tiny-vue/examples/sites/demos/pc/app/cascader/auto-load-composition-api.vue

29 lines
635 B
Vue

<template>
<tiny-cascader v-model="value" :props="propsAuto"></tiny-cascader>
</template>
<script setup>
import { ref } from 'vue'
import { Cascader as TinyCascader } from '@opentiny/vue'
let id = 0
const value = ref('')
const propsAuto = ref({
lazy: true,
lazyLoad(node, resolve) {
const { level } = node
setTimeout(() => {
const nodes = Array.from({ length: level + 1 }).map(() => ({
value: ++id,
label: `选项${id}`,
leaf: level >= 2
}))
// 通过调用 resolve 将子节点数据返回,通知组件数据加载完成
resolve(nodes)
}, 1000)
}
})
</script>