
+  return rv;
 }
 
 NS_IMETHODIMP 
@@ -1275,8 +1291,9 @@ nsDocument::AppendChild(nsIDOMNode* aNewChild, nsIDOMNode** aReturn)
 NS_IMETHODIMP    
 nsDocument::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
 {
-  // XXX TBI
+  // We don't allow cloning of a document
-  return NS_ERROR_NOT_IMPLEMENTED;
+  *aReturn = nsnull;
+  return NS_OK;
 }
 
 

mozilla/layout/base/src/nsGenericDOMDataNode.cpp

@@ -0,0 +1,696 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "License"); you may not use this file except in
+ * compliance with the License.  You may obtain a copy of the License at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS"
+ * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied.  See
+ * the License for the specific language governing rights and limitations
+ * under the License.
+ *
+ * The Original Code is Mozilla Communicator client code.
+ *
+ * The Initial Developer of the Original Code is Netscape Communications
+ * Corporation.  Portions created by Netscape are Copyright (C) 1998
+ * Netscape Communications Corporation.  All Rights Reserved.
+ */
+#include "nsGenericDOMDataNode.h"
+#include "nsGenericElement.h"
+#include "nsIEventListenerManager.h"
+#include "nsIDocument.h"
+#include "nsIDOMRange.h"
+#include "nsXIFConverter.h"
+#include "nsSelectionRange.h"
+#include "nsRange.h"
+#include "nsCRT.h"
+#include "nsIEventStateManager.h"
+#include "nsIPrivateDOMEvent.h"
+#include "nsISizeOfHandler.h"
+#include "nsDOMEvent.h"
+#include "nsIDOMScriptObjectFactory.h"
+#include "nsIScriptContextOwner.h"
+#include "prprf.h"
+
+// XXX share all id's in this dir
+
+NS_DEFINE_IID(kIDOMCharacterDataIID, NS_IDOMCHARACTERDATA_IID);
+
+static NS_DEFINE_IID(kIPrivateDOMEventIID, NS_IPRIVATEDOMEVENT_IID);
+static NS_DEFINE_IID(kIDOMDocumentIID, NS_IDOMNODE_IID);
+
+//----------------------------------------------------------------------
+
+nsGenericDOMDataNode::nsGenericDOMDataNode()
+  : mText()
+{
+  mDocument = nsnull;
+  mParent = nsnull;
+  mContent = nsnull;
+  mScriptObject = nsnull;
+  mListenerManager = nsnull;
+  mRangeList = nsnull;
+}
+
+nsGenericDOMDataNode::~nsGenericDOMDataNode()
+{
+  NS_IF_RELEASE(mListenerManager);
+  // XXX what about mScriptObject? its now safe to GC it...
+  delete mRangeList;
+}
+
+void
+nsGenericDOMDataNode::Init(nsIContent* aOuterContentObject)
+{
+  NS_ASSERTION((nsnull == mContent) && (nsnull != aOuterContentObject),
+               "null ptr");
+  mContent = aOuterContentObject;
+}
+
+nsresult
+nsGenericDOMDataNode::GetNodeValue(nsString& aNodeValue)
+{
+  aNodeValue.Truncate();
+  mText.AppendTo(aNodeValue);
+  return NS_OK;
+}
+
+nsresult
+nsGenericDOMDataNode::SetNodeValue(const nsString& aNodeValue)
+{
+  mText = aNodeValue;
+
+  // Trigger a reflow
+  if (nsnull != mDocument) {
+    mDocument->ContentChanged(mContent, nsnull);
+  }
+  return NS_OK;
+}
+
+nsresult
+nsGenericDOMDataNode::GetParentNode(nsIDOMNode** aParentNode)
+{
+  if (nsnull != mParent) {
+    nsresult res = mParent->QueryInterface(kIDOMNodeIID, (void**)aParentNode);
+    NS_ASSERTION(NS_OK == res, "Must be a DOM Node");
+    return res;
+  }
+  else {
+    *aParentNode = nsnull;
+  }
+  return NS_OK;
+}
+
+nsresult
+nsGenericDOMDataNode::GetPreviousSibling(nsIDOMNode** aNode)
+{
+  if (nsnull != mParent) {
+    PRInt32 pos;
+    mParent->IndexOf(mContent, pos);
+    if (pos > -1) {
+      nsIContent* prev;
+      mParent->ChildAt(--pos, prev);
+      if (nsnull != prev) {
+        nsresult res = prev->QueryInterface(kIDOMNodeIID, (void**)aNode);
+        NS_ASSERTION(NS_OK == res, "Must be a DOM Node");
+        NS_RELEASE(prev); // balance the AddRef in ChildAt()
+        return res;
+      }
+    }
+  }
+  *aNode = nsnull;
+  return NS_OK;
+}
+
+nsresult
+nsGenericDOMDataNode::GetNextSibling(nsIDOMNode** aNextSibling)
+{
+  if (nsnull != mParent) {
+    PRInt32 pos;
+    mParent->IndexOf(mContent, pos);
+    if (pos > -1 ) {
+      nsIContent* prev;
+      mParent->ChildAt(++pos, prev);
+      if (nsnull != prev) {
+        nsresult res = prev->QueryInterface(kIDOMNodeIID,(void**)aNextSibling);
+        NS_ASSERTION(NS_OK == res, "Must be a DOM Node");
+        NS_RELEASE(prev); // balance the AddRef in ChildAt()
+        return res;
+      }
+    }
+  }
+  *aNextSibling = nsnull;
+  return NS_OK;
+}
+
+nsresult    
+nsGenericDOMDataNode::GetOwnerDocument(nsIDOMDocument** aOwnerDocument)
+{
+  // XXX Actually the owner document is the document in whose context
+  // the node has been created. We should be able to get at it
+  // whether or not we are attached to the document.
+  if (nsnull != mDocument) {
+    return mDocument->QueryInterface(kIDOMDocumentIID, (void **)aOwnerDocument);
+  }
+  else {
+    *aOwnerDocument = nsnull;
+    return NS_OK;
+  }
+}
+
+#if 0
+nsresult
+nsGenericDOMDataNode::Equals(nsIDOMNode* aNode, PRBool aDeep, PRBool* aReturn)
+{
+  *aReturn = PR_FALSE;
+  PRInt32 nt1, nt2;
+  GetNodeType(&nt1);
+  aNode->GetNodeType(&nt2);
+  if (nt1 != nt2) {
+    return NS_OK;
+  }
+  return NS_OK;
+}
+#endif
+
+//----------------------------------------------------------------------
+
+// Implementation of nsIDOMCharacterData
+
+nsresult    
+nsGenericDOMDataNode::GetData(nsString& aData)
+{
+  if (mText.Is2b()) {
+    aData.SetString(mText.Get2b(), mText.GetLength());
+  }
+  else {
+    aData.SetString(mText.Get1b(), mText.GetLength());
+  }
+  return NS_OK;
+}
+
+nsresult    
+nsGenericDOMDataNode::SetData(const nsString& aData)
+{
+  // inform any enclosed ranges of change
+  // we can lie and say we are deleting all the text, since in a total
+  // text replacement we should just collapse all the ranges.
+  if (mRangeList) nsRange::TextOwnerChanged(mContent, 0, mText.GetLength(), 0);
+
+  mText = aData;
+  
+  // Notify the document that the text changed
+  if (nsnull != mDocument) {
+    mDocument->ContentChanged(mContent, nsnull);
+  }
+  return NS_OK;
+}
+
+nsresult    
+nsGenericDOMDataNode::GetLength(PRUint32* aLength)
+{
+  *aLength = mText.GetLength();
+  return NS_OK;
+}
+
+// XXX temporary; none of these methods try to return error codes as
+// per the spec
+#define NS_DOM_INDEX_SIZE_ERR NS_ERROR_FAILURE
+
+nsresult    
+nsGenericDOMDataNode::SubstringData(PRUint32 aStart,
+                                    PRUint32 aCount,
+                                    nsString& aReturn)
+{
+  aReturn.Truncate();
+
+  // XXX add <0 checks if types change
+  PRUint32 textLength = PRUint32( mText.GetLength() );
+  if (aStart >= textLength) {
+    return NS_DOM_INDEX_SIZE_ERR;
+  }
+
+  PRUint32 amount = aCount;
+  if (aStart + amount > textLength) {
+    amount = textLength - aStart;
+  }
+  if (mText.Is2b()) {
+    aReturn.SetString(mText.Get2b() + aStart, amount);
+  }
+  else {
+    aReturn.SetString(mText.Get1b() + aStart, amount);
+  }
+
+  return NS_OK;
+}
+
+nsresult    
+nsGenericDOMDataNode::AppendData(const nsString& aData)
+{
+  return ReplaceData(mText.GetLength(), 0, aData);
+}
+
+nsresult    
+nsGenericDOMDataNode::InsertData(PRUint32 aOffset, const nsString& aData)
+{
+  return ReplaceData(aOffset, 0, aData);
+}
+
+nsresult    
+nsGenericDOMDataNode::DeleteData(PRUint32 aOffset, PRUint32 aCount)
+{
+  nsAutoString empty;
+  return ReplaceData(aOffset, aCount, empty);
+}
+
+nsresult    
+nsGenericDOMDataNode::ReplaceData(PRUint32 aOffset, PRUint32 aCount,
+                                  const nsString& aData)
+{
+  // sanitize arguments
+  PRUint32 textLength = mText.GetLength();
+  if (aOffset > textLength) {
+    aOffset = textLength;
+  }
+
+  // Allocate new buffer
+  PRUint32 endOffset = aOffset + aCount;
+  if (endOffset > textLength) {
+    aCount = textLength - aOffset;
+    endOffset = textLength;
+  }
+  PRInt32 dataLength = aData.Length();
+  PRInt32 newLength = textLength - aCount + dataLength;
+  PRUnichar* to = new PRUnichar[newLength ? newLength : 1];
+  if (nsnull == to) {
+    return NS_ERROR_OUT_OF_MEMORY;
+  }
+
+  // inform any enclosed ranges of change
+  if (mRangeList) nsRange::TextOwnerChanged(mContent, aOffset, endOffset, dataLength);
+  
+  // Copy over appropriate data
+  if (0 != aOffset) {
+    mText.CopyTo(to, 0, aOffset);
+  }
+  if (0 != dataLength) {
+    nsCRT::memcpy(to + aOffset, aData.GetUnicode(),
+                  sizeof(PRUnichar) * dataLength);
+  }
+  if (endOffset != textLength) {
+    mText.CopyTo(to + aOffset + dataLength, endOffset, textLength - endOffset);
+  }
+
+  // Switch to new buffer
+  mText.SetTo(to, newLength);
+  delete [] to;
+
+  // Notify the document that the text changed
+  if (nsnull != mDocument) {
+    mDocument->ContentChanged(mContent, nsnull);
+  }
+
+  return NS_OK;
+}
+
+//----------------------------------------------------------------------
+
+// nsIScriptObjectOwner implementation
+
+nsresult
+nsGenericDOMDataNode::GetScriptObject(nsIScriptContext* aContext,
+                                      void** aScriptObject)
+{
+  nsresult res = NS_OK;
+  if (nsnull == mScriptObject) {
+    nsIDOMScriptObjectFactory *factory;
+    
+    res = nsGenericElement::GetScriptObjectFactory(&factory);
+    if (NS_OK != res) {
+      return res;
+    }
+    
+    res = factory->NewScriptCharacterData(nsIDOMNode::TEXT_NODE, 
+                                          aContext, mContent,
+                                          mParent, (void**)&mScriptObject);
+    if (nsnull != mDocument) {
+      aContext->AddNamedReference((void *)&mScriptObject,
+                                  mScriptObject,
+                                  "Text");
+    }
+    NS_RELEASE(factory);
