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Actionscript 3 如何扩展Flex树控件中的特定节点_Actionscript 3_Apache Flex_Flex3 - Fatal编程技术网

Actionscript 3 如何扩展Flex树控件中的特定节点

Actionscript 3 如何扩展Flex树控件中的特定节点,actionscript-3,apache-flex,flex3,Actionscript 3,Apache Flex,Flex3,这是我正在使用的代码 dp = CategoryParser.createDataProvider( Application.application.categoriesmanager.categoryBaseList); var xList:XMLList = dp..category.(hasOwnProperty("@categoryid") && @categoryid == 1491); categoryTree.expandItem(xList, true);

这是我正在使用的代码

dp = CategoryParser.createDataProvider( Application.application.categoriesmanager.categoryBaseList);

var xList:XMLList = dp..category.(hasOwnProperty("@categoryid") && @categoryid == 1491);

categoryTree.expandItem(xList, true);
有两种方法:

tree.openItems=xList此处的详细信息

或者在其他情况下,这个

有两种方法:

tree.openItems=xList此处的详细信息

或者在其他情况下,这个