1.拖拽案例
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Document</title> <style> * { margin: 0; padding: 0; } .nav { height: 30px; background: #036663; border-bottom: 1px solid #369; line-height: 30px; padding-left: 30px; } .nav a { color: #fff; text-align: center; font-size: 14px; text-decoration: none; } .d-box { width: 400px; height: 300px; border: 5px solid #eee; box-shadow: 2px 2px 2px 2px #666; position: absolute; top: 40%; left: 40%; background-color: white; /* 不让文字被选中 */ -webkit-user-select:none; -moz-user-select:none; -ms-user-select:none; user-select:none; } .hd { width: 100%; height: 25px; background-color: #7c9299; border-bottom: 1px solid #369; line-height: 25px; color: white; cursor: move; } #box_close { float: right; cursor: pointer; } </style> </head> <body> <div class="nav"> <a href="javascript:;" id="register">注册信息</a> </div> <div class="d-box" id="d_box"> <div class="hd" id="drop">注册信息 (可以拖拽) <span id="box_close">【关闭】</span> </div> <div class="bd"></div> <!-- <script src="common.jd"></script> --> <script> var box = document.getElementById('d_box'); var drop = document.getElementById('drop'); drop.onmousedown = function (e) { var x = e.pageX - box.offsetLeft; var y = e.pageY - box.offsetTop; // 鼠标在文档中移动 document.onmousemove = function (e) { // 盒子的坐标 var boxX = e.pageX - x; var boxY = e.pageY - y; box.style.left = boxX + 'px'; box.style.top = boxY + 'px'; } } document.onmouseup = function () { document.onmousemove = null; } // 点击关闭按钮, 隐藏盒子 var box_close = document.getElementById('box_close'); box_close.onclick = function () { box.style.display = 'none'; } </script> </div> </body> </html>