502 lines
12 KiB
Vue
502 lines
12 KiB
Vue
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<template>
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<view class="uni-pagination">
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<!-- #ifndef MP -->
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<picker
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v-if="showPageSize === true || showPageSize === 'true'"
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class="select-picker"
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mode="selector"
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:value="pageSizeIndex"
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:range="pageSizeRange"
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@change="pickerChange"
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@cancel="pickerClick"
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@click.native="pickerClick">
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<button type="default" size="mini" :plain="true">
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<text>{{ pageSizeRange[pageSizeIndex] }} {{ piecePerPage }}</text>
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<uni-icons
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class="select-picker-icon"
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type="arrowdown"
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size="12"
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color="#999"></uni-icons>
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</button>
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</picker>
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<!-- #endif -->
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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
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class="uni-pagination__btn"
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:class="
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currentIndex === 1
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? 'uni-pagination--disabled'
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: 'uni-pagination--enabled'
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"
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:hover-class="currentIndex === 1 ? '' : 'uni-pagination--hover'"
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:hover-start-time="20"
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:hover-stay-time="70"
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@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
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class="uni-pagination__num-current-text is-pc-hide current-index-text">
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{{ currentIndex }}
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</text>
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<text class="uni-pagination__num-current-text is-pc-hide">
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/{{ maxPage || 0 }}
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</text>
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<!-- #ifndef APP-NVUE -->
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<view
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v-for="(item, index) in paper"
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:key="index"
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:class="{ 'page--active': item === currentIndex }"
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class="uni-pagination__num-tag tag--active is-phone-hide"
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@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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</view>
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</view>
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<view
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class="uni-pagination__btn"
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:class="
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currentIndex >= maxPage
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? 'uni-pagination--disabled'
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: 'uni-pagination--enabled'
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"
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:hover-class="currentIndex === maxPage ? '' : 'uni-pagination--hover'"
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:hover-start-time="20"
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:hover-stay-time="70"
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@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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<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 {String} piecePerPageText 条/页文字
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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 {Boolean} showIcon = [true|false] 是否以 icon 形式展示按钮
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* @property {Boolean} showPageSize = [true|false] 是否展示每页条数
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* @property {Array} pageSizeRange = [20, 50, 100, 500] 每页条数选框
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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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* * @event {Function} pageSizeChange 当前每页条数改变时触发 ,e={pageSize} pageSize 为当前所选的每页条数
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*/
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import { initVueI18n } from "@dcloudio/uni-i18n";
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import messages from "./i18n/index.js";
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const { t } = initVueI18n(messages);
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export default {
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name: "UniPagination",
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emits: ["update:modelValue", "input", "change", "pageSizeChange"],
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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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piecePerPageText: {
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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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showPageSize: {
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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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pageSizeRange: {
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type: Array,
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default: () => [20, 50, 100, 500],
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},
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},
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data() {
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return {
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pageSizeIndex: 0,
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currentIndex: 1,
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paperData: [],
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pickerShow: false,
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};
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},