+  }
+  *aScriptObject = mScriptObject;
+  return res;
+}
+
+nsresult
+nsGenericDOMDataNode::SetScriptObject(void *aScriptObject)
+{
+  mScriptObject = aScriptObject;
+  return NS_OK;
+}
+
+//----------------------------------------------------------------------
+
+// nsIDOMEventReceiver implementation
+
+nsresult
+nsGenericDOMDataNode::GetListenerManager(nsIEventListenerManager** aResult)
+{
+  if (nsnull != mListenerManager) {
+    NS_ADDREF(mListenerManager);
+    *aResult = mListenerManager;
+    return NS_OK;
+  }
+  nsresult rv = NS_NewEventListenerManager(aResult);
+  if (NS_OK == rv) {
+    mListenerManager = *aResult;
+    NS_ADDREF(mListenerManager);
+  }
+  return rv;
+}
+
+nsresult
+nsGenericDOMDataNode::GetNewListenerManager(nsIEventListenerManager** aResult)
+{
+  return NS_NewEventListenerManager(aResult);
+} 
+
+nsresult
+nsGenericDOMDataNode::AddEventListener(nsIDOMEventListener* aListener,
+                                       const nsIID& aIID)
+{
+  nsIEventListenerManager *manager;
+
+  if (NS_OK == GetListenerManager(&manager)) {
+    manager->AddEventListener(aListener, aIID);
+    NS_RELEASE(manager);
+    return NS_OK;
+  }
+  return NS_ERROR_FAILURE;
+}
+
+nsresult
+nsGenericDOMDataNode::RemoveEventListener(nsIDOMEventListener* aListener,
+                                          const nsIID& aIID)
+{
+  if (nsnull != mListenerManager) {
+    mListenerManager->RemoveEventListener(aListener, aIID);
+    return NS_OK;
+  }
+  return NS_ERROR_FAILURE;
+}
+
+//----------------------------------------------------------------------
+
+// Implementation of nsIContent
+
+
+nsresult
+nsGenericDOMDataNode::BeginConvertToXIF(nsXIFConverter& aConverter) const
+{
+  return NS_OK;
+}
+
+nsresult
+nsGenericDOMDataNode::FinishConvertToXIF(nsXIFConverter& aConverter) const
+{
+  return NS_OK;
+}
+
+/**
+ * Translate the content object into the (XIF) XML Interchange Format
+ * XIF is an intermediate form of the content model, the buffer
+ * will then be parsed into any number of formats including HTML, TXT, etc.
+ */
+nsresult
+nsGenericDOMDataNode::ConvertContentToXIF(nsXIFConverter& aConverter) const
+{
+  const nsIContent* content = mContent;
+
+#if 0
+//DEBUG MJUDGE
+  if (aConverter.GetUseSelection() == PR_TRUE && mDocument->IsInSelection(content))
+  {
+    nsISelection* sel;
+    mDocument->GetSelection(sel);
+    if (sel != nsnull)
+    {
+      nsSelectionRange* range = sel->GetRange();
+      if (range != nsnull)
+      {
+        nsSelectionPoint* startPoint = range->GetStartPoint();
+        nsSelectionPoint* endPoint = range->GetEndPoint();
+
+        nsIContent* startContent = startPoint->GetContent();
+        nsIContent* endContent   = endPoint->GetContent();
+
+        PRInt32 startOffset = startPoint->GetOffset();
+        PRInt32 endOffset = endPoint->GetOffset();
+
+        nsString  buffer;
+        mText.AppendTo(buffer);
+        if (startContent == content || endContent == content)
+        { 
+          // NOTE: ORDER MATTERS!
+          // This must go before the Cut
+          if (endContent == content)
+            buffer.Truncate(endOffset);            
+          
+          // This must go after the Trunctate
+          if (startContent == content)
+           buffer.Cut(0,startOffset); 
+        }
+        aConverter.AddContent(buffer);
+        NS_IF_RELEASE(startContent);
+        NS_IF_RELEASE(endContent);
+      }
+    }
+    NS_RELEASE(sel);
+  }
+  else  
+#endif //0
+  {
+    nsString  buffer;
+    mText.AppendTo(buffer);
+    aConverter.AddContent(buffer);
+  }
+  return NS_OK;
+}
+
+void
+nsGenericDOMDataNode::ToCString(nsString& aBuf, PRInt32 aOffset,
+                                PRInt32 aLen) const
+{
+  if (mText.Is2b()) {
+    const PRUnichar* cp = mText.Get2b() + aOffset;
+    const PRUnichar* end = cp + aLen;
+    while (cp < end) {
+      PRUnichar ch = *cp++;
+      if (ch == '\r') {
+        aBuf.Append("\\r");
+      } else if (ch == '\n') {
+        aBuf.Append("\\n");
+      } else if (ch == '\t') {
+        aBuf.Append("\\t");
+      } else if ((ch < ' ') || (ch >= 127)) {
+        char buf[10];
+        PR_snprintf(buf, sizeof(buf), "\\u%04x", ch);
+        aBuf.Append(buf);
+      } else {
+        aBuf.Append(ch);
+      }
+    }
+  }
+  else {
+    unsigned char* cp = (unsigned char*)mText.Get1b() + aOffset;
+    const unsigned char* end = cp + aLen;
+    while (cp < end) {
+      PRUnichar ch = *cp++;
+      if (ch == '\r') {
+        aBuf.Append("\\r");
+      } else if (ch == '\n') {
+        aBuf.Append("\\n");
+      } else if (ch == '\t') {
+        aBuf.Append("\\t");
+      } else if ((ch < ' ') || (ch >= 127)) {
+        char buf[10];
+        PR_snprintf(buf, sizeof(buf), "\\u%04x", ch);
+        aBuf.Append(buf);
+      } else {
+        aBuf.Append(ch);
+      }
+    }
+  }
+}
+
+nsresult
+nsGenericDOMDataNode::GetDocument(nsIDocument*& aResult) const
+{
+  aResult = mDocument;
+  NS_IF_ADDREF(mDocument);
+  return NS_OK;
+}
+
+
+nsresult
+nsGenericDOMDataNode::SetDocument(nsIDocument* aDocument, PRBool aDeep)
+{
+  // If we were part of a document, make sure we get rid of the
+  // script context reference to our script object so that our
+  // script object can be freed (or collected).
+  if ((nsnull != mDocument) && (nsnull != mScriptObject)) {
+    nsIScriptContextOwner *owner = mDocument->GetScriptContextOwner();
+    if (nsnull != owner) {
+      nsIScriptContext *context;
+      if (NS_OK == owner->GetScriptContext(&context)) {
+        context->RemoveReference((void *)&mScriptObject,
+                                 mScriptObject);
+        NS_RELEASE(context);
+      }
+      NS_RELEASE(owner);
+    }
+  }
+
+  mDocument = aDocument;
+
+  // If we already have a script object and now we're being added
+  // to a document, make sure that the script context adds a 
+  // reference to our script object. This will ensure that it
+  // won't be freed (or collected) out from under us.
+  if ((nsnull != mDocument) && (nsnull != mScriptObject)) {
+    nsIScriptContextOwner *owner = mDocument->GetScriptContextOwner();
+    if (nsnull != owner) {
+      nsIScriptContext *context;
+      if (NS_OK == owner->GetScriptContext(&context)) {
+        context->AddNamedReference((void *)&mScriptObject,
+                                   mScriptObject,
+                                   "Text");
+        NS_RELEASE(context);
+      }
+      NS_RELEASE(owner);
+    }
+  }
+
+  return NS_OK;
+}
+
+nsresult
+nsGenericDOMDataNode::GetParent(nsIContent*& aResult) const
+{
+  NS_IF_ADDREF(mParent);
+  aResult = mParent;
+  return NS_OK;;
+}
+
+nsresult
+nsGenericDOMDataNode::SetParent(nsIContent* aParent)
+{
+  mParent = aParent;
+  return NS_OK;
+}
+
+nsresult
+nsGenericDOMDataNode::HandleDOMEvent(nsIPresContext& aPresContext,
+                                     nsEvent* aEvent,
+                                     nsIDOMEvent** aDOMEvent,
+                                     PRUint32 aFlags,
+                                     nsEventStatus& aEventStatus)
+{
+  nsresult ret = NS_OK;
+  
+  nsIDOMEvent* domEvent = nsnull;
+  if (DOM_EVENT_INIT == aFlags) {
+    aDOMEvent = &domEvent;
+  }
+  
+  //Capturing stage
+  
+  //Local handling stage
+  if (nsnull != mListenerManager) {
+    mListenerManager->HandleEvent(aPresContext, aEvent, aDOMEvent, aEventStatus);
+  }
+
+  //Bubbling stage
+  if (DOM_EVENT_CAPTURE != aFlags && mParent != nsnull) {
+    ret = mParent->HandleDOMEvent(aPresContext, aEvent, aDOMEvent,
+                                  DOM_EVENT_BUBBLE, aEventStatus);
+  }
+
+  if (DOM_EVENT_INIT == aFlags) {
+    // We're leaving the DOM event loop so if we created a DOM event,
+    // release here.
+    if (nsnull != *aDOMEvent) {
+      if (0 != (*aDOMEvent)->Release()) {
+        // Okay, so someone in the DOM loop (a listener, JS object)
+        // still has a ref to the DOM Event but the internal data
+        // hasn't been malloc'd.  Force a copy of the data here so the
+        // DOM Event is still valid.
+        nsIPrivateDOMEvent *privateEvent;
+        if (NS_OK == (*aDOMEvent)->QueryInterface(kIPrivateDOMEventIID, (void**)&privateEvent)) {
+          privateEvent->DuplicatePrivateData();
+          NS_RELEASE(privateEvent);
+        }
+      }
+    }
+    aDOMEvent = nsnull;
+  }
+  return ret;
+}
+
+
+nsresult 
+nsGenericDOMDataNode::RangeAdd(nsIDOMRange& aRange)
+{
+  // lazy allocation of range list
+  if (nsnull == mRangeList) {
+    mRangeList = new nsVoidArray();
+  }
+  if (nsnull == mRangeList) {
+    return NS_ERROR_OUT_OF_MEMORY;
+  }
+  // dont need to addref - this call is made by the range object itself
+  PRBool rv = mRangeList->AppendElement(&aRange);
+  if (rv)  return NS_OK;
+  return NS_ERROR_FAILURE;
+}
+
+
+nsresult 
+nsGenericDOMDataNode::RangeRemove(nsIDOMRange& aRange)
+{
+  if (mRangeList) {
+    // dont need to release - this call is made by the range object itself
+    PRBool rv = mRangeList->RemoveElement(&aRange);
+    if (rv) {
+      if (mRangeList->Count() == 0) {
+        delete mRangeList;
+        mRangeList = nsnull;
+      }
+      return NS_OK;
+    }
+  }
+  return NS_ERROR_FAILURE;
+}
+
+
+nsresult 
+nsGenericDOMDataNode::GetRangeList(nsVoidArray*& aResult) const
+{
+  aResult = mRangeList;
+  return NS_OK;
+}
+
+
+//----------------------------------------------------------------------
+
+// XXX not really implemented (yet)
+nsresult
+nsGenericDOMDataNode::SizeOf(nsISizeOfHandler* aHandler) const
+{
+  aHandler->Add(sizeof(*this));
+  return NS_OK;
+}
+

