文件大纲视窗，会显示文件的树状检视。

The Document Outline window, which presents a tree view of your document.

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在语法验证要结束时，有一个对应到xaml的ast，这个XAML特定的文件树状结构作用就如同该ast中的检视或游标。

At the end of the syntax verification, there is an AST corresponding to the XAML that a XAML-specific document tree which ACTS as a view or cursor into that AST.

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您可以在这个要求树状目录中选取节点，检视和变更与要求关联的属性。

You can select nodes in the request tree to view and change the properties that are associated with requests.

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