michael@0: /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #include "nsISupports.idl"
michael@0: #include "nsISAXXMLReader.idl"
michael@0: 
michael@0: /**
michael@0:  * Interface for an XML filter.
michael@0:  *
michael@0:  * An XML filter is like an XML reader, except that it obtains its
michael@0:  * events from another XML reader rather than a primary source like an
michael@0:  * XML document or database.  Filters can modify a stream of events as
michael@0:  * they pass on to the final application.
michael@0:  */
michael@0: [scriptable, uuid(77a22cf0-6cdf-11da-be43-001422106990)]
michael@0: interface nsISAXXMLFilter : nsISAXXMLReader {
michael@0:   
michael@0:   /**
michael@0:    * The parent reader.
michael@0:    *
michael@0:    * Allows the application to query the parent reader (which may be
michael@0:    * another filter).  It is generally a bad idea to perform any
michael@0:    * operations on the parent reader directly: they should all pass
michael@0:    * through this filter.
michael@0:    */
michael@0:   attribute nsISAXXMLReader parent;
michael@0: };