parser/htmlparser/CNavDTD.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 #include "nsISupports.h"
   8 #include "nsISupportsImpl.h"
   9 #include "nsIParser.h"
  10 #include "CNavDTD.h"
  11 #include "nsIHTMLContentSink.h"
  12
  13 NS_IMPL_ISUPPORTS(CNavDTD, nsIDTD);
  14
  15 CNavDTD::CNavDTD() {}
  16
  17 CNavDTD::~CNavDTD() {}
  18
  19 NS_IMETHODIMP
  20 CNavDTD::WillBuildModel(const CParserContext& aParserContext,
  21                         nsITokenizer* aTokenizer, nsIContentSink* aSink) {
  22   return NS_OK;
  23 }
  24
  25 NS_IMETHODIMP
  26 CNavDTD::BuildModel(nsITokenizer* aTokenizer, nsIContentSink* aSink) {
  27   // NB: It is important to throw STOPPARSING if the sink is the wrong type in
  28   // order to make sure nsParser cleans up properly after itself.
  29   nsCOMPtr<nsIHTMLContentSink> sink = do_QueryInterface(aSink);
  30   if (!sink) {
  31     return NS_ERROR_HTMLPARSER_STOPPARSING;
  32   }
  33
  34   nsresult rv = sink->OpenContainer(nsIHTMLContentSink::eHTML);
  35   NS_ENSURE_SUCCESS(rv, rv);
  36   rv = sink->OpenContainer(nsIHTMLContentSink::eBody);
  37   NS_ENSURE_SUCCESS(rv, rv);
  38
  39   rv = sink->CloseContainer(nsIHTMLContentSink::eBody);
  40   MOZ_ASSERT(NS_SUCCEEDED(rv));
  41   rv = sink->CloseContainer(nsIHTMLContentSink::eHTML);
  42   MOZ_ASSERT(NS_SUCCEEDED(rv));
  43
  44   return NS_OK;
  45 }
  46
  47 NS_IMETHODIMP
  48 CNavDTD::DidBuildModel(nsresult anErrorCode) { return NS_OK; }
  49
  50 NS_IMETHODIMP_(void)
  51 CNavDTD::Terminate() {}
  52
  53 NS_IMETHODIMP_(int32_t)
  54 CNavDTD::GetType() { return NS_IPARSER_FLAG_HTML; }
  55
  56 NS_IMETHODIMP_(nsDTDMode)
  57 CNavDTD::GetMode() const { return eDTDMode_quirks; }
  58
  59 NS_IMETHODIMP_(bool)
  60 CNavDTD::CanContain(int32_t aParent, int32_t aChild) const {
  61   MOZ_CRASH("nobody calls this");
  62   return false;
  63 }
  64
  65 NS_IMETHODIMP_(bool)
  66 CNavDTD::IsContainer(int32_t aTag) const {
  67   MOZ_CRASH("nobody calls this");
  68   return false;
  69 }