<el-tree
:props="props"
ref="treeList"
:load="loadNode"
check-strictly
show-checkbox
node-key='id'
@check ='changetree'
@check-change="handleCheckChange">
</el-tree> handleCheckChange(data, checked, tree) {
if (checked) {
this.currentNodeData.id = data.id
this.$refs.treeList.setCheckedNodes([data.id])
}
},
changetree(data,lst)
{
if(lst,checkedKeys.lenght==0)
this.$refs.treeList.setCheckedNodes([data.id])
}
说明,一定存在node-key值,并且通过ref定位到具体树进行赋值。
其他可用函数说明:
this.$refs.treeList.getCheckedNodes();获取选中节点数据
this.$refs.treeList.getCheckedKeys();获取所有所选节点的主键ID数组
this.$refs.treeList.setCheckedKeys([data.id]);给选定节点的主键ID数组,树节点会勾选