RetroZilla/parser/htmlparser/public/nsIExpatSink.idl
2015-10-20 23:03:22 -04:00

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla 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/MPL/
*
* 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 the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either of the GNU General Public License Version 2 or later (the "GPL"),
* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "nsISupports.idl"
/**
* This interface should be implemented by any content sink that wants
* to get output from expat and do something with it; in other words,
* by any sink that handles some sort of XML dialect.
*/
[scriptable, uuid(1DEEA160-C661-11d5-84CC-0010A4E0C706)]
interface nsIExpatSink : nsISupports
{
/**
* Called to handle the opening tag of an element.
* @param aName the fully qualified tagname of the element
* @param aAtts the array of attribute names and values. There are
* aAttsCount/2 names and aAttsCount/2 values, so the total number of
* elements in the array is aAttsCount. The names and values
* alternate. Thus, if we number attributes starting with 0,
* aAtts[2*k] is the name of the k-th attribute and aAtts[2*k+1] is
* the value of that attribute Both explicitly specified attributes
* and attributes that are defined to have default values in a DTD are
* present in aAtts.
* @param aAttsCount the number of elements in aAtts.
* @param aIndex If the element has an attribute of type ID, then
* aAtts[aIndex] is the name of that attribute. Otherwise, aIndex
* is -1
* @param aLineNumber the line number of the start tag in the data stream.
*/
void HandleStartElement(in wstring aName,
[array, size_is(aAttsCount)] in wstring aAtts,
in unsigned long aAttsCount,
in long aIndex,
in unsigned long aLineNumber);
/**
* Called to handle the closing tag of an element.
* @param aName the fully qualified tagname of the element
*/
void HandleEndElement(in wstring aName);
/**
* Called to handle a comment
* @param aCommentText the text of the comment (not including the
* "<!--" and "-->")
*/
void HandleComment(in wstring aCommentText);
/**
* Called to handle a CDATA section
* @param aData the text in the CDATA section. This is null-terminated.
* @param aLength the length of the aData string
*/
void HandleCDataSection([size_is(aLength)] in wstring aData,
in unsigned long aLength);
/**
* Called to handle the doctype declaration
*/
void HandleDoctypeDecl(in AString aSubset,
in AString aName,
in AString aSystemId,
in AString aPublicId,
in nsISupports aCatalogData);
/**
* Called to handle character data. Note that this does NOT get
* called for the contents of CDATA sections.
* @param aData the data to handle. aData is NOT NULL-TERMINATED.
* @param aLength the length of the aData string
*/
void HandleCharacterData([size_is(aLength)] in wstring aData,
in unsigned long aLength);
/**
* Called to handle a processing instruction
* @param aTarget the PI target (e.g. xml-stylesheet)
* @param aData all the rest of the data in the PI
*/
void HandleProcessingInstruction(in wstring aTarget,
in wstring aData);
/**
* Handle the XML Declaration.
*
* @param aVersion The version string, can be null if not specified.
* @param aEncoding The encoding string, can be null if not specified.
* @param aStandalone -1, 0, or 1 indicating respectively that there was no
* standalone parameter in the declaration, that it was
* given as no, or that it was given as yes.
*/
void HandleXMLDeclaration(in wstring aVersion,
in wstring aEncoding,
in long aStandalone);
void ReportError(in wstring aErrorText,
in wstring aSourceText);
};