/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the LibreOffice project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
 *   with this work for additional information regarding copyright
 *   ownership. The ASF licenses this file to you under the Apache
 *   License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 .
 */


module com { module sun { module star { module document {

interface XDocumentEventListener;


/** allows to be notified of events happening in an OfficeDocument, and to cause notification
    of such events.

    <p>This interface is the successor of the XEventBroadcaster interface, which should not be used
    anymore.</p>

    @see DocumentEvent
    @since OOo 3.1
*/
interface XDocumentEventBroadcaster
{
    /** registers a listener which is notified about document events

        @param Listener
            the listener to register. The behavior of the method is undefined this listener
            is `NULL`.
    */
    void    addDocumentEventListener( [in] XDocumentEventListener Listener );

    /** revokes a listener which has previously been registered to be notified about document events.

        @param Listener
            the listener to revoke. The behavior of the method is undefined this listener
            is `NULL`.
    */
    void    removeDocumentEventListener( [in] XDocumentEventListener Listener );

    /** causes the broadcaster to notify all registered listeners of the given event

        <p>The method will create a DocumentEvent instance with the given parameters,
        and fill in the <code>Source</code> member (denoting the broadcaster) as appropriate.</p>

        <p>Whether the actual notification happens synchronously or asynchronously is up to the
        implementor of this method. However, implementations are encouraged to specify this, for the
        list of supported event types, in their service contract.</p>

        <p>Implementations might also decide to limit the list of allowed events (means event names) at
        their own discretion. Again, in this case they're encouraged to document this in their service
        contract.</p>

        @param EventName
            the name of the event to be notified.
        @param ViewController
            the view/controller which the event applies to. May be `NULL`
        @param Supplement
            supplemental information related to the event.

        @throws ::com::sun::star::lang::IllegalArgumentException
            if EventName is empty, or if EventName is not supported by the
            document implementation.

        @throws ::com::sun::star::lang::NoSupportException
            if the broadcaster implementation does not supported broadcasting events induced externally.
            This is usually used for components which multiplex events from multiple sources, and thus would
            be unable to fill in the <code>Source</code> member of the DocumentEvent instance.
    */
    void    notifyDocumentEvent(
                [in] string EventName,
                [in] ::com::sun::star::frame::XController2 ViewController,
                [in] any Supplement
            )
            raises ( ::com::sun::star::lang::IllegalArgumentException,
                     ::com::sun::star::lang::NoSupportException );
};


}; }; }; };


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