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Example of provincial and municipal secondary linkage functions implemented by AngularJS

小云云Original: 2018-01-02 15:58:002227browse

This article mainly introduces the provincial and municipal secondary linkage functions implemented by AngularJS, which involves event monitoring, response and dynamic operation of page elements. In addition, it also has the function of adding and deleting options. Friends who need it can refer to it. I hope it can help. to everyone.

<!DOCTYPE html> 
<html> 
<head> 
 <meta charset="UTF-8"> 
 <title>www.jb51.net 省市二级联动</title> 
</head> 
<style> 
 *{ 
  margin:0; 
  padding:0; 
 } 
 .ul{ 
  list-style:none; 
  display:inline-block; 
 } 
 .selectOption ul li{ 
  display:inline-block; 
  width:50px; 
  padding:5px; 
 } 
 ul li:hover{ 
  background-color:#59C0F3; 
  color:#fff; 
  cursor:pointer; 
 } 
 .container{ 
  display:inline-block; 
 } 
 dl{ 
  display: inline-block; 
 } 
 dl dt{ 
  display: inline-block; 
 } 
 .container{ 
  position:relative; 
  text-align: left; 
  vertical-align:top; 
 } 
 .selectBoder{ 
  width:150px; 
  height:20px; 
  margin:0 auto; 
  margin-bottom:5px; 
  cursor:pointer; 
  border:1px solid #808080; 
  padding:2px 5px; 
  font-size:14px; 
 } 
 .selectBoder:hover{ 
  border-color:#59C0F3; 
 } 
 .selectOption:before{ 
  width: 0; 
  height: 0; 
  border-bottom: 50px solid #ffffff; 
  border-left: 50px solid transparent; 
  border-right: 50px solid transparent; 
 } 
 .selectOption{ 
  font-size:14px; 
  position:absolute; 
  background-color: #ffffff; 
  z-index:9999; 
  border:1px solid #eee; 
  width:360px; 
  padding:3px 5px; 
  box-shadow: 5px 5px 10px #888888; 
 } 
 .button{ 
  width:30px; 
  height:30px; 
  display: inline-block; 
  background-color:#59C0F3; 
  text-align:center; 
  line-height: 25px; 
  cursor:pointer; 
  font-size:24px; 
  color:#fff; 
  margin:0 5px; 
  border-radius:30px; 
 } 
 .button:hover{ 
  background-color:#12bb16; 
 } 
</style> 
<body ng-app="myApp" ng-controller="myControl"> 
<p ng-repeat = "option in options"> 
<p> 
 <dl> 
  <dd ng-click="choseP($index)" ng-value="false">{{option.province}}</dd> 
  <dt ng-if="option.ifShowProvince" ng-mouseleave="leaveProvince(option)"> 
  <ul> 
   <li ng-repeat = " x in province" ng-value="x.value" ng-click="choseProvince($event.target,option)" data-name="{{x.name}}">{{x.name}}</li> 
  </ul> 
  </dt> 
 </dl> 
</p> 
<p> 
 <dl> 
  <dd ng-click="choseC($index)" ng-value="false">{{option.city}}</dd> 
  <dt ng-if="option.ifShowCity" ng-mouseleave="leaveCity(option)"> 
  <ul> 
   <li ng-repeat = "y in option.cities" ng-value="y.value" ng-click="choseCity($event.target,option)" data-name="{{y.name}}">{{y.name}}</li> 
  </ul> 
  </dt> 
 </dl> 
</p> 
  <span ng-click="addChose($index)">+</span> 
 <span ng-click="deleteChose($index)">-</span> 
</p> 
</p> 
</body> 
<script type="text/javascript" src="../js/jquery-1.8.3.js"></script> 
<script type="text/javascript" src="../js/angular.min.js"></script> 
<script type="text/javascript"> 
 var app = angular.module(&#39;myApp&#39;,[]); 
 app.controller(&#39;myControl&#39;,function($scope){ 
  $scope.ifShowCity = false; 
  $scope.ifShowProvince = false; 
  $scope.options =[{index:"0",ifShowCity:false,ifShowProvince:false,province:"",city:"",cities:""}]; 
  $scope.leaveProvince = function(option){ 
