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="" /> <view> <view> <view data-status='1' bindtap="changeStatus"> <view>城市筛选</view> <image src="{{status=='1' && isActive?'../../youzan-image/red-up.png':'../../youzan-image/down.png'}}" /> </view> <view data-status='2' bindtap="changeStatus"> <view>职位筛选</view> <image src="{{status=='2' && isActive?'../../youzan-image/red-up.png':'../../youzan-image/down.png'}}" /> </view> <view data-status='3' bindtap="changeStatus"> <view>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> <block wx:for="{{city}}" wx:key="id" wx:for-index="index"> <view data-index="{{index}}" bindtap="select">{{item}}</view> </block> </view> </block> <block wx:if="{{isActive==true&&status=='2'}}"> <scroll-view scroll-y="true"> <block wx:for="{{cur}}" data-index='index' wx:for-index='index' wx:key="index"> <view>{{item.title}}</view> <view> <view wx:for="{{item.types}}" wx:for-item="type" wx:key='id' wx:for-index="{{index}}" data-index="{{index}}"> <view data-id="{{id}}" bindtap="multiSelect">{{type}}</view> </view> </view> </block> <view> <button type="warn">确认</button> </view> </scroll-view> </block> <block wx:if="{{isActive==true&&status=='3'}}"> <view> <view>智能排序</view> <view>时间排序</view> <view>薪资排序</view> </view> </block> <view > <view wx:for="{{jobList}}" wx:key="index" data-index="{{index}}"> <template is="list-item" data="{{...item}}" /> </view> </view> <view bindtap="search"> <image src="" /> <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