It optionally allows you to completely replace a control's visual tree with anything you want - while still keeping the control behavior intact.

它还允许你用你想要的任何东西完全替换控件的视觉树(visual tree)，同时还保持控件的同样行为。

youdao

The old visual tree is removed.

旧的视觉化树状结构已移除。

youdao

You can call your own implementation of code that builds the remainder of an element visual tree.

可以调用您自己的代码实现来构建元素可视化树的剩余部分。

youdao

"Seeing all the stickies on the tree is a really powerful visual, " she says.

WSJ: Firms Push Visual Note Taking to Spark Creativity, Sharpen Focus

And while not as physically revolutionary as "Tree of Codes, " this book, published in 2005, also uses unconventional visual elements.

CNN: The Foer questions: Literary wunderkind turns 35