mozilla/layout/base/src/nsGenericDOMDataNode.h

@@ -0,0 +1,506 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "License"); you may not use this file except in
+ * compliance with the License.  You may obtain a copy of the License at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS"
+ * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied.  See
+ * the License for the specific language governing rights and limitations
+ * under the License.
+ *
+ * The Original Code is Mozilla Communicator client code.
+ *
+ * The Initial Developer of the Original Code is Netscape Communications
+ * Corporation.  Portions created by Netscape are Copyright (C) 1998
+ * Netscape Communications Corporation.  All Rights Reserved.
+ */
+#ifndef nsGenericDOMDataNode_h___
+#define nsGenericDOMDataNode_h___
+
+#include "nsIDOMCharacterData.h"
+#include "nsIScriptObjectOwner.h"
+#include "nsIDOMEventReceiver.h"
+#include "nsIContent.h"
+#include "nsTextFragment.h"
+#include "nsVoidArray.h"
+#include "nsINameSpaceManager.h"
+
+extern const nsIID kIDOMCharacterDataIID;
+extern const nsIID kIDOMNodeIID;
+extern const nsIID kIDOMEventReceiverIID;
+extern const nsIID kIScriptObjectOwnerIID;
+extern const nsIID kISupportsIID;
+extern const nsIID kIContentIID;
+
+class nsIDOMAttr;
+class nsIDOMEventListener;
+class nsIDOMNodeList;
+class nsIEventListenerManager;
+class nsIFrame;
+class nsIStyleContext;
+class nsIStyleRule;
+class nsISupportsArray;
+
+struct nsGenericDOMDataNode {
+  nsGenericDOMDataNode();
+  ~nsGenericDOMDataNode();
+
+  void Init(nsIContent* aOuterContentObject);
+
+  // Implementation for nsIDOMNode
+  nsresult    GetNodeName(nsString& aNodeName) {
+    aNodeName.Truncate();
+    return NS_OK;
+  }
+  nsresult    GetNodeValue(nsString& aNodeValue);
+  nsresult    SetNodeValue(const nsString& aNodeValue);
+  nsresult    GetParentNode(nsIDOMNode** aParentNode);
+  nsresult    GetAttributes(nsIDOMNamedNodeMap** aAttributes) {
+    *aAttributes = nsnull;
+    return NS_OK;
+  }
+  nsresult    GetPreviousSibling(nsIDOMNode** aPreviousSibling);
+  nsresult    GetNextSibling(nsIDOMNode** aNextSibling);
+  nsresult    GetChildNodes(nsIDOMNodeList** aChildNodes) {
+    *aChildNodes = nsnull;
+    return NS_OK;
+  }
+  nsresult    HasChildNodes(PRBool* aHasChildNodes) {
+    *aHasChildNodes = PR_FALSE;
+    return NS_OK;
+  }
+  nsresult    GetFirstChild(nsIDOMNode** aFirstChild) {
+    *aFirstChild = nsnull;
+    return NS_OK;
+  }
+  nsresult    GetLastChild(nsIDOMNode** aLastChild) {
+    *aLastChild = nsnull;
+    return NS_OK;
+  }
+  nsresult    InsertBefore(nsIDOMNode* aNewChild, nsIDOMNode* aRefChild,
+                           nsIDOMNode** aReturn) {
+    return NS_ERROR_FAILURE;
+  }
+  nsresult    ReplaceChild(nsIDOMNode* aNewChild, nsIDOMNode* aOldChild,
+                           nsIDOMNode** aReturn) {
+    return NS_ERROR_FAILURE;
+  }
+  nsresult    RemoveChild(nsIDOMNode* aOldChild, nsIDOMNode** aReturn) {
+    return NS_ERROR_FAILURE;
+  }
+  nsresult    AppendChild(nsIDOMNode* aNewChild, nsIDOMNode** aReturn) {
+    return NS_ERROR_FAILURE;
+  }
+  nsresult    GetOwnerDocument(nsIDOMDocument** aOwnerDocument);
+
+  // Implementation for nsIDOMCharacterData
+  nsresult    GetData(nsString& aData);
+  nsresult    SetData(const nsString& aData);
+  nsresult    GetLength(PRUint32* aLength);
+  nsresult    SubstringData(PRUint32 aOffset, PRUint32 aCount, nsString& aReturn);
+  nsresult    AppendData(const nsString& aArg);
+  nsresult    InsertData(PRUint32 aOffset, const nsString& aArg);
+  nsresult    DeleteData(PRUint32 aOffset, PRUint32 aCount);
+  nsresult    ReplaceData(PRUint32 aOffset, PRUint32 aCount, const nsString& aArg);
+
+  // nsIDOMEventReceiver interface
+  nsresult AddEventListener(nsIDOMEventListener *aListener, const nsIID& aIID);
+  nsresult RemoveEventListener(nsIDOMEventListener* aListener,
+                               const nsIID& aIID);
+  nsresult GetListenerManager(nsIEventListenerManager** aInstancePtrResult);
+  nsresult GetNewListenerManager(nsIEventListenerManager** aInstancePtrResult);
+
+  // nsIScriptObjectOwner interface
+  nsresult GetScriptObject(nsIScriptContext* aContext, void** aScriptObject);
+  nsresult SetScriptObject(void *aScriptObject);
+
+  // Implementation for nsIContent
+  nsresult GetDocument(nsIDocument*& aResult) const;
+  nsresult SetDocument(nsIDocument* aDocument, PRBool aDeep);
+  nsresult GetParent(nsIContent*& aResult) const;
+  nsresult SetParent(nsIContent* aParent);
+  nsresult IsSynthetic(PRBool& aResult) {
+    aResult = PR_FALSE;
+    return NS_OK;
+  }
+  nsresult GetNameSpaceID(PRInt32& aID) const {
+    aID = kNameSpaceID_None;
+    return NS_OK;
+  }
+  nsresult GetTag(nsIAtom*& aResult) const {
+    aResult = nsnull;
+    return NS_OK;
+  }
+  nsresult ParseAttributeString(const nsString& aStr, 
+                                nsIAtom*& aName,
+                                PRInt32& aNameSpaceID) { 
+    aName = nsnull;
+    aNameSpaceID = kNameSpaceID_None;
+    return NS_OK; 
+  }
+  NS_IMETHOD GetNameSpacePrefix(PRInt32 aNameSpaceID,
+                                nsIAtom*& aPrefix) {
+    aPrefix = nsnull;
+    return NS_OK;
+  }
+  nsresult SetAttribute(PRInt32 aNameSpaceID, nsIAtom* aAttribute, const nsString& aValue,
+                        PRBool aNotify) {
+    return NS_OK;
+  }
+  nsresult UnsetAttribute(PRInt32 aNameSpaceID, nsIAtom* aAttribute, PRBool aNotify) {
+    return NS_OK;
+  }
+  nsresult GetAttribute(PRInt32 aNameSpaceID, nsIAtom *aAttribute, nsString &aResult) const {
+    return NS_CONTENT_ATTR_NOT_THERE;
+  }
+  nsresult GetAttributeNameAt(PRInt32 aIndex, PRInt32& aNameSpaceID, 
+                              nsIAtom*& aName) const {
+    aName = nsnull;
+    return NS_ERROR_ILLEGAL_VALUE;
+  }
+  nsresult GetAttributeCount(PRInt32& aResult) const {
+    aResult = 0;
+    return NS_OK;
+  }
+  nsresult List(FILE* out, PRInt32 aIndent) const;
+  nsresult HandleDOMEvent(nsIPresContext& aPresContext,
+                          nsEvent* aEvent,
+                          nsIDOMEvent** aDOMEvent,
+                          PRUint32 aFlags,
+                          nsEventStatus& aEventStatus);
+  nsresult RangeAdd(nsIDOMRange& aRange);
+  nsresult RangeRemove(nsIDOMRange& aRange);
+  nsresult GetRangeList(nsVoidArray*& aResult) const;
+
+  // Implementation for nsIContent
+  nsresult SizeOf(nsISizeOfHandler* aHandler) const;
+  nsresult BeginConvertToXIF(nsXIFConverter& aConverter) const;
+  nsresult ConvertContentToXIF(nsXIFConverter& aConverter) const;
+  nsresult FinishConvertToXIF(nsXIFConverter& aConverter) const;
+  nsresult CanContainChildren(PRBool& aResult) const {
+    aResult = PR_FALSE;
+    return NS_OK;
+  }
+  nsresult ChildCount(PRInt32& aResult) const {
+    aResult = 0;
+    return NS_OK;
+  }
+  nsresult ChildAt(PRInt32 aIndex, nsIContent*& aResult) const {
+    aResult = nsnull;
+    return NS_OK;
+  }
+  nsresult IndexOf(nsIContent* aPossibleChild, PRInt32& aResult) const {
+    aResult = -1;
+    return NS_OK;
+  }
+  nsresult InsertChildAt(nsIContent* aKid, PRInt32 aIndex, PRBool aNotify) {
+    return NS_OK;
+  }
+  nsresult ReplaceChildAt(nsIContent* aKid, PRInt32 aIndex, PRBool aNotify) {
+    return NS_OK;
+  }
+  nsresult AppendChildTo(nsIContent* aKid, PRBool aNotify) {
+    return NS_OK;
+  }
+  nsresult RemoveChildAt(PRInt32 aIndex, PRBool aNotify) {
+    return NS_OK;
+  }
+
+  //----------------------------------------
+
+  void ToCString(nsString& aBuf, PRInt32 aOffset, PRInt32 aLen) const;
+
+  // Up pointer to the real content object that we are
+  // supporting. Sometimes there is work that we just can't do
+  // ourselves, so this is needed to ask the real object to do the
+  // work.
+  nsIContent* mContent;
+
+  nsIDocument* mDocument;
+  nsIContent* mParent;
+  void* mScriptObject;
+  nsIEventListenerManager* mListenerManager;
+
+  nsTextFragment mText;
+  nsVoidArray *mRangeList;
+};
+
+//----------------------------------------------------------------------
+
+/**
+ * Mostly implement the nsIDOMNode API by forwarding the methods to a
+ * generic content object (either nsGenericHTMLLeafElement or
+ * nsGenericHTMLContainerContent)
+ *
+ * Note that classes using this macro will need to implement:
+ *       NS_IMETHOD GetNodeType(PRUint16* aNodeType);
+ *       NS_IMETHOD CloneNode(PRBool aDeep, nsIDOMNode** aReturn);
+ */
+#define NS_IMPL_IDOMNODE_USING_GENERIC_DOM_DATA(_g)                     \
+  NS_IMETHOD GetNodeName(nsString& aNodeName) {                         \
+    return _g.GetNodeName(aNodeName);                                   \
+  }                                                                     \
+  NS_IMETHOD GetNodeValue(nsString& aNodeValue) {                       \
+    return _g.GetNodeValue(aNodeValue);                                 \
+  }                                                                     \