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computed: {
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piecePerPage() {
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return this.piecePerPageText || t("uni-pagination.piecePerPage");
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},
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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 (
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item > num - (pagerCount + 1) / 2 &&
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item < num + (pagerCount + 1) / 2
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) {
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showPagerArr.push(item);
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}
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} else {
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if (
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(item > num - (pagerCount + 1) / 2 ||
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pagerNum - pagerCount < item) &&
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item < totalArr[totalArr.length - 1]
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) {
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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) {
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} else if (num + 2 <= totalNum) {
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} 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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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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pageSizeIndex(val) {
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this.$emit("pageSizeChange", this.pageSizeRange[val]);
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},
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},
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methods: {
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pickerChange(e) {
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this.pageSizeIndex = e.detail.value;
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this.pickerClick();
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},
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pickerClick() {
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// #ifdef H5
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const body = document.querySelector("body");
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if (!body) return;
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const className = "uni-pagination-picker-show";
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this.pickerShow = !this.pickerShow;
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if (this.pickerShow) {
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body.classList.add(className);
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} else {
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setTimeout(() => body.classList.remove(className), 300);
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}
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// #endif
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},
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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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<style lang="scss" scoped>
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$uni-primary: #2979ff !default;
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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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.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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.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 */
|
|||
|
|
padding: 0 8px;
|
|||
|
|
line-height: 30px;
|
|||
|
|
font-size: 12px;
|
|||
|
|
position: relative;
|
|||
|
|
background-color: #f0f0f0;
|
|||
|
|
flex-direction: row;
|
|||
|
|
justify-content: center;
|
|||
|
|
align-items: center;
|
|||
|
|
text-align: center;
|
|||
|
|
border-radius: 5px;
|
|||
|
|
// border-width: 1px;
|
|||
|
|
// border-style: solid;
|
|||
|
|
// border-color: $uni-border-color;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
.uni-pagination__child-btn {
|
|||
|
|
/* #ifndef APP-NVUE */
|
|||
|
|
display: flex;
|
|||
|
|
/* #endif */
|
|||
|
|
font-size: 12px;
|
|||
|
|
position: relative;
|
|||
|
|
flex-direction: row;
|
|||
|
|
justify-content: center;
|
|||
|
|
align-items: center;
|
|||
|
|
text-align: center;
|
|||
|
|
color: #666;
|
|||
|
|
font-size: 12px;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
.uni-pagination__num {
|
|||
|
|
/* #ifndef APP-NVUE */
|
|||
|
|
display: flex;
|
|||
|
|
/* #endif */
|
|||
|
|
flex: 1;
|
|||
|
|
flex-direction: row;
|
|||
|
|
justify-content: center;
|
|||
|
|
align-items: center;
|
|||
|
|
height: 30px;
|
|||
|
|
line-height: 30px;
|
|||
|
|
font-size: 12px;
|
|||
|
|
color: #666;
|
|||
|
|
margin: 0 5px;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
.uni-pagination__num-tag {
|
|||
|
|
/* #ifdef H5 */
|
|||
|
|
cursor: pointer;
|
|||
|
|
min-width: 30px;
|
|||
|
|
/* #endif */
|
|||
|
|
margin: 0 5px;
|
|||
|
|
height: 30px;
|
|||
|
|
text-align: center;
|
|||
|
|
line-height: 30px;
|
|||
|
|
// border: 1px red solid;
|
|||
|
|
color: #999;
|
|||
|
|
border-radius: 4px;
|
|||
|
|
// border-width: 1px;
|
|||
|
|
// border-style: solid;
|
|||
|
|
// border-color: $uni-border-color;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
.uni-pagination__num-current {
|
|||
|
|
/* #ifndef APP-NVUE */
|
|||
|
|
display: flex;
|
|||
|
|
/* #endif */
|
|||
|
|
flex-direction: row;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
.uni-pagination__num-current-text {
|
|||
|
|
font-size: 15px;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
.current-index-text {
|
|||
|
|
color: $uni-primary;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
.uni-pagination--enabled {
|
|||
|
|
color: #333333;
|
|||
|
|
opacity: 1;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
.uni-pagination--disabled {
|
|||
|
|
opacity: 0.5;
|
|||
|
|
/* #ifdef H5 */
|
|||
|
|
cursor: default;
|
|||
|
|
/* #endif */
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
.uni-pagination--hover {
|
|||
|
|
color: rgba(0, 0, 0, 0.6);
|
|||
|
|
background-color: #eee;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
.tag--active:hover {
|
|||
|
|
color: $uni-primary;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
.page--active {
|
|||
|
|
color: #fff;
|
|||
|
|
background-color: $uni-primary;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
.page--active:hover {
|
|||
|
|
color: #fff;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/* #ifndef APP-NVUE */
|
|||
|
|
.is-pc-hide {
|
|||
|
|
display: block;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
.is-phone-hide {
|
|||
|
|
display: none;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// @media screen and (min-width: 450px) {
|
|||
|
|
// .is-pc-hide {
|
|||
|
|
// display: none;
|
|||
|
|
// }
|
|||
|
|
|
|||
|
|
// .is-phone-hide {
|
|||
|
|
// display: block;
|
|||
|
|
// }
|
|||
|
|
|
|||
|
|
// .uni-pagination__num-flex-none {
|
|||
|
|
// flex: none;
|
|||
|
|
// }
|
|||
|
|
// }
|
|||
|
|
|
|||
|
|
/* #endif */
|
|||
|
|
</style>
|