Angular Material - 选项

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用于显示由 ng-model 限定的选择框的 Angular 指令 md-select。

属性 - md-radio-group

下表列出了 md-radio-group 的不同属性的参数和描述。

序号 参数和描述
1

* ng-model

模型！
2

multiple

是否为多选。
3

md-on-close

选择关闭时要评估的表达式。
4

placeholder

占位符提示文本。
5 baria-label

辅助功能的可选标签。仅当不存在占位符或明确标签时才需要。
6

md-container-class

要应用于 .md-select-menu-container 元素的类列表（用于自定义样式）。

示例

以下示例展示了 md-select 展示选择框用法的示例。

am_selects.htm

在线演示 
<html lang = "en">
   <head>
      <link rel = "stylesheet"
         href = "https://ajax.googleapis.com/ajax/libs/angular_material/1.0.0/angular-material.min.css">
      <script src = "https://ajax.googleapis.com/ajax/libs/angularjs/1.4.8/angular.min.js"></script>
      <script src = "https://ajax.googleapis.com/ajax/libs/angularjs/1.4.8/angular-animate.min.js"></script>
      <script src = "https://ajax.googleapis.com/ajax/libs/angularjs/1.4.8/angular-aria.min.js"></script>
      <script src = "https://ajax.googleapis.com/ajax/libs/angularjs/1.4.8/angular-messages.min.js"></script>
      <script src = "https://ajax.googleapis.com/ajax/libs/angular_material/1.0.0/angular-material.min.js"></script>
      <link rel = "stylesheet" href = "https://fonts.googleapis.com/icon?family=Material+Icons">
      
      <script language = "javascript">
         angular
            .module('firstApplication', ['ngMaterial'])
            .controller('selectController', selectController);

         function selectController ($scope) {
            $scope.users = [
               { id: 1, name: 'Mahesh' },
               { id: 2, name: 'Ramesh' },
               { id: 3, name: 'Sohan' }
            ];
            
            $scope.selectedUser = { id: 2, name: 'Ramesh' };
            $scope.drinks = [
               { category: 'hard', name: 'Beer' },
               { category: 'hard', name: 'Rum' },
               { category: 'hard', name: 'Vodka' },
               { category: 'hard', name: 'Whiski' },        
               { category: 'soft', name: 'Coke' },
               { category: 'soft', name: 'Pepsi' },
               { category: 'soft', name: 'Pulp Maid' },
               { category: 'soft', name: 'Real Juice' }
            ];
         }	  
      </script>      
   </head>
   
   <body ng-app = "firstApplication"> 
      <div id = "selectContainer" ng-controller = "selectController as ctrl"
         layout = "row" ng-cloak>
         <md-input-container>
            <label>User</label>
            <md-select ng-model = "selectedUser">
               <md-option ng-value = "user"
                  ng-repeat = "user in users">{{ user.name }}</md-option>
            </md-select>
         </md-input-container>
         
         <md-input-container>
            <label>Drinks</label>
            <md-select ng-model = "drink">
               <md-optgroup label = "Hard Drinks">
                  <md-option ng-value = "drink.name"
                     ng-repeat = "drink in drinks | filter: {category: 'hard' }">
                