HTML5拖拽實例
tuozhuai2.html ~ 4KB
<!DOCTYPE html> <html> <head> <title>TODO supply a title</title> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <style> #box{width: 300px;height: 300px;border: 1px solid red;} #box li{list-style: none;font-size: 20px;line-height: 20px;background: #ccc; width: 100px;height: 20px;margin: 10px 0;} #con{width: 300px;height: 300px;border: 1px solid #888;} #con li{list-style: none;font-size: 20px;line-height: 20px;background: #ccc; width: 100px;height: 20px;margin: 10px 0;} </style> <script> window.onload = function () { var box = document.getElementById('box'); var con = document.getElementById('con'); var lis = document.getElementsByTagName('li'); for (var i = 0; i < lis.length; i++) { lis[i].draggable = true; lis[i].flag = false; lis[i].ondragstart = function () { this.flag = true; } lis[i].ondragend = function () { this.flag = false; } } // A.ondragenter:當拖拽對象進入投放區時觸發; //B.ondragover:拖拽對象在投放區內移動時觸發; //C.ondragleave:拖拽對象沒有投放到投放區,離開投放區的時候觸發; //D.ondrop:拖拽對象投放在投放區時觸發。 box.ondragenter = function (e) { e.preventDefault(); } box.ondragover = function (e) { e.preventDefault(); } box.ondragleave = function (e) { e.preventDefault(); } box.ondrop = function (e) { for (var i = 0; i < lis.length; i++) { if (lis[i].flag) { box.appendChild(lis[i]); } } e.preventDefault(); } // hh con.ondragenter = function (e) { e.preventDefault(); } con.ondragover = function (e) { e.preventDefault(); } con.ondragleave = function (e) { e.preventDefault(); } con.ondrop = function (e) { for (var i = 0; i < lis.length; i++) { if (lis[i].flag) { con.appendChild(lis[i]); } } e.preventDefault(); } if(null == undefined){alert('ok');} } </script> </head> <body> <div id="box"></div> <div id="con"> <li>后盾php</li> <li>后盾js</li> <li>后盾html</li> <li>后盾css3</li> <li>后盾jq</li> </div> </body> </html>
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