Bug 161579 Add NonCategory X axis support
chart/org.eclipse.birt.chart.ui.extension/src/org/eclipse/birt/chart/ui/swt/wizard/format/popup/axis/AxisGridLinesSheet.java
gacMajor.addListener( this );
		
		grpMinor = new Group( cmpContent, SWT.NONE );
		{
			grpMinor.setLayout( new FillLayout( ) );
			GridData gdGRPMinor = new GridData( GridData.FILL_HORIZONTAL );
			grpMinor.setLayoutData( gdGRPMinor );
			grpMinor.setText( Messages.getString( "BaseAxisAttributeSheetImpl.Lbl.MinorGrid" ) ); 
		}
		gacMinor = new GridAttributesComposite( grpMinor,
				SWT.NONE,
				getContext( ),
				axis.getMinorGrid( ),
				axis.getOrientation( ).getValue( ) );
		gacMinor.addListener( this );
		setStateOfMinorGrid( );
		return cmpContent;
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.swt.widgets.Listener#handleEvent(org.eclipse.swt.widgets.Event)
	 */
	public void handleEvent( Event event )
	{