招聘页面优化
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dengxin
364
components/vertical-menu/vertical-menu.vue
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364
components/vertical-menu/vertical-menu.vue
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<template>
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<view class="u-wrap">
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<view class="u-menu-wrap">
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<scroll-view scroll-y scroll-with-animation class="u-tab-view menu-scroll-view" :scroll-top="scrollTop"
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:scroll-into-view="itemId">
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<view v-for="(item, index) in tabbar" :key="index" class="u-tab-item"
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:class="[current == index ? 'u-tab-item-active' : '']" @tap.stop="swichMenu(index)">
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<text class="u-line-1">{{ item.name }}</text>
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</view>
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</scroll-view>
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<scroll-view :scroll-top="scrollRightTop" scroll-y scroll-with-animation class="right-box"
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@scroll="rightScroll">
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<view class="page-view">
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<view class="class-item" :id="'item' + index" v-for="(item, index) in tabbar" :key="index">
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<view class="item-title">
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<text>{{ item.name }}</text>
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</view>
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<view class="item-container">
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<view @click="clickFunc" class="thumb-box" v-for="(item1, index1) in item.foods" :key="index1">
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<view class="item-menu-name">{{ item1.name }}</view>
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</view>
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</view>
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</view>
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</view>
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</scroll-view>
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</view>
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<!-- <view class="text-area">
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<text class="title" @click="areaModal.addressShow=true">{{areaModal.address}}</text>
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</view> -->
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<data-picker :show="areaModal.addressShow" @confirm='confirmAddress' @cancel='areaModal.addressShow = false'
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@close='areaModal.addressShow = false' :defaultNames="areaModal.defaultNames" :indexs="areaModal.indexs"
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:defaultIds="areaModal.defaultIds" :showToolbar="false" :showBottombar="true"
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:labelName="areaModal.labelName"></data-picker>
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</view>
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</template>
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<script>
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import classifyData from './classifyData.js';
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import { mapGetters } from 'vuex'
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export default {
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components: {
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// vTabs,
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// companyList, verticalMenu
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},
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data() {
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return {
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scrollTop: 0,
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oldScrollTop: 0,
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current: 0,
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menuHeight: 0,
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menuItemHeight: 0,
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itemId: "0",
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tabbar: classifyData,
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menuItemPos: 0,
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arr: [],
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scrollRightTop: 0,
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timer: null,
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areaModal: {
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address: '',
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addressShow: false,
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title: 'Hello',
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// indexs: [0, 0, 8],
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// defaultIds: [1, 110000, 110106],
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defaultNames: ['北京市', '北京市', '房山区'],
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labelName: "areaName"
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}
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}
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},
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computed: {
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...mapGetters(['area'])
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},
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onLoad: function () {
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console.log("0000000000000000000");
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this.getMenuItemTop()
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console.log(this.area, '--------------------');
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},
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methods: {
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// 点击左边的栏目切换
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async swichMenu(index) {
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if (this.arr.length == 0) {
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await this.getMenuItemTop();
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}
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if (index == this.current) return;
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this.scrollRightTop = this.oldScrollTop;
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this.$nextTick(() => {
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this.scrollRightTop = this.arr[index];
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// scrollRightTop = newarrTop
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this.current = index;
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this.leftMenuStatus(index);
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})
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},
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// 获取一个目标元素的高度
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getElRect(elClass, dataVal) {
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new Promise((resolve, reject) => {
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// const query = uni.createSelectorQuery().in(this);
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const query = uni.createSelectorQuery()
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query.select('.' + elClass).fields({
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size: true
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}, res => {
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// 如果节点尚未生成，res值为null，循环调用执行
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if (!res) {
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setTimeout(() => {
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this.getElRect(elClass);
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}, 10);
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return;
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}
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if (dataVal == 'menuHeight') {
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this.menuHeight = res.height;
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}
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if (dataVal == 'menuItemHeight') {
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this.menuItemHeight = res.height;
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}
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resolve();
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}).exec();
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})
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},
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// 观测元素相交状态
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async observer() {
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this.tabbar.map((val, index) => {
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let observer = uni.createIntersectionObserver(this);
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// 检测右边scroll-view的id为itemxx的元素与right-box的相交状态
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// 如果跟.right-box底部相交，就动态设置左边栏目的活动状态
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observer.relativeTo('.right-box', {
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top: 0
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}).observe('#item' + index, res => {
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if (res.intersectionRatio > 0) {
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let id = res.id.substring(4);
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this.leftMenuStatus(id);
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}
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})
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})
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},
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// 设置左边菜单的滚动状态
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async leftMenuStatus(index) {
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this.current = index;
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// 如果为0，意味着尚未初始化
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if (this.menuHeight == 0 || this.menuItemHeight == 0) {
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await this.getElRect('menu-scroll-view', 'menuHeight');
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await this.getElRect('u-tab-item', 'menuItemHeight');
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}
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console.log(index, this.arr[index]);
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// 将菜单活动item垂直居中
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this.scrollTop = index * this.menuItemHeight + this.menuItemHeight / 2 - this.menuHeight / 2;
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},
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// 右边菜单滚动
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async rightScroll(e) {
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this.oldScrollTop = e.detail.scrollTop;
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if (this.arr.length == 0) {
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await this.getMenuItemTop();
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}
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if (this.timer) return;
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if (!this.menuHeight) {
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await this.getElRect('menu-scroll-view', 'menuHeight');
