Simple implementation example of tab in mini program development

This article mainly introduces relevant information about simple examples of WeChat mini program tabs. Friends in need can refer to

Simple examples of WeChat mini program tabs

Look at the effect

Code:

home.wxml

<!--pages/home/home.wxml-->
<view class="swiper-tab"> 
  <view class="swiper-tab-item {{currentTab==0 ? &#39;on&#39; : &#39;&#39;}}" data-current="0" bindtap="swichNav">热门</view> 
  <view class="swiper-tab-item {{currentTab==1 ? &#39;on&#39; : &#39;&#39;}}" data-current="1" bindtap="swichNav">关注</view> 
  <view class="swiper-tab-item {{currentTab==2 ? &#39;on&#39; : &#39;&#39;}}" 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>

home. wxss

/* 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; 
}

home.js

// pages/home/home.js
var 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
   })
  }
 }
})

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