这篇文章将为大家详细讲解有关微信小程序如何实现弹出菜单功能，小编觉得挺实用的，因此分享给大家做个参考，希望大家阅读完这篇文章后可以有所收获。
需求
点击标签栏按钮，向下弹出菜单，再次点击，收回菜单
要解决的问题
标签栏三栏样式，标签栏固定不动；
点击标签栏弹出菜单，并且出现透明遮罩；
遮罩优先级在弹出框之下；
弹出框内标签的设置；
滚动栏滚动条的隐藏
如何解决？
弹性布局，横向，三者平分整栏;
状态监听点击事件，数据控制hide或者show,通过rgba设置透明度
弹出框设置z-index；
弹性布局flex 横向排列 超出后wrap 然后space-around控制间距
::-webkit-scrollbar {
width: 0;
height: 0;
color: transparent;
}具体实现
wxml
<import src="../../templates/template" />
<view class="container {{isMask?'mask':''}}">
<view class="header">
<view class="filterCity {{status=='1' && isActive?'active':''}}" data-status='1' bindtap="changeStatus">
<view class="city">城市筛选</view>
<image src="{{status=='1' && isActive?'../../youzan-image/red-up.png':'../../youzan-image/down.png'}}" />
</view>
<view class="filterJob {{status=='2' && isActive?'active':''}}" data-status='2' bindtap="changeStatus">
<view class="job">职位筛选</view>
<image src="{{status=='2' && isActive?'../../youzan-image/red-up.png':'../../youzan-image/down.png'}}" />
</view>
<view class="filterOrder {{status=='3'&& isActive?'active':''}}" data-status='3' bindtap="changeStatus">
<view class="order">排序方式</view>
<image src="{{status=='3' && isActive?'../../youzan-image/red-up.png':'../../youzan-image/down.png'}}" />
</view>
</view>
<block wx:if="{{isActive==true&&status=='1'}}">
<view class="cityContainer">
<block wx:for="{{city}}" wx:key="id" wx:for-index="index">
<view class="city {{isSelect&&index==curIndex?'select':''}}" data-index="{{index}}" bindtap="select">{{item}}</view>
</block>
</view>
</block>
<block wx:if="{{isActive==true&&status=='2'}}">
<scroll-view scroll-y="true" class="posContainer">
<block wx:for="{{cur}}" data-index='index' wx:for-index='index' wx:key="index">
<view class="title">{{item.title}}</view>
<view class="poscontent">
<view wx:for="{{item.types}}" wx:for-item="type" wx:key='id' wx:for-index="{{index}}" data-index="{{index}}">
<view class="tag {{isSelect&&index==curIndex?'select':''}}" data-id="{{id}}" bindtap="multiSelect">{{type}}</view>
</view>
</view>
</block>
<view class="confirm">
<button class="weui-btn" type="warn">确认</button>
</view>
</scroll-view>
</block>
<block wx:if="{{isActive==true&&status=='3'}}">
<view class="orderContainer">
<view class="block">智能排序</view>
<view class="block">时间排序</view>
<view class="block">薪资排序</view>
</view>
</block>
<view class="listContainer" >
<view wx:for="{{jobList}}" wx:key="index" data-index="{{index}}">
<template is="list-item" data="{{...item}}" />
</view>
</view>
<view class="search " bindtap="search">
<image src="../../youzan-image/search.png" />
<text>搜索</text>
</view>
</view>wxss
page {
position: relative;
width: 100%;
height: 100vh;
}
.header {
width: 100%;
height: 80rpx;
position: fixed;
top: 0;
display: flex;
flex-direction: row;
justify-content: space-between;
text-align: center;
color: #313131;
font-size: 16px;
border-bottom: 1rpx solid #eeeeee;
z-index: 9999;
background-color: #fff;
}
.filterCity {
flex: 1;
position: relative;
height: 80rpx;
line-height: 80rpx;
}
.filterJob {
position: relative;
flex: 1;
height: 80rpx;
line-height: 80rpx;
}
.filterOrder {
position: relative;
flex: 1;
height: 80rpx;
line-height: 80rpx;
}
.header image {
position: absolute;
right: 15rpx;
top: 26rpx;
width: 30rpx;
