Bug 135497 Data Type is not correct when "Generate All" for Data item
Description: Create a sample datasource and dataset. Insert a data into layout, bind with the dataset.Click "Generate All" to get the Data Binding columns, but the displayed data type is not consistent with the actual one.
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/editors/schematic/tools/ReportCreationTool.java
*/
	public static void selectAddedObject( final Object model,
			final EditPartViewer viewer )
	{
		if ( model == null || viewer == null )
			return;
		Display.getCurrent( ).asyncExec( new Runnable( ) {
			public void run( )
			{
				Object editpart = viewer.getEditPartRegistry( ).get( model );
				if ( editpart instanceof EditPart )
				{
					viewer.flush( );
					viewer.select( (EditPart) editpart );
				}
				if ( editpart instanceof LabelEditPart )
				{
					Object handle = ( (LabelEditPart) editpart ).getModel( );
					if ( handle instanceof TextItemHandle )
					{
						if ( ( (TextItemHandle) handle ).getContent( ) != null )
							return;
					}
					else if ( handle instanceof DataItemHandle )
					{
						if ( ( (DataItemHandle) handle ).getValueExpr( ) != null )
							return;
					}
					else if ( handle instanceof LabelHandle )
					{