320 lines
8.1 KiB
Vue
320 lines
8.1 KiB
Vue
<template>
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<view class="page-container">
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<scroll-view
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scroll-y
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class="list-scroll"
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@scrolltolower="loadMore"
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:style="{ height: scrollHeight + 'px' }"
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lower-threshold="50"
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scroll-with-animation
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>
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<view
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v-for="(item, index) in listData"
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:key="index"
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:class="['list-item', { 'list-item-disabled': item.online === '离线' }]"
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@tap="item.online !== '离线' && onItemTap(item)"
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>
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<view class="item-title">
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<view class="title-text">{{ item.title }}</view>
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<text :class="['tag','tag-status',{'tag-manual':item.status==='手动模式'}]" v-if="item.status">{{ item.status }}</text>
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<text :class="['tag','tag-online',{'tag-offline':item.online==='离线'}]" v-if="item.online">{{ item.online }}</text>
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</view>
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<view class="item-subtitle">
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{{ item.subtitle }}
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</view>
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<view class="item-tags">
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<text class="tag tag-temp1">温度1: {{ item.temp1 }}℃</text>
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<text class="tag tag-temp2">温度2: {{ item.temp2 }}℃</text>
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<text class="tag tag-temp3">温度3: {{ item.temp3 }}℃</text>
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<text class="tag tag-temp4">温度4: {{ item.temp4 }}℃</text>
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</view>
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</view>
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<view v-if="isLoading" class="loading-more">
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<uni-icons type="spinner-cycle" size="20" color="#999"></uni-icons>
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<text>加载中...</text>
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</view>
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<view v-else-if="noMore" class="no-more">没有更多数据了</view>
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</scroll-view>
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</view>
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</template>
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<script>
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export default {
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data() {
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return {
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listData: [],
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page: 1,
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pageSize: 6,
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isLoading: false,
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noMore: false,
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total: 20, // 模拟总条数
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scrollHeight: 0
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}
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},
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onLoad() {
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this.getListData()
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// 计算滚动区域高度（适配不同设备，兼容rpx/px转换）
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const systemInfo = uni.getSystemInfoSync()
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// 80rpx转px：适配不同屏幕密度，避免高度计算偏差
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const topHeight = 80 * (systemInfo.windowWidth / 750)
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this.scrollHeight = systemInfo.windowHeight - topHeight
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},
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onReady() {
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// 页面渲染完成后再确认高度，避免小程序端高度计算不准
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const systemInfo = uni.getSystemInfoSync()
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const topHeight = 80 * (systemInfo.windowWidth / 750)
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this.scrollHeight = systemInfo.windowHeight - topHeight
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},
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methods: {
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// 模拟获取列表数据
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getListData(isRefresh = false) {
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if (isRefresh) {
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this.page = 1
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this.noMore = false
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this.listData = []
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}
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if (this.isLoading || this.noMore) return
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this.isLoading = true
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// 模拟接口请求
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setTimeout(() => {
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const start = (this.page - 1) * this.pageSize
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const end = this.page * this.pageSize
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const newData = []
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for (let i = start; i < end && i < this.total; i++) {
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// 新增：给每条数据加唯一id，优化v-for的key
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newData.push({
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id: `item-${i}`,
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title: `设备名称${i + 1}`,
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subtitle: `设备编号：SN-${10000 + i}`,
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status: i % 2 === 0 ? "自动模式" : "手动模式",
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online: i % 3 === 0 ? "在线" : "离线",
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temp1: Math.floor(Math.random() * 51), // 0-50随机温度
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temp2: Math.floor(Math.random() * 51),
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temp3: Math.floor(Math.random() * 51),
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temp4: Math.floor(Math.random() * 51)
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})
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}
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this.listData = isRefresh ? newData : [...this.listData, ...newData]
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this.page++
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this.isLoading = false
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if (this.listData.length >= this.total) {
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this.noMore = true
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}
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}, 0)
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},
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// 加载更多（防抖：避免快速上拉重复触发）
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loadMore() {
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if (!this.isLoading && !this.noMore) {
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// 延迟触发，避免滚动到底部瞬间多次调用
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setTimeout(() => {
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this.getListData()
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}, 100)
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}
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},
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// 点击列表项
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onItemTap(item) {
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uni.showToast({
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title: `点击了：${item.title}`,
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icon: 'none'
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})
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},
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// 下拉刷新（可选）
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onPullDownRefresh() {
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this.getListData(true)
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setTimeout(() => {
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uni.stopPullDownRefresh()
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}, 1000)
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}
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}
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}
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</script>
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<style scoped>
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/* 适配小程序/H5的盒模型，避免padding导致宽度溢出 */
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page {
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box-sizing: border-box;
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}
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.page-container {
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padding: 20rpx;
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box-sizing: border-box;
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background: radial-gradient(circle at top left, #E8F4F8 40%, #F8FCFE 100%);
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}
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.list-scroll {
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/* 把背景色改为透明，才能透出背景渐变 */
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background-color: transparent;
