/*
* 注意：
* 1、在传入宽度或者高度时，如果是Number数据，传入的值为px大小,无需带单位，组件自动计算
* 2、在使用此导航栏时，建议传入UI规定的导航栏高度，此高度只针对除微信小程序的其他平台有效，微信小程序的导航栏高度，组件自计算
*/
<template>
<view>
<!-- 微信小程序头部导航栏 -->
<!-- #ifdef MP-WEIXIN -->
<!-- :style="{backgroundImage:'url(' + (channelInfo.img ? channelInfo.img : defaultImg) + ')'}" -->
<view class="wx-head-mod" :style="{height:navHeight+'rpx',backgroundColor:navBackgroundColor,backgroundImage:'url('+navBackgroundImage+')',backgroundRepeat:'no-repeat',backgroundSize:'100%'}">
<view class="wx-head-mod-nav" :style="{height:navigationBarHeight+'rpx',top:statusBarHeight+'rpx'}">
<view class="wx-head-mod-nav-content"
:style="{height:customHeight+'rpx',justifyContent:textAlign === 'center'?'center':'left',textAlign:textAlign === 'center'?'center':'left'}">
<!-- 背景图 -->
<!-- <view>
<image :src="backImageUrl" mode="" style="width: 100%;height: 100%;"></image>
</view> -->
<!-- 文本区 -->
<view class="wx-head-mod-nav-content-mian"
:style="{width:navTextWidth,lineHeight:customHeight + 'rpx',paddingLeft:textPaddingLeft*scaleFactor+'rpx',fontSize:fontSize*scaleFactor+'rpx',fontWeight:fontWeight,color:titleColor}">
{{textCon}}
</view>
<!-- 返回按钮 -->
<view class="wx-head-mod-nav-content-back" :style="{display:isBackShow?'flex':'none'}"
@click="backEvent">
<view class="wx-head-mod-nav-content-back-img" v-if="backImageUrl!==''"
:style="{width:backImageWidth*scaleFactor+'rpx',height:backImageHeight*scaleFactor+'rpx'}">
<image :src="backImageUrl" mode="" style="width: 100%;height: 100%;"></image>
</view>
<view class="other-head-mod-mian-back-img" v-else>
<uni-icons type="back" size="30" :color="backColor"></uni-icons>
</view>
</view>
</view>
</view>
</view>
<!-- #endif -->
<!-- 除微信小程序之外的其他设备 -->
<!-- #ifndef MP-WEIXIN -->
<view class="other-head-mod"
:style="{height:navHeightValue*scaleFactor+statusBarHeight+'rpx',backgroundColor:navBackgroundColor}">
<view class="other-head-mod-mian"
:style="{height:navHeightValue*scaleFactor+'rpx',justifyContent:textAlign === 'center'?'center':'left'}">
<!-- 返回按钮 -->
<view class="other-head-mod-mian-back" v-show="isBackShow" @click="backEvent">
<view class="other-head-mod-mian-back-img"
:style="{width:backImageWidth*scaleFactor+'rpx',height:backImageHeight*scaleFactor+'rpx'}" >
<image :src="backImageUrl" mode="" style="width: 100%;height: 100%;"></image>
</view>
</view>
<!-- 标题 -->
<view class="other-head-mod-mian-title" :style="{width:windowWidth - 184+'rpx',lineHeight:navHeightValue*scaleFactor+'rpx',
paddingLeft:textPaddingLeft*scaleFactor+'rpx',fontSize:fontSize*scaleFactor+'rpx',
fontWeight:fontWeight,color:titleColor}">
{{textCon}}
</view>
</view>
</view>
<!-- #endif -->
</view>
</template>
<script>
const app = getApp()
import {systemInfo} from '@/libs/systeminfo.js'
export default {
props: {
backColor: { //返回按钮颜色
type: String,
default: '#fff'
},
// 文本区域位置 left：左 center：中
textAlign: {
type: String,
default: 'center'
},
// 文本区内容
textCon: {
type: String,
default: '测试'
},
// 文本区离左边的距离
textPaddingLeft: {
type: Number,
default: 0
},
// 是否需要返回按钮
isBackShow: {
type: Boolean,
default: false
},
// 文本区字体大小
fontSize: {
type: Number,
default: 16 //px
},
// 文本区字体粗细
fontWeight: {
type: Number,
default: 500
},
// 文本区返回按钮图片宽
backImageWidth: {
type: Number,
default: 12 //px
},
// 文本区返回按钮图片高
backImageHeight: {
type: Number,
default: 24 //px
},
// 返回按钮图标路径
backImageUrl: {
type: String,
default: ''
},
// 导航栏整体背景颜色
navBackgroundColor: {
