public void initChoices(IFilter iFilter) {
            RowInfo.Filter filter = getFilter(iFilter);
            if (filter.column < editorHandles.length) {
                // update only the associated editor, move it at the beginning
                switchHandle(getEditorHandle(filter.column), 0);
                extractChoices(1, 0, -1);
            }
        }
public void initChoices(IFilter iFilter)