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<template>
<view>
<text class="example-info">uni-forms 组件一般由输入框、选择器、单选框、多选框等控件组成,用以收集、校验、提交数据。</text>
<uni-forms :rules="rules" :value="formData" ref="form" validate-trigger="bind" err-show-type="undertext">
<uni-group title="基本信息" top="0">
<uni-forms-item name="name" required label="用户名">
<uni-easyinput type="text" :inputBorder="true" v-model="formData.name" placeholder="请输入用户名"></uni-easyinput>
</uni-forms-item>
<!-- 使用原生input,需要绑定binddata -->
<uni-forms-item name="age" required label="年龄">
<input type="text" v-model="formData.age" class="uni-input-border" @blur="binddata('age', $event.detail.value)" placeholder="请输入年龄" />
</uni-forms-item>
<uni-forms-item name="email" label="邮箱">
<uni-easyinput type="text" v-model="formData.email" placeholder="请输入邮箱"></uni-easyinput>
</uni-forms-item>
<!-- #ifndef APP-NVUE -->
<uni-forms-item required name="birth" label="出生日期">
<uni-datetime-picker type="date" v-model="formData.birth" start="2000-06-01 06:30:30" end="2030-6-1" return-type="timestamp"></uni-datetime-picker>
</uni-forms-item>
<uni-forms-item name="checked" label="详细信息">
<switch :checked="formData.checked" @change="change('checked', $event.detail.value)" />
</uni-forms-item>
<!-- #endif -->
</uni-group>
<!-- #ifndef APP-NVUE -->
<template v-if="formData.checked">
<uni-group title="详细信息">
<uni-forms-item required name="sex" label="性别">
<uni-data-checkbox v-model="formData.sex" :localdata="sex"></uni-data-checkbox>
</uni-forms-item>
<uni-forms-item name="country" label="国家">
<picker :value="formData.country" :range="range" @change="binddata('country', $event.detail.value)">
<view>{{ formData.country === '' ? '请选择国家' : range[formData.country] }}</view>
</picker>
</uni-forms-item>
<uni-forms-item required name="hobby" label="兴趣爱好">
<uni-data-checkbox multiple v-model="formData.hobby" :localdata="hobby" />
</uni-forms-item>
<uni-forms-item name="remarks" label="备注">
<uni-easyinput type="textarea" v-model="formData.remarks" :maxlength="50" placeholder="请输入备注"></uni-easyinput>
</uni-forms-item>
</uni-group>
</template>
<!-- #endif -->
<!-- 直接使用组件自带submit、reset 方法,小程序不生效 -->
<!-- <button class="button" form-type="submit">Submit</button>
<button class="button" form-type="reset">Reset</button> -->
<view class="example">
<button class="button" @click="submitForm('form')">校验表单</button>
<button class="button" @click="validateField('form')">只校验用户名和邮箱项</button>
<button class="button" @click="clearValidate('form', 'name')">移除用户名的校验结果</button>
<button class="button" @click="clearValidate('form')">移除全部表单校验结果</button>
<button class="button" @click="resetForm">重置表单</button>
</view>
</uni-forms>
</view>
</template>
<script>
export default {
data() {
return {
formData: {
name: '',
age: '',
email: '',
sex: '',
hobby: [],
remarks: '',
checked: false,
country: -1,
birth: ''
},
sex: [{
text: '男',
value: '0'
},
{
text: '女',
value: '1'
},
{
text: '未知',
value: '2'
}
],
hobby: [{
text: '足球',
value: 0
},
{
text: '篮球',
value: 1
},
{
text: '游泳',
value: 2
}
],
range: ['中国', '美国', '澳大利亚'],
show: false,
rules: {
name: {
rules: [{
required: true,
errorMessage: '请输入用户名'
},
{
minLength: 3,
maxLength: 15,
errorMessage: '姓名长度在 {minLength} 到 {maxLength} 个字符'
}
]
},
age: {
rules: [{
required: true,
errorMessage: '请输入年龄'
},
{
format: 'int',
errorMessage: '年龄必须是数字'
},
{
minimum: 18,
maximum: 30,
errorMessage: '年龄应该大于 {minimum} 岁,小于 {maximum} 岁'
