index.wxml

<!--index.wxml--><view class="container"> <view bindtap="box" class="box" > <view disable-scroll="true" wx:for="{{content}}" bindtouchmove="move" bindtouchstart="movestart" bindtouchend="moveend" data-index="{{item.id}}" data-main="{{mainx}}" class="main {{mainx == item.id? 'mainmove':'mainend'}}" style="left:{{start.x}}px; top:{{start.y}}px">{{item.content}}</view> </view></view>

index.js

//index.js//获取应用实例var app = getApp();var x,y,x1,y1,x2,y2,index,currindex,n,yy;var arr1 = [{content:11,id:1},{content:22,id:2},{content:33,id:3},{content:44,id:4},{content:55,id:5}];Page({ data: { mainx:0, content:[{content:11,id:1},{content:22,id:2},{content:33,id:3},{content:44,id:4},{content:55,id:5}], start:{x:0,y:0} }, movestart:function(e){ currindex = e.target.dataset.index; x = e.touches[0].clientX; y = e.touches[0].clientY; x1 = e.currentTarget.offsetLeft; y1 = e.currentTarget.offsetTop; }, move:function(e){ yy = e.currentTarget.offsetTop; x2 = e.touches[0].clientX-x+x1; y2 = e.touches[0].clientY-y+y1; this.setData({ mainx:currindex, opacity:0.7, start:{x:x2,y:y2} }) }, moveend:function(){ if(y2 != 0){ var arr = []; for(var i=0; i<this.data.content.length; i++){ arr.push(this.data.content[i]); } var nx = this.data.content.length; n=1; for(var k=2; k<nx; k++){ if(y2>(52*(k-1)+k*2-26)){ n=k; } } if(y2>(52*(nx-1)+nx*2-26)){ n = nx; } console.log(arr); console.log(arr1) arr.splice((currindex-1),1); arr.splice((n-1),0,arr1[currindex-1]); arr1 = []; for(var m=0; m<this.data.content.length; m++){ console.log(arr[m]); arr[m].id = m+1; arr1.push(arr[m]); } // console.log(arr1); this.setData({ mainx:"", content:arr, opacity:1 }) } }})

index.wxss

.container { height: 100%; display: flex; flex-direction: column; align-items: center; justify-content: space-between; padding: 200rpx 0; box-sizing: border-box;} .box{width:300px; position: relative}.main{width: 90%; height:50px; background: #eee; border: 1px solid #ccc; margin:2px auto; text-align: center; line-height: 50px;}.mainmove{position: absolute; opacity: 0.7}.maind{background: #fff; border:1px dashed #efefef;}.mainend{position: static; opacity: 1;}

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