微信小程序?qū)崿F(xiàn)下拉菜單切換效果

本文實(shí)例為大家分享了微信小程序?qū)崿F(xiàn)下拉菜單切換展示的具體代碼，供大家參考，具體內(nèi)容如下

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效果圖：

wxml：

<!-- 下拉菜單 -->
 <view id="swiper-tab">
 <view class="swiper-tab">
 <view class="swiper-tab-list {{currentTab==0 ? 'on' : ''}}" data-current="0" bindtap="tabNav">{{first}}
 <i></i>
 </view>
 <view class="swiper-tab-list {{currentTab==1 ? 'on' : ''}}" data-current="1" bindtap="tabNav">{{second}}
 <i></i>
 </view>
 <view class="swiper-tab-list {{currentTab==2 ? 'on' : ''}}" data-current="2" bindtap="tabNav">{{thirds}}
 <i></i>
 </view>
 <view class="swiper-tab-list {{currentTab==3 ? 'on' : ''}}" data-current="3" bindtap="tabNav">{{fours}}
 <i></i>
 </view>
 </view>
 <swiper current="{{currentTab}}" duration="1000" class="swiper-item" style='display:{{displays}}'>
 <swiper-item>
 <view>
  <view class='qiehuannier'>
  <view class="nav bc_white">
  <view class="{{selected?'red':'default'}}" bindtap="selected">系統(tǒng)提醒</view>
  <view class="{{selected1?'red':'default'}}" bindtap="selected1">優(yōu)惠活動</view>
  <view class="{{selected2?'red':'default'}}" bindtap="selected2">優(yōu)惠活動</view>
  </view>
  <view id="rights">
  <view class="{{selected?'show':'hidden'}}">
  <view class="{{_sum == 1?'add_adress':'add_city'}}" data-num="1" bindtap="clickSum" data-name="北京">北京</view>
  <view class="{{_sum == 2?'add_adress':'add_city'}}" data-num="2" bindtap="clickSum" data-name="上海">上海</view>
  <view class="{{_sum == 3?'add_adress':'add_city'}}" data-num="3" bindtap="clickSum" data-name="上海">上海</view>
  <view class="{{_sum == 4?'add_adress':'add_city'}}" data-num="4" bindtap="clickSum" data-name="上海">上海</view>
  <view class="{{_sum == 5?'add_adress':'add_city'}}" data-num="5" bindtap="clickSum" data-name="上海">上海</view>
  <view class="{{_sum == 6?'add_adress':'add_city'}}" data-num="6" bindtap="clickSum" data-name="上海">上海</view>
  </view>
  <view class="{{selected1?'show':'hidden'}}">
  <view class="{{_mum == 1?'add_adre':'add_city'}}" data-num="1" bindtap="clickMum" data-name="北京">北京</view>
  <view class="{{_mum == 2?'add_adre':'add_city'}}" data-num="2" bindtap="clickMum" data-name="上海">上海</view>
  <view class="{{_mum == 3?'add_adre':'add_city'}}" data-num="3" bindtap="clickMum" data-name="上海">上海</view>
  <view class="{{_mum == 4?'add_adre':'add_city'}}" data-num="4" bindtap="clickMum" data-name="上海">上海</view>
  </view>
  <view class="{{selected2?'show':'hidden'}}">
  <view class="{{_cum == 1?'add_ad':'add_city'}}" data-num="1" bindtap="clickCum" data-name="北京">北京</view>
  <view class="{{_cum == 2?'add_ad':'add_city'}}" data-num="2" bindtap="clickCum" data-name="上海">上海</view>
  <view class="{{_cum == 3?'add_ad':'add_city'}}" data-num="3" bindtap="clickCum" data-name="上海">上海</view>
  </view>
  </view>
  </view>
 </view>
 </swiper-item>
 <swiper-item>
 <view class="location_bottom" hidden="">
  <view class="{{_num == 1?'add_citying':'add_city'}}" data-num="1" bindtap="clickNum" data-name="北京">北京</view>
  <view class="{{_num == 2?'add_citying':'add_city'}}" data-num="2" bindtap="clickNum" data-name="上海">上海</view>
  <view class="{{_num == 3?'add_citying':'add_city'}}" data-num="3" bindtap="clickNum" data-name="上海">上海</view>
  <view class="{{_num == 4?'add_citying':'add_city'}}" data-num="4" bindtap="clickNum" data-name="上海">上海</view>
  <view class="{{_num == 5?'add_citying':'add_city'}}" data-num="5" bindtap="clickNum" data-name="上海">上海</view>
  <view class="{{_num == 6?'add_citying':'add_city'}}" data-num="6" bindtap="clickNum" data-name="上海">上海</view>
  <view class="{{_num == 7?'add_citying':'add_city'}}" data-num="7" bindtap="clickNum" data-name="上海">上海</view>
 </view>
 </swiper-item>
 <swiper-item>
 <view class="location_bottom" hidden="">
  <view class="{{_res == 1?'add_House':'add_city'}}" data-num="1" bindtap="clickHouse" data-name="北京">北京</view>
  <view class="{{_res == 2?'add_House':'add_city'}}" data-num="2" bindtap="clickHouse" data-name="北京">上海</view>
  <view class="{{_res == 3?'add_House':'add_city'}}" data-num="3" bindtap="clickHouse" data-name="北京">上海</view>
  <view class="{{_res == 4?'add_House':'add_city'}}" data-num="4" bindtap="clickHouse" data-name="北京">上海</view>
  <view class="{{_res == 5?'add_House':'add_city'}}" data-num="5" bindtap="clickHouse" data-name="上海">上海</view>
  <view class="{{_res == 6?'add_House':'add_city'}}" data-num="6" bindtap="clickHouse" data-name="北京">上海</view>
  <view class="{{_res == 7?'add_House':'add_city'}}" data-num="7" bindtap="clickHouse" data-name="北京">上海</view>
 </view>
 </swiper-item>
 <swiper-item class="shaixuankuang">
 <view class="shaixuan">
  <span class="shuaixuantiaojian">面積</span>
  <block wx:for="{{array}}" wx:key="key">
  <view class="chose-txt" data-id="{{index}}" bindtap="choseTxtColor" >
  <text class="chose-p">{{item.name}}</text>
  </view>
  </block>
  <view class="zidingyi">
  <span>自定義面積:</span>
  <input class="front" type='text'></input>
  <p>-</p>
  <input class="back" type='text'></input>
  <button>設(shè)置</button>
  </view>
 </view>
 <view class="shaixuan">
  <span class="shuaixuantiaojian">朝向</span>
  <block wx:for="{{chaoxiang}}" wx:key="key">
  <view class="chose-txt" data-id="{{index}}" bindtap="chaoxiang" >
  <text class="chose-p">{{item.name}}</text>
  </view>
  </block>
 </view>
 
