112 lines
2.3 KiB
Vue
112 lines
2.3 KiB
Vue
<template>
|
|
<view class="tabs_box">
|
|
<view
|
|
v-for="(item, index) in tabs"
|
|
:key="index"
|
|
@tap="handleTabs(item)"
|
|
class="tabs_items"
|
|
:class="{
|
|
active: item.value === currentActiveValue,
|
|
line: showBottomLine && item.value === currentActiveValue
|
|
}"
|
|
>
|
|
{{ item.label }}
|
|
</view>
|
|
</view>
|
|
</template>
|
|
|
|
<script setup lang="ts">
|
|
import { ref, computed } from 'vue'
|
|
|
|
// 标签项类型
|
|
interface TabItem {
|
|
label: string
|
|
value: string | number
|
|
}
|
|
|
|
// Props 类型定义
|
|
interface Props {
|
|
tabslist?: any[]
|
|
showBottomLine?: boolean
|
|
// 配置：传入字段名
|
|
options?: {
|
|
label: string
|
|
value: string
|
|
}
|
|
activeValue?: string | number
|
|
}
|
|
|
|
// 定义 Props
|
|
const props = withDefaults(defineProps<Props>(), {
|
|
tabslist: () => [],
|
|
showBottomLine: true,
|
|
options: () => ({ label: 'name', value: 'value' }),
|
|
activeValue: null
|
|
})
|
|
|
|
// ======================
|
|
// 格式化 tabs 数据（核心）
|
|
// ======================
|
|
const tabs = computed<TabItem[]>(() => {
|
|
const { tabslist, options } = props
|
|
if (!tabslist || tabslist.length === 0) return []
|
|
|
|
return tabslist.map(item => ({
|
|
label: item[options.label],
|
|
value: item[options.value]
|
|
}))
|
|
})
|
|
|
|
// ======================
|
|
// 当前激活值（响应式）
|
|
// ======================
|
|
const currentActiveValue = ref<string | number>(props.activeValue ?? tabs.value[0]?.value ?? '')
|
|
|
|
// 事件
|
|
const emit = defineEmits<{
|
|
update: [value: string | number]
|
|
}>()
|
|
|
|
// 点击切换
|
|
const handleTabs = (item: TabItem) => {
|
|
currentActiveValue.value = item.value
|
|
emit('update', item.value)
|
|
}
|
|
</script>
|
|
|
|
<style lang="scss" scoped>
|
|
.tabs_box {
|
|
height: 60rpx;
|
|
line-height: 60rpx;
|
|
width: 100%;
|
|
display: flex;
|
|
align-items: center;
|
|
overflow-y: hidden;
|
|
overflow-x: auto;
|
|
|
|
.tabs_items {
|
|
flex-shrink: 0;
|
|
margin-right: 60rpx;
|
|
font-size: 28rpx;
|
|
color: #222222;
|
|
position: relative;
|
|
&.active {
|
|
color: #4d5dfa;
|
|
&.line {
|
|
&::after {
|
|
content: '';
|
|
display: block;
|
|
width: 100%;
|
|
height: 8rpx;
|
|
background: linear-gradient(180deg, #4d5dfa 0%, #bac0fa 100%);
|
|
border-radius: 4rpx;
|
|
position: absolute;
|
|
left: 0;
|
|
bottom: 0;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
</style>
|