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#ifndef __com_sun_star_awt_XDisplayConnection_idl__
#define __com_sun_star_awt_XDisplayConnection_idl__

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

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

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.
    */
    [oneway] void addEventHandler( [in] any window, [in] XEventHandler eventHandler, [in] long eventMask );

    //-------------------------------------------------------------------------

    /** removes a 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.
    */
    [oneway] void removeEventHandler( [in] any window, [in] XEventHandler eventHandler );
    
    //-------------------------------------------------------------------------

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

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

    //-------------------------------------------------------------------------

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

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

    //-------------------------------------------------------------------------

    /** returns a identifier.

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

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

}; }; }; };

#endif
