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module com { module sun { module star { module ui {

/** supports to notify other implementations about changes of a user
    interface configuration manager.

    <p>
    The XUIConfiguration interface is provided for user
    interface configuration managers which need to broadcast changes
    within the container; that means the actions of adding, replacing
    and removing elements are broadcast to listeners.
    </p>

    <p>This can be useful for UI to enable/disable some functions without
    actually accessing the data.</p>

    @since OOo 2.0
*/

published interface XUIConfiguration : ::com::sun::star::uno::XInterface
{
    /** adds the specified listener to receive events when elements are
        changed, inserted or removed.

        <p>
        It is suggested to allow multiple registration of the same
        listener, thus for each time a listener is added, it has to be
        removed.

        @see XUIConfigurationListener
        </p>
    */
    void addConfigurationListener( [in] ::com::sun::star::ui::XUIConfigurationListener Listener );

    /** removes the specified listener so it does not receive any events
        from this user interface configuration manager.

        <p>It is suggested to allow multiple registration of the same
        listener, thus for each time a listener is added, it has to be
        removed.

        @see XUIConfigurationListener
        </p>
     */
    void removeConfigurationListener( [in] ::com::sun::star::ui::XUIConfigurationListener Listener );
};


}; }; }; };

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