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Layer on top of nsGenericDOMData for full implementation
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kipp%netscape.com
parent
620e6b4220
commit
ecd28a1c73
@ -1,126 +1,184 @@
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* Version 1.0 (the "License"); you may not use this file except in
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* compliance with the License. You may obtain a copy of the License at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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* Software distributed under the License is distributed on an "AS IS"
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* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
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* the License for the specific language governing rights and limitations
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* under the License.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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* The Original Code is Mozilla Communicator client code.
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*
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* The Initial Developer of the Original Code is Netscape Communications
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* Corporation. Portions created by Netscape are Copyright (C) 1998
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* Netscape Communications Corporation. All Rights Reserved.
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*/
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#include "nsHTMLParts.h"
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#include "nsHTMLContainer.h"
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#include "nsIDOMComment.h"
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#include "nsGenericDomDataNode.h"
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#include "nsIScriptObjectOwner.h"
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#include "nsIDOMEventReceiver.h"
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#include "nsIHTMLContent.h"
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#include "nsFrame.h"
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#include "nsHTMLIIDs.h"
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#include "nsGenericHTMLElement.h"
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// XXX rework this
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#define nsCommentNodeSuper nsHTMLTagContent
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class nsCommentNode : public nsCommentNodeSuper {
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class nsCommentNode : public nsIDOMComment,
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public nsIScriptObjectOwner,
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public nsIDOMEventReceiver,
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public nsIHTMLContent
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{
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public:
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nsCommentNode(nsIAtom* aTag, const nsString& aComment);
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nsCommentNode();
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~nsCommentNode();
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// nsISupports
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NS_DECL_ISUPPORTS
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NS_IMETHOD CreateFrame(nsIPresContext* aPresContext,
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nsIFrame* aParentFrame,
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nsIStyleContext* aStyleContext,
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nsIFrame*& aResult);
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// nsIDOMNode
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NS_IMPL_IDOMNODE_USING_GENERIC_DOM_DATA(mInner)
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NS_IMETHOD GetAttributeMappingFunction(nsMapAttributesFunc& aMapFunc) const;
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// nsIDOMData
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NS_IMPL_IDOMDATA_USING_GENERIC_DOM_DATA(mInner)
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NS_IMETHOD List(FILE* out, PRInt32 aIndent) const;
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// nsIDOMComment
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// nsIScriptObjectOwner
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NS_IMPL_ISCRIPTOBJECTOWNER_USING_GENERIC_DOM_DATA(mInner)
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// nsIDOMEventReceiver
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NS_IMPL_IDOMEVENTRECEIVER_USING_GENERIC_DOM_DATA(mInner)
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// nsIContent
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NS_IMPL_ICONTENT_USING_GENERIC_DOM_DATA(mInner)
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// nsIHTMLContent
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NS_IMPL_IHTMLCONTENT_USING_GENERIC_DOM_DATA(mInner)
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protected:
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virtual ~nsCommentNode();
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nsString mComment;
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nsGenericDomDataNode mInner;
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};
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nsCommentNode::nsCommentNode(nsIAtom* aTag, const nsString& aComment)
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: nsCommentNodeSuper(aTag),
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mComment(aComment)
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nsresult
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NS_NewCommentNode(nsIHTMLContent** aInstancePtrResult)
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{
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NS_PRECONDITION(nsnull != aInstancePtrResult, "null ptr");
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if (nsnull == aInstancePtrResult) {
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return NS_ERROR_NULL_POINTER;
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}
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nsIHTMLContent* it = new nsCommentNode();
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if (nsnull == it) {
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return NS_ERROR_OUT_OF_MEMORY;
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}
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return it->QueryInterface(kIHTMLContentIID, (void **) aInstancePtrResult);
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}
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nsCommentNode::nsCommentNode()
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{
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NS_INIT_REFCNT();
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mInner.Init(this);
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}
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nsCommentNode::~nsCommentNode()
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{
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}
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NS_IMETHODIMP
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nsCommentNode::CreateFrame(nsIPresContext* aPresContext,
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nsIFrame* aParentFrame,
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nsIStyleContext* aStyleContext,
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nsIFrame*& aResult)
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NS_IMPL_ADDREF(nsCommentNode)
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NS_IMPL_RELEASE(nsCommentNode)
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nsresult
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nsCommentNode::QueryInterface(REFNSIID aIID, void** aInstancePtr)
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{
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nsIFrame* frame;
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nsFrame::NewFrame(&frame, this, aParentFrame);
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if (nsnull == frame) {
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NS_IMPL_DOM_DATA_QUERY_INTERFACE(aIID, aInstancePtr, this)
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return NS_NOINTERFACE;
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}
