The Tor Browser: parser/xml/src/nsSAXXMLReader.h@8bccb770b82d

     1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

     2 /* This Source Code Form is subject to the terms of the Mozilla Public

     3  * License, v. 2.0. If a copy of the MPL was not distributed with this

     4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     6 #ifndef nsSAXXMLReader_h__

     7 #define nsSAXXMLReader_h__

     9 #include "nsCOMPtr.h"

    10 #include "nsIContentSink.h"

    11 #include "nsIExtendedExpatSink.h"

    12 #include "nsIParser.h"

    13 #include "nsIURI.h"

    14 #include "nsISAXXMLReader.h"

    15 #include "nsISAXContentHandler.h"

    16 #include "nsISAXDTDHandler.h"

    17 #include "nsISAXErrorHandler.h"

    18 #include "nsISAXLexicalHandler.h"

    19 #include "nsIMozSAXXMLDeclarationHandler.h"

    20 #include "nsCycleCollectionParticipant.h"

    21 #include "mozilla/Attributes.h"

    23 #define NS_SAXXMLREADER_CONTRACTID "@mozilla.org/saxparser/xmlreader;1"

    24 #define NS_SAXXMLREADER_CID  \

    25 { 0xab1da296, 0x6125, 0x40ba, \

    26 { 0x96, 0xd0, 0x47, 0xa8, 0x28, 0x2a, 0xe3, 0xdb} }

    28 class nsSAXXMLReader MOZ_FINAL : public nsISAXXMLReader,

    29                                  public nsIExtendedExpatSink,

    30                                  public nsIContentSink

    31 {

    32 public:

    33   NS_DECL_CYCLE_COLLECTING_ISUPPORTS

    34   NS_DECL_CYCLE_COLLECTION_CLASS_AMBIGUOUS(nsSAXXMLReader, nsISAXXMLReader)

    35   NS_DECL_NSIEXPATSINK

    36   NS_DECL_NSIEXTENDEDEXPATSINK

    37   NS_DECL_NSISAXXMLREADER

    38   NS_DECL_NSIREQUESTOBSERVER

    39   NS_DECL_NSISTREAMLISTENER

    41   nsSAXXMLReader();

    43   //nsIContentSink

    44   NS_IMETHOD WillParse()

    45   {

    46     return NS_OK;

    47   }

    49   NS_IMETHOD WillBuildModel(nsDTDMode aDTDMode);

    50   NS_IMETHOD DidBuildModel(bool aTerminated);

    51   NS_IMETHOD SetParser(nsParserBase* aParser);

    53   NS_IMETHOD WillInterrupt()

    54   {

    55     return NS_OK;

    56   }

    58   NS_IMETHOD WillResume()

    59   {

    60     return NS_OK;

    61   }

    63   virtual void FlushPendingNotifications(mozFlushType aType)

    64   {

    65   }

    67   NS_IMETHOD SetDocumentCharset(nsACString& aCharset)

    68   {

    69     return NS_OK;

    70   }

    72   virtual nsISupports *GetTarget()

    73   {

    74     return nullptr;

    75   }

    77 private:

    78   nsCOMPtr<nsISAXContentHandler> mContentHandler;

    79   nsCOMPtr<nsISAXDTDHandler> mDTDHandler;

    80   nsCOMPtr<nsISAXErrorHandler> mErrorHandler;

    81   nsCOMPtr<nsISAXLexicalHandler> mLexicalHandler;

    82   nsCOMPtr<nsIMozSAXXMLDeclarationHandler> mDeclarationHandler;

    83   nsCOMPtr<nsIURI> mBaseURI;

    84   nsCOMPtr<nsIStreamListener> mListener;

    85   nsCOMPtr<nsIRequestObserver> mParserObserver;

    86   bool mIsAsyncParse;

    87   static bool TryChannelCharset(nsIChannel *aChannel,

    88                                   int32_t& aCharsetSource,

    89                                   nsACString& aCharset);

    90   nsresult EnsureBaseURI();

    91   nsresult InitParser(nsIRequestObserver *aListener, nsIChannel *aChannel);

    92   nsresult SplitExpatName(const char16_t *aExpatName,

    93                           nsString &aURI,

    94                           nsString &aLocalName,

    95                           nsString &aQName);

    96   nsString mPublicId;

    97   nsString mSystemId;

    99   // Feature flags

   100   bool mEnableNamespacePrefixes;

   101 };

   103 #endif // nsSAXXMLReader_h__

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