89 lines
2.3 KiB
Vue
89 lines
2.3 KiB
Vue
<template>
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<view :class="`wd-tab ${customClass}`" :style="customStyle">
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<view :class="['wd-tab__body', { 'wd-tab__body--inactive': !active }]" v-if="shouldBeRender" :style="tabBodyStyle">
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<slot />
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</view>
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</view>
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</template>
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<script lang="ts">
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export default {
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name: 'wd-tab',
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options: {
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addGlobalClass: true,
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virtualHost: true,
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styleIsolation: 'shared'
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}
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}
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</script>
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<script lang="ts" setup>
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import { getCurrentInstance, ref, watch, type CSSProperties } from 'vue'
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import { isDef, isNumber, isString, objToStyle } from '../common/util'
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import { useParent } from '../composables/useParent'
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import { TABS_KEY } from '../wd-tabs/types'
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import { computed } from 'vue'
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import { tabProps } from './types'
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const props = defineProps(tabProps)
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const { proxy } = getCurrentInstance() as any
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const { parent: tabs, index } = useParent(TABS_KEY)
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// 激活项下标
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const active = computed(() => {
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return isDef(tabs) ? tabs.state.activeIndex === index.value : false
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})
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const painted = ref<boolean>(active.value) // 初始状态tab不会渲染，必须通过tabs来设置painted使tab渲染
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const tabBodyStyle = computed(() => {
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const style: CSSProperties = {}
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if (!active.value && (!isDef(tabs) || !tabs.props.animated)) {
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style.display = 'none'
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}
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return objToStyle(style)
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})
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const shouldBeRender = computed(() => !props.lazy || painted.value || active.value)
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watch(active, (val) => {
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if (val) painted.value = true
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})
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watch(
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() => props.name,
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(newValue) => {
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if (isDef(newValue) && !isNumber(newValue) && !isString(newValue)) {
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console.error('[wot ui] error(wd-tab): the type of name should be number or string')
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return
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}
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if (tabs) {
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checkName(proxy)
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}
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},
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{
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deep: true,
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immediate: true
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}
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)
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/**
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* @description 检测tab绑定的name是否和其它tab的name冲突
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* @param {Object} self 自身
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*/
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function checkName(self: any) {
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const { name: myName } = props
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if (myName === undefined || myName === null || myName === '') {
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return
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}
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tabs &&
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tabs.children.forEach((child: any) => {
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if (child.$.uid !== self.$.uid && child.name === myName) {
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console.error(`The tab's bound value: ${myName} has been used`)
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}
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})
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}
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</script>
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<style lang="scss" scoped>
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@import './index.scss';
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</style>
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