<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=gb2312" /> <title>Jquery:鼠标拖动DIV</title> <script src="jquery-1.12.4.min.js" type="text/javascript"></script> <script type="text/javascript"> $(document).ready(function(){ var $div = $("div#computerMove"); /* 绑定鼠标左键按住事件 */ $div.bind("mousedown",function(event){ /* 获取需要拖动节点的坐标 */ var offset_x = $(this)[0].offsetLeft;//x坐标 var offset_y = $(this)[0].offsetTop;//y坐标 /* 获取当前鼠标的坐标 */ var mouse_x = event.pageX; var mouse_y = event.pageY; /* 绑定拖动事件 */ /* 由于拖动时,可能鼠标会移出元素,所以应该使用全局(document)元素 */ $(document).bind("mousemove",function(ev){ /* 计算鼠标移动了的位置 */ var _x = ev.pageX - mouse_x; var _y = ev.pageY - mouse_y; /* 设置移动后的元素坐标 */ var now_x = (offset_x + _x ) + "px"; var now_y = (offset_y + _y ) + "px"; /* 改变目标元素的位置 */ $div.css({ top:now_y, left:now_x }); }); }); /* 当鼠标左键松开,接触事件绑定 */ $(document).bind("mouseup",function(){ $(this).unbind("mousemove"); }); }) </script> <style type="text/css"> #computerMove{ position:absolute; width:200px; height:30px; line-height:30px; background-color:#00CCCC; text-align:center; color:#FFFFFF; cursor:default; } #MoveNav{width: 400px;height: 400px;border:1px solid red;margin: 0 auto;position: relative;} </style> </head> <body> <div id="MoveNav" > <div id="computerMove"> 11111111 <!-- <div><img src="call.png" alt="" /></div> --> </div> </div> <div id="Show" ></div> </body> </html>
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