纯JS打造网页中checkbox和radio的美化效果

效果图:

<head> <style> BODY { FONT-FAMILY: "Segoe UI", Frutiger, Tahoma, Helvetica, "Helvetica Neue", Arial, sans-serif; FONT-SIZE:62.5% } LABEL { MARGIN-RIGHT: 1.2em } .custom-checkbox { POSITION: relative } .custom-radio { POSITION: relative } .custom-checkbox INPUT { POSITION: absolute; MARGIN: 0px; TOP: 2px; LEFT: 2px } .custom-checkbox LABEL { POSITION: relative; PADDING-BOTTOM: 0.5em; LINE-HEIGHT: 1; MARGIN: 0px 0px 0.3em; PADDING-LEFT: 30px; PADDING-RIGHT: 0px; DISPLAY: block; FONT-SIZE: 1.3em; CURSOR: pointer; PADDING-TOP: 0.5em } .custom-checkbox LABEL { BACKGROUND: url(./checkbox.gif) no-repeat } .custom-radio LABEL { BACKGROUND: url(./radiobutton.gif) no-repeat } .custom-checkbox LABEL { BACKGROUND-POSITION: -10px -14px } .custom-radio LABEL { BACKGROUND-POSITION: -10px -14px } .custom-checkbox LABEL.hover { BACKGROUND-POSITION: -10px -114px } .custom-checkbox LABEL.focus { BACKGROUND-POSITION: -10px -114px } .custom-radio LABEL.hover { BACKGROUND-POSITION: -10px -114px } .custom-radio LABEL.focus { BACKGROUND-POSITION: -10px -114px } .custom-checkbox LABEL.checked { BACKGROUND-POSITION: -10px -214px } .custom-radio LABEL.checked { BACKGROUND-POSITION: -10px -214px } .custom-checkbox LABEL.checkedHover { BACKGROUND-POSITION: -10px -314px } .custom-checkbox LABEL.checkedFocus { BACKGROUND-POSITION: -10px -314px } .custom-checkbox LABEL.focus { OUTLINE-STYLE: dotted; OUTLINE-COLOR: #ccc; OUTLINE-WIDTH: 1px } .custom-radio LABEL.focus { OUTLINE-STYLE: dotted; OUTLINE-COLOR: #ccc; OUTLINE-WIDTH: 1px } .custom-radio INPUT { POSITION: absolute; MARGIN: 0px; TOP: 2px; LEFT: 2px } .custom-radio LABEL { POSITION: relative; PADDING-BOTTOM: 0.5em; LINE-HEIGHT: 1; MARGIN: 0px 0px 0.3em; PADDING-LEFT: 30px; PADDING-RIGHT: 0px; DISPLAY: block; FONT-SIZE: 1.3em; CURSOR: pointer; PADDING-TOP: 0.5em } </style> </head> <body> <form action="#" method="post"> <input type="checkbox" value="action"/> <label for="action">答案一</label> <input type="checkbox" value="comedy" /> <label for="comedy">答案二</label> <input type="checkbox" value="epic"/> <label for="check-3">答案三</label> <legend>小小球童是有史以来最伟大的电影,对不对?</legend> <br> <input type="radio" value="totally"/> <label for="totally">完全</label> <input type="radio" value="no-way"/> <label for="no-way">您一定是在开玩笑</label> <input type="radio" value="whats-caddyshack"/> <label for="whats-caddyshack">小小球童是什么?</label> </form> <script> function addClass(b,a){RegExp("(\\s|^)"+a+"(\\s|$)").test(b.className)||(b.className+=" "+a)} function removeClass(b,a){b.className=b.className.replace(RegExp("(\\s|^)"+a+"(\\s|$)")," ")} var wrapOuter = function(target,target2,html){ var wrap = html if(Object.prototype.toString.call(html) === "[object String]") { if(document.createRange) { var frag = document.createDocumentFragment(); var div = document.createElement("div"); frag.appendChild(div); div.innerHTML = html; wrap=frag.firstChild.firstChild; }else { //IE8 wrap = document.createElement(html); } } target.parentNode.replaceChild(wrap,target); wrap.appendChild(target); wrap.appendChild(target2); } var lblArray=[]; var inputArray=[]; var checkBoxs=document.getElementsByTagName("input"); for(var i=0;i<checkBoxs.length;i++) { if("INPUT"==checkBoxs[i].tagName) { parents=checkBoxs[i].parentNode;//form if (parents) { for(var j=0;j<parents.children.length;j++) { if(parents.children[j]==checkBoxs[i]) { if(parents.children[j+1]) { var olabel=parents.children[j+1]; var oinput=parents[i]; lblArray.push(olabel); inputArray.push(oinput); //在olabel和oinput外面包一层<div> wrapOuter(oinput,olabel,'<div></div>'); //绑定事件 olabel.onmouseover=function(){ addClass(this,"hover"); } olabel.onmouseout=function(){ removeClass(this,"hover"); } olabel.onclick=function(){ for(var i=0;i<lblArray.length;i++) { if (this==lblArray[i]) { if(!inputArray[i].checked) { inputArray[i].checked=false; addClass(this,"checked"); if(inputArray[i].type=="radio") { for(var k=0;k<inputArray.length;k++) { if (i!=k) { inputArray[k].checked=false; removeClass(lblArray[k],'checked'); } } } } else { if(inputArray[i].type=="checkbox") { removeClass(this,'checked'); inputArray[i].checked=true; } } break; } } //for i end } } break; } } } } } </script> </body> </html>

以上所述是小编给大家介绍的纯JS打造网页中checkbox和radio的美化效果,希望对大家有所帮助,如果大家有任何疑问请给我留言,小编会及时回复大家的。在此也非常感谢大家对脚本之家网站的支持!

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