 <view class="shaixuan">
  <span class="shuaixuantiaojian">樓層</span>
  <block wx:for="{{louceng}}" wx:key="key">
  <view class="chose-txt" data-id="{{index}}" bindtap="louceng" >
  <text class="chose-p">{{item.name}}</text>
  </view>
  </block>
 </view>
 <view class="shaixuan">
  <span class="shuaixuantiaojian">裝修</span>
  <block wx:for="{{zhuangxiu}}" wx:key="key">
  <view class="chose-txt" data-id="{{index}}" bindtap="zhuangxiu" >
  <text class="chose-p">{{item.name}}</text>
  </view>
  </block>
 </view>
 <view class="shaixuan">
  <span class="shuaixuantiaojian">建筑類別</span>
  <block wx:for="{{leibei}}" wx:key="key">
  <view class="chose-txt" data-id="{{index}}" bindtap="leibei" >
  <text class="chose-p">{{item.name}}</text>
  </view>
  </block>
 </view>
 <view class="shaixuan">
  <span class="shuaixuantiaojian">特色</span>
  <block wx:for="{{tese}}" wx:key="key">
  <view class="chose-txt" data-id="{{index}}" bindtap="tese" >
  <text class="chose-p">{{item.name}}</text>
  </view>
  </block>
 </view>
 <view class="shaixuan">
  <span class="shuaixuantiaojian">排序</span>
  <block wx:for="{{paixu}}" wx:key="key">
  <view class="chose-txt" data-id="{{index}}" bindtap="paixu" >
  <text class="chose-p">{{item.name}}</text>
  </view>
  </block>
 </view>
 <view class="qingkong">
  <span class="tianjian" bindtap="qingchu">清除條件</span>
  <p class="queren" bindtap="queren">確認(rèn)</p>
 </view>
 </swiper-item>
 </swiper>
 </view>
 <view class="swiper-beijing" bindtap="hideNav" style='display:{{displays}}'></view>

