fOutlineViewer.setSorter(on ? fSorter : null);
BusyIndicator.showWhile(fOutlineViewer.getControl().getDisplay(), new Runnable() { public void run() { fOutlineViewer.setSorter(on ? fSorter : null);						} });
				private void valueChanged(boolean on, boolean store) {					setChecked(on);					fOutlineViewer.setSorter(on ? fSorter : null);															if (store)						JavaPlugin.getDefault().getPreferenceStore().setValue("LexicalSortingAction.isChecked", on); //$NON-NLS-1$				}