}
]
},
birth: {
rules: [{
required: true,
errorMessage: '请选择时间'
}]
},
email: {
rules: [{
format: 'email',
errorMessage: '请输入正确的邮箱地址'
}]
},
checked: {
rules: [{
format: 'bool'
}]
},
sex: {
rules: [{
format: 'string'
}]
},
hobby: {
rules: [{
format: 'array'
},
{
validateFunction: function(rule, value, data, callback) {
if (value.length < 2) {
callback('请至少勾选两个兴趣爱好')
}
return true
}
}
]
}
}
}
},
onLoad() {
uni.showLoading()
// this.formData 应该包含所有需要校验的表单
// 模拟异步请求数据
setTimeout(() => {
this.formData = {
name: 'DCloud',
age: 21,
email: '',
sex: '0',
hobby: [],
remarks: '热爱学习,热爱生活',
checked: false,
country: 2,
birth: ''
}
uni.hideLoading()
}, 500)
},
onReady() {
this.$refs.form.setRules(this.rules)
},
methods: {
birthChange(e) {
console.log(e)
},
change(name, value) {
this.formData.checked = value
this.$refs.form.setValue(name, value)
},
/**
* 手动提交
* @param {Object} form
*/
submitForm(form) {
// console.log(this.formData);
this.$refs[form]
.submit()
.then(res => {
console.log('表单的值:', res)
uni.showToast({
title: '验证成功'
})
})
.catch(errors => {
console.error('验证失败:', errors)
})
},
/**
* 手动重置表单
*/
resetForm() {
this.$refs.form.resetFields()
},
/**
* 部分表单校验
* @param {Object} form
*/
validateField(form) {
this.$refs[form]
.validateField(['name', 'email'])
.then(res => {
uni.showToast({
title: '验证成功'
})
console.log('表单的值:', res)
})
.catch(errors => {
console.error('验证失败:', errors)
})
},
/**
* 清除表单校验
* @param {Object} form
* @param {Object} name
*/
clearValidate(form, name) {
if (!name) name = []
this.$refs[form].clearValidate(name)
}
}
}
</script>
<style>
@charset "UTF-8";
/* 头条小程序组件内不能引入字体 */
/* #ifdef MP-TOUTIAO */
@font-face {
font-family: uniicons;
font-weight: normal;
font-style: normal;
src: url("~@/static/uni.ttf") format("truetype");
}
/* #endif */
/* #ifndef APP-NVUE */
page {
display: flex;
flex-direction: column;
box-sizing: border-box;
background-color: #efeff4;
min-height: 100%;
height: auto;
}
view {
font-size: 14px;
line-height: inherit;
}
.example {
padding: 0 15px 15px;
}
.example-info {
padding: 15px;
color: #3b4144;
background: #ffffff;
}
.example-body {
/* #ifndef APP-NVUE */
display: flex;
/* #endif */
flex-direction: row;
flex-wrap: wrap;
justify-content: center;
padding: 0;
font-size: 14px;
background-color: #ffffff;
}
/* #endif */
.example {
padding: 0 15px;
}
.example-info {
/* #ifndef APP-NVUE */
display: block;
/* #endif */
padding: 15px;
color: #3b4144;
background-color: #ffffff;
font-size: 14px;
line-height: 20px;
}
.example-info-text {
font-size: 14px;
line-height: 20px;
color: #3b4144;
}
.example-body {
flex-direction: column;
padding: 15px;
background-color: #ffffff;
}
.word-btn-white {
font-size: 18px;
color: #FFFFFF;
}
.word-btn {
/* #ifndef APP-NVUE */
display: flex;
/* #endif */
flex-direction: row;
align-items: center;
justify-content: center;
border-radius: 6px;
height: 48px;
margin: 15px;
background-color: #007AFF;
}
.word-btn--hover {
background-color: #4ca2ff;
}
.example {
padding: 0 10px 10px;
}
.uni-input-border,
.uni-textarea-border {
flex: 1;
font-size: 14px;
color: #666;
border: 1px #e5e5e5 solid;
border-radius: 5px;
/* #ifndef APP-NVUE */
box-sizing: border-box;
/* #endif */
}
.uni-input-border {
padding: 0 10px;
height: 35px;
}
.uni-textarea-border {
padding: 10px;
height: 80px;
}
.label-box {
margin-right: 10px;
}
.transform-scale {
transform: scale(0.7);
}
.button {
margin: 5px 10px;
}
</style>