Now that you've created a reasonable facsimile of the original header, you also need to override the footer method so you can generate the footer.

现在您已经创建了一个原始标题的合理副本，您也需要重写Footer方法，以便于您生成页脚。

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A similar icon, header or visual can help users to establish a connection between the original link and the opened window.

一个类似的图标，标题，或者是视觉效果能帮助用户建立原始链接跟打开窗口之间的关联。

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Edit the text so that it contains the desired column header, and delete to original content of the cell.

编辑文本，让它包含想要的列标题，删除单元格原来的内容。

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