ITaskPopupSheet popup = new LegendLayoutSheet( Messages.getString( "ChartLegendSheetImpl.Title.LayoutLegend" ), getContext( ) );
ITaskPopupSheet popup = new LegendTextSheet( Messages.getString( "ChartLegendSheetImpl.Title.FormatLegendText" ), getContext( ) );
	private void createButtonGroup( Composite parent )	{		Composite cmp = new Composite( parent, SWT.NONE );		{			cmp.setLayout( new GridLayout( 3, false ) );			GridData gridData = new GridData( GridData.FILL_HORIZONTAL );			gridData.horizontalSpan = 2;			gridData.grabExcessVerticalSpace = true;			gridData.verticalAlignment = SWT.END;			cmp.setLayoutData( gridData );		}		// Text		ITaskPopupSheet popup = new LegendLayoutSheet( Messages.getString( "ChartLegendSheetImpl.Title.LayoutLegend" ), getContext( ) ); //$NON-NLS-1$		btnLegendText = createToggleButton( cmp,				Messages.getString( "ChartLegendSheetImpl.Label.TextFormat" ), popup ); //$NON-NLS-1$		btnLegendText.addSelectionListener( this );		// Layout		popup = new LegendTextSheet( Messages.getString( "ChartLegendSheetImpl.Title.FormatLegendText" ), getContext( ) ); //$NON-NLS-1$		btnAreaProp = createToggleButton( cmp,				Messages.getString( "ChartLegendSheetImpl.Label.Layout" ), popup ); //$NON-NLS-1$		btnAreaProp.addSelectionListener( this );		// Interactivity		popup = new InteractivitySheet( Messages.getString( "SeriesYSheetImpl.Label.Interactivity" ), //$NON-NLS-1$				getContext( ),				getChart( ).getLegend( ).getTriggers( ),				false,				true );		btnInteractivity = createToggleButton( cmp, popup.getTitle( ), popup );		btnInteractivity.addSelectionListener( this );		btnInteractivity.setEnabled( getChart( ).getInteractivity( ).isEnable( ) );	} /*