微信小程序 选项卡的简单实例

<!--pages/home/home.wxml--><view class="swiper-tab">   <view class="swiper-tab-item {{currentTab==0 ? 'on' : ''}}" data-current="0" bindtap="swichNav">热门</view>   <view class="swiper-tab-item {{currentTab==1 ? 'on' : ''}}" data-current="1" bindtap="swichNav">关注</view>   <view class="swiper-tab-item {{currentTab==2 ? 'on' : ''}}" data-current="2" bindtap="swichNav">好友</view> </view> <swiper current="{{currentTab}}" class="swiper-box" duration="300" style="height:{{winHeight - 80}}px" bindchange="bindChange">   <swiper-item>    <view>热门</view>   </swiper-item>   <swiper-item>    <view>关注</view>   </swiper-item>   <swiper-item>    <view>好友</view>   </swiper-item> </swiper> 

/* pages/home/home.wxss */.swiper-tab{   width: 100%;   border-bottom: 2rpx solid #eeeeee;   text-align: center;   line-height: 80rpx;} .swiper-tab-item{ font-size: 30rpx;   display: inline-block;   width: 33.33%;   color: #666666; } .on{ color: #f10b2e;   border-bottom: 5rpx solid #f10b2e;} .swiper-box{ display: block; height: 100%; width: 100%; overflow: hidden; } .swiper-box view{   text-align: center; } 

// pages/home/home.jsvar app = getApp()Page({ data: {  winWidth: 0,  winHeight: 0,  // tab切换   currentTab: 0, }, onLoad: function () {  var that = this;  wx.getSystemInfo({   success: function (res) {    that.setData({     winWidth: res.windowWidth,     winHeight: res.windowHeight    });   }  }); }, bindChange: function (e) {  var that = this;  that.setData({ currentTab: e.detail.current }); }, swichNav: function (e) {  var that = this;  if (this.data.currentTab === e.target.dataset.current) {   return false;  } else {   that.setData({    currentTab: e.target.dataset.current   })  } }})