89 lines
2.9 KiB
C++
89 lines
2.9 KiB
C++
/* -*- 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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* 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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*
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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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*/
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#ifndef NS_IPARSER___
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#define NS_IPARSER___
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#include "nshtmlpars.h"
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#include "nsISupports.h"
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#include "nsIStreamListener.h"
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#include "nsIDTD.h"
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#include "nsIInputStream.h"
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#define NS_IPARSER_IID \
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{0x355cbba0, 0xbf7d, 0x11d1, \
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{0xaa, 0xd9, 0x00, 0x80, 0x5f, 0x8a, 0x3e, 0x14}}
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class nsIContentSink;
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class nsIStreamObserver;
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class nsString;
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class CToken;
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class nsIURL;
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class nsIDTDDebug;
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class fstream;
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/**
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* This class defines the iparser interface. This XPCOM
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* inteface is all that parser clients ever need to see.
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*
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* @update gess 3/25/98
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*/
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class nsIParser : public nsISupports {
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public:
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virtual void RegisterDTD(nsIDTD* aDTD)=0;
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virtual nsIContentSink* SetContentSink(nsIContentSink* aContentSink)=0;
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virtual eAutoDetectResult AutoDetectContentType(nsString& aBuffer,nsString& aType)=0;
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/**
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* Cause the tokenizer to consume the next token, and
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* return an error result.
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*
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* @update gess 3/25/98
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* @param anError -- ref to error code
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* @return new token or null
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*/
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virtual PRInt32 ConsumeToken(CToken*& aToken)=0;
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/******************************************************************************************
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* Parse methods always begin with an input source, and perform conversions
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* until you wind up with HTML in your actual content model.
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******************************************************************************************/
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virtual PRInt32 Parse(nsIURL* aURL,nsIStreamObserver* aListener = nsnull,nsIDTDDebug * aDTDDebug = 0) = 0;
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virtual PRInt32 Parse(nsIInputStream* pIStream,nsIStreamObserver* aListener,nsIDTDDebug* aDTDDebug = 0)=0;
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virtual PRInt32 Parse(nsString& aFilename)=0;
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virtual PRInt32 Parse(fstream& aStream)=0;
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virtual PRInt32 Parse(nsString& anHTMLString,PRBool appendTokens)=0;
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/**
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* This method gets called when the tokens have been consumed, and it's time
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* to build the model via the content sink.
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* @update gess5/11/98
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* @return YES if model building went well -- NO otherwise.
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*/
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virtual PRInt32 BuildModel(void)=0;
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};
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extern NS_HTMLPARS nsresult NS_NewParser(nsIParser** aInstancePtrResult);
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#endif
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