+  NS_IMETHOD SetNodeValue(const nsString& aNodeValue) {                 \
+    return _g.SetNodeValue(aNodeValue);                                 \
+  }                                                                     \
+  NS_IMETHOD GetNodeType(PRUint16* aNodeType);                          \
+  NS_IMETHOD GetParentNode(nsIDOMNode** aParentNode) {                  \
+    return _g.GetParentNode(aParentNode);                               \
+  }                                                                     \
+  NS_IMETHOD GetChildNodes(nsIDOMNodeList** aChildNodes) {              \
+    return _g.GetChildNodes(aChildNodes);                               \
+  }                                                                     \
+  NS_IMETHOD HasChildNodes(PRBool* aHasChildNodes) {                    \
+    return _g.HasChildNodes(aHasChildNodes);                            \
+  }                                                                     \
+  NS_IMETHOD GetFirstChild(nsIDOMNode** aFirstChild) {                  \
+    return _g.GetFirstChild(aFirstChild);                               \
+  }                                                                     \
+  NS_IMETHOD GetLastChild(nsIDOMNode** aLastChild) {                    \
+    return _g.GetLastChild(aLastChild);                                 \
+  }                                                                     \
+  NS_IMETHOD GetPreviousSibling(nsIDOMNode** aPreviousSibling) {        \
+    return _g.GetPreviousSibling(aPreviousSibling);                     \
+  }                                                                     \
+  NS_IMETHOD GetNextSibling(nsIDOMNode** aNextSibling) {                \
+    return _g.GetNextSibling(aNextSibling);                             \
+  }                                                                     \
+  NS_IMETHOD GetAttributes(nsIDOMNamedNodeMap** aAttributes) {          \
+    return _g.GetAttributes(aAttributes);                               \
+  }                                                                     \
+  NS_IMETHOD InsertBefore(nsIDOMNode* aNewChild, nsIDOMNode* aRefChild, \
+                             nsIDOMNode** aReturn) {                    \
+    return _g.InsertBefore(aNewChild, aRefChild, aReturn);              \
+  }                                                                     \
+  NS_IMETHOD AppendChild(nsIDOMNode* aOldChild, nsIDOMNode** aReturn) { \
+    return _g.AppendChild(aOldChild, aReturn);                          \
+  }                                                                     \
+  NS_IMETHOD ReplaceChild(nsIDOMNode* aNewChild, nsIDOMNode* aOldChild, \
+                             nsIDOMNode** aReturn) {                    \
+    return _g.ReplaceChild(aNewChild, aOldChild, aReturn);              \
+  }                                                                     \
+  NS_IMETHOD RemoveChild(nsIDOMNode* aOldChild, nsIDOMNode** aReturn) { \
+    return _g.RemoveChild(aOldChild, aReturn);                          \
+  }                                                                     \
+  NS_IMETHOD GetOwnerDocument(nsIDOMDocument** aOwnerDocument) {        \
+    return _g.GetOwnerDocument(aOwnerDocument);                         \
+  }                                                                     \
+  NS_IMETHOD CloneNode(PRBool aDeep, nsIDOMNode** aReturn);
+
+#define NS_IMPL_IDOMCHARACTERDATA_USING_GENERIC_DOM_DATA(_g)                         \
+  NS_IMETHOD GetData(nsString& aData) {                                     \
+    return _g.GetData(aData);                                               \
+  }                                                                         \
+  NS_IMETHOD SetData(const nsString& aData) {                               \
+    return _g.SetData(aData);                                               \
+  }                                                                         \
+  NS_IMETHOD GetLength(PRUint32* aLength) {                                 \
+    return _g.GetLength(aLength);                                           \
+  }                                                                         \
+  NS_IMETHOD SubstringData(PRUint32 aStart, PRUint32 aEnd, nsString& aReturn) { \
+    return _g.SubstringData(aStart, aEnd, aReturn);                         \
+  }                                                                         \
+  NS_IMETHOD AppendData(const nsString& aData) {                            \
+    return _g.AppendData(aData);                                            \
+  }                                                                         \
+  NS_IMETHOD InsertData(PRUint32 aOffset, const nsString& aData) {          \
+    return _g.InsertData(aOffset, aData);                                   \
+  }                                                                         \
+  NS_IMETHOD DeleteData(PRUint32 aOffset, PRUint32 aCount) {                \
+    return _g.DeleteData(aOffset, aCount);                                  \
+  }                                                                         \
+  NS_IMETHOD ReplaceData(PRUint32 aOffset, PRUint32 aCount,                 \
+                     const nsString& aData) {                               \
+    return _g.ReplaceData(aOffset, aCount, aData);                          \
+  }
+
+
+/**
+ * Implement the nsIDOMEventReceiver API by forwarding the methods to a
+ * generic content object (either nsGenericHTMLLeafElement or
+ * nsGenericHTMLContainerContent)
+ */
+#define NS_IMPL_IDOMEVENTRECEIVER_USING_GENERIC_DOM_DATA(_g)            \
+  NS_IMETHOD AddEventListener(nsIDOMEventListener *aListener,           \
+                              const nsIID& aIID) {                      \
+    return _g.AddEventListener(aListener, aIID);                        \
+  }                                                                     \
+  NS_IMETHOD RemoveEventListener(nsIDOMEventListener *aListener,        \
+                                 const nsIID& aIID) {                   \
+    return _g.RemoveEventListener(aListener, aIID);                     \
+  }                                                                     \
+  NS_IMETHOD GetListenerManager(nsIEventListenerManager** aResult) {    \
+    return _g.GetListenerManager(aResult);                              \
+  }                                                                     \
+  NS_IMETHOD GetNewListenerManager(nsIEventListenerManager** aResult) { \
+    return _g.GetNewListenerManager(aResult);                           \
+  }
+
+/**
+ * Implement the nsIScriptObjectOwner API by forwarding the methods to a
+ * generic content object (either nsGenericHTMLLeafElement or
+ * nsGenericHTMLContainerContent)
+ */
+#define NS_IMPL_ISCRIPTOBJECTOWNER_USING_GENERIC_DOM_DATA(_g) \
+  NS_IMETHOD GetScriptObject(nsIScriptContext* aContext,      \
+                             void** aScriptObject) {          \
+    return _g.GetScriptObject(aContext, aScriptObject);       \
+  }                                                           \
+  NS_IMETHOD SetScriptObject(void *aScriptObject) {           \
+    return _g.SetScriptObject(aScriptObject);                 \
+  }
+
+#define NS_IMPL_ICONTENT_USING_GENERIC_DOM_DATA(_g)                        \
+  NS_IMETHOD GetDocument(nsIDocument*& aResult) const {                    \
+    return _g.GetDocument(aResult);                                        \
+  }                                                                        \
+  NS_IMETHOD SetDocument(nsIDocument* aDocument, PRBool aDeep) {           \
+    return _g.SetDocument(aDocument, aDeep);                               \
+  }                                                                        \
+  NS_IMETHOD GetParent(nsIContent*& aResult) const {                       \
+    return _g.GetParent(aResult);                                          \
+  }                                                                        \
+  NS_IMETHOD SetParent(nsIContent* aParent) {                              \
+    return _g.SetParent(aParent);                                          \
+  }                                                                        \
+  NS_IMETHOD CanContainChildren(PRBool& aResult) const {                   \
+    return _g.CanContainChildren(aResult);                                 \
+  }                                                                        \
+  NS_IMETHOD ChildCount(PRInt32& aResult) const {                          \
+    return _g.ChildCount(aResult);                                         \
+  }                                                                        \
+  NS_IMETHOD ChildAt(PRInt32 aIndex, nsIContent*& aResult) const {         \
+    return _g.ChildAt(aIndex, aResult);                                    \
