index.vue
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<!-- 头部导航组件 -->
<template>
<view class="NavBar" :style="{'height':all}">
<view class="title" :style="{'paddingTop':capsuleTop+'px',height:capsuleHeight+'px'}">
{{title}}
<image :src='src' @click="handleTo" class="navbar-image"></image>
</view>
</view>
</template>
<script setup>
import {
ref,
reactive,
onMounted,
nextTick,
watch,
computed
} from 'vue';
import {
onLoad,
onShow
} from '@dcloudio/uni-app';
// 获取父组件值、方法
const props = defineProps({
title: {
type: String,
default: '',
},
handleToLink:{//用于自定义跳转
type:Function
},
src:{
type: String,
default: '../../static/goBack.png',
}
})
//设备栏高度
let deviceNavHeight = ref()
//胶囊顶部距离头部的距离
let capsuleTop = ref()
//胶囊底部距离头部的距离
let capsuleBottom = ref()
//导航栏高度
let all = ref()
//胶囊高度
let capsuleHeight = ref()
onLoad(() => {
uni.getSystemInfo({
success: (res) => {
deviceNavHeight.value = res.statusBarHeight
capsuleTop.value = uni.getMenuButtonBoundingClientRect().top
capsuleBottom.value = uni.getMenuButtonBoundingClientRect().bottom
all.value = (capsuleTop.value + capsuleBottom.value - deviceNavHeight.value) + 'px'
capsuleHeight.value = uni.getMenuButtonBoundingClientRect().height
}
})
})
//头部导航跳转
const handleTo = () => {
if(props.handleToLink){
props.handleToLink()
}else{
uni.navigateBack()
}
}
</script>
<style src="./index.scss" lang="scss" scoped></style>