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https://github.com/ialley-workshop-open/uni-halo.git
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小莫唐尼
106 lines
2.6 KiB
Vue
106 lines
2.6 KiB
Vue
<!--
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级联选择器 组件示例
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官方文档：https://uniapp.dcloud.net.cn/component/uniui/uni-data-picker.html
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插件市场：https://ext.dcloud.net.cn/plugin?name=uni-data-picker
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-->
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<template>
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<view class="container">
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<uni-card is-full :is-shadow="false">
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<text class="uni-h6">级联选择器组件，用于级联数据选择，支持与 uniCloud 数据源绑定。</text>
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</uni-card>
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<uni-section title="基础用法" type="line" padding>
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<view class="example-body">
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<uni-data-picker v-model="value1" :localdata="localdata1" @change="onChange" />
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<text class="result-text">当前值：{{ JSON.stringify(value1) }}</text>
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</view>
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</uni-section>
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<uni-section title="多级联动" type="line" padding>
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<view class="example-body">
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<uni-data-picker v-model="value2" :localdata="localdata2" @change="onChange" />
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<text class="result-text">当前值：{{ JSON.stringify(value2) }}</text>
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</view>
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</uni-section>
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<uni-section title="禁用状态" type="line" padding>
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<view class="example-body">
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<uni-data-picker v-model="value3" :localdata="localdata1" :disabled="true" />
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</view>
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</uni-section>
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<uni-section title="自定义占位符" type="line" padding>
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<view class="example-body">
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<uni-data-picker v-model="value4" :localdata="localdata1" placeholder="请选择" @change="onChange" />
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<text class="result-text">当前值：{{ JSON.stringify(value4) }}</text>
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</view>
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</uni-section>
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</view>
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</template>
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<script>
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export default {
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data() {
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return {
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value1: [],
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value2: [],
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value3: [0],
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value4: [],
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localdata1: [
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{ text: '选项1', value: 0 },
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{ text: '选项2', value: 1 },
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{ text: '选项3', value: 2 }
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],
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localdata2: [
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{
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text: '一级1',
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value: 0,
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children: [
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{ text: '二级1-1', value: 0 },
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{ text: '二级1-2', value: 1 }
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]
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},
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{
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text: '一级2',
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value: 1,
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children: [
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{ text: '二级2-1', value: 0 },
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{ text: '二级2-2', value: 1 }
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]
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}
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]
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}
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},
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methods: {
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onChange(e) {
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console.log('选择改变：', e)
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uni.showToast({
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title: '选择已改变',
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icon: 'none'
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})
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}
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}
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}
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</script>
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<style lang="scss">
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.container {
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padding: 10px;
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}
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.example-body {
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display: flex;
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flex-direction: column;
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gap: 15px;
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}
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.result-text {
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font-size: 14px;
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color: #333;
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margin-top: 10px;
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word-break: break-all;
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}
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</style>
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