height: 30rpx;
}
.active {
color: #ef0001;
}
.mask {
width: 100%;
height: 100%;
position: fixed;
top: 80rpx;
background-color: rgba(15, 15, 26, 0.3);
}
.cityContainer {
display: flex;
flex-direction: row;
justify-content: space-around;
align-items: space-between;
flex-wrap: wrap;
width: 100%;
height: 300rpx;
z-index: 999;
background-color: #fff;
border-bottom: 1rpx solid #e9e9e9;
padding-bottom: 130rpx;
}
.cityContainer .city {
display: block;
font-size: 15px;
margin-top: 100rpx;
width: 150rpx;
height: 50rpx;
line-height: 50rpx;
text-align: center;
border: 1rpx solid #e9e9e9;
overflow: hidden;
}
.select {
color: #ffffff;
background-color: #ed0000;
}
.posContainer {
height: 980rpx;
width: 100%;
background-color: #fff;
/* overflow:auto; */
}
::-webkit-scrollbar {
width: 0;
height: 0;
color: transparent;
}
.title {
margin-top: 55rpx;
font-size: 15px;
margin-left: 28rpx;
}
.poscontent {
width: 100%;
display: flex;
flex-direction: row;
justify-content: flex-start;
flex-wrap: wrap;
margin-top: -15rpx;
}
.tag {
margin-left: 28rpx;
margin-top: 23rpx;
font-size: 13px;
width: 150rpx;
height: 50rpx;
line-height: 50rpx;
text-align: center;
border: 1rpx solid #e9e9e9;
}
.confirm {
width: 100%;
height: 150rpx;
border: 1rpx solid transparent;
background-color: #fff;
}
.weui-btn {
position: fixed;
width: 95%;
bottom: 52rpx;
left: 50%;
transform: translateX(-50%);
}
.orderContainer {
display: flex;
flex-direction: row;
justify-content: space-around;
align-items: center;
background-color: #fff;
width: 100%;
height: 125rpx;
}
.block {
font-size: 13px;
width: 200rpx;
height: 50rpx;
line-height: 50rpx;
text-align: center;
border: 1rpx solid #e9e9e9;
}
.search {
position: fixed;
bottom: 80rpx;
background-color: #fff;
right: 25rpx;
width: 150rpx;
height: 75rpx;
line-height: 75rpx;
text-align: center;
border-radius: 35rpx;
box-shadow: 1rpx 1rpx 7rpx 7rpx #f5f5f5;
}
.search image {
width: 30rpx;
height: 30rpx;
}
.search text {
font-size: 15px;
padding-left: 9rpx;
color: #666666;
}
.listContainer {
width: 100%;
height: 100%;
margin-top: 80rpx;
}js
import category from '../../api/employ'
import jobList from '../../api/detail'
Page({
data: {
curIndex: '',
isActive: false,
jobList:[],
cur: [],
job: [],
isShow: true,
status: 0,
isMask: false,
isSelect: false,
city: ['全国', '杭州', '北京', '深圳', '上海', '广州', '武汉', '重庆']
},
changeStatus(e) {
let status = e.currentTarget.dataset.status;
let cur = category;
this.setData({
isActive: !this.data.isActive,
status: status,
isMask: !this.data.isMask,
cur: cur,
})
},
select(e) {
let curIndex = e.currentTarget.dataset.index;
this.setData({
isSelect: " curIndex == this.data.curIndex ? '!this.data.isActive' : 'true' ",
isActive: false,
isMask:false,
curIndex: curIndex,
})
},
multiSelect(e){
let multiIndex=e.currentTarget.dataset.index;
this.setData({
isSelect:!this.data.isSelect,
curIndex:multiIndex
})
},
search(e) {
wx.navigateTo({
url: '../search/search',
})
},
onLoad: function (e) {
this.setData({
jobList:jobList
})
},
click:function (e) {
let id =e.currentTarget.dataset.id;
wx.navigateTo({
url: `../detail/detail?id=${id}`,
})
}
})关于“微信小程序如何实现弹出菜单功能”这篇文章就分享到这里了，希望以上内容可以对大家有一定的帮助，使各位可以学到更多知识，如果觉得文章不错，请把它分享出去让更多的人看到。
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