wxss：

/*下拉菜單 */
 
/* 下面是tobar */
 
#swiper-tab {
 width: 100%;
 position: relative;
}
 
.swiper-tab {
 width: 100%;
 text-align: center;
 line-height: 80rpx;
 background-color: white;
}
 
.swiper-tab-list {
 font-size: 30rpx;
 display: inline-block;
 width: 25%;
 color: #666;
 border-bottom: 0rpx;
 position: relative;
}
 
.swiper-tab-list i {
 position: absolute;
 bottom: 30%;
 right: 14%;
 width: 0px;
 height: 0px;
 border: 5px solid #4e4e4e;
 border-top-color: #4e4e4e;
 border-bottom-color: transparent;
 border-left-color: transparent;
 border-right-color: transparent;
}
 
.on {
 color: #f63;
 border-bottom: 2rpx solid #f63;
}
 
.on i {
 border: 5px solid #f63;
 border-top-color: #f63;
 border-bottom-color: transparent;
 border-left-color: transparent;
 border-right-color: transparent;
}
 
.swiper-box {
 display: block;
 height: 100%;
 width: 100%;
 overflow: hidden;
}
 
.swiper-box view {
 text-align: center;
}
 
.swiper-item {
 background: #fff;
 width: 100%;
 height: 600rpx;
 display: none;
 position: absolute;
 top: 100rpx;
 z-index: 333333;
 left: 0;
 animation: displays 1s;
}
 
@keyframes displays {
 from {
 height: 0px;
 }
 
 to {
 height: 600rpx;
 }
}
 
.swiper-beijing {
 width: 100%;
 height: 200%;
 background: #000;
 opacity: 0.5;
 position: absolute;
 top: 130px;
 left: 0;
 display: none;
 z-index: 888;
 animation: 1s;
}
 
 
/* 下拉切換中的切換 */
 
.nav {
 width: 20%;
 height: 100rpx;
 float: left;
 flex-direction: row;
}
 
.default {
 width: 100%;
 line-height: 100rpx;
 text-align: center;
 color: #000;
 font-weight: bold;
 font-size: 28rpx;
 overflow: hidden;
}
 
.red {
 width: 100%;
 float: right;
 line-height: 100rpx;
 text-align: center;
 color: #f63;
 font-weight: bold;
 font-size: 28rpx;
}
 
.show {
 display: block;
 text-align: center;
 line-height: 200rpx;
}
 
.hidden {
 display: none;
 text-align: center;
 line-height: 200px;
}
 
#rights {
 width: 79%;
 float: right;
 border-left: solid 1px #eee;
 font-size: 15px;
 max-height: 600rpx;
 overflow-y: auto;
 overflow-x: hidden;
}
 
/*添加class改變樣式 */
 
.location_bottom {
 width: 100%;
 height: 400rpx;
 line-height: 140rpx;
 color: #d91f16;
 font-size: 28rpx;
 padding: 0 20rpx;
 align-items: center;
}
 
.add_city {
 width: 90%;
 display: block;
 height: 70rpx;
 line-height: 70rpx;
 border-bottom: 2rpx solid #ebebeb;
 color: #000;
 padding-left: 5%;
}
 
.add_adress {
 height: 70rpx;
 line-height: 70rpx;
 border-bottom: 2rpx solid #f63;
 color: #f63;
}
 
