这些对话框的导航路径都已在图8和图9中表示出来了。
The navigation paths to these dialogs are depicted in Figures 8 and 9.
本文中它们也用于此目的，但是您马上会看到，这些元素也计算通过样例应用程序的导航路径。
They're used for this purpose in this article as well, but as you will see, these elements also calculate a navigation path through the sample application.
路径位置——如果不存在，则创建指向目标元素的导航路径上的所有祖先元素，并返回可修改树的目标元素。
Path location — Creates all ancestors on the navigation path to a target element if they don't exist and returns the target element for a modifiable tree.
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