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#ifndef __com_sun_star_form_XChangeBroadcaster_idl__ 
#define __com_sun_star_form_XChangeBroadcaster_idl__ 
 
#ifndef __com_sun_star_uno_XInterface_idl__ 
#include <com/sun/star/uno/XInterface.idl> 
#endif 
 
#ifndef __com_sun_star_form_XChangeListener_idl__ 
#include <com/sun/star/form/XChangeListener.idl> 
#endif 
 
 
//============================================================================= 
 
 module com {  module sun {  module star {  module form {  
 
//============================================================================= 
 
/** provides functionality to notify listeners of data changes.

	<p>The concrete semantics of a change (i.e. the conditions for when a change event
	is fired) must be specified in the service description of the providing service.</p>
	
	@see XChangeListener
 */
published interface XChangeBroadcaster: com::sun::star::uno::XInterface
{ 
	//------------------------------------------------------------------------- 
	 
	/** adds the specified listener to receive the "changed" event.

		@param aListener
			the listener to add.

		@see com::sun::star::form::XChangeListener
	 */
	[oneway] void addChangeListener( [in] com::sun::star::form::XChangeListener aListener ); 
 
	//------------------------------------------------------------------------- 
	 
	/** removes the specified listener.

		@param aListener
			the listener to remove.

		@see com::sun::star::form::XChangeListener
	 */
	[oneway] void removeChangeListener( [in] com::sun::star::form::XChangeListener aListener ); 
 
}; 
 
//============================================================================= 
 
}; }; }; };  
 
/*============================================================================= 
 
=============================================================================*/ 
#endif