users/uni_modules/uview-ui/components/u--form/u--form.vue

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<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>