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module com {  module sun {  module star {  module util {


/** allows to control notification behavior of a broadcaster.

    @since OOo 3.0
 */
interface XBroadcaster: com::sun::star::uno::XInterface
{
    /** suspends broadcasts to the registered listeners.

        <p>
        The calls to XBroadcaster::lockBroadcasts() and
        XBroadcaster::unlockBroadcasts() may be
        nested and even overlapping, but they must be in pairs. While
        there is at least one lock remaining, no broadcasts are
        sent to registered listeners.
        </p>
     */
    void lockBroadcasts();

    /** resumes the broadcasts which were suspended by
        XBroadcaster::lockBroadcasts().

        <p>
        The calls to XBroadcaster::lockBroadcasts() and
        XBroadcaster::unlockBroadcasts() may be
        nested and even overlapping, but they must be in pairs. While
        there is at least one lock remaining, no broadcasts are
        sent to registered listeners.
        </p>

        <p> Pending broadcasts will be sent immediately after the last
        call to XBroadcaster::lockBroadcasts() is matched
        by a call to XBroadcaster::unlockBroadcasts().
        An implementation can decide to broadcast all pending notification in
        order or batch them in single broadcasts.
        </p>
    */
    void unlockBroadcasts();
};


}; }; }; };

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