Files
Mozilla/mozilla/content/base/src/nsDocumentFragment.cpp
vidur%netscape.com ebef0f10a9 New class nsDocumentFragment
git-svn-id: svn://10.0.0.236/trunk@15295 18797224-902f-48f8-a5cc-f745e15eee43
1998-11-25 08:14:47 +00:00

181 lines
4.5 KiB
C++

/* -*- 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 "NPL"); you may not use this file except in
* compliance with the NPL. You may obtain a copy of the NPL at
* http://www.mozilla.org/NPL/
*
* Software distributed under the NPL is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
* for the specific language governing rights and limitations under the
* NPL.
*
* The Initial Developer of this code under the NPL is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
* Reserved.
*/
#include "nsDocumentFragment.h"
#include "nsIDocument.h"
#include "nsIDOMDocument.h"
#include "nsIDOMScriptObjectFactory.h"
static NS_DEFINE_IID(kIDOMDocumentFragmentIID, NS_IDOMDOCUMENTFRAGMENT_IID);
static NS_DEFINE_IID(kIDOMDocumentIID, NS_IDOMDOCUMENT_IID);
nsresult
NS_NewDocumentFragment(nsIDOMDocumentFragment** aInstancePtrResult,
nsIDocument* aOwnerDocument)
{
NS_PRECONDITION(nsnull != aInstancePtrResult, "null ptr");
if (nsnull == aInstancePtrResult) {
return NS_ERROR_NULL_POINTER;
}
nsDocumentFragment* it = new nsDocumentFragment(aOwnerDocument);
if (nsnull == it) {
return NS_ERROR_OUT_OF_MEMORY;
}
return it->QueryInterface(kIDOMDocumentFragmentIID,
(void**) aInstancePtrResult);
}
nsDocumentFragment::nsDocumentFragment(nsIDocument* aOwnerDocument)
{
NS_INIT_REFCNT();
mInner.Init(this, nsnull);
mScriptObject = nsnull;
mOwnerDocument = aOwnerDocument;
NS_IF_ADDREF(mOwnerDocument);
}
nsDocumentFragment::~nsDocumentFragment()
{
NS_IF_RELEASE(mOwnerDocument);
}
NS_IMPL_ADDREF(nsDocumentFragment)
NS_IMPL_RELEASE(nsDocumentFragment)
nsresult
nsDocumentFragment::QueryInterface(REFNSIID aIID, void** aInstancePtr)
{
if (aIID.Equals(kISupportsIID)) {
nsIDOMDocumentFragment* tmp = this;
nsISupports* tmp2 = tmp;
*aInstancePtr = (void*) tmp2;
NS_ADDREF_THIS();
return NS_OK;
}
if (aIID.Equals(kIDOMDocumentFragmentIID)) {
nsIDOMDocumentFragment* tmp = this;
*aInstancePtr = (void*) tmp;
NS_ADDREF_THIS();
return NS_OK;
}
if (aIID.Equals(kIDOMNodeIID)) {
nsIDOMDocumentFragment* tmp = this;
*aInstancePtr = (void*) tmp;
NS_ADDREF_THIS();
return NS_OK;
}
if (aIID.Equals(kIScriptObjectOwnerIID)) {
nsIScriptObjectOwner* tmp = this;
*aInstancePtr = (void*) tmp;
NS_ADDREF_THIS();
return NS_OK;
}
if (aIID.Equals(kIContentIID)) {
nsIContent* tmp = this;
*aInstancePtr = (void*) tmp;
NS_ADDREF_THIS();
return NS_OK;
}
return NS_NOINTERFACE;
}
NS_IMETHODIMP
nsDocumentFragment::GetNodeName(nsString& aNodeName)
{
aNodeName.SetString("#document-fragment");
return NS_OK;
}
NS_IMETHODIMP
nsDocumentFragment::GetNodeValue(nsString& aNodeValue)
{
aNodeValue.Truncate();
return NS_OK;
}
NS_IMETHODIMP
nsDocumentFragment::SetNodeValue(const nsString& aNodeValue)
{
return NS_OK;
}
NS_IMETHODIMP
nsDocumentFragment::GetNodeType(PRUint16* aNodeType)
{
*aNodeType = (PRUint16)nsIDOMNode::DOCUMENT_FRAGMENT_NODE;
return NS_OK;
}
NS_IMETHODIMP
nsDocumentFragment::GetOwnerDocument(nsIDOMDocument** aOwnerDocument)
{
if (nsnull != mOwnerDocument) {
return mOwnerDocument->QueryInterface(kIDOMDocumentIID, (void **)aOwnerDocument);
}
else {
*aOwnerDocument = nsnull;
return NS_OK;
}
}
NS_IMETHODIMP
nsDocumentFragment::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
{
nsDocumentFragment* it;
it = new nsDocumentFragment(mOwnerDocument);
if (nsnull == it) {
return NS_ERROR_OUT_OF_MEMORY;
}
//XXX mInner.CopyInnerTo(this, &it->mInner);
return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
}
NS_IMETHODIMP
nsDocumentFragment::GetScriptObject(nsIScriptContext* aContext,
void** aScriptObject)
{
nsresult res = NS_OK;
if (nsnull == mScriptObject) {
nsIDOMScriptObjectFactory *factory;
res = mInner.GetScriptObjectFactory(&factory);
if (NS_OK != res) {
return res;
}
res = factory->NewScriptDocumentFragment(aContext,
(nsISupports*)(nsIDOMDocumentFragment*)this,
mOwnerDocument,
(void**)&mScriptObject);
NS_RELEASE(factory);
}
*aScriptObject = mScriptObject;
return res;
}
NS_IMETHODIMP
nsDocumentFragment::SetScriptObject(void* aScriptObject)
{
mScriptObject = aScriptObject;
return NS_OK;
}