   $.each($scope.options,function(index,item){ 
    if(option == $scope.options[index]){ 
     $scope.optionIndex = index; 
    } 
   }) 
   $scope.options[$scope.optionIndex].ifShowProvince = false; 
  } 
  $scope.leaveCity = function(option){ 
   $.each($scope.options,function(index,item){ 
    if(option == $scope.options[index]){ 
     $scope.optionIndex = index; 
    } 
   }) 
   $scope.options[$scope.optionIndex].ifShowCity = false; 
  } 
  $scope.choseProvince = function(target,option){ 
   $.each($scope.options,function(index,item){ 
    if(option == $scope.options[index]){ 
     $scope.optionIndex = index; 
    } 
   }) 
   $scope.options[$scope.optionIndex].ifShowProvince = false; 
   $scope.options[$scope.optionIndex].province = target.getAttribute("data-name"); 
   $.each($scope.province,function(index,item){ 
    if(item.value == target.getAttribute("value")){ 
     $scope.options[$scope.optionIndex].cities = item.children; 
     } 
    } 
   ) 
  } 
  $scope.choseCity = function(target,option){ 
   $.each($scope.options,function(index,item){ 
    if(option == $scope.options[index]){ 
     $scope.optionIndex = index; 
    } 
   }) 
   $scope.options[$scope.optionIndex].ifShowCity = false; 
   $scope.options[$scope.optionIndex].city = target.getAttribute("data-name"); 
  } 
  function getPrarms(){ 
   return $scope.options; 
  } 
  $scope.sub = function(){ 
   getPrarms(); 
  } 
  $scope.province = 
    [{ 
   name: "湖北省", 
   value: "01", 
   children: [{ 
    name: "武汉", 
    value: "0101" 
   }, { 
    name: "黄冈", 
    value: "0102" 
   }, { 
    name: "荆州", 
    value: "0103" 
   }, { 
    name: "十堰", 
    value: "0104" 
   }, { 
    name: "黄石", 
    value: "0105" 
   }, { 
    name: "鄂州", 
    value: "0106" 
   }, { 
    name: "咸宁市", 
    value: "0107" 
   }, { 
    name: "襄阳市", 
    value: "0108" 
   } 
   ] 
  },{ 
   name: "广东省", 
   value: "02", 
   children: [{ 
    name: "广东", 
    value: "0201" 
   }, { 
    name: "深圳", 
    value: "0202" 
   }, { 
    name: "佛山", 
    value: "0203" 
   }, { 
    name: "惠州", 
    value: "0204" 
   }, { 
    name: "东莞", 
    value: "0205" 
   }] 
   },{ 
    name: "河北省", 
    value: "03", 
    children: [{ 
     name: "北京", 
     value: "0301" 
    }, { 
     name: "邯郸", 
     value: "0302" 
    }, { 
     name: "邢台", 
     value: "0303" 
    }, { 
     name: "保定", 
     value: "0304" 
    }, { 
     name: "秦皇岛", 
     value: "0305" 
    } 
    ]} 
     ] 
  $scope.choseP = function($index){ 
   $scope.options[$index].ifShowProvince = !$scope.options[$index].ifShowProvince; 
   $scope.options[$index].ifShowCity = false; 
  } 
  $scope.choseC = function($index){ 
   $scope.options[$index].ifShowCity = !$scope.options[$index].ifShowCity; 
   $scope.options[$index].ifShowProvince = false; 
  } 
  $scope.addChose = function($index){ 
   if($scope.options.length < 10){ 
    $scope.options.splice($scope.options.length,0,{ //从最后面添加内容 
     index:$scope.options.length,ifShowCity:false,ifShowProvince:false 
    }); 
    $scope.canDelete = true; 
   }else{ 
    $scope.canAdd = false; 
   } 
  } 
  $scope.deleteChose = function($index){ 
   if($scope.options.length >1){ 
    $scope.options.splice($index,1); //从当前行删除。 
   } 
   if($index == 1){ 
    $scope.canDelete = false; 
   } 
  } 
 }); 
</script> 
</html>

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