+  }                                                                        \
+  NS_IMETHOD IndexOf(nsIContent* aPossibleChild, PRInt32& aResult) const { \
+    return _g.IndexOf(aPossibleChild, aResult);                            \
+  }                                                                        \
+  NS_IMETHOD InsertChildAt(nsIContent* aKid, PRInt32 aIndex,               \
+                           PRBool aNotify) {                               \
+    return _g.InsertChildAt(aKid, aIndex, aNotify);                        \
+  }                                                                        \
+  NS_IMETHOD ReplaceChildAt(nsIContent* aKid, PRInt32 aIndex,              \
+                            PRBool aNotify) {                              \
+    return _g.ReplaceChildAt(aKid, aIndex, aNotify);                       \
+  }                                                                        \
+  NS_IMETHOD AppendChildTo(nsIContent* aKid, PRBool aNotify) {             \
+    return _g.AppendChildTo(aKid, aNotify);                                \
+  }                                                                        \
+  NS_IMETHOD RemoveChildAt(PRInt32 aIndex, PRBool aNotify) {               \
+    return _g.RemoveChildAt(aIndex, aNotify);                              \
+  }                                                                        \
+  NS_IMETHOD IsSynthetic(PRBool& aResult) {                                \
+    return _g.IsSynthetic(aResult);                                        \
+  }                                                                        \
+  NS_IMETHOD GetNameSpaceID(PRInt32& aID) const {                          \
+    return _g.GetNameSpaceID(aID);                                         \
+  }                                                                        \
+  NS_IMETHOD GetTag(nsIAtom*& aResult) const {                             \
+    return _g.GetTag(aResult);                                             \
+  }                                                                        \
+  NS_IMETHOD ParseAttributeString(const nsString& aStr,                    \
+                                  nsIAtom*& aName,                         \
+                                  PRInt32& aNameSpaceID) {                 \
+    return _g.ParseAttributeString(aStr, aName, aNameSpaceID);             \
+  }                                                                        \
+  NS_IMETHOD GetNameSpacePrefix(PRInt32 aNameSpaceID,                      \
+                                nsIAtom*& aPrefix) {                       \
+    return _g.GetNameSpacePrefix(aNameSpaceID, aPrefix);                   \
+  }                                                                        \
+  NS_IMETHOD GetAttribute(PRInt32 aNameSpaceID, nsIAtom *aAttribute,       \
+                          nsString &aResult) const {                       \
+    return _g.GetAttribute(aNameSpaceID, aAttribute, aResult);             \
+  }                                                                        \
+  NS_IMETHOD SetAttribute(PRInt32 aNameSpaceID, nsIAtom* aAttribute,       \
+                          const nsString& aValue, PRBool aNotify) {        \
+    return _g.SetAttribute(aNameSpaceID, aAttribute, aValue, aNotify);     \
+  }                                                                        \
+  NS_IMETHOD UnsetAttribute(PRInt32 aNameSpaceID, nsIAtom* aAttribute,     \
+                            PRBool aNotify) {                              \
+    return _g.UnsetAttribute(aNameSpaceID, aAttribute, aNotify);           \
+  }                                                                        \
+  NS_IMETHOD GetAttributeNameAt(PRInt32 aIndex,                            \
+                                PRInt32& aNameSpaceID,                     \
+                                nsIAtom*& aName) const {                   \
+    return _g.GetAttributeNameAt(aIndex, aNameSpaceID, aName);             \
+  }                                                                        \
+  NS_IMETHOD GetAttributeCount(PRInt32& aResult) const {                   \
+    return _g.GetAttributeCount(aResult);                                  \
+  }                                                                        \
+  NS_IMETHOD List(FILE* out, PRInt32 aIndent) const;                       \
+  NS_IMETHOD BeginConvertToXIF(nsXIFConverter& aConverter) const {         \
+    return _g.BeginConvertToXIF(aConverter);                               \
+  }                                                                        \
+  NS_IMETHOD ConvertContentToXIF(nsXIFConverter& aConverter) const {       \
+    return _g.ConvertContentToXIF(aConverter);                             \
+  }                                                                        \
+  NS_IMETHOD FinishConvertToXIF(nsXIFConverter& aConverter) const {        \
+    return _g.FinishConvertToXIF(aConverter);                              \
+  }                                                                        \
+  NS_IMETHOD SizeOf(nsISizeOfHandler* aHandler) const {                    \
+    return _g.SizeOf(aHandler);                                            \
+  }                                                                        \
+  NS_IMETHOD HandleDOMEvent(nsIPresContext& aPresContext,                  \
+                            nsEvent* aEvent,                               \
+                            nsIDOMEvent** aDOMEvent,                       \
+                            PRUint32 aFlags,                               \
+                            nsEventStatus& aEventStatus);                  \
+  NS_IMETHOD RangeAdd(nsIDOMRange& aRange){                                \
+    return _g.RangeAdd(aRange);                                            \
+  }                                                                        \
+  NS_IMETHOD RangeRemove(nsIDOMRange& aRange){                             \
+    return _g.RangeRemove(aRange);                                         \
+  }                                                                        \
+  NS_IMETHOD GetRangeList(nsVoidArray*& aResult) const {                   \
+    return _g.GetRangeList(aResult);                                       \
+  }                                                                        
+
+/**
+ * This macro implements the portion of query interface that is
+ * generic to all html content objects.
+ */
+#define NS_IMPL_DOM_DATA_QUERY_INTERFACE(_id, _iptr, _this) \
+  if (_id.Equals(kISupportsIID)) {                          \
+    nsIContent* tmp = _this;                                \
+    nsISupports* tmp2 = tmp;                                \
+    *_iptr = (void*) tmp2;                                  \
+    NS_ADDREF_THIS();                                       \
+    return NS_OK;                                           \
+  }                                                         \
+  if (_id.Equals(kIDOMNodeIID)) {                           \
+    nsIDOMNode* tmp = _this;                                \
+    *_iptr = (void*) tmp;                                   \
+    NS_ADDREF_THIS();                                       \
+    return NS_OK;                                           \
+  }                                                         \
+  if (_id.Equals(kIDOMCharacterDataIID)) {                  \
+    nsIDOMCharacterData* tmp = _this;                       \
+    *_iptr = (void*) tmp;                                   \
+    NS_ADDREF_THIS();                                       \
+    return NS_OK;                                           \
+  }                                                         \
+  if (_id.Equals(kIDOMEventReceiverIID)) {                  \
+    nsIDOMEventReceiver* tmp = _this;                       \
+    *_iptr = (void*) tmp;                                   \
+    NS_ADDREF_THIS();                                       \
+    return NS_OK;                                           \
+  }                                                         \
+  if (_id.Equals(kIScriptObjectOwnerIID)) {                 \
+    nsIScriptObjectOwner* tmp = _this;                      \
+    *_iptr = (void*) tmp;                                   \
+    NS_ADDREF_THIS();                                       \
+    return NS_OK;                                           \
+  }                                                         \
+  if (_id.Equals(kIContentIID)) {                           \
+    nsIContent* tmp = _this;                                \
+    *_iptr = (void*) tmp;                                   \
+    NS_ADDREF_THIS();                                       \
+    return NS_OK;                                           \
+  }
+
+#endif /* nsGenericDOMDataNode_h___ */

