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 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
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module com { module sun { module star { module awt {

 published interface XEventHandler;


/** This interface should be implemented by toolkits that want to give access
    to their internal message handling loop.
*/
published interface XDisplayConnection: com::sun::star::uno::XInterface
{

    /** registers an event handler.

        @param window
        the platform specific window id. If empty, the handler should be
        registered for all windows.

        @param eventHandler
        the handler to register.

        @param eventMask
        the event mask specifies the events the handler is interested in.
    */
    void addEventHandler( [in] any window, [in] XEventHandler eventHandler, [in] long eventMask );


    /** removes an eventHandler from the handler list.

        @param window
        the platform specific window id the handler should be unregistered for.
        If empty, the handler should be unregistered completely.

        @param eventHandler
        the handler to remove.
    */
    void removeEventHandler( [in] any window, [in] XEventHandler eventHandler );


    /** register an error handler for toolkit specific errors.

        @param errorHandler
        the handler to register.
    */
    void addErrorHandler( [in] XEventHandler errorHandler );


    /** remover an error handler from the handler list.

        @param errorHandler
        the handler to remove.
    */
    void removeErrorHandler( [in] XEventHandler errorHandler );


    /** returns an identifier.

        @returns a unique platform dependent identifier for a display connection.
    */
    any getIdentifier();

};


}; }; }; };

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