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135 lines
3.2 KiB
135 lines
3.2 KiB
<template>
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<view class="tab-bar">
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<view
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v-for="(item, index) in tabList"
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:key="index"
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class="tab-item"
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:class="{ active: currentTab === item.pagePath }"
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@tap="switchTab(item.pagePath)"
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>
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<image
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:src="currentTab === item.pagePath ? item.selectedIconPath : item.iconPath"
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class="tab-icon"
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></image>
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<text>{{ item.text }}</text>
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</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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name: 'UserTabBar',
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data() {
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return {
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currentTab: '/pages/component/home',
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tabList: [
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{
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pagePath: '/pages/component/home',
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text: '首页',
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iconPath: '/static/logo.png',
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selectedIconPath: '/static/logo.png'
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},
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{
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pagePath: '/pages/component/recycle',
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text: '回收',
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iconPath: '/static/logo.png',
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selectedIconPath: '/static/logo.png'
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},
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{
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pagePath: '/pages/component/my',
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text: '我的',
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iconPath: '/static/logo.png',
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selectedIconPath: '/static/logo.png'
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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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switchTab(path) {
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if (this.currentTab === path) return
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// 立即更新当前选中状态
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const oldPath = this.currentTab
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this.currentTab = path
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// 进行路由跳转
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uni.switchTab({
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url: path,
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success: () => {
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// 跳转成功，状态已经更新
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console.log('切换成功')
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},
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fail: () => {
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// 如果switchTab失败，尝试navigateTo
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uni.navigateTo({
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url: path,
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success: () => {
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console.log('导航成功')
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},
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fail: () => {
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// 如果都失败了，恢复原来的状态
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this.currentTab = oldPath
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console.log('切换失败')
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}
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})
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}
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})
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},
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updateCurrentTab() {
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const pages = getCurrentPages()
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if (pages.length > 0) {
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const currentPage = pages[pages.length - 1]
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const newPath = '/' + currentPage.route
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// 只在路径真正改变时才更新
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if (this.currentTab !== newPath) {
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this.currentTab = newPath
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}
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}
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}
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},
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created() {
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this.updateCurrentTab()
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},
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onShow() {
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this.updateCurrentTab()
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},
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onLoad() {
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// 页面加载时更新当前tab
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this.updateCurrentTab()
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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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.tab-bar {
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position: fixed;
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bottom: 0;
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left: 0;
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right: 0;
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height: 100rpx;
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background: #fff;
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display: flex;
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padding-bottom: env(safe-area-inset-bottom);
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border-top: 1px solid #f5f5f5;
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z-index: 1000;
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.tab-item {
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flex: 1;
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display: flex;
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flex-direction: column;
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align-items: center;
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justify-content: center;
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font-size: 24rpx;
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color: #999;
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gap: 4rpx;
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.tab-icon {
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width: 48rpx;
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height: 48rpx;
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}
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&.active {
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color: #00C853;
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}
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}
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}
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</style>
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