This commit is contained in:
2026-01-18 17:42:46 +08:00
parent 836bdc9409
commit f038dbab41
42 changed files with 3068 additions and 575 deletions

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<template>
<view class="tab-bar-container" :style="{ paddingBottom: safeAreaBottom }">
<view
class="tab-bar-item"
v-for="(item, index) in tabbarList"
:key="index"
:class="{ 'active': currentPath === item.pagePath }"
@tap="switchTab(index, item.pagePath)"
>
<view class="icon-wrapper">
<uni-icons
:type="currentPath === item.pagePath ? item.activeIcon : item.icon"
:size="iconSize"
:color="currentPath === item.pagePath ? activeColor : inactiveColor"
:customStyle="{ transition: 'all 0.3s' }"
></uni-icons>
<view class="badge-wrapper">
<!-- 数字徽章 -->
<view class="badge badge-num" v-if="item.badge > 0">
{{ item.badge > 99 ? '99+' : item.badge }}
</view>
<!-- 红点徽章 -->
<view class="badge badge-dot" v-else-if="item.dot"></view>
</view>
</view>
<text class="tab-text" :style="{ color: currentPath === item.pagePath ? activeColor : inactiveColor }">
{{ item.text }}
</text>
<!-- 激活状态下划线 -->
<view class="active-line" v-if="currentPath === item.pagePath" :style="{ backgroundColor: activeColor }"></view>
</view>
</view>
</template>
<script>
import config from '@/config/index.js'
export default {
name: 'TabBar',
props: {
// 当前页面路径
currentPath: {
type: String,
default: ''
},
// 图标大小
iconSize: {
type: Number,
default: 24
},
// 激活状态颜色
activeColor: {
type: String,
default: '#667eea'
},
// 未激活状态颜色
inactiveColor: {
type: String,
default: '#999'
},
// 是否显示激活状态下划线
showActiveLine: {
type: Boolean,
default: true
}
},
data() {
return {
tabbarList: [],
safeAreaBottom: '0px'
}
},
created() {
// 从配置文件加载tabbar配置
this.tabbarList = config.tabbarList || []
// 获取安全区域底部高度
this.getSafeAreaBottom()
},
mounted() {
// 监听页面显示,重新获取安全区域
uni.onWindowResize(() => {
this.getSafeAreaBottom()
})
},
methods: {
/**
* 切换tab
* @param {Number} index - tab索引
* @param {String} path - 页面路径
*/
switchTab(index, path) {
// 如果点击的是当前页面,不执行跳转
if (this.currentPath === path) return
// 发送切换事件
this.$emit('change', path)
// 触发点击反馈
this.playClickFeedback()
// 使用reLaunch跳转到对应页面关闭所有页面打开新页面
this.navigateToPage(path)
},
/**
* 跳转到页面
* @param {String} path - 页面路径
*/
navigateToPage(path) {
// 使用reLaunch跳转因为这是自定义tabbar
uni.reLaunch({
url: path,
success: () => {
console.log('跳转成功:', path)
},
fail: (err) => {
console.error('跳转失败:', err)
this.handleNavigationError()
}
})
},
/**
* 处理跳转失败的情况
*/
handleNavigationError() {
uni.showToast({
title: '页面跳转失败',
icon: 'none',
duration: 2000
})
},
/**
* 点击反馈动画
*/
playClickFeedback() {
// 可以添加震动反馈
if (uni.vibrateShort) {
uni.vibrateShort({
success: () => {},
fail: () => {}
})
}
},
/**
* 获取安全区域底部高度
*/
getSafeAreaBottom() {
const systemInfo = uni.getSystemInfoSync()
this.safeAreaBottom = systemInfo.safeAreaInsets
? systemInfo.safeAreaInsets.bottom + 'px'
: '0px'
},
/**
* 设置数字徽章
* @param {Number} index - tab索引
* @param {Number} count - 徽章数量
*/
setBadge(index, count) {
if (this.tabbarList[index]) {
this.$set(this.tabbarList, index, {
...this.tabbarList[index],
badge: count,
dot: false
})
}
},
/**
* 设置红点徽章
* @param {Number} index - tab索引
* @param {Boolean} show - 是否显示红点
*/
setDot(index, show) {
if (this.tabbarList[index]) {
this.$set(this.tabbarList, index, {
...this.tabbarList[index],
dot: show,
badge: 0
})
}
},
/**
* 清除所有徽章
*/
clearAllBadges() {
this.tabbarList.forEach((item, index) => {
this.$set(this.tabbarList, index, {
...item,
badge: 0,
dot: false
})
})
},
/**
* 获取tabbar项
* @param {Number} index - tab索引
* @returns {Object} tabbar项
*/
getTabItem(index) {
return this.tabbarList[index] || null
}
}
}
</script>
<style lang="scss" scoped>
.tab-bar-container {
position: fixed;
left: 0;
right: 0;
bottom: 0;
z-index: 999;
display: flex;
align-items: center;
justify-content: space-around;
height: 100rpx;
background: #fff;
border-top: 1rpx solid #eee;
box-shadow: 0 -2rpx 10rpx rgba(0, 0, 0, 0.05);
transition: all 0.3s;
}
.tab-bar-item {
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
flex: 1;
height: 100%;
position: relative;
transition: all 0.3s;
cursor: pointer;
&:active {
opacity: 0.7;
transform: scale(0.98);
}
&.active {
.tab-text {
font-weight: 500;
transform: translateY(-2rpx);
}
.icon-wrapper {
transform: translateY(-2rpx);
}
}
}
.icon-wrapper {
position: relative;
width: 48rpx;
height: 48rpx;
display: flex;
align-items: center;
justify-content: center;
margin-bottom: 6rpx;
transition: all 0.3s;
}
.badge-wrapper {
position: absolute;
top: 0;
right: -8rpx;
z-index: 10;
}
.badge {
position: absolute;
top: -8rpx;
right: -8rpx;
min-width: 32rpx;
height: 32rpx;
padding: 0 6rpx;
display: flex;
align-items: center;
justify-content: center;
color: #fff;
font-size: 20rpx;
font-weight: 500;
line-height: 1;
box-shadow: 0 2rpx 8rpx rgba(245, 108, 108, 0.4);
animation: badgeIn 0.3s ease-out;
&.badge-num {
background: linear-gradient(135deg, #f56c6c 0%, #f89898 100%);
border-radius: 16rpx;
border: 2rpx solid #fff;
}
&.badge-dot {
min-width: 16rpx;
height: 16rpx;
background: #f56c6c;
border-radius: 50%;
border: 2rpx solid #fff;
padding: 0;
}
}
@keyframes badgeIn {
0% {
transform: scale(0);
opacity: 0;
}
50% {
transform: scale(1.2);
}
100% {
transform: scale(1);
opacity: 1;
}
}
.tab-text {
font-size: 22rpx;
color: #999;
transition: all 0.3s;
line-height: 1.2;
}
.active-line {
position: absolute;
bottom: 0;
left: 50%;
transform: translateX(-50%);
width: 40rpx;
height: 4rpx;
border-radius: 2rpx;
animation: lineIn 0.3s ease-out;
}
@keyframes lineIn {
0% {
width: 0;
}
100% {
width: 40rpx;
}
}
</style>