How to implement folding panels in WeChat mini programs-JS Tutorial-php.cn

How to implement folding panels in WeChat mini programs

亚连

Release： 2018-06-08 16:00:18

Original

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This article mainly introduces the relevant information of WeChat applet to implement folding panel in detail. It has certain reference value. Interested friends can refer to it.

The example in this article is shared with everyone on WeChat. The specific code of the mini program MUI folding panel is for your reference. The specific content is as follows

Implementation principle

The folding effect is achieved by controlling the display and hiding of the details part. At the same time Toggle the down arrow on the right.

Rendering

How to implement folding panels in WeChat mini programs

##WXML

<!--pages/accordion/accordion.wxml-->
<view class="tui-accordion-content">
 <view class="tui-menu-list {{isShowFrom1 ? &#39;tui-shangjiantou&#39; : &#39;tui-xiajiantou&#39;}}">
  <view bindtap="showFrom" data-param="1"><text>表单</text></view>
  <view class="tui-accordion-from {{isShowFrom1 ? &#39;&#39; : &#39;tui-hide&#39;}}">
   <view class="tui-menu-list tui-clear">
    <text class="tui-input-name">input</text>
    <input placeholder="普通输入框"></input>
   </view> 
   <view class="tui-menu-list tui-clear">
    <text class="tui-input-name">input</text>
    <input placeholder="普通输入框"></input>
   </view> 
   <view class="tui-menu-list tui-clear">
    <text class="tui-input-name">input</text>
    <input placeholder="普通输入框"></input>
   </view> 
   <view class="tui-menu-list tui-clear" style="text-align:center;padding-top:20rpx;">
    <button size="mini" type="primary">确定</button>
    <button size="mini" style="margin-left:10rpx;">取消</button>
   </view>
  </view>
 </view>
 <view class="tui-menu-list {{isShowFrom2 ? &#39;tui-shangjiantou&#39; : &#39;tui-xiajiantou&#39;}}">
  <view bindtap="showFrom" data-param="2"><text>轮播图片</text></view>
  <view class="{{isShowFrom2 ? &#39;&#39; : &#39;tui-hide&#39;}}">
   <swiper class="tui-swiper" indicator-dots="{{indicatorDots}}" vertical="{{vertical}}"
      autoplay="{{autoplay}}" interval="{{interval}}" duration="{{duration}}"
      indicator-color="#fff" indicator-active-color="red">
    <block wx:for-items="{{banner_url}}">
     <swiper-item>
      <block wx:if="{{item}}">
       <image class="tui-img" src="{{item}}" mode="aspectFill"/>
      </block>
      <block wx:else>
       <image src="../../images/default_pic.png" mode="aspectFill"></image>
      </block>
     </swiper-item>
    </block>
   </swiper>
  </view>
 </view>
 <view class="tui-menu-list {{isShowFrom3 ? &#39;tui-shangjiantou&#39; : &#39;tui-xiajiantou&#39;}}">
  <view bindtap="showFrom" data-param="3"><text>文字排版</text></view>
  <view class="{{isShowFrom3 ? &#39;&#39; : &#39;tui-hide&#39;}}">
   <view class="tui-h1"><text>H1 标签内文字大小及加粗样式</text></view>
   <view class="tui-h2"><text>H2 标签内文字大小及加粗样式</text></view>
   <view class="tui-h3"><text>H3 标签内文字大小及加粗样式</text></view>
   <view class="tui-h4"><text>H4 标签内文字大小及加粗样式</text></view>
   <view class="tui-h5"><text>H5 标签内文字大小及加粗样式</text></view>
   <view class="tui-h6"><text>H6 标签内文字大小及加粗样式</text></view>
   <view class="tui-p"><text>P 标签内文字大小及加粗样式</text></view>
  </view>
 </view>
</view>

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WXSS

/* pages/accordion/accordion.wxss */
.tui-accordion-content{
 margin: 10px;
 border: 1px solid #c8c7cc;
 border-radius: 5px;
 overflow: hidden;
}
.tui-accordion-from{padding-left: 0;}
.tui-accordion-from input{
 height: 80rpx;
 line-height: 80rpx;
}

.tui-input-name{
 height: 80rpx;
 float: left;
 width: 200rpx;
}

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var banner = require("../../src/js/banner.js");

Page({
 data: {
  isShowFrom1: false,
  isShowFrom2: false,
  isShowFrom3: false,
  indicatorDots: true,
  vertical: false,
  autoplay: true,
  interval: 3000,
  duration: 800,
  banner_url: banner.bannerList
 },
 onLoad: function (options) {

 },
 showFrom(e){
  var param = e.target.dataset.param; 
  this.setData({ 
   isShowFrom1: param == 1 ? (this.data.isShowFrom1 ? false : true) : false,
   isShowFrom2: param == 2 ? (this.data.isShowFrom2 ? false : true) : false,
   isShowFrom3: param == 3 ? (this.data.isShowFrom3 ? false : true) : false
  });
 }
})

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Summary:

1 Each folding panel needs a Boolean variable to control;

2 When controlling the hiding and display of details, the arrow on the right must be switched accordingly;
3 showFrom The function optimizes the modified ternary expression for each Boolean variable.

The above is what I compiled for everyone. I hope it will be helpful to everyone in the future.

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