<template> <div id="SlideBar" class="box"> <div class="item" ref="slide" :style="slideStyle" @touchstart="start($event)" @touchmove="move($event)" @touchend="end($event)"> <img src="../../../static/lun.1.jpg" alt=""> <div class="right"> </div> </div> <div class="btn" ref="btn"> <button>编辑</button> <button style="background:#387ef5;color:#fff">收藏</button> </div> </div></template><script> export default { name: 'SlideBar', props: { }, data (){ return { flag: false, startX: 0, endX: 0, slideStyle: { left: 0, transition: 'none' } } }, methods: { start (e){ //记录开始滑动屏幕的X轴的位置 this.flag = true; this.startX = e.touches[0].clientX; this.endX = this.$refs.slide.offsetLeft; this.slideStyle.transition = 'none'; }, move (e){ if(this.flag){ // 处理鼠标移动的逻辑 var moveX = this.endX + (e.touches[0].clientX - this.startX); //计算滑动的距离 if(Math.abs(moveX) >= this.$refs.btn.offsetWidth && moveX < 0){ //判断滑动的距离是否大于class:btn的宽度 moveX = (Math.abs(moveX) - this.$refs.btn.offsetWidth) * 0.1; // 0.3阻力系数 this.slideStyle.left = - this.$refs.btn.offsetWidth - moveX + 'px'; }else if(moveX >= 0){ //滑动距离是否大于等于0 this.slideStyle.left = 0 + 'px'; //大于等于0让class:item等于0 }else{ this.slideStyle.left = moveX + 'px'; //小于0让class:item等于滑动的距离 } } }, end (e){ if(this.flag){ this.flag = false; // endX = slide.offsetLeft; var moveX = e.changedTouches[0].clientX - this.startX; //计算滑动的距离 this.slideStyle.transition = 'left .3s'; var btnWidth = this.$refs.btn.offsetWidth; //class:btn的宽度 if(moveX < 0){ if(Math.abs(moveX) >= btnWidth / 2 || Math.abs(this.$refs.slide.offsetLeft) >= this.$refs.btn.offsetWidth){ //是否大于class:btn宽度的一半 this.slideStyle.left = - btnWidth + 'px'; //左滑超过class:btn宽度的一半就滑回去 }else if(Math.abs(moveX) < btnWidth / 2){ //小于class:btn宽度的一半 this.slideStyle.left = 0 + 'px'; //左滑没有超过class:btn宽度的一半回原位 } }else if(moveX > 0 && this.endX != 0){ if(Math.abs(moveX) >= btnWidth / 2){ this.slideStyle.left = 0 + 'px'; //右滑超过class:btn宽度的一半就滑回去 }else if(Math.abs(moveX) < btnWidth / 2){ this.slideStyle.left = - btnWidth + 'px'; //右滑没有超过class:btn宽度的一半回原位 } } } } }, mounted (){ var _this = this; // 使用js的现代事件监听transition过渡结束 this.$refs.slide.addEventListener('transitionend',function(){ _this.endX = this.offsetLeft; }) } }</script><style>.box{ position:relative; border-bottom:0.026667rem solid #666666;}.btn{ height:100%; position:absolute; right:0; top:0; background:red; display:flex;}button{ width:1.6rem; height:100%; background:#f8f8f8; border:none;}.item{ padding:0.266667rem; display:flex; position:relative; background:#fff; z-index: 2; box-shadow: 0.026667rem 0 0.053333rem #ddd;}.item img{ width:2.133333rem; height:2.133333rem; margin-right:0.4rem; border-radius: 0.133333rem;}.item .title{ font-size:0.48rem; float: left;}.item .text{ font-size:0.426667rem; color:#888; float: left; margin: 0 1.33rem;}.item .price{ color:#888; float: left; margin: 0 1.33rem;}</style>
效果图：