164 lines
4.9 KiB
Vue
164 lines
4.9 KiB
Vue
<!--本文件由FirstUI授权予新疆天衡创新研究院有限公司（手机号：18 614 0 7 2 54 9，身份证尾号：5A07X5）专用，请尊重知识产权，勿私下传播，违者追究法律责任。-->
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<template>
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<view class="fui-wrap">
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<view class="fui-page__hd">
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<view class="fui-page__title fui-align__center" @tap="vip">Cascader <image
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src="/static/images/index/light/icon_member_3x.png"></image>
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</view>
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<view class="fui-page__desc">Cascader 级联选择器，用于一组相关联的数据集合进行选择，例如省市区等。</view>
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</view>
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<view class="fui-page__bd">
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<view class="fui-section__title">基础使用</view>
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<fui-cascader @complete="complete" :options="options"></fui-cascader>
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<view class="fui-section__title">默认选项</view>
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<fui-cascader ref="cascader" @complete="complete" :options="options" :value="value" activeColor="#FF2B2B">
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</fui-cascader>
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<view class="fui-flex__center">
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<fui-button type="gray" btn-size="medium" text="重置选择" bold :margin="['48rpx','0','0']"
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@click="btnReset"></fui-button>
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</view>
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<view class="fui-section__title">逐级请求数据</view>
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<fui-cascader ref="cascader1" :options="layer1" stepLoading @change="change" @complete="complete">
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</fui-cascader>
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<view class="fui-section__title">逐级请求数据/默认选项</view>
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<fui-cascader ref="cascader2" :options="layerData" :value="value2" stepLoading @change="change2"
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@complete="complete">
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</fui-cascader>
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<view class="fui-flex__center">
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<fui-button type="gray" btn-size="medium" text="底部弹出选择" bold :margin="['48rpx','0','0']"
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@click="btnSelect"></fui-button>
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</view>
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</view>
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<fui-bottom-popup :show="show">
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<view class="fui-scroll__wrap">
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<view class="fui-title">请选择地区</view>
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<fui-cascader @complete="complete2" :options="options"></fui-cascader>
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<view class="fui-icon__close" @tap.stop="closePopup">
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<fui-icon name="close" :size="48"></fui-icon>
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</view>
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</view>
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</fui-bottom-popup>
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</view>
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</template>
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<script>
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import data from './data.js'
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export default {
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data() {
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return {
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options: data.options,
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value: ["440000", "440200", "440202", "44020203"],
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//分级加载时，设置第一级数据
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layer1: data.layer_0,
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//分级加载设置默认数据时，需要将所有层级数据返回
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layerData: [data.layer_0, data.layer_1, data.layer_2, data.layer_3, data.layer_4, data.layer_5],
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value2: ["04", "0203", "0302", "0405", "0501", "0602"],
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show: false
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}
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},
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methods: {
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vip() {
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this.fui.href("/pages/my/qa/qa?index=2&title=VIP专属内容")
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},
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btnReset() {
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//重置选择
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if (this.$refs.cascader) {
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this.$refs.cascader.reset()
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}
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},
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complete(e) {
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console.log(e)
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this.fui.toast(`您的选择为：${e.text.join('')}`)
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},
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change(e) {
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//默认返回的为约定数据，其他属性可自行扩展
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console.log(e)
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//当前点击item所在层级
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let layer = e.layer;
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//当前点击item索引值
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let index = e.index;
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//value值
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let val = e.value
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//...
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//获取下一级数据，此处为模拟，省略请求
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uni.showLoading()
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setTimeout(() => {
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//设置请求返回数据
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//当无数据时设置空数组，则会触发@complete事件，表示完成选择（或者调用end方法）
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// if (layer === 5) {
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// //如果层级已知，可直接判断，结束选择
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// this.$refs.cascader1.end();
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// return
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// }
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uni.hideLoading()
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this.$refs.cascader1.setRequestData(data[`layer_${layer+1}`], layer)
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}, 300)
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},
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change2(e) {
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//默认返回的为约定数据，其他属性可自行扩展
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console.log(e)
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//当前点击item所在层级
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let layer = e.layer;
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//当前点击item索引值
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let index = e.index;
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//value值
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let val = e.value
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//...
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//获取下一级数据，此处为模拟，省略请求
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uni.showLoading()
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setTimeout(() => {
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//设置请求返回数据
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//当无数据时设置空数组，则会触发@complete事件，表示完成选择（或者调用end方法）
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// if (layer === 5) {
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// //如果层级已知，可直接判断，结束选择
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// this.$refs.cascader2.end();
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// return
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// }
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uni.hideLoading()
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this.$refs.cascader2.setRequestData(data[`layer_${layer+1}`], layer)
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}, 300)
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},
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btnSelect() {
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this.show = true
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},
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closePopup() {
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this.show = false
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},
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complete2(e) {
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console.log(e)
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this.fui.toast(`您的选择为：${e.text.join('')}`)
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this.closePopup()
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}
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}
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}
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</script>
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<style>
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.fui-wrap {
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padding-bottom: 64rpx;
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}
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.fui-section__title {
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margin-left: 32rpx;
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}
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.fui-scroll__wrap {
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padding-top: 30rpx;
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position: relative;
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}
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.fui-title {
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font-size: 30rpx;
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font-weight: bold;
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text-align: center;
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padding-bottom: 24rpx;
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}
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.fui-icon__close {
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position: absolute;
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top: 24rpx;
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right: 24rpx;
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}
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</style> |