This is a class that subclasses the common dialog control, thereby allowing you to customize it.

这是一个子类化公共对话框控件的类，因此你可定制它。

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A more common way to accomplish the same task is to install any control, such as a static control, in your dialog box.

完成该任务的一个更常用的方法是在对话框中安装任何控件，如静态控件。

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