这次给大家带来小程序开发做出弹出菜单功能（附代码），小程序开发做出弹出菜单功能（的注意事项有哪些，下面就是实战案例，一起来看一下。
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;
}
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具体实现
wxml
<import></import><view>
<view>
<view>
<view>城市筛选</view>
<image></image>
</view>
<view>
<view>职位筛选</view>
<image></image>
</view>
<view>
<view>排序方式</view>
<image></image>
</view>
</view>
<block>
<view>
<block>
<view>{{item}}</view>
</block>
</view>
</block>
<block>
<scroll-view>
<block>
<view>{{item.title}}</view>
<view>
<view>
<view>{{type}}</view>
</view>
</view>
</block>
<view>
<button>确认</button>
</view>
</scroll-view>
</block>
<block>
<view>
<view>智能排序</view>
<view>时间排序</view>
<view>薪资排序</view>
</view>
</block>
<view>
<view>
<template></template>
</view>
</view>
<view>
<image></image>
<text>搜索</text>
</view></view>
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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;
}
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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}`,
})
}
})
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相信看了本文案例你已经掌握了方法，更多精彩请关注有卡有网。
