parser/htmlparser/nsHTMLTokenizer.cpp

   1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set sw=2 ts=2 et tw=78: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7
   8 /**
   9  * @file nsHTMLTokenizer.cpp
  10  * This is an implementation of the nsITokenizer interface.
  11  * This file contains the implementation of a tokenizer to tokenize an HTML
  12  * document. It attempts to do so, making tradeoffs between compatibility with
  13  * older parsers and the SGML specification. Note that most of the real
  14  * "tokenization" takes place in nsHTMLTokens.cpp.
  15  */
  16
  17 #include "nsHTMLTokenizer.h"
  18 #include "nsIParser.h"
  19 #include "nsParserConstants.h"
  20
  21 /************************************************************************
  22   And now for the main class -- nsHTMLTokenizer...
  23  ************************************************************************/
  24
  25 /**
  26  * Satisfy the nsISupports interface.
  27  */
  28 NS_IMPL_ISUPPORTS(nsHTMLTokenizer, nsITokenizer)
  29
  30 /**
  31  * Default constructor
  32  */
  33 nsHTMLTokenizer::nsHTMLTokenizer()
  34 {
  35   // TODO Assert about:blank-ness.
  36 }
  37
  38 nsresult
  39 nsHTMLTokenizer::WillTokenize(bool aIsFinalChunk)
  40 {
  41   return NS_OK;
  42 }
  43
  44 /**
  45  * This method is repeatedly called by the tokenizer.
  46  * Each time, we determine the kind of token we're about to
  47  * read, and then we call the appropriate method to handle
  48  * that token type.
  49  *
  50  * @param  aScanner The source of our input.
  51  * @param  aFlushTokens An OUT parameter to tell the caller whether it should
  52  *                      process our queued tokens up to now (e.g., when we
  53  *                      reach a <script>).
  54  * @return Success or error
  55  */
  56 nsresult
  57 nsHTMLTokenizer::ConsumeToken(nsScanner& aScanner, bool& aFlushTokens)
  58 {
  59   return kEOF;
  60 }