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}
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setTimeout(() => { // 节流
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this.timer = null;
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// scrollHeight为右边菜单垂直中点位置
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let scrollHeight = e.detail.scrollTop + this.menuHeight / 2;
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for (let i = 0; i < this.arr.length; i++) {
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let height1 = this.arr[i];
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let height2 = this.arr[i + 1];
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// 如果不存在height2，意味着数据循环已经到了最后一个，设置左边菜单为最后一项即可
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if (!height2 || scrollHeight >= height1 && scrollHeight < height2) {
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this.leftMenuStatus(i - 1);
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return;
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}
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}
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}, 50)
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},
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// 获取右边菜单每个item到顶部的距离
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getMenuItemTop() {
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new Promise(resolve => {
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let selectorQuery = uni.createSelectorQuery();
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console.log(selectorQuery);
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selectorQuery.selectAll('.class-item').boundingClientRect((rects) => {
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console.log(rects);
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// 如果节点尚未生成，rects值为[](因为用selectAll，所以返回的是数组)，循环调用执行
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if (!rects.length) {
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setTimeout(() => {
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this.getMenuItemTop();
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}, 10);
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return;
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}
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rects.forEach((rect) => {
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// 这里减去rects[0].top，是因为第一项顶部可能不是贴到导航栏(比如有个搜索框的情况)
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this.arr.push(rect.top - rects[0].top);
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resolve();
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})
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}).exec()
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})
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},
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clickFunc(e) {
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console.log(e);
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this.show = true;
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this.areaModal.addressShow = true
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},
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changeHandler(e) {
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const {
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columnIndex,
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value,
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values, // values为当前变化列的数组内容
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index,
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// 微信小程序无法将picker实例传出来，只能通过ref操作
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picker = this.$refs.uPicker
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} = e
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// 当第一列值发生变化时，变化第二列(后一列)对应的选项
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if (columnIndex === 0) {
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// picker为选择器this实例，变化第二列对应的选项
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picker.setColumnValues(1, this.columnData[index])
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}
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},
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confirmAddress(val) {
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console.log(val);
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var valArr = val.value;
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this.areaModal.address = [...new Set(val.value)].join('')
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this.areaModal.addressShow = false
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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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.u-wrap {
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height: calc(100vh);
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/* #ifdef H5 */
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height: calc(100vh - var(--window-top));
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/* #endif */
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display: flex;
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flex-direction: column;
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}
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.u-search-box {
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padding: 18rpx 30rpx;
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}
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.u-menu-wrap {
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flex: 100;
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display: flex;
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overflow: hidden;
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}
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.u-search-inner {
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background-color: rgb(234, 234, 234);
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border-radius: 100rpx;
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display: flex;
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align-items: center;
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padding: 10rpx 16rpx;
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}
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.u-search-text {
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font-size: 26rpx;
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color: #ccc;
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margin-left: 10rpx;
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}
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.u-tab-view {
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width: 200rpx;
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height: 100%;
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}
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.u-tab-item {
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height: 110rpx;
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background: #f6f6f6;
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box-sizing: border-box;
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display: flex;
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align-items: center;
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justify-content: center;
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font-size: 26rpx;
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color: #444;
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font-weight: 400;
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line-height: 1;
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}
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.u-tab-item-active {
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position: relative;
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color: #000;
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font-size: 30rpx;
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font-weight: 600;
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background: #fff;
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}
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.u-tab-item-active::before {
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content: "";
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position: absolute;
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border-left: 4px solid skyblue;
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height: 32rpx;
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left: 0;
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top: 39rpx;
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}
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.u-tab-view {
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height: 100%;
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}
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.right-box {
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background-color: rgb(250, 250, 250);
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}
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.page-view {
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padding: 16rpx;
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}
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.class-item {
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margin-bottom: 30rpx;
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background-color: #fff;
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padding: 16rpx;
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border-radius: 8rpx;
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}
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.class-item:last-child {
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// min-height: 100vh;
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}
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.item-title {
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font-size: 26rpx;
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font-weight: bold;
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}
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.item-menu-name {
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font-weight: normal;
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font-size: 24rpx;
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color: #666666;
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}
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.item-container {
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display: flex;
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flex-wrap: wrap;
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}
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.thumb-box {
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width: 43%;
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line-height: 70rpx;
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display: flex;
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flex-wrap: wrap;
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align-items: center;
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justify-content: center;
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flex-direction: column;
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margin-top: 20rpx;
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margin-left: 20rpx;
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background-color: #f3f4f8;
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}
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.item-menu-image {
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width: 120rpx;
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height: 120rpx;
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}
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</style>
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