vue+Element中，新增模态框

上代码

<el-button type="success" @click="addgsForm" icon="el-icon-edit">新增</el-button>

<el-dialog :title="title" :visible.sync="dialogAddgsVisible"  @close="closeDialogAddgsVisible">

<el-form  :model="addForm" :rules="rules" ref="addForm" >
<el-form-item label="类别名称" :label-width="formLabelWidth">
<el-input v-model="addForm.name" autocomplete="off"></el-input>
</el-form-item>
<el-form-item label="排序" :label-width="formLabelWidth">
<el-input v-model="addForm.sort" ></el-input>
</el-form-item>
</el-form>

<div slot="footer" class="dialog-footer">
<el-button @click="dialogAddgsVisible = false">取 消</el-button>
<el-button type="primary" @click="saveAddForm('addForm')">确 定</el-button>
</div>
</el-dialog>

/**
*点击新增按钮，弹出新增模态框
* @param
*/
addgsForm(){
this.dialogAddgsVisible = true;
this.title="新增分类"
},
/**
*关闭或取消模态框，清空值
* @param
*/
closeDialogAddgsVisible(){
this.$refs.addForm.resetFields();//element封装的方法,清空模态框的值
this.title="" //初始化title的值
this.addForm={//初始化addForm中的值
name:"",
sort:"",
}
},

/**
*确定新增数据
* @param
*/
saveAddForm(aaa){
this.$refs[aaa].validate( (valid) => {
console.log(this.$refs[aaa])
if(valid){
let params={
name:this.addForm.name,
sort:this.addForm.sort
}
this.axios.post(`接口地址`,params).then( res =>{
alert('新增成功');
this.dialogAddgsVisible = false;
// this.$router.push({name:'categories'})
this.init()
})
}
})
},