jquery美化select,自定義下拉框樣式


select默認的樣式比較丑,有些應用需要美化select,在網上找到一個很好的美化樣式效果,本人很喜歡,在這里分享一下。

<!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>
    <title>select美化自定義下拉框樣式</title>
</head>
<body>
    <style type="text/css">
        *{margin:0;padding:0;}
        select{outline:none;}
        ul{list-style:none;}
        a{text-decoration:none;}
        select{display: none;}
        .select_box{font-family: "宋體"; font-size: 12px;color: #999999;width: 178px;line-height: 20px;margin: 50px auto;}
        .select_showbox{border: 1px solid #b0a296;height: 20px;padding-left: 5px;/*background: url(img/icon.png) no-repeat 156px 0;可以替換成想要的下拉三角*/background: #ccc;}
        .select_option{border: 1px solid #b0a296;border-top: none;display: none;}
        .select_option li{padding-left: 5px;}
        .select_option li.selected{background-color: #F3F3F3;color: #999;}
        .select_option li.hover{background: #7b6959; color: #fff;}
    </style>
    <select name="choose" id="choose">
        <option value="選擇風格" selected="selected">選擇風格</option>
        <option value="復古風">復古風</option>
        <option value="搖滾風">搖滾風</option>
        <option value="懷舊風">懷舊風</option>
    </select>
    <script src="http://www.codefans.net/ajaxjs/jquery-1.7.2.min.js"></script>
    <script type="text/javascript">
    (function($){
        var selects=$('select');//獲取select
        for(var i=0;i<selects.length;i++){
            createSelect(selects[i],i);
        }
        function createSelect(select_container,index){
            //創建select容器,class為select_box,插入到select標簽前
            var tag_select=$('<div></div>');//div相當於select標簽
            tag_select.attr('class','select_box');
            tag_select.insertBefore(select_container);
            //顯示框class為select_showbox,插入到創建的tag_select中
            var select_showbox=$('<div></div>');//顯示框
            select_showbox.css('cursor','pointer').attr('class','select_showbox').appendTo(tag_select);
            //創建option容器,class為select_option,插入到創建的tag_select中
            var ul_option=$('<ul></ul>');//創建option列表
            ul_option.attr('class','select_option');
            ul_option.appendTo(tag_select);
            createOptions(index,ul_option);//創建option
            //點擊顯示框
            tag_select.toggle(function(){
                ul_option.show();
                },function(){
                ul_option.hide();
            });
            var li_option=ul_option.find('li');
            li_option.on('click',function(){
                $(this).addClass('selected').siblings().removeClass('selected');
                var value=$(this).text();
                select_showbox.text(value);
                ul_option.hide();
            });
            li_option.hover(function(){
                $(this).addClass('hover').siblings().removeClass('hover');
                },function(){
                li_option.removeClass('hover');
            });
        }
        function createOptions(index,ul_list){
            //獲取被選中的元素並將其值賦值到顯示框中
            var options=selects.eq(index).find('option'),
            selected_option=options.filter(':selected'),
            selected_index=selected_option.index(),
            showbox=ul_list.prev();
            showbox.text(selected_option.text());
            //為每個option建立個li並賦值
            for(var n=0;n<options.length;n++){
                var tag_option=$('<li></li>'),//li相當於option
                txt_option=options.eq(n).text();
                tag_option.text(txt_option).css('cursor','pointer').appendTo(ul_list);
                //為被選中的元素添加class為selected
                if(n==selected_index){
                    tag_option.attr('class','selected');
                }
            }
        }
    })(jQuery)
    </script>
    <div style="text-align:center;margin:50px 0; font:normal 14px/24px 'MicroSoft YaHei';">
    </div>
</body>
</html>

效果如下:


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