<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1"> <title> jquery 拖动</title> <meta content=""> <meta content=""> <link href=""external nofollow" stylesheet"> <style> *{margin: 0;padding: 0;box-sizing: border-box;-moz-user-select:none;} body {font: 12px/16px bold 'microsoft yahei,微软雅黑';} .dragContainer { width: 382px; height: 395px; position: absolute; top: 50%; left: 50%; border: 1px solid red; margin-left: -191px; margin-top: -197.5px; } .dragContainer .dragtitle { width: 100%; height: 35px; border-bottom: 1px solid red; text-align: center; line-height: 35px; } .dragContainer .dragtitle:hover { cursor: move; } .dragContainer .content { width: 100%; height: 360px; } p.buttonGroup { width: 100%; text-align: center; position: absolute; bottom: 0; left: 0; right: 0; padding: 5px; border-top: 1px solid red; } p.buttonGroup input { padding: 5px 10px; color: white; } p.buttonGroup input:hover { cursor: pointer; cursor: hand; } p.buttonGroup input:first-child { margin-left: 25px; background: blue; } p.buttonGroup input.btn2 { margin-left: 15px; background: red; } </style> </head> <body> <div > <p>标题栏</p> <div></div> <p><input type="button" value="确定"><input type="button" value="取消"></p> </div> <script src="https://cdn.bootcss.com/jquery/2.1.0/jquery.js"></script> <script type="text/javascript"> var mydrag={ mousePoint: {x:0,y:0}, //初始化坐标 drag: function(){ var that=this; //保存当前对象即(mydrag)，如果不保存，在mousedown()里访问不了mydrag这个对象 var targetid=$(".dragtitle"); targetid.mousedown(function(event){ var e=event; var offsetLeft=targetid.offset().left; //当前div的左偏移距离 var offsetTop=targetid.offset().top; //当前div的顶部偏移距离 that.mousePoint.x=e.clientX-offsetLeft;//计算鼠标点击时离它自己div的横向距离 that.mousePoint.y=e.clientY-offsetTop; //计算鼠标点击时离它自己div的纵向距离 $(document).bind('mousemove',move); e.stopPropagation(); }); function move(event){ var e =event; var Left=e.clientX-that.mousePoint.x; //移动后，重新计算左偏移和顶部偏移距离 var Top=e.clientY-that.mousePoint.y; $("#drag").css({'top':Top,'left':Left,'margin':0}); $(document).bind('mouseup',end); e.stopPropagation(); }; function end(event){ var e = event; $(document).unbind('mousemove', move); $(document).unbind('mouseup',end); e.stopPropagation(); }; } } mydrag.drag(); </script> </body> </html>
使用在线HTML/CSS/JavaScript代码运行工具 测试，运行效果如下：
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