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+<template>
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+ <view class="uni-pagination">
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+ <!-- #ifndef APP-NVUE -->
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+ <view class="uni-pagination__total is-phone-hide">共 {{ total }} 条</view>
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+ <!-- #endif -->
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+ <view class="uni-pagination__btn"
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+ :class="currentIndex === 1 ? 'uni-pagination--disabled' : 'uni-pagination--enabled'"
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+ :hover-class="currentIndex === 1 ? '' : 'uni-pagination--hover'" :hover-start-time="20"
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+ :hover-stay-time="70" @click="clickLeft">
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+ <template v-if="showIcon === true || showIcon === 'true'">
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+ <uni-icons color="#666" size="16" type="left" />
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+ </template>
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+ <template v-else>
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+ <text class="uni-pagination__child-btn">{{ prevPageText }}</text>
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+ </template>
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+ </view>
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+ <view class="uni-pagination__num uni-pagination__num-flex-none">
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+ <view class="uni-pagination__num-current">
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+ <text class="uni-pagination__num-current-text is-pc-hide"
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+ style="color:#409EFF">{{ currentIndex }}</text>
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+ <text class="uni-pagination__num-current-text is-pc-hide">/{{ maxPage || 0 }}</text>
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+ <!-- #ifndef APP-NVUE -->
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+ <view v-for="(item, index) in paper" :key="index" :class="{ 'page--active': item === currentIndex }"
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+ class="uni-pagination__num-tag tag--active is-phone-hide" @click.top="selectPage(item, index)">
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+ <text>{{ item }}</text>
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+ </view>
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+ <!-- #endif -->
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+
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+ </view>
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+ </view>
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+ <view class="uni-pagination__btn"
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+ :class="currentIndex >= maxPage ? 'uni-pagination--disabled' : 'uni-pagination--enabled'"
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+ :hover-class="currentIndex === maxPage ? '' : 'uni-pagination--hover'" :hover-start-time="20"
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+ :hover-stay-time="70" @click="clickRight">
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+ <template v-if="showIcon === true || showIcon === 'true'">
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+ <uni-icons color="#666" size="16" type="right" />
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+ </template>
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+ <template v-else>
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+ <text class="uni-pagination__child-btn">{{ nextPageText }}</text>
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+ </template>
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+ </view>
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+ </view>
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+</template>
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+
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+<script>
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+ /**
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+ * Pagination 分页器
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+ * @description 分页器组件，用于展示页码、请求数据等
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+ * @tutorial https://ext.dcloud.net.cn/plugin?id=32
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+ * @property {String} prevText 左侧按钮文字
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+ * @property {String} nextText 右侧按钮文字
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+ * @property {Number} current 当前页
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+ * @property {Number} total 数据总量
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+ * @property {Number} pageSize 每页数据量
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+ * @property {Number} showIcon = [true|false] 是否以 icon 形式展示按钮
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+ * @event {Function} change 点击页码按钮时触发 ,e={type,current} current为当前页，type值为：next/prev，表示点击的是上一页还是下一个
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+ */
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+
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+ import {
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+ initVueI18n
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+ } from '@dcloudio/uni-i18n'
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+ import messages from './i18n/index.js'
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+ const {
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+ t
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+ } = initVueI18n(messages)
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+ export default {
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+ name: 'UniPagination',
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+ emits: ['update:modelValue', 'input', 'change'],
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+ props: {
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+ value: {
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+ type: [Number, String],
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+ default: 1
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+ },
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+ modelValue: {
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+ type: [Number, String],
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+ default: 1
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+ },
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+ prevText: {
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+ type: String,
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+ },
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+ nextText: {
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+ type: String,
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+ },
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+ current: {
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+ type: [Number, String],
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+ default: 1
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+ },
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+ total: {
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+ // 数据总量
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+ type: [Number, String],
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+ default: 0
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+ },
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+ pageSize: {
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+ // 每页数据量
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+ type: [Number, String],
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+ default: 10
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+ },
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+ showIcon: {
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+ // 是否以 icon 形式展示按钮
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+ type: [Boolean, String],
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+ default: false
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+ },
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+ pagerCount: {
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+ type: Number,
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+ default: 7
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+ }
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+ },
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+ data() {
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+ return {
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+ currentIndex: 1,
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+ paperData: []
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+ }
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+ },
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+ computed: {
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+ prevPageText() {
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+ return this.prevText || t('uni-pagination.prevText')
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+ },
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+ nextPageText() {
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+ return this.nextText || t('uni-pagination.nextText')
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+ },
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+ maxPage() {
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+ let maxPage = 1
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+ let total = Number(this.total)
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+ let pageSize = Number(this.pageSize)
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+ if (total && pageSize) {
