js 自定义个性下拉选择框示例

复制代码 代码如下:

  <!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>

  <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />

  <title>statistics test</title>

  <link type="text/css" rel="stylesheet" href="../css/statistics.css"/>

  <script src="../js/jquery.js"></script>

  <style type="text/css">

  .dropdiv{

  width: 177px;

  height: 16px;

  overflow: hidden;

  float: left;

  font-size: 13px;

  font-family: "微软雅黑";

  position: relative;

  padding: 5px;

  }

  .drpdown{

  width: 214px;

  height: 24px;

  font-size: 13px;

  font-family:"微软雅黑";

  position: relative;

  border:none;

  padding-top:4px;

  background:url(../images/dropdown.png) repeat-x;

  }

  .drpdown:active{

  width: 214px;

  height: 24px;

  font-size: 13px;

  font-family:"微软雅黑";

  position: relative;

  border:none;

  padding-top:4px;

  background:url(../images/dropdown.png) repeat-x;

  }

  .droparrow{

  width:27px;

  height:27px;

  background:url(../images/droparrow.png) no-repeat;

  float:right;

  }

  .droparrow:hover{

  width:25px;

  height:25px;

  background:url(../images/droparrow.png) no-repeat;

  float:right;

  border:#F00 1px solid;

  }

  .dropmiandiv{

  margin-left:40px;

  width:214px;

  border: 2px solid #aaaaaa;

  background:url(../images/dropdown.png) repeat-x;

  height: 26px;

  }

  .chooseItems{

  border:#666 2px solid;

  }

  .chooseItems .chooseItem{

  font-size: 13px;

  font-family: "微软雅黑";

  padding: 5px;

  }

  .chooseItems .chooseItem:hover{

  background:#09F;

  }

  </style>

  </head>

  <body>

  <div class="dropmiandiv" quest ="select1">

  <div id ="select1" displayMember="-1" valueMember ="请选择" class="dropdiv">请选择</div>

  <div class="droparrow"></div>

  </div>

  <div class="chooseItems" answer ="select1" style="display:none; position:absolute;">

  <div class="chooseItem" displayMember="0" valueMember ="独立注册译员">独立注册译员</div>

  <div class="chooseItem" displayMember="1" valueMember ="供应商译员">供应商译员</div>

  <div class="chooseItem" displayMember="2" valueMember ="供应商">供应商</div>

  <div class="chooseItem" displayMember="3" valueMember ="代理商">代理商</div>

  </div>

  <div class="dropmiandiv" quest ="select2" style="position:absolute;top:200px;">

  <div id ="select2" displayMember="-1" valueMember ="请选择" class="dropdiv">请选择</div>

  <div class="droparrow"></div>

  </div>

  <div class="chooseItems" answer ="select2" style="display:none; position:absolute;">

  <div class="chooseItem" displayMember="0" valueMember ="独立注册译员">独立注册译员</div>

  <div class="chooseItem" displayMember="1" valueMember ="供应商译员">供应商译员</div>

  <div class="chooseItem" displayMember="2" valueMember ="供应商">供应商</div>

  <div class="chooseItem" displayMember="3" valueMember ="代理商">代理商</div>

  </div>

  </body>

  </html>

  <script type="text/javascript">

  $(".droparrow").click(function(e){

  var quest = $(this).parent();

  var questwidth = parseInt(quest.width());

  var questheight = quest.height();

  var left = quest.offset().left;

  var top = parseInt(quest.offset().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).hide();

  }else{

  $(selectsd).css({"left":left+"px","top":top+"px","width":questwidth+"px"}).show();

  }

  });

  $(".dropdiv").click(function(e){

  var quest = $(this).parent();

  var questwidth = parseInt(quest.width());

  var questheight = quest.height();

  var left = quest.offset().left;

  var top = parseInt(quest.offset().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).hide();

  }else{

  $(selectsd).css({"left":left+"px","top":top+"px","width":questwidth+"px"}).show();

  }

  });

  $(".chooseItem").click(function(e){

  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.html(valueMember);

  parent.change();

  }

  $(this).parent().hide();

  });

  $(".dropdiv").change(function(e){

  alert($(this).attr("valueMember"));

  });

  $(".dropmiandiv").mouseleave(function(e){

  var quest = $(this).attr("quest");

  $('.chooseItems[answer='+quest+']').hide();

  });

  $(".chooseItems").mouseenter(function(e){

  $(this).show();

  });

  $(".chooseItems").mouseleave(function(e){

  $(this).hide();

  });

  </script>