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我正在尝试从 TreeNode 访问 TreePanel 的 useArrows 属性。谁能建议我如何从 extjs 中的 TreeNode 访问 TreePanel 属性?
诺霍。如果你使用 ExtJS 3,你可以使用Ext.ComponentMgr.get()方法。
Ext.ComponentMgr.get()