Bug 192101 Add measure to xtab should add measure label automatically[1102]
Description: Add measure to xtab should add measure label automatically even no content in column area. Build number:2.2.0.v20070612 Steps to reproduce: 1. New a cube. 2. Insert a xtab, drag group to row area and then drag measure to detail area. Expected result: Label for measure is inserted automatically. Actual result: Label for measure isn't inserted automatically. But if you drag a group to column area, the label will be inserted at this time. Error log:N/A
xtab/org.eclipse.birt.report.item.crosstab.ui/src/org/eclipse/birt/report/item/crosstab/internal/ui/editors/model/CrosstabHandleAdapter.java
/**
	 * return the previous levelviewhandle
	 * 
	 * @return
	 */
	
	
	private LevelViewHandle getPreviousLevelViewHandle(
			DimensionViewHandle dimensionHandle, LevelViewHandle levelHandle )
	{
		int index = levelHandle.getIndex( );
		if ( index > 0 )
		{
			return dimensionHandle.getLevel( index - 1 );
		}
		else
		{
			int dimIndex = dimensionHandle.getIndex( );