mozilla/layout/base/src/nsGenericElement.cpp

@@ -1202,11 +1202,60 @@ nsGenericContainerElement::~nsGenericContainerElement()
 
 nsresult
 nsGenericContainerElement::CopyInnerTo(nsIContent* aSrcContent,
-                                       nsGenericContainerElement* aDst)
+                                       nsGenericContainerElement* aDst,
+                                       PRBool aDeep)
 {
-  // XXX copy attributes not yet impelemented
+  nsresult result = NS_OK;
-  // XXX deep copy?
+
-  return NS_OK;
+  if (nsnull != mAttributes) {
+    nsGenericAttribute* attr;
+    PRInt32 index;
+    PRInt32 count = mAttributes->Count();
+    for (index = 0; index < count; index++) {
+      attr = (nsGenericAttribute*)mAttributes->ElementAt(index);
+      // XXX Not very efficient, since SetAttribute does a linear search
+      // through its attributes before setting each attribute.
+      result = aDst->SetAttribute(attr->mNameSpaceID, attr->mName,
+                                  attr->mValue, PR_FALSE);
+      if (NS_OK != result) {
+        return result;
+      }
+    }
+  }
+  
+  if (aDeep) {
+    PRInt32 index;
+    PRInt32 count = mChildren.Count();
+    for (index = 0; index < count; index++) {
+      nsIContent* child = (nsIContent*)mChildren.ElementAt(index);
+      if (nsnull != child) {
+        nsIDOMNode* node;
+        result = child->QueryInterface(kIDOMNodeIID, (void**)&node);
+        if (NS_OK == result) {
+          nsIDOMNode* newNode;
+          
+          result = node->CloneNode(aDeep, &newNode);
+          if (NS_OK == result) {
+            nsIContent* newContent;
+            
+            result = newNode->QueryInterface(kIContentIID, (void**)&newContent);
+            if (NS_OK == result) {
+              result = aDst->AppendChildTo(newContent, PR_FALSE);
+              NS_RELEASE(newContent);
+            }
+            NS_RELEASE(newNode);
+          }
+          NS_RELEASE(node);
+        }
+
+        if (NS_OK != result) {
+          return result;
+        }
+      }
+    }
+  }
+
+  return result;
 }
 
 nsresult

mozilla/layout/base/src/nsGenericElement.h

@@ -84,7 +84,6 @@ typedef struct {
   nsDOMCSSDeclaration *mStyle;
   nsDOMAttributeMap* mAttributeMap;
   nsVoidArray *mRangeList;
-  PRBool mIsContainer;
 } nsDOMSlots;
 
 class nsGenericElement : public nsIJSScriptObject {
@@ -210,7 +209,8 @@ public:
   ~nsGenericContainerElement();
 
   nsresult CopyInnerTo(nsIContent* aSrcContent,
-                       nsGenericContainerElement* aDest);
+                       nsGenericContainerElement* aDest,
+                       PRBool aDeep);
 