type: String,
default: '#2476F9'
},
navBackgroundImage: {
type: String,
default: require('@/static/image/bg.png')
},
// 标题字体颜色
titleColor: {
type: String,
default: '#ffffff',
},
/******** h5端，app端需要传入自定义导航栏高度 *******/
navHeightValue: {
type: Number,
default: 44 //px
},
IsnavHeight: { //是否导航栏高度
type: Boolean,
default: true
}
},
computed: {
// 文本区宽度
navTextWidth() {
if (this.textAlign === 'center') {
return (this.windowWidth - (this.windowWidth - this.menubarLeft) * 2) + 'rpx'
} else {
return this.menubarLeft + 'rpx'
}
},
// 文本区paddingLeft
textPaddingleft() {
if (this.textAlign === 'center') {
return '0'
} else {
return this.textPaddingLeft + 'rpx'
}
}
},
data() {
return {
statusBarHeight: app.globalData.statusBarHeight, //状态栏高度
navHeight: app.globalData.navHeight, //头部导航栏总体高度
navigationBarHeight: app.globalData.navigationBarHeight, //导航栏高度
customHeight: app.globalData.customHeight, //胶囊高度
scaleFactor: app.globalData.scaleFactor, //比例系数
menubarLeft: app.globalData.menubarLeft, //胶囊定位的左边left
windowWidth: app.globalData.windowWidth * app.globalData.scaleFactor
};
},
methods: {
backEvent() {
uni.navigateBack({
delta: 1
})
}
},
mounted() {
console.log(this.textCon,'mmmmmm')
/* 获取设备信息 */
const SystemInfomations = systemInfo()
/* 通用平台 */
this.statusBarHeight = SystemInfomations.statusBarHeight //状态栏高度
this.scaleFactor = SystemInfomations.scaleFactor //比例系数
this.windowWidth = SystemInfomations.windowWidth //当前设备的屏幕宽度
/* 微信小程序平台 */
// #ifdef MP-WEIXIN
this.navHeight = this.IsnavHeight ? (SystemInfomations.navHeight + SystemInfomations.statusBarHeight+180) : 0//头部导航栏总高度
this.navigationBarHeight = SystemInfomations.navHeight//头部导航栏高度
console.log(this.navigationBarHeight)
this.customHeight = SystemInfomations.menuButtonHeight //胶囊高度
this.menubarLeft = SystemInfomations.menuButtonLeft //胶囊左边界距离左上角的距离
// #endif
}
}
</script>
<style scoped lang="scss">
/* #ifdef MP-WEIXIN */
.wx-head-mod {
box-sizing: border-box;
width: 100%;
position: fixed;
top: 0;
left: 0;
}
.wx-head-mod-nav {
box-sizing: border-box;
width: 100%;
position: absolute;
left: 0;
display: flex;
justify-content: center;
align-items: center;
}
.wx-head-mod-nav-content {
box-sizing: border-box;
width: 100%;
display: flex;
justify-content: left;
align-items: center;
position: relative;
}
/* 文本区 */
.wx-head-mod-nav-content-mian {
box-sizing: border-box;
height: 100%;
white-space: nowrap;
text-overflow: ellipsis;
overflow: hidden;
}
/* 返回按钮 */
.wx-head-mod-nav-content-back {
box-sizing: border-box;
width: 60rpx;
height: 100%;
/* background-color: aqua; */
position: absolute;
top: 0;
left: 32rpx;
display: flex;
align-items: center;
justify-content: left;
}
.wx-head-mod-nav-content-back-img {
box-sizing: border-box;
}
/* #endif */
/* #ifndef MP-WEIXIN */
.other-head-mod {
box-sizing: border-box;
width: 100%;
position: fixed;
top: 0;
left: 0;
}
.other-head-mod-mian {
box-sizing: border-box;
width: 100%;
display: flex;
align-items: center;
justify-content: left;
position: absolute;
left: 0;
bottom: 0;
}
/* 返回按钮 */
.other-head-mod-mian-back {
box-sizing: border-box;
height: 100%;
width: 60rpx;
position: absolute;
left: 32rpx;
top: 0;
display: flex;
align-items: center;
}
/* 标题 */
.other-head-mod-mian-title {
box-sizing: border-box;
height: 100%;
white-space: nowrap;
text-overflow: ellipsis;
overflow: hidden;
}
/* #endif */
</style>
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