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#ifndef __com_sun_star_chart_XChartDataChangeEventListener_idl__ 
#define __com_sun_star_chart_XChartDataChangeEventListener_idl__ 
 
#ifndef __com_sun_star_lang_XEventListener_idl__ 
#include <com/sun/star/lang/XEventListener.idl> 
#endif 
 
#ifndef __com_sun_star_chart_ChartDataChangeEvent_idl__ 
#include <com/sun/star/chart/ChartDataChangeEvent.idl> 
#endif 
 
 
//============================================================================= 
 
 module com {  module sun {  module star {  module chart {  
 
//============================================================================= 
 
/** makes it possible to receive events when chart data changes.
 */
published interface XChartDataChangeEventListener: com::sun::star::lang::XEventListener
{ 
	//------------------------------------------------------------------------- 
	 
	/** is called whenever chart data changes in value or structure.

        <p>This interface must be implemented by components that wish
        to get notified of changes in chart data.  They can be
        registered at an <type>XChartData</type> component.</p>

        @param aEvent
        	the event that gives further information on what changed.

        @see ChartDataChangeEvent
        @see XChartData
	 */
	void chartDataChanged( [in] com::sun::star::chart::ChartDataChangeEvent aEvent ); 
 
}; 
 
//============================================================================= 
 
}; }; }; };  
 
#endif