Mozilla/mozilla/xpfc/shell/src/nsStreamObject.cpp
dmose%mozilla.org ce50f7d151 updated license boilerplate to xPL 1.1, a=chofmann@netscape.com,r=endico@mozilla.org
git-svn-id: svn://10.0.0.236/trunk@52900 18797224-902f-48f8-a5cc-f745e15eee43
1999-11-06 02:47:15 +00:00

135 lines
3.8 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 1.1 (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.org 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.
*
* Contributor(s):
*/
#include <stdio.h>
#include "nscore.h"
#include "nsISupports.h"
#include "nsStreamObject.h"
#include "nsxpfcCIID.h"
#include "nsIContentSink.h"
#include "nsUrlParser.h"
#include "nspr.h"
#include "nsParserCIID.h"
#include "nsXPFCXMLContentSink.h"
static NS_DEFINE_IID(kISupportsIID, NS_ISUPPORTS_IID);
static NS_DEFINE_IID(kIFactoryIID, NS_IFACTORY_IID);
static NS_DEFINE_IID(kCStreamObject, NS_STREAM_OBJECT_CID);
static NS_DEFINE_IID(kIStreamListenerIID, NS_ISTREAMLISTENER_IID);
nsStreamObject::nsStreamObject()
{
NS_INIT_REFCNT();
mUrl = nsnull;
mParser = nsnull;
mDTD = nsnull;
mSink = nsnull;
mStreamListener = nsnull;
mParentCanvas = nsnull;
}
nsStreamObject::~nsStreamObject()
{
NS_IF_RELEASE(mUrl);
NS_IF_RELEASE(mParser);
NS_IF_RELEASE(mSink);
//NS_IF_RELEASE(mDTD);
NS_IF_RELEASE(mStreamListener);
}
NS_DEFINE_IID(kIStreamObjectIID, NS_ISTREAM_OBJECT_IID);
NS_IMPL_ADDREF(nsStreamObject)
NS_IMPL_RELEASE(nsStreamObject)
nsresult nsStreamObject::QueryInterface(const nsIID& aIID, void** aInstancePtr)
{
if (NULL == aInstancePtr) {
return NS_ERROR_NULL_POINTER;
}
if(aIID.Equals(kISupportsIID)) { //do IUnknown...
*aInstancePtr = (nsISupports*)(nsIStreamObject*)(this);
}
else if(aIID.Equals(kIStreamObjectIID)) { //do this class...
*aInstancePtr = (nsStreamObject*)(this);
}
else if(aIID.Equals(kIStreamListenerIID)) { //do this class...
*aInstancePtr = (nsIStreamListener*)(this);
}
else {
*aInstancePtr=0;
return NS_NOINTERFACE;
}
((nsISupports*) *aInstancePtr)->AddRef();
return NS_OK;
}
nsresult nsStreamObject::Init()
{
if (mParser != nsnull)
{
nsresult res = mParser->QueryInterface(kIStreamListenerIID, (void **)&mStreamListener);
if (NS_OK != res)
mStreamListener = nsnull;
}
return NS_OK;
}
nsresult nsStreamObject::GetBindInfo(nsIURL * aURL)
{
return NS_OK;
}
nsresult nsStreamObject::OnDataAvailable(nsIURL * aURL,
nsIInputStream *aIStream,
PRInt32 aLength)
{
return (mStreamListener->OnDataAvailable(aURL, aIStream, aLength));
}
nsresult nsStreamObject::OnStartBinding(nsIURL * aURL,
const char *aContentType)
{
return (mStreamListener->OnStartBinding(aURL,aContentType));
}
nsresult nsStreamObject::OnStopBinding(nsIURL * aURL, PRInt32 aStatus, const nsString &aMsg)
{
return (mStreamListener->OnStopBinding(aURL, aStatus, aMsg));
}
nsresult nsStreamObject::OnProgress(nsIURL* aURL, PRInt32 aProgress, PRInt32 aProgressMax)
{
return NS_OK;
}
nsresult nsStreamObject::OnStatus(nsIURL* aURL, const nsString &aMsg)
{
return NS_OK;
}