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NS_IMETHODIMP
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nsCommentNode::GetNodeType(PRInt32* aNodeType)
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{
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*aNodeType = (PRInt32)nsIDOMNode::TEXT;
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return NS_OK;
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}
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nsresult
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nsCommentNode::Equals(nsIDOMNode* aNode, PRBool aDeep, PRBool* aReturn)
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{
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// XXX not yet implemented
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*aReturn = PR_FALSE;
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return NS_OK;
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}
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nsresult
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nsCommentNode::CloneNode(nsIDOMNode** aReturn)
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{
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nsCommentNode* it = new nsCommentNode();
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if (nsnull == it) {
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return NS_ERROR_OUT_OF_MEMORY;
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}
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frame->SetStyleContext(aPresContext, aStyleContext);
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aResult = frame;
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return NS_OK;
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//XXX mInner.CopyInnerTo(this, &it->mInner);
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return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
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}
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NS_IMETHODIMP
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nsCommentNode::List(FILE* out, PRInt32 aIndent) const
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{
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NS_PRECONDITION(nsnull != mDocument, "bad content");
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NS_PRECONDITION(nsnull != mInner.mDocument, "bad content");
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PRInt32 index;
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for (index = aIndent; --index >= 0; ) fputs(" ", out);
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nsIAtom* tag;
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GetTag(tag);
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if (tag != nsnull) {
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nsAutoString buf;
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tag->ToString(buf);
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fputs(buf, out);
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NS_RELEASE(tag);
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}
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fprintf(out, " refcount=%d<", mRefCnt);
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ListAttributes(out);
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nsAutoString tmp;
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mInner.ToCString(tmp, 0, mInner.mTextLength);
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fputs(tmp, out);
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fprintf(out, " RefCount=%d<", mRefCnt);
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fputs(mComment, out);
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fputs(">\n", out);
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return NS_OK;
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}
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static void
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MapAttributesInto(nsIHTMLAttributes* aAttributes,
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nsIStyleContext* aContext,
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nsIPresContext* aPresContext)
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nsresult
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nsCommentNode::ToHTML(FILE* out) const
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{
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nsGenericHTMLElement::MapCommonAttributesInto(aAttributes, aContext, aPresContext);
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}
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NS_IMETHODIMP
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nsCommentNode::GetAttributeMappingFunction(nsMapAttributesFunc& aMapFunc) const
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{
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aMapFunc = &MapAttributesInto;
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nsAutoString tmp;
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tmp.Append("<!--");
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tmp.Append(mInner.mText, mInner.mTextLength);
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tmp.Append(">");
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fputs(tmp, out);
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return NS_OK;
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}
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nsresult
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nsCommentNode::ToHTMLString(nsString& aBuf) const
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{
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aBuf.Truncate(0);
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aBuf.Append("<!--");
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aBuf.Append(mInner.mText, mInner.mTextLength);
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aBuf.Append(">");
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return NS_OK;
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}
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NS_IMETHODIMP
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nsCommentNode::HandleDOMEvent(nsIPresContext& aPresContext,
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nsEvent* aEvent,
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nsIDOMEvent** aDOMEvent,
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PRUint32 aFlags,
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nsEventStatus& aEventStatus)
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{
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return mInner.HandleDOMEvent(aPresContext, aEvent, aDOMEvent,
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aFlags, aEventStatus);
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}
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nsresult
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NS_NewCommentNode(nsIHTMLContent** aInstancePtrResult,
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nsIAtom* aTag, const nsString& aComment)
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NS_NewCommentFrame(nsIContent* aContent,
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nsIFrame* aParentFrame,
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nsIFrame*& aResult)
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{
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NS_PRECONDITION(nsnull != aInstancePtrResult, "null ptr");
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if (nsnull == aInstancePtrResult) {
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return NS_ERROR_NULL_POINTER;
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}
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nsIHTMLContent* it = new nsCommentNode(aTag, aComment);
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if (nsnull == it) {
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nsIFrame* frame;
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nsFrame::NewFrame(&frame, aContent, aParentFrame);
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if (nsnull == frame) {
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return NS_ERROR_OUT_OF_MEMORY;
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}
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return it->QueryInterface(kIHTMLContentIID, (void **) aInstancePtrResult);
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aResult = frame;
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return NS_OK;
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}
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