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/**************************************************************
 *
 * 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
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 *
 *************************************************************/


#ifndef __com_sun_star_configuration_backend_XBackendChangesNotifier_idl__
#define __com_sun_star_configuration_backend_XBackendChangesNotifier_idl__

#ifndef __com_sun_star_configuration_backend_XBackendChangesListener_idl__
#include <com/sun/star/configuration/backend/XBackendChangesListener.idl>
#endif

#ifndef __com_sun_star_uno_XInterface_idl__
#include <com/sun/star/uno/XInterface.idl>
#endif

//=============================================================================

module com {  module sun {  module star {  module configuration {  module backend {

//=============================================================================

/** broadcasts changes when data from backend sources has changed.

    @see XBackendChangesListener
*/
interface XBackendChangesNotifier: com::sun::star::uno::XInterface
{
    //-------------------------------------------------------------------------
    /** adds the specified listener to receive events when changes occured.
        @param aListener
            specifies the listener object.

        @param component
             The name of the component the listener is monitoring changes for.

     */
    [oneway] void addChangesListener( [in] com::sun::star::configuration::backend::XBackendChangesListener aListener,
                                      [in] string component);

    //-------------------------------------------------------------------------
    /** removes the specified listener.
        @param aListener
            specifies the listener object.

        @param component
             The name of the component the listener is monitoring changes for.

     */
    [oneway] void removeChangesListener( [in] com::sun::star::configuration::backend::XBackendChangesListener aListener,
                                         [in] string component);

};

//=============================================================================

}; }; }; }; };

#endif