Bug 147676 [regression]Visibility set in the first col will affect the second col
Description: Visibility set in the first col will affect the second col Steps to reproduce: 1. Insert a grid(3*3), insert contents to each cell. 2.Set the first col to hide all in visibility and preview Expected result: Only the first col is hidden. Actual result: The second col is hidden, too. If you set the second col in step2, the third col will disappear.
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/layout/html/HTMLAbstractLM.java
{
	protected final static int LAYOUT_MANAGER_UNKNOW = -1;
	protected final static int LAYOUT_MANAGER_LEAF = 0;
	protected final static int LAYOUT_MANAGER_BLOCK = 1;
	protected final static int LAYOUT_MANAGER_PAGE = 2;
	protected final static int LAYOUT_MANAGER_TABLE = 3;
	protected final static int LAYOUT_MANAGER_TABLE_BAND = 4;
	protected final static int LAYOUT_MANAGER_ROW = 5;
	protected final static int LAYOUT_MANAGER_LIST = 6;
	protected final static int LAYOUT_MANAGER_LIST_BAND = 7;
	protected final static int LAYOUT_MANAGER_GROUP = 8;
	
	protected final static int STATUS_INTIALIZE = 0;
	protected final static int STATUS_START = 1;
	protected final static int STATUS_INPROGRESS = 2;
	protected final static int STATUS_END = 3;
	protected final static int STATUS_END_WITH_PAGE_BREAK = 4;
	
	protected static Logger logger = Logger.getLogger( HTMLAbstractLM.class
			.getName( ) );
	protected HTMLReportLayoutEngine engine;
	protected HTMLLayoutContext context;
	protected HTMLAbstractLM parent;
	protected IContent content;
	protected IReportItemExecutor executor;
	protected IContentEmitter emitter;
	protected int status = STATUS_INTIALIZE;
	public HTMLAbstractLM( HTMLLayoutManagerFactory factory )
	{