Bug 157262 Column visibility doesn't work properly in attached report in PDF
Column visibility doesn't work properly in attached report Steps to reproduce: 1.open the attached file 2.preview it in PDF Expected result: Column visibility works well in PDF Actual result: The column visibility of the second and third column of the inner grid in the cell(1,0) doesn't works
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/layout/pdf/PDFTableLM.java
implements
			IPDFTableLayoutManager,
			IBlockStackingLayoutManager
{
	/**
	 * hold all unresolved drop cell area
	 */
	protected ArrayList dropList = new ArrayList( );
	/**
	 * Border conflict resolver
	 */
	protected BorderConflictResolver bcr = new BorderConflictResolver( );
	/**
	 * table content
	 */
	private ITableContent tableContent;
	/**
	 * identify if repeat header
	 */
	protected boolean repeatHeader;
	/**
	 * number of table column
	 */
	protected int columnNumber;
	/**
	 * table width
	 */