| <template>  | 
|     <uvForm  | 
|         ref="uForm"  | 
|         :model="model"  | 
|         :rules="rules"  | 
|         :errorType="errorType"  | 
|         :borderBottom="borderBottom"  | 
|         :labelPosition="labelPosition"  | 
|         :labelWidth="labelWidth"  | 
|         :labelAlign="labelAlign"  | 
|         :labelStyle="labelStyle"  | 
|         :customStyle="customStyle"  | 
|     >  | 
|         <slot />  | 
|     </uvForm>  | 
| </template>  | 
|   | 
| <script>  | 
|     /**  | 
|      * 此组件存在的理由是,在nvue下,u-form被uni-app官方占用了,u-form在nvue中相当于form组件  | 
|      * 所以在nvue下,取名为u--form,内部其实还是u-form.vue,只不过做一层中转  | 
|      */  | 
|     import uvForm from '../u-form/u-form.vue';  | 
|     import props from '../u-form/props.js' | 
|     export default {  | 
|         // #ifdef MP-WEIXIN  | 
|         name: 'u-form',  | 
|         // #endif  | 
|         // #ifndef MP-WEIXIN  | 
|         name: 'u--form',  | 
|         // #endif  | 
|         mixins: [uni.$u.mpMixin, props, uni.$u.mixin],  | 
|         components: {  | 
|             uvForm  | 
|         },  | 
|         created() {  | 
|             this.children = []  | 
|         },  | 
|         methods: { | 
|             // 手动设置校验的规则,如果规则中有函数的话,微信小程序中会过滤掉,所以只能手动调用设置规则 | 
|             setRules(rules) { | 
|                 this.$refs.uForm.setRules(rules) | 
|             },  | 
|             validate() {  | 
|                 /**  | 
|                  * 在微信小程序中,通过this.$parent拿到的父组件是u--form,而不是其内嵌的u-form  | 
|                  * 导致在u-form组件中,拿不到对应的children数组,从而校验无效,所以这里每次调用u-form组件中的  | 
|                  * 对应方法的时候,在小程序中都先将u--form的children赋值给u-form中的children  | 
|                  */  | 
|                 // #ifdef MP-WEIXIN  | 
|                 this.setMpData()  | 
|                 // #endif  | 
|                 return this.$refs.uForm.validate()  | 
|             },  | 
|             validateField(value, callback, event) {  | 
|                 // #ifdef MP-WEIXIN  | 
|                 this.setMpData()  | 
|                 // #endif  | 
|                 return this.$refs.uForm.validateField(value, callback, event)  | 
|             },  | 
|             resetFields() {  | 
|                 // #ifdef MP-WEIXIN  | 
|                 this.setMpData()  | 
|                 // #endif  | 
|                 return this.$refs.uForm.resetFields()  | 
|             },  | 
|             clearValidate(props) {  | 
|                 // #ifdef MP-WEIXIN  | 
|                 this.setMpData()  | 
|                 // #endif  | 
|                 return this.$refs.uForm.clearValidate(props)  | 
|             },  | 
|             setMpData() {  | 
|                 this.$refs.uForm.children = this.children  | 
|             }  | 
|         },  | 
|     }  | 
| </script>  |