//定义一个函数来遍历树形数据并设置节点的checked、半选和disabled状态setNodeStates(nodes,selectedIds){consttreeRef=this.$refs["from-tree"];//获取vue-easy-tree的引用if(treeRef){nodes.forEach(node=>{constisSelected

<template><div><!--全选选择框--><el-checkboxv-model="checkAll":indeterminate="isIndeterminate"@change="handleCheckAllChange">全选</el-checkbox>