目录树添加模型，和透明度调整的相关结构及逻辑样式

shuishen

2021-06-09 0ee58233d6e1ab07bc13701f12b60be8dcf9aff7

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//>>built
define({previousMessage:"\u4ee5\u524d\u306e\u9078\u629e\u9805\u76ee",nextMessage:"\u8ffd\u52a0\u306e\u9078\u629e\u9805\u76ee"});