Bug 168373 Label on group header is not created when set a group key by inputting text [00]
Build Number: v2.2.0 2006-1218 Description: Step to reproduce: 1.new a sampleDB datasoure and dataset "select * from CLASSICMODELS.CUSTOMERS" 2.Drag dataset to layout and get a table 3.Add a group when in group setting dialog set a group key by inputting "row["CUSTOMERNUMBER"]" Actual result: The group has be set but the label in group header is not created.But if setting gourp key by using Expression Editor or List is ok. Expected result: The label can be created.
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/ui/dialogs/GroupDialog.java
* Enable the interval range and base right after refreshing the interval
	 * type
	 * 
	 */
	private void enableIntervalRangeAndBase( boolean bool )
	{
		intervalRange.setEnabled( bool );
		intervalBaseButton.setEnabled( bool );
		intervalBaseText.setEnabled( bool );
	}
	private String getKeyExpression( )
	{
		String exp = null;
		String keyText = UIUtil.convertToModelString( keyChooser.getText( ),
				true );
		if ( keyChooser.getSelectionIndex( ) != -1 )
		{
			exp = DEUtil.getExpression( columnList.get( keyChooser.getSelectionIndex( ) ) );
		}
		else if ( keyChooser.indexOf( keyText ) != -1 )
		{
			exp = DEUtil.getExpression( columnList.get( keyChooser.indexOf( keyText ) ) );
		}
		else
		{
			exp = keyChooser.getText( ).trim( );
		}
		return exp;
	}
}