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+ maxPage = Math.ceil(total / pageSize)
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+ }
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+ return maxPage
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+ },
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+ paper() {
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+ const num = this.currentIndex
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+ // TODO 最大页数
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+ const pagerCount = this.pagerCount
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+ // const total = 181
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+ const total = this.total
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+ const pageSize = this.pageSize
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+ let totalArr = []
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+ let showPagerArr = []
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+ let pagerNum = Math.ceil(total / pageSize)
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+ for (let i = 0; i < pagerNum; i++) {
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+ totalArr.push(i + 1)
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+ }
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+ showPagerArr.push(1)
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+ const totalNum = totalArr[totalArr.length - (pagerCount + 1) / 2]
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+ totalArr.forEach((item, index) => {
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+ if ((pagerCount + 1) / 2 >= num) {
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+ if (item < pagerCount + 1 && item > 1) {
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+ showPagerArr.push(item)
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+ }
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+ } else if (num + 2 <= totalNum) {
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+ if (item > num - (pagerCount + 1) / 2 && item < num + (pagerCount + 1) / 2) {
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+ showPagerArr.push(item)
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+ }
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+ } else {
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+ if ((item > num - (pagerCount + 1) / 2 || pagerNum - pagerCount < item) && item < totalArr[
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+ totalArr.length - 1]) {
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+ showPagerArr.push(item)
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+ }
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+ }
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+ })
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+ if (pagerNum > pagerCount) {
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+ if ((pagerCount + 1) / 2 >= num) {
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+ showPagerArr[showPagerArr.length - 1] = '...'
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+ } else if (num + 2 <= totalNum) {
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+ showPagerArr[1] = '...'
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+ showPagerArr[showPagerArr.length - 1] = '...'
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+ } else {
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+ showPagerArr[1] = '...'
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+ }
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+ showPagerArr.push(totalArr[totalArr.length - 1])
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+ } else {
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+ if ((pagerCount + 1) / 2 >= num) {} else if (num + 2 <= totalNum) {} else {
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+ showPagerArr.shift()
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+ showPagerArr.push(totalArr[totalArr.length - 1])
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+ }
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+ }
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+
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+ return showPagerArr
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+ }
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+ },
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+ watch: {
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+ current: {
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+ immediate: true,
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+ handler(val, old) {
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+ if (val < 1) {
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+ this.currentIndex = 1
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+ } else {
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+ this.currentIndex = val
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+ }
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+ }
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+ },
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+ value: {
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+ immediate: true,
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+ handler(val) {
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+ if (Number(this.current) !== 1) return
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+ if (val < 1) {
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+ this.currentIndex = 1
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+ } else {
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+ this.currentIndex = val
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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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+ // 选择标签
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+ selectPage(e, index) {
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+ if (parseInt(e)) {
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+ this.currentIndex = e
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+ this.change('current')
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+ } else {
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+ let pagerNum = Math.ceil(this.total / this.pageSize)
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+ // let pagerNum = Math.ceil(181 / this.pageSize)
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+ // 上一页
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+ if (index <= 1) {
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+ if (this.currentIndex - 5 > 1) {
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+ this.currentIndex -= 5
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+ } else {
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+ this.currentIndex = 1
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+ }
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+ return
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+ }
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+ // 下一页
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+ if (index >= 6) {
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+ if (this.currentIndex + 5 > pagerNum) {
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+ this.currentIndex = pagerNum
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+ } else {
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+ this.currentIndex += 5
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+ }
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+ return
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+ }
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+ }
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+ },
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+ clickLeft() {
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+ if (Number(this.currentIndex) === 1) {
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+ return
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+ }
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+ this.currentIndex -= 1
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+ this.change('prev')
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+ },
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+ clickRight() {
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+ if (Number(this.currentIndex) >= this.maxPage) {
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+ return
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+ }
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+ this.currentIndex += 1
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+ this.change('next')
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+ },
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+ change(e) {
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+ this.$emit('input', this.currentIndex)
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+ this.$emit('update:modelValue', this.currentIndex)
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+ this.$emit('change', {
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+ type: e,
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+ current: this.currentIndex
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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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+
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+<style lang="scss" scoped>
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+ $uni-primary: #2979ff;
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+ .uni-pagination {
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+ /* #ifndef APP-NVUE */
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+ display: flex;
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+ /* #endif */
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+ position: relative;
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+ overflow: hidden;
