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//i20156 - new file for xmlsecurity module

/** -- idl definition -- **/

#ifndef __com_sun_star_xml_crypto_sax_xelementstackkeeper_idl_
#define __com_sun_star_xml_crypto_sax_xelementstackkeeper_idl_

#include <com/sun/star/uno/XInterface.idl>
#include <com/sun/star/uno/Exception.idl>
#include <com/sun/star/xml/sax/XDocumentHandler.idl>

module com { module sun { module star { module xml { module crypto { module sax {

/**
 * A struct to keep a startElement/endElement SAX event.
 */
struct ElementStackItem
{
	/**
	 * whether it is a startElement event
	 */
	boolean isStartElementEvent;
	
	/**
	 * the name of the element
	 */
	string elementName;
	
	/**
	 * attribute list for a startElement event
	 */
	com::sun::star::xml::sax::XAttributeList xAttributes;
}; 

/**
 * Manipulate the "key SAX events" in a SAX event stream.
 *
 * @see   XSecController
 */
interface XElementStackKeeper : com::sun::star::uno::XInterface
{
	/**
	 * Starts to buffer key SAX events.
	 */
	void start();
	
	/**
	 * Stops buffering key SAX events.
	 */
	void stop();
	
	/**
	 * Transfers the bufferred key SAX events to a document handler.
	 * <p>
	 * All transferred events are removed from the buffer.
	 *
	 * @param handler                the document to receive key SAX events
	 * @param includingTheLastEvent  whether to transfer the last key SAX event
	 */
	void retrieve( [in] com::sun::star::xml::sax::XDocumentHandler handler, [in] boolean includingTheLastEvent);
};

} ; } ; } ; } ; } ; } ;


#endif