btnInteractivity = createToggleButton( cmp, Messages.getString( "SeriesYSheetImpl.Label.Interactivity" ) ); btnInteractivity.addSelectionListener( this ); btnInteractivity.setEnabled( getChart( ).getInteractivity( ).isEnable( ) );
	private void createButtonGroup( Composite parent )	{		Composite cmp = new Composite( parent, SWT.NONE );		{			cmp.setLayout( new GridLayout( 2, false ) );			GridData gridData = new GridData( GridData.FILL_HORIZONTAL );			gridData.horizontalSpan = 2;			gridData.grabExcessVerticalSpace = true;			gridData.verticalAlignment = SWT.END;			cmp.setLayoutData( gridData );		}		btnLegendText = createToggleButton( cmp,				Messages.getString( "ChartLegendSheetImpl.Label.TextFormat" ) ); //$NON-NLS-1$		btnLegendText.addSelectionListener( this );		btnAreaProp = createToggleButton( cmp,				Messages.getString( "ChartLegendSheetImpl.Label.Layout" ) ); //$NON-NLS-1$		btnAreaProp.addSelectionListener( this );	}