InterfacesIHeaderAndFooterBase接口: IHeaderAndFooterBase 继承于 IDocumentStyle ISectionBreak 属性 属性类型 defaultFooterId? string defaultHeaderId? string evenAndOddHeaders? BooleanNumber evenPageFooterId? string evenPageHeaderId? string firstPageFooterId? string firstPageHeaderId? string useFirstPageHeaderFooter? BooleanNumber IGridlineChangedEventIHeaderData