自定义的一个简单时尚js下拉选择框_javascript技巧

复制代码 代码如下: statistics test .dropdiv{ width: 180px; height: 24px; overflow: hidden; float: left; font-size: 13px; font-family: "微软雅黑"; position: relative; padding: 0px 26px 0px 5px; border: solid 1px #cecece; background: url(../images/droparrow.png) 186px no-repeat; } .dropmiandiv{ margin-left: 40px; width: 213px; background: url(../images/dropdown.png) repeat-x; height: 27px; } .chooseItems{ border: solid 1px #cecece; } .chooseItems .chooseItem{ font-size: 13px; font-family: "微软雅黑"; padding: 5px; border-bottom: solid 1px #cecece; } .chooseItems .chooseItem:last-child{ border-bottom:none; } .chooseItems .chooseItem:hover{ background: #f2f2f2; } 独立注册译员 供应商译员 供应商 代理商 独立注册译员 供应商译员 供应商 代理商 $(".dropdiv").click(function(e){ $(".chooseItems").slideUp(300); e.stopPropagation(); var quest = $(this).parent(); var questwidth = parseInt(quest.width())-2; var questheight = quest.height(); var left = quest.position().left+parseInt(quest.css("margin-left"))+parseInt(quest.css("padding-left")); var top = parseInt(quest.position().top)+parseInt(questheight)+4; var attrs = quest.attr("quest"); var selectsd = $('.chooseItems[answer='+attrs+']'); var selectsdHeight = selectsd.height(); if((top+selectsdHeight)>$(window).height()){ top = top - selectsdHeight - questheight-7; } if($(selectsd).is(":visible")){ $(selectsd).slideUp(300); }else{ $(selectsd).css({"left":left+"px","top":top+"px","width":questwidth+"px"}).slideDown(300); } }); $(".chooseItem").click(function(e){ e.stopPropagation(); var divhtml = $(this); var displayMember,valueMember; displayMember = divhtml.attr("displayMember"); valueMember = divhtml.attr("valueMember"); var attrs =$(this).parent().attr("answer"); var parent = $("#"+attrs); var olddisplayMember,oldvalueMember; olddisplayMember = parent.attr("displayMember"); oldvalueMember = parent.attr("valueMember"); if(olddisplayMember !=displayMember){ parent.attr("displayMember",displayMember); parent.attr("valueMember",valueMember); parent.val(valueMember); parent.change(); } $(this).parent().slideUp(300); }); $(document).click(function(e){ var target = $(e.target); if(target.closest(".chooseItems").length == 0){ $(".chooseItems").slideUp(300); } }); 效果图

自定义的一个简单时尚js下拉选择框_javascript技巧

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