   // Remainder of nsIDOMHTMLElement (and nsIDOMNode)
   nsresult    GetAttribute(const nsString& aName, nsString& aReturn) 

mozilla/layout/base/src/nsTextNode.cpp

@@ -0,0 +1,245 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "License"); you may not use this file except in
+ * compliance with the License.  You may obtain a copy of the License at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS"
+ * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied.  See
+ * the License for the specific language governing rights and limitations
+ * under the License.
+ *
+ * The Original Code is Mozilla Communicator client code.
+ *
+ * The Initial Developer of the Original Code is Netscape Communications
+ * Corporation.  Portions created by Netscape are Copyright (C) 1998
+ * Netscape Communications Corporation.  All Rights Reserved.
+ */
+#include "nsIDOMText.h"
+#include "nsGenericDOMDataNode.h"
+#include "nsIScriptObjectOwner.h"
+#include "nsIDOMEventReceiver.h"
+#include "nsIContent.h"
+#include "nsITextContent.h"
+#include "nsFrame.h"
+#include "nsIDocument.h"
+#include "nsCRT.h"
+
+static NS_DEFINE_IID(kIDOMTextIID, NS_IDOMTEXT_IID);
+static NS_DEFINE_IID(kITextContentIID, NS_ITEXT_CONTENT_IID);
+
+/* XXX should not be html content; should be nsITextContent */
+
+class nsTextNode : public nsIDOMText,
+                   public nsIScriptObjectOwner,
+                   public nsIDOMEventReceiver,
+                   public nsIContent,
+                   public nsITextContent
+{
+public:
+  nsTextNode();
+  ~nsTextNode();
+
+  // nsISupports
+  NS_DECL_ISUPPORTS
+
+  // nsIDOMNode
+  NS_IMPL_IDOMNODE_USING_GENERIC_DOM_DATA(mInner)
+
+  // nsIDOMCharacterData
+  NS_IMPL_IDOMCHARACTERDATA_USING_GENERIC_DOM_DATA(mInner)
+
+  // nsIDOMText
+  NS_IMETHOD SplitText(PRUint32 aOffset, nsIDOMText** aReturn);
+
+  // nsIScriptObjectOwner
+  NS_IMPL_ISCRIPTOBJECTOWNER_USING_GENERIC_DOM_DATA(mInner)
+
+  // nsIDOMEventReceiver
+  NS_IMPL_IDOMEVENTRECEIVER_USING_GENERIC_DOM_DATA(mInner)
+
+  // nsIContent
+  NS_IMPL_ICONTENT_USING_GENERIC_DOM_DATA(mInner)
+
+  // nsITextContent
+  NS_IMETHOD GetText(const nsTextFragment*& aFragmentsResult,
+                     PRInt32& aNumFragmentsResult);
+  NS_IMETHOD SetText(const PRUnichar* aBuffer,
+                     PRInt32 aLength,
+                     PRBool aNotify);
+  NS_IMETHOD SetText(const char* aBuffer,
+                     PRInt32 aLength,
+                     PRBool aNotify);
+
+protected:
+  nsGenericDOMDataNode mInner;
+};
+
+nsresult NS_NewTextNode(nsIContent** aInstancePtrResult);
+nsresult
+NS_NewTextNode(nsIContent** aInstancePtrResult)
+{
+  NS_PRECONDITION(nsnull != aInstancePtrResult, "null ptr");
+  if (nsnull == aInstancePtrResult) {
+    return NS_ERROR_NULL_POINTER;
+  }
+  nsTextNode* it;
+  NS_NEWXPCOM(it, nsTextNode);
+  if (nsnull == it) {
+    return NS_ERROR_OUT_OF_MEMORY;
+  }
+  return it->QueryInterface(kIContentIID, (void **) aInstancePtrResult);
+}
+
+nsTextNode::nsTextNode()
+{
+  NS_INIT_REFCNT();
+  mInner.Init(this);
+}
+
+nsTextNode::~nsTextNode()
+{
+}
+
+NS_IMPL_ADDREF(nsTextNode)
+NS_IMPL_RELEASE(nsTextNode)
+
+NS_IMETHODIMP
+nsTextNode::QueryInterface(REFNSIID aIID, void** aInstancePtr)
+{
+  NS_IMPL_DOM_DATA_QUERY_INTERFACE(aIID, aInstancePtr, this)
+  if (aIID.Equals(kIDOMTextIID)) {
+    nsIDOMText* tmp = this;
+    *aInstancePtr = (void*) tmp;
+    NS_ADDREF_THIS();
+    return NS_OK;
+  }
+  if (aIID.Equals(kITextContentIID)) {
+    nsITextContent* tmp = this;
+    *aInstancePtr = (void*) tmp;
+    NS_ADDREF_THIS();
+    return NS_OK;
+  }
+  return NS_NOINTERFACE;
+}
+
+NS_IMETHODIMP
+nsTextNode::GetNodeType(PRUint16* aNodeType)
+{
+  *aNodeType = (PRUint16)nsIDOMNode::TEXT_NODE;
+  return NS_OK;
+}
+
+NS_IMETHODIMP
+nsTextNode::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
+{
+  nsTextNode* it;
+  NS_NEWXPCOM(it, nsTextNode);
+  if (nsnull == it) {
+    return NS_ERROR_OUT_OF_MEMORY;
+  }
+  nsAutoString data;
+  nsresult result = GetData(data);
+  if (NS_FAILED(result)) {
+    return result;
+  }
+  result = it->SetData(data);
+  if (NS_FAILED(result)) {
+    return result;
+  }
+  return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
+}
+
+NS_IMETHODIMP
+nsTextNode::List(FILE* out, PRInt32 aIndent) const
+{
+  NS_PRECONDITION(nsnull != mInner.mDocument, "bad content");
+
+  PRInt32 index;
+  for (index = aIndent; --index >= 0; ) fputs("  ", out);
+
+  fprintf(out, "Text refcount=%d<", mRefCnt);
+
+  nsAutoString tmp;
+  mInner.ToCString(tmp, 0, mInner.mText.GetLength());
+  fputs(tmp, out);
+
+  fputs(">\n", out);
+  return NS_OK;
+}
+
+NS_IMETHODIMP
+nsTextNode::HandleDOMEvent(nsIPresContext& aPresContext,
+                           nsEvent* aEvent,
+                           nsIDOMEvent** aDOMEvent,
+                           PRUint32 aFlags,
+                           nsEventStatus& aEventStatus)
+{
+  return mInner.HandleDOMEvent(aPresContext, aEvent, aDOMEvent,
+                               aFlags, aEventStatus);
+}
+
+//----------------------------------------------------------------------
+
+// Implementation of the nsIDOMText interface
+
+NS_IMETHODIMP    
+nsTextNode::SplitText(PRUint32 aOffset, nsIDOMText** aReturn)
+{
+  // XXX To be implemented
+  return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+//----------------------------------------------------------------------
+
+// Implementation of the nsITextContent interface
+
+NS_IMETHODIMP
+nsTextNode::GetText(const nsTextFragment*& aFragmentsResult,
+                    PRInt32& aNumFragmentsResult)
+{
+  aFragmentsResult = &mInner.mText;
+  aNumFragmentsResult = 1;
+  return NS_OK;
+}
+
+NS_IMETHODIMP
+nsTextNode::SetText(const PRUnichar* aBuffer, PRInt32 aLength,
+                    PRBool aNotify)
+{
+  NS_PRECONDITION((aLength >= 0) && (nsnull != aBuffer), "bad args");
+  if (aLength < 0) {
+    return NS_ERROR_ILLEGAL_VALUE;
+  }
+  if (nsnull == aBuffer) {
+    return NS_ERROR_NULL_POINTER;
+  }
+  mInner.mText.SetTo(aBuffer, aLength);
+
+  // Trigger a reflow
+  if (aNotify && (nsnull != mInner.mDocument)) {
+    mInner.mDocument->ContentChanged(this, nsnull);
+  }
+  return NS_OK;
+}
+
+NS_IMETHODIMP
+nsTextNode::SetText(const char* aBuffer, PRInt32 aLength,
+                    PRBool aNotify)
+{
+  NS_PRECONDITION((aLength >= 0) && (nsnull != aBuffer), "bad args");
+  if (aLength < 0) {
+    return NS_ERROR_ILLEGAL_VALUE;
+  }
+  if (nsnull == aBuffer) {
+    return NS_ERROR_NULL_POINTER;
+  }
+  mInner.mText.SetTo(aBuffer, aLength);
+
+  // Trigger a reflow
+  if (aNotify && (nsnull != mInner.mDocument)) {
+    mInner.mDocument->ContentChanged(this, nsnull);
+  }
+  return NS_OK;
+}

mozilla/layout/build/nsLayoutFactory.cpp

@@ -22,6 +22,7 @@
 #include "nsLayoutCID.h"
 #include "nsIDocument.h"
 #include "nsIHTMLContent.h"
+#include "nsITextContent.h"
 #include "nsICollection.h"
 #include "nsIPresShell.h"
 #include "nsISelection.h"
@@ -230,7 +231,7 @@ nsresult nsLayoutFactory::CreateInstance(nsISupports *aOuter,
   }
   else if (mClassID.Equals(kTextNodeCID)) {
     // XXX ibid
-    if (NS_FAILED(res = NS_NewTextNode((nsIHTMLContent**) &inst)))
+    if (NS_FAILED(res = NS_NewTextNode((nsIContent**) &inst)))
       return res;
     refCounted = PR_TRUE;
   }

mozilla/layout/generic/nsHTMLParts.h

@@ -223,12 +223,6 @@ NS_NewHTMLUListElement(nsIHTMLContent** aResult, nsIAtom* aTag);
 extern nsresult
 NS_NewHTMLWBRElement(nsIHTMLContent** aResult, nsIAtom* aTag);
 
