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Jquery realizes the linkage menu of provinces and cities imitating Jingdong Mall_jquery

WBOY
WBOYOriginal
2016-05-16 15:31:061207browse

The example in this article describes the simple example code of Jquery to implement a linkage menu imitating the provinces and cities of Jingdong Mall. Share it with everyone for your reference. The details are as follows:
The screenshot of the running effect is as follows:

The specific code is as follows: 

<!doctype html>
<html lang="en">
<head>
 <meta charset="UTF-8">
 <title>Document</title>
 <link rel="stylesheet" href="assets/css/bootstrap.min.css">
 <link rel="stylesheet" href="css/custom-theme/jquery-ui-1.10.0.custom.css">
 <style>
 .region li{
  float: left;
  width: 15%;
  list-style: none;
  line-height: 30px;
  padding: 2px 15px;
  white-space: nowrap;
  }
 .region li a{
  text-decoration:none;
  font-size:14px;
 }
 .region li a:hover{
  background-color: #5bb75b;
 }
 </style>
</head>
<body>

 <input type="text" id="address" class="address">
 
 <div id="addressInfo" style="display: none;position: absolute;background-color: ffffff;border: 1px solid #aaaaaa;width:400px;">
 <div class="selectAddress area">
  <ul>
  <li><a href="#tabs-1">省份</a></li>
  </ul>
  <div id="tabs-1" class="region">
  <ul>
   
  </ul>
  </div>
 </div>
 </div>
 
 
 <script src="assets/js/jquery-1.9.0.min.js"></script>
 <script src="assets/js/jquery-ui-1.10.0.custom.min.js"></script>
 <script>
 $(function(){
 
  var provinces = ['北京', '天津', '山东', '河南', '河北', '山西', '湖北', '湖南', '江西', '浙江', '上海', '安徽', '广东', '广西', '福建', '宁夏', '重庆', '四川', '西藏', '海南', '香港', '澳门', '内蒙古', '陕西', '甘肃', '黑龙江', '辽宁', '吉林'];
  var city = ['广州', '深圳', '东莞'];
  var county = ['宝安', '南山', '福田', '罗湖'];
  
  $('.address').bind('focus', function(){
  var $this = $(this);
  $('#addressInfo').css({
   top: $this.offset().top + $this.outerHeight(),
   left : $this.offset().left
  }).show();
  });
  
  var $provinces_li = $('.region>ul');
  $.each(provinces, function(e){
  $provinces_li.append('<li><a href="javascript:void(0);" class="provinces">'+this+'</a></li>');
  });
  
  var i = 0;
  
  $('.area')
  .tabs()
  .on('click', '.provinces', function(){
   //获取当前对象
   var $this = $(this),
   $tabs = $this.parents('.selectAddress'), //追加DIV
   $div = $('<div id="tabs-2"></div>'),
   $ul = $('<ul></ul>'); //追加ul
   
   $tabs.children(':eq(0)').children(':gt(0)').remove();
   $tabs.children('div:gt(0)').remove();
   
   //each遍历，赋值
   //最好是这样，code、name $ul.append('<li><a href="javascript:void(0);" class="city">'+this.name+'</a><input type="hidden" value="'+this.code+'"/></li>');
   
   $.each(city, function(){
   $ul.append('<li><a href="javascript:void(0);" class="city">'+this+'</a></li>');
   });
   
   $tabs.children('ul').append('<li><a href="#tabs-2">市区</a></li>');
   $tabs.append($div.addClass('region').append($ul));
   $tabs
   .tabs( "refresh" )
   .tabs('option', 'active', 1)
   .data('address', $this.text());
  })
  .on('click', '.city', function(){
   var $this = $(this),
   $tabs = $this.parents('.selectAddress'),
   $div = $('<div id="tabs-3"></div>'),
   $ul = $('<ul></ul>');
   
   $tabs.children('ul').children(':eq(2)').remove();
   $tabs.children('div:eq(2)').remove();
   
   i++; 
   if(i == 1){  //判断是否有下级
   $.each(county, function(){
    $ul.append('<li><a href="javascript:void(0);" class="county">'+this+'</a></li>');
   });
   
   $tabs.children('ul').append('<li><a href="#tabs-3">县区</a></li>');
   $tabs.append($div.addClass('region').append($ul));
   $tabs
    .tabs( "refresh" )
    .tabs('option', 'active', 2)
    .data('address', $tabs.data('address')+'/'+$this.text());
   }else{
   //获取值并赋值至文本框中
   $('.address').val($tabs.data('address')+'/'+$this.text());
   $tabs.parent().hide();
   }
  })
  .on('click', '.county', function(){
   var $this = $(this),
   $tabs = $this.parents('.selectAddress');
   
   $('.address').val($tabs.data('address')+'/'+$this.text());
   $tabs.parent().hide();
  })
  ;
  
  
  $(document).bind('click', function(e){
  var $target = $(e.target),
   addressInfo = $('#addressInfo');
  if(!$target.hasClass('selectAddress') 
   && $target.parents('.selectAddress').size() == 0 
   && !$target.is($('.address'))
   && addressInfo.is(':visible')){
   $('#addressInfo').hide();
  }
  });
 })
 </script>
</body>
</html>

Source code download: "Jquery implements Jingdong Mall provincial and city linkage menu"

I hope this article will be helpful to everyone learning JavaScript programming.

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