<el-tree :data="treedatalist" show-checkbox default-expand-all :check-strictly="true" node-key="id" ref="tree" :default-checked-keys="mycheckedkeys" @check-change="handleCheckChange"
:render-content="renderContent">
:props="defaultProps">
</el-tree>
method：{
renderContent (h, { node, data, store }) {
return (
<span class="custom-tree-node">
<span>{node.label} </span>
<span>
<el-button size="mini" type="text" icon="el-icon-delete" on-click={() => this.remove(node, data)}></el-button>
<el-button size="mini" type="text" icon="el-icon-edit" on-click={() => this.edit(node, data)}></el-button>
</span>
</span>);
},
}