-extern nsresult
-NS_NewTextNode(nsIHTMLContent** aResult);
-
-extern nsresult
-NS_NewCommentNode(nsIHTMLContent** aResult);
-
 /**
  * Create a new content object for the given tag.
  * Returns NS_ERROR_NOT_AVAILABLE for an unknown/unhandled tag.

mozilla/layout/html/base/src/nsHTMLParts.h

@@ -223,12 +223,6 @@ NS_NewHTMLUListElement(nsIHTMLContent** aResult, nsIAtom* aTag);
 extern nsresult
 NS_NewHTMLWBRElement(nsIHTMLContent** aResult, nsIAtom* aTag);
 
-extern nsresult
-NS_NewTextNode(nsIHTMLContent** aResult);
-
-extern nsresult
-NS_NewCommentNode(nsIHTMLContent** aResult);
-
 /**
  * Create a new content object for the given tag.
  * Returns NS_ERROR_NOT_AVAILABLE for an unknown/unhandled tag.

mozilla/layout/html/content/src/Makefile.in

@@ -26,8 +26,6 @@ LIBRARY_NAME = nglhtmlcon_s
 
 # Note the sophisticated alphabetical ordering :-|
 CPPSRCS=				\
-	nsCommentNode.cpp		\
-	nsGenericDOMDataNode.cpp	\
 	nsGenericHTMLElement.cpp	\
 	nsGenericDOMHTMLCollection.cpp	\
 	GenericElementCollection.cpp    \
@@ -91,7 +89,6 @@ CPPSRCS=				\
 	nsHTMLTitleElement.cpp		\
 	nsHTMLUListElement.cpp		\
 	nsHTMLWBRElement.cpp		\
-	nsTextNode.cpp			\
 	$(NULL)
 
 MODULE=layout

mozilla/layout/html/content/src/makefile.win

@@ -26,8 +26,6 @@ DEFINES = $(DEFINES) -DXP_NEW_SELECTION
 !endif
 
 CPPSRCS=				\
-	nsCommentNode.cpp		\
-	nsGenericDOMDataNode.cpp	\
 	nsGenericHTMLElement.cpp	\
 	nsGenericDOMHTMLCollection.cpp	\
 	GenericElementCollection.cpp    \
@@ -91,12 +89,9 @@ CPPSRCS=				\
 	nsHTMLTitleElement.cpp		\
 	nsHTMLUListElement.cpp		\
 	nsHTMLWBRElement.cpp		\
-	nsTextNode.cpp			\
 	$(NULL)
 
 CPP_OBJS=						\
-	.\$(OBJDIR)\nsCommentNode.obj			\
-	.\$(OBJDIR)\nsGenericDOMDataNode.obj		\
 	.\$(OBJDIR)\nsGenericHTMLElement.obj		\
 	.\$(OBJDIR)\nsGenericDOMHTMLCollection.obj	\
 	.\$(OBJDIR)\GenericElementCollection.obj    \
@@ -160,7 +155,6 @@ CPP_OBJS=						\
 	.\$(OBJDIR)\nsHTMLTitleElement.obj		\
 	.\$(OBJDIR)\nsHTMLUListElement.obj		\
 	.\$(OBJDIR)\nsHTMLWBRElement.obj		\
-	.\$(OBJDIR)\nsTextNode.obj			\
 	$(NULL)
 
 LINCS=-I$(PUBLIC)\xpcom -I$(PUBLIC)\raptor -I$(PUBLIC)\js	\

mozilla/layout/html/content/src/nsGenericHTMLElement.cpp

@@ -244,6 +244,22 @@ nsGenericHTMLElement::~nsGenericHTMLElement()
   }
 }
 
+nsresult 
+nsGenericHTMLElement::CopyInnerTo(nsIContent* aSrcContent,
+                                  nsGenericHTMLElement* aDst,
+                                  PRBool aDeep)
+{
+  nsresult result = NS_OK;
+  
+  if (nsnull != mAttributes) {
+    aDst->mAttributes = mAttributes;
+    NS_ADDREF(mAttributes);
+    mAttributes->AddContentRef();
+  }
+
+  return result;
+}
+
 // Implementation for nsIDOMHTMLElement
 nsresult
 nsGenericHTMLElement::GetId(nsString& aId)
@@ -1772,12 +1788,13 @@ nsGenericHTMLLeafElement::~nsGenericHTMLLeafElement()
 
 nsresult
 nsGenericHTMLLeafElement::CopyInnerTo(nsIContent* aSrcContent,
-                                      nsGenericHTMLLeafElement* aDst)
+                                      nsGenericHTMLLeafElement* aDst,
+                                      PRBool aDeep)
 {
-  aDst->mContent = aSrcContent;
+  nsresult result = nsGenericHTMLElement::CopyInnerTo(aSrcContent,
-  // XXX should the node's document be set?
+                                                      aDst,
-  // XXX copy attributes not yet impelemented
+                                                      aDeep);
-  return NS_OK;
+  return result;
 }
 
 nsresult
@@ -1872,12 +1889,48 @@ nsGenericHTMLContainerElement::~nsGenericHTMLContainerElement()
 
 nsresult
 nsGenericHTMLContainerElement::CopyInnerTo(nsIContent* aSrcContent,
-                                           nsGenericHTMLContainerElement* aDst)
+                                           nsGenericHTMLContainerElement* aDst,
+                                           PRBool aDeep)
 {
-  aDst->mContent = aSrcContent;
+  nsresult result = nsGenericHTMLElement::CopyInnerTo(aSrcContent,
-  // XXX should the node's document be set?
+                                                      aDst,
-  // XXX copy attributes not yet impelemented
+                                                      aDeep);
-  // XXX deep copy?
+  if (NS_OK != result) {
+    return result;
+  }
+
+  if (aDeep) {
+    PRInt32 index;
+    PRInt32 count = mChildren.Count();
+    for (index = 0; index < count; index++) {
+      nsIContent* child = (nsIContent*)mChildren.ElementAt(index);
+      if (nsnull != child) {
+        nsIDOMNode* node;
+        result = child->QueryInterface(kIDOMNodeIID, (void**)&node);
+        if (NS_OK == result) {
+          nsIDOMNode* newNode;
+          
+          result = node->CloneNode(aDeep, &newNode);
+          if (NS_OK == result) {
+            nsIContent* newContent;
+            
+            result = newNode->QueryInterface(kIContentIID, (void**)&newContent);
+            if (NS_OK == result) {
+              result = aDst->AppendChildTo(newContent, PR_FALSE);
+              NS_RELEASE(newContent);
+            }
+            NS_RELEASE(newNode);
+          }
+          NS_RELEASE(node);
+        }
+
+        if (NS_OK != result) {
+          return result;
+        }
+      }
+    }
+  }
+
   return NS_OK;
 }
 

mozilla/layout/html/content/src/nsGenericHTMLElement.h

@@ -51,6 +51,10 @@ public:
   nsGenericHTMLElement();
   ~nsGenericHTMLElement();
 
+  nsresult CopyInnerTo(nsIContent* aSrcContent,
+                       nsGenericHTMLElement* aDest,
+                       PRBool aDeep);
+
   // Implementation for nsIDOMElement
   nsresult    GetAttribute(const nsString& aName, nsString& aReturn) 
   {
@@ -241,7 +245,8 @@ public:
   ~nsGenericHTMLLeafElement();
 
   nsresult CopyInnerTo(nsIContent* aSrcContent,
-                       nsGenericHTMLLeafElement* aDest);
+                       nsGenericHTMLLeafElement* aDest,
+                       PRBool aDeep);
 
   // Remainder of nsIDOMHTMLElement (and nsIDOMNode)
   nsresult    GetChildNodes(nsIDOMNodeList** aChildNodes);
@@ -318,7 +323,8 @@ public:
   ~nsGenericHTMLContainerElement();
 
   nsresult CopyInnerTo(nsIContent* aSrcContent,
-                       nsGenericHTMLContainerElement* aDest);
+                       nsGenericHTMLContainerElement* aDest,
+                       PRBool aDeep);
 
   // Remainder of nsIDOMHTMLElement (and nsIDOMNode)
   nsresult    GetChildNodes(nsIDOMNodeList** aChildNodes);