快活林资源网 Design By www.csstdc.com

本文实例为大家分享了微信小程序实现手指拖动选项排序的具体代码,供大家参考,具体内容如下

效果:

微信小程序实现手指拖动选项排序

wxml:

<view>
 <view class="dileititle">手指移动选项排序</view>
 <view style="width:740rpx;height:80vh;overflow-y:auto;padding:0 90rpx;margin:auto;" id="movebox">
 <block wx:for="{{list}}" wx:key="index">
 <view catchtouchmove="listitemmove" catchtouchend="listitemmove" data-index="{{index}}" class="flex1 dileiitemlist" id="movelist{{index}}" style="left:0;right:0;{{nowmoveindex==index">
 <view class="{{moveoutindex==index" style="height:0;transition: height 0.2s;"></view>
 <view class="ranknum">{{index+1}}</view>
 <view class="flex1" style="border-radius:10rpx;width:440rpx;position:relative;color:#fff;">
 <view style="flex:1;text-align: center;margin-right: 20rpx;padding: 20rpx 20rpx;background:#8eb1f7;border-radius:10rpx;">{{item.member.nickname}}</view>
 </view>
 </view>
 </block>
 </view>
</view>
<button class='tijiao' catchtap="lastsubmit">确定</button>

js:

let app = getApp()
app.unitgameinfo = {"members":[{"member":{"nickname":"小程序照片合成","job":"ckext"},},{"member":{"nickname":"高球丸子"},},{"member":{"nickname":"DRobertdsf","job":"黄金"},},{"member":{"nickname":"erer","job":"ckext"},},{"member":{"nickname":"just do it","job":"黄金"},},{"member":{"nickname":"888"},}],};
Page({
 data: {
 },
 onLoad: function (options) {
 var info = app.unitgameinfo,list;
 list = info.members;
 this.setData({options,info,list});
 this.getwxmlcode("#movebox",(resp)=>{
 this.setData({movebox:resp})
 setTimeout(()=>{this.getwxmlcode("#movelist0",(res)=>{
 this.setData({movelist0:res})
 var jiange = res.top-resp.top;
 var yiban = res.bottom - res.top + jiange;
 this.setData({
  itemheight:res.bottom - res.top,
  jiange:yiban, //两条中间到另一条的距离
  jianqu:resp.top-(res.bottom - res.top)/2, //位置要减去距离
 })
 })},300)
 })
 
 },
 getwxmlcode(str,cal){
 const query1 = wx.createSelectorQuery()
 query1.select(str).boundingClientRect()
 query1.selectViewport().scrollOffset()
 query1.exec((res) => {
 if(cal) cal(res[0])
 })
 },
 listitemmove(e){
 // console.log(e)
 if(e.type=="touchmove"){
 var movetop = e.touches[0].pageY-this.data.itemheight;
 var moveoutindex = parseInt((movetop-this.data.jianqu)/this.data.jiange);
 if(e.currentTarget.dataset.index<=moveoutindex) moveoutindex++;
 this.moveoutindex = moveoutindex;
 this.setData({nowmoveindex:e.currentTarget.dataset.index,movetop,moveoutindex})
 }else{
 let index = e.currentTarget.dataset.index,score = this.data.list;
 let data = {...score[index]};
 score.splice(index,1);
 if(index<=this.moveoutindex-1) this.moveoutindex--;
 score.splice(this.moveoutindex,0,data);
 this.setData({list:score,moveoutindex:-1,nowmoveindex:-1});
 }
 },
 onShow: function(){
 },
 lastsubmit(){
 console.log(this.data.list)
 },
 
})

wxss:

page{background-color: #fff;font-size:30rpx;text-align: center;color: #2952a5;}
.tijiao{
 color: #fff;font-size: 30rpx;line-height: 2.8;
 margin: 20rpx auto 20rpx;width:80vw;position: fixed;bottom: 50rpx;left: 10vw;
 background-color: #2952a5;border-radius:50rpx;
}
.dileiitemlist{justify-content: center;padding-top:30rpx;flex-wrap: wrap;}
.dileititle{font-size: 32rpx;line-height: 100rpx;}
.ranknum{width:60rpx;height: 60rpx;line-height: 60rpx;text-align: center;border-radius:50%;border:1rpx solid #2952a5;margin-right:30rpx;}
.changemovenow{width:100%;height:60px!important;}
.flex1{display:flex;align-items:center;}

以上就是本文的全部内容,希望对大家的学习有所帮助,也希望大家多多支持。

快活林资源网 Design By www.csstdc.com
广告合作:本站广告合作请联系QQ:858582 申请时备注:广告合作(否则不回)
免责声明:本站资源来自互联网收集,仅供用于学习和交流,请遵循相关法律法规,本站一切资源不代表本站立场,如有侵权、后门、不妥请联系本站删除!
快活林资源网 Design By www.csstdc.com