184 lines
4.8 KiB
C++
184 lines
4.8 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: NPL 1.1/GPL 2.0/LGPL 2.1
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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 1.1 (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 License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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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
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the NPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the NPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include "nsIDOMComment.h"
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#include "nsGenericDOMDataNode.h"
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#include "nsLayoutAtoms.h"
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#include "nsCOMPtr.h"
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#include "nsContentUtils.h"
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class nsCommentNode : public nsGenericDOMDataNode,
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public nsIDOMComment
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{
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public:
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nsCommentNode();
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virtual ~nsCommentNode();
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// nsISupports
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NS_DECL_ISUPPORTS_INHERITED
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// nsIDOMNode
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NS_IMPL_NSIDOMNODE_USING_GENERIC_DOM_DATA
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// nsIDOMCharacterData
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NS_FORWARD_NSIDOMCHARACTERDATA(nsGenericDOMDataNode::)
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// nsIDOMComment
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// Empty interface
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// nsIContent
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NS_IMETHOD GetTag(nsIAtom*& aResult) const;
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#ifdef DEBUG
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NS_IMETHOD List(FILE* out, PRInt32 aIndent) const;
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NS_IMETHOD DumpContent(FILE* out = stdout, PRInt32 aIndent = 0,
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PRBool aDumpAll = PR_TRUE) const
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{
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return NS_OK;
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}
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#endif
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// nsITextContent
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NS_IMETHOD CloneContent(PRBool aCloneText, nsITextContent** aClone);
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};
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nsresult
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NS_NewCommentNode(nsIContent** aInstancePtrResult)
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{
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*aInstancePtrResult = new nsCommentNode();
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NS_ENSURE_TRUE(*aInstancePtrResult, NS_ERROR_OUT_OF_MEMORY);
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NS_ADDREF(*aInstancePtrResult);
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return NS_OK;
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}
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nsCommentNode::nsCommentNode()
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{
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}
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nsCommentNode::~nsCommentNode()
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{
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}
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// QueryInterface implementation for nsCommentNode
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NS_INTERFACE_MAP_BEGIN(nsCommentNode)
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NS_INTERFACE_MAP_ENTRY(nsITextContent)
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NS_INTERFACE_MAP_ENTRY(nsIDOMNode)
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NS_INTERFACE_MAP_ENTRY(nsIDOMCharacterData)
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NS_INTERFACE_MAP_ENTRY(nsIDOMComment)
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NS_INTERFACE_MAP_ENTRY_CONTENT_CLASSINFO(Comment)
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NS_INTERFACE_MAP_END_INHERITING(nsGenericDOMDataNode)
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NS_IMPL_ADDREF_INHERITED(nsCommentNode, nsGenericDOMDataNode)
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NS_IMPL_RELEASE_INHERITED(nsCommentNode, nsGenericDOMDataNode)
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NS_IMETHODIMP
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nsCommentNode::GetTag(nsIAtom*& aResult) const
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{
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aResult = nsLayoutAtoms::commentTagName;
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NS_ADDREF(aResult);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsCommentNode::GetNodeName(nsAString& aNodeName)
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{
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aNodeName.Assign(NS_LITERAL_STRING("#comment"));
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return NS_OK;
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}
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NS_IMETHODIMP
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nsCommentNode::GetNodeType(PRUint16* aNodeType)
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{
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*aNodeType = (PRUint16)nsIDOMNode::COMMENT_NODE;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsCommentNode::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
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{
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nsCOMPtr<nsITextContent> textContent;
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nsresult rv = CloneContent(PR_TRUE, getter_AddRefs(textContent));
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NS_ENSURE_SUCCESS(rv, rv);
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return CallQueryInterface(textContent, aReturn);
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}
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NS_IMETHODIMP
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nsCommentNode::CloneContent(PRBool aCloneText, nsITextContent** aReturn)
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{
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nsCommentNode* it = new nsCommentNode();
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NS_ENSURE_TRUE(it, NS_ERROR_OUT_OF_MEMORY);
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nsCOMPtr<nsIContent> kungFuDeathGrip(it);
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if (aCloneText) {
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it->mText = mText;
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}
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*aReturn = it;
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NS_ADDREF(*aReturn);
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return NS_OK;
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}
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#ifdef DEBUG
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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(mDocument, "bad content");
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PRInt32 indx;
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for (indx = aIndent; --indx >= 0; ) fputs(" ", out);
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fprintf(out, "Comment@%p refcount=%d<!--", this, mRefCnt);
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nsAutoString tmp;
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ToCString(tmp, 0, mText.GetLength());
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fputs(NS_LossyConvertUCS2toASCII(tmp).get(), out);
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fputs("-->\n", out);
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return NS_OK;
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}
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#endif
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