如何展开 Flex Tree 控件中的特定节点
这是我使用的代码...
dp = CategoryParser.createDataProvider( Application.application.categoriesmanager.categoryBaseList);
var xList:XMLList = dp..category.(hasOwnProperty("@categoryid") && @categoryid == 1491);
categoryTree.expandItem(xList, true);
This is the code im using...
dp = CategoryParser.createDataProvider( Application.application.categoriesmanager.categoryBaseList);
var xList:XMLList = dp..category.(hasOwnProperty("@categoryid") && @categoryid == 1491);
categoryTree.expandItem(xList, true);
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有两种方法：
tree.openItems = xList;详细信息请参见http://blog.flexexamples.com/2008/01/15/expanding-nodes-in-a-flex-tree-control -using-the-openitems-property/或者在其他情况下这个
http://blog.flexexamples.com/2007/12/02/expanding-and-collapsing-flex-tree-nodes-使用扩展项和扩展子项方法/
There are tow ways:
tree.openItems = xList;details here http://blog.flexexamples.com/2008/01/15/expanding-nodes-in-a-flex-tree-control-using-the-openitems-property/Or in other case this one
http://blog.flexexamples.com/2007/12/02/expanding-and-collapsing-flex-tree-nodes-using-the-expanditem-and-expandchildrenof-methods/