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/pdf/PDFTableLM.java
tableWidth = colSum;
			return colWidth;
		}
		tableWidth = PropertyUtil.getDimensionValue( tableContent.getWidth( ) );
		int avaWidth = parent.getMaxAvaWidth( ) - parent.getCurrentIP( );
		int parentMaxWidth = parent.getMaxAvaWidth( );
		boolean isInline = PropertyUtil.isInlineElement( content );
		if ( tableWidth == 0 )
		{
			
			if ( !isInline )
			{
				tableWidth = avaWidth;
			}
			else
			{
				if ( avaWidth > parentMaxWidth / 4 )
				{
					tableWidth = avaWidth;
				}
				else
				{
					tableWidth = parentMaxWidth;
				}
			}
		}
		else
		{
			if ( !isInline )
			{