Bug 203974 [Markers] [Markers] markers view: Twistis on configure filter dialog not correctly laid out
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/provisional/views/markers/FiltersConfigurationDialog.java
setFieldsVisible(false);
			return;
		}
		setFieldsVisible(true);
		scopeArea.initializeFromGroup(selectedFilterGroup);
		Iterator areas = filterAreas.iterator();
		while (areas.hasNext()) {
			FilterConfigurationArea area = (FilterConfigurationArea) areas
					.next();
			if (old != null) {
				if (area instanceof GroupFilterConfigurationArea)
					((GroupFilterConfigurationArea) area).applyToGroup(old);
				area.apply(old.getFilter(area.getField()));
			}
			if (area instanceof GroupFilterConfigurationArea)
				((GroupFilterConfigurationArea) area)
						.initializeFromGroup(selectedFilterGroup);
			area.initialize(selectedFilterGroup.getFilter(area.getField()));
		}
	}
	/**
	 * Return whether or not to AND the filters
	 * 
	 * @return boolean
	 */
	boolean andFilters() {
		return andFilters;
	}
}