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+ flex-direction: row;
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+ justify-content: center;
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+ align-items: center;
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+ }
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+
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+ .uni-pagination__total {
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+ font-size: 14px;
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+ color: #999;
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+ margin-right: 15px;
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+ }
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+
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+ .uni-pagination__btn {
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+ /* #ifndef APP-NVUE */
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+ display: flex;
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+ cursor: pointer;
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+ /* #endif */
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+ padding: 0 8px;
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+ line-height: 30px;
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+ font-size: 12px;
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+ position: relative;
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+ background-color: #F0F0F0;
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+ flex-direction: row;
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+ justify-content: center;
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+ align-items: center;
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+ text-align: center;
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+ border-radius: 5px;
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+ // border-width: 1px;
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+ // border-style: solid;
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+ // border-color: $uni-border-color;
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+ }
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+
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+ .uni-pagination__child-btn {
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+ /* #ifndef APP-NVUE */
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+ display: flex;
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+ /* #endif */
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+ font-size: 12px;
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+ position: relative;
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+ flex-direction: row;
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+ justify-content: center;
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+ align-items: center;
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+ text-align: center;
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+ color: #666;
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+ font-size: 12px;
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+ }
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+
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+ .uni-pagination__num {
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+ /* #ifndef APP-NVUE */
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+ display: flex;
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+ /* #endif */
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+ flex: 1;
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+ flex-direction: row;
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+ justify-content: center;
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+ align-items: center;
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+ height: 30px;
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+ line-height: 30px;
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+ font-size: 12px;
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+ color: #666;
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+ margin: 0 5px;
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+ }
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+
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+ .uni-pagination__num-tag {
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+ /* #ifdef H5 */
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+ cursor: pointer;
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+ min-width: 30px;
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+ /* #endif */
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+ margin: 0 5px;
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+ height: 30px;
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+ text-align: center;
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+ line-height: 30px;
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+ // border: 1px red solid;
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+ color: #999;
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+ border-radius: 4px;
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+ // border-width: 1px;
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+ // border-style: solid;
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+ // border-color: $uni-border-color;
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+ }
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+
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+ .uni-pagination__num-current {
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+ /* #ifndef APP-NVUE */
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+ display: flex;
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+ /* #endif */
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+ flex-direction: row;
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+ }
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+
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+ .uni-pagination__num-current-text {
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+ font-size: 15px;
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+ }
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+
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+ .uni-pagination--enabled {
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+ color: #333333;
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+ opacity: 1;
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+ }
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+
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+ .uni-pagination--disabled {
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+ opacity: 0.5;
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+ /* #ifdef H5 */
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+ cursor: default;
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+ /* #endif */
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+ }
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+
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+ .uni-pagination--hover {
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+ color: rgba(0, 0, 0, 0.6);
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+ background-color: #eee;
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+ }
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+
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+ .tag--active:hover {
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+ color: $uni-primary;
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+ }
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+
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+ .page--active {
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+ color: #fff;
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+ background-color: $uni-primary;
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+ }
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+
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+ .page--active:hover {
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+ color: #fff;
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+ }
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+
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+ /* #ifndef APP-NVUE */
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+ .is-pc-hide {
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+ display: block;
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+ }
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+
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+ .is-phone-hide {
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+ display: none;
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+ }
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+
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+ @media screen and (min-width: 450px) {
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+ .is-pc-hide {
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+ display: none;
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+ }
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+
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+ .is-phone-hide {
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+ display: block;
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+ }
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+
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+ .uni-pagination__num-flex-none {
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+ flex: none;
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+ }
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+ }
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+
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+ /* #endif */
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+</style>
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jinyuan