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border-radius: 8rpx;
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overflow: hidden;
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margin-top: 10rpx;
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/* 新增：H5端避免滚动条样式不一致 */
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scrollbar-width: thin;
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}
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/* H5端滚动条样式优化（可选） */
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.list-scroll::-webkit-scrollbar {
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width: 4rpx;
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}
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.list-scroll::-webkit-scrollbar-thumb {
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background-color: #e0e0e0;
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border-radius: 2rpx;
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}
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.list-item {
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padding: 14rpx 30rpx;
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/* 移除border-bottom，改为margin-top，并且把列表项背景设为半透明白色 */
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margin-bottom: 20rpx;
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background-color: rgba(255, 255, 255, 0.85);
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border-radius: 12rpx;
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/* 新增：点击态样式，双端统一 */
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transition: all 0.2s ease;
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box-shadow: 8rpx 5rpx 10rpx #999;
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}
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.list-item:active {
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background-color: rgba(255, 255, 255, 0.95);
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transform: scale(0.98);
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}
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.item-title {
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font-size: 28rpx;
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line-height: 52rpx;
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font-weight: bolder;
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color: #333;
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/* 核心：flex布局，让文字和标签在同一行 */
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display: flex;
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align-items: center;
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width: 100%;
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box-sizing: border-box;
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}
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.title-text {
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overflow: hidden;
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text-overflow: ellipsis;
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white-space: nowrap;
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}
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/* 在线标签样式 */
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.tag-online {
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font-size: 20rpx;
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border-radius: 4rpx;
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background-color: #f0f9eb;
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color: #67c23a;
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white-space: nowrap;
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line-height: 30rpx;
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/* 兜底：如果flex失效，用margin-left:auto强制居右 */
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margin-left: auto;
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display: inline-block; /* 确保样式生效 */
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}
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.tag-status.tag-manual {
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background-color: #dde3f6;
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color: #7491ef;
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}
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/* 离线：深灰色系 */
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.tag-offline {
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background-color: #f2f2f2;
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color: #c5c3c3;
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}
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.item-subtitle {
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font-size: 26rpx;
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color: #666;
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line-height: 52rpx;
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display: block;
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}
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.item-tags {
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display: flex;
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gap: 16rpx;
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flex-wrap: wrap; /* 新增：标签过多时换行，避免溢出 */
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margin: 14rpx 0;
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}
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.tag {
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font-size: 22rpx;
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padding: 4rpx 12rpx;
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border-radius: 4rpx;
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display: inline-block; /* 修复H5端padding不生效问题 */
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}
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.tag-status {
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background-color: #f8f1f1;
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color: #e66060;
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margin-left: 20rpx;
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font-weight: lighter;
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line-height: 30rpx;
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padding: 4rpx 6rpx;
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font-size: 20rpx;
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}
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.tag-temp1 {
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background-color: #e8f4ff;
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color: #409eff;
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}
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.tag-temp2 {
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background-color: #fdf4e4;
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color: #f5961d;
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}
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.tag-temp3 {
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background-color: #f4f4f5;
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color: #909399;
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}
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.tag-temp4 {
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background-color: #e7faf4;
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color: #1bd1a7;
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}
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.loading-more {
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display: flex;
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align-items: center;
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justify-content: center;
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padding: 30rpx;
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color: #999;
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font-size: 26rpx;
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gap: 10rpx;
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margin-top: 20rpx;
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background-color: rgba(255, 255, 255, 0.85);
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border-radius: 12rpx;
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}
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.no-more {
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/* 核心：flex布局实现居中 */
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display: flex;
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align-items: center;
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justify-content: center;
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/* 占满滚动容器剩余高度，保证垂直居中 */
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min-height: 200rpx; /* 最小高度，避免内容太少时不居中 */
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/* 文字样式保留 */
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color: #999;
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font-size: 26rpx;
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/* 可选：增加上下内边距，视觉更舒适 */
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padding: 30rpx 0;
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margin-top: 20rpx;
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background-color: rgba(255, 255, 255, 0.85);
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border-radius: 12rpx;
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}
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/* 新增：禁用状态样式 */
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.list-item-disabled {
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/* 文字置灰 */
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color: #999;
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/* 禁用光标 */
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cursor: not-allowed;
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/* 背景色变浅，视觉区分 */
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background-color: #fafafa;
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/* 可选：添加透明度 */
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opacity: 0.7;
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}
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/* 禁用状态下的子元素也置灰 */
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.list-item-disabled .tag {
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color: #ccc;
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background-color: #f8f8f8;
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}
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</style> |