.add_adre {
 height: 70rpx;
 line-height: 70rpx;
 border-bottom: 2rpx solid #f63;
 color: #f63;
}
 
.add_citying {
 padding-left: 5%;
 height: 70rpx;
 line-height: 70rpx;
 border-bottom: 2rpx solid #f63;
 color: #f63;
}
 
.add_House {
 padding-left: 5%;
 height: 70rpx;
 line-height: 70rpx;
 border-bottom: 2rpx solid #f63;
 color: #f63;
}
 
/*// 篩選 */
 
.shaixuankuang {
 width: 100%;
 height: 600rpx;
 overflow: hidden;
 max-height: 600rpx;
 overflow-y: auto;
 overflow-x: hidden;
}
 
.shaixuan {
 width: 100%;
 height: auto;
 overflow: hidden;
}
 
.shuaixuantiaojian {
 width: 95%;
 padding: 0 2.5% 1%;
 display: block;
 font-size: 15px;
 color: #999;
}
 
.chose-txt {
 /* border-radius: 6px; */
 font-size: 26rpx;
 width: 29%;
 margin: 4px 14rpx;
 float: left;
}
 
.chose-p {
 line-height: 25px;
 width: 100%;
 height: 25px;
 text-align: center;
 float: left;
}
 
.zidingyi {
 width: 95%;
 height: 50px;
 margin: 0 auto;
 overflow: hidden;
}
 
.zidingyi span {
 float: left;
 font-size: 16px;
 line-height: 40px;
 color: #666;
 margin-right: 15rpx;
}
 
.zidingyi input {
 width: 50px;
 padding-left: 10rpx;
 float: left;
 margin-top: 10rpx;
 font-size: 15px;
 line-height: 40px;
 border: solid 1px #eee;
 color: #666;
}
 
.zidingyi p {
 float: left;
 margin: 0 15rpx;
 line-height: 40px;
 color: #666;
}
 
.zidingyi button {
 height: 28px;
 float: left;
 margin: 10rpx 0 0 25rpx;
 font-size: 13px;
 line-height: 28px;
 /* border: solid 1px #eee; */
 color: #666;
}
 
.qingkong {
 width: 95%;
 height: 40px;
 margin: 40rpx auto 30rpx;
}
 
.qingkong span {
 float: left;
 width: 35%;
 height: 33px;
 border: 1px solid #eee;
 box-sizing: border-box;
 color: #666;
 font-size: 14px;
 font-weight: 300;
 text-align: center;
 line-height: 33px;
 border-radius: 3px;
}
.qingkong p{
 float: right;
 width: 55%;
 height: 35px;
 color: #fff;
 font-size: 14px;
 font-weight: 300;
 text-align: center;
 line-height: 35px;
 background: rgba(229,65,65,0.95);
 border-radius: 3px;
}

js：

//banner
Page({
 data: {
 // 下拉菜單
 first: '區(qū)域',
 second: '售價(jià)',
 thirds: '房型',
 fours: '篩選',
 _num: 0,
 _res: 0,
 
 // 篩選
 array: [{ name: '單拍' }, { name: '親子套餐' }, { name: '活動套餐' }, { name: '女王套餐' }],
 chaoxiang: [{ name: '單拍' }, { name: '親子套餐' }, { name: '活動套餐' }, { name: '女王套餐' }],
 louceng: [{ name: '單拍' }, { name: '親子套餐' }, { name: '活動套餐' }, { name: '女王套餐' }],
 zhuangxiu: [{ name: '單拍' }, { name: '親子套餐' }, { name: '活動套餐' }, { name: '女王套餐' }],
 leibei: [{ name: '單拍' }, { name: '親子套餐' }, { name: '活動套餐' }, { name: '女王套餐' }],
 tese: [{ name: '單拍' }, { name: '親子套餐' }, { name: '活動套餐' }, { name: '女王套餐' }],
 paixu: [{ name: '單拍' }, { name: '親子套餐' }, { name: '活動套餐' }, { name: '女王套餐' }],
 one: 0,
 two: 0,
 third: 0,
 four: 0,
 five: 0,
 six: 0,
 seven: 0,
 },
 isShow: true,
 currentTab: 0,
 
 // 下拉切換
 hideNav: function () {
 this.setData({
 displays: "none"
 })
 },
 // 區(qū)域
 tabNav: function (e) {
 this.setData({
 displays: "block"
 })
 this.setData({
 selected1: false,
 selected2: false,
 selected: true
 })
 if (this.data.currentTab === e.target.dataset.current) {
 return false;
 } else {
 
 var showMode = e.target.dataset.current == 0;
 
 this.setData({
 currentTab: e.target.dataset.current,
 isShow: showMode
 })
 }
 },
 // 下拉切換中的切換
 // 區(qū)域
 selected: function (e) {
 this.setData({
 selected1: false,
 selected2: false,
 selected: true
 })
 },
 selected1: function (e) {
 this.setData({
 selected: false,
 selected2: false,
 selected1: true
 })
 },
 selected2: function (e) {
 this.setData({
 selected: false,
 selected1: false,
 selected2: true
 })
 },
 // 下拉菜單1 2 3 4
 // 區(qū)域
 clickSum: function (e) {
 console.log(e.target.dataset.num)
 this.setData({
 _sum: e.target.dataset.num
 })
 this.setData({
 first: e.target.dataset.name
 })
 this.setData({
 displays: "none"
 })
 var text = this.data.name
 console.log(text)
 },
 onLoad: function (options) {
 
 },
 clickMum: function (e) {
 console.log(e.target.dataset.num)
 this.setData({
 _mum: e.target.dataset.num
 })
 this.setData({
 displays: "none"
 })
 var text = this.data.name
 console.log(text)
 },
 onLoad: function (options) {
 
 },
 clickCum: function (e) {
 console.log(e.target.dataset.num)
 this.setData({
 _cum: e.target.dataset.num
 })
 this.setData({
 displays: "none"
 })
 var text = this.data.name
 console.log(text)
 },
 onLoad: function (options) {
 
 },
 // 售價(jià)
 clickNum: function (e) {
 console.log(e.target.dataset.num)
 this.setData({
 _num: e.target.dataset.num
 })
 this.setData({
 second: e.target.dataset.name
 })
 this.setData({
 displays: "none"
 })
 var text = this.data.name
 console.log(text)
 },
 onLoad: function (options) {
 
 },
 // 房型
 clickHouse: function (e) {
 console.log(e.target.dataset.num)
 this.setData({
 _res: e.target.dataset.num
 })
 this.setData({
 thirds: e.target.dataset.name
 })
 this.setData({
 displays: "none"
 })
 },
 onLoad: function (options) {
 
 },
 
 // 篩選
 choseTxtColor: function (e) {
 var id = e.currentTarget.dataset.id; //獲取自定義的ID值 
 console.log(e.currentTarget.dataset.id)
 this.setData({
 one: id
 })
 },
 chaoxiang: function (e) {
 var id = e.currentTarget.dataset.id; //獲取自定義的ID值 
 this.setData({
 two: id
 })
 },
 louceng: function (e) {
 var id = e.currentTarget.dataset.id; //獲取自定義的ID值 
 this.setData({
 third: id
 })
 },
 zhuangxiu: function (e) {
 var id = e.currentTarget.dataset.id; //獲取自定義的ID值 
 this.setData({
 four: id
 })
 },
 leibei: function (e) {
 var id = e.currentTarget.dataset.id; //獲取自定義的ID值 
 this.setData({
 five: id
 })
 },
 tese: function (e) {
 var id = e.currentTarget.dataset.id; //獲取自定義的ID值 
 this.setData({
 six: id
 })
 },
 paixu: function (e) {
 var id = e.currentTarget.dataset.id; //獲取自定義的ID值 
 this.setData({
 seven: id
 })
 }
})

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微信小程序?qū)崿F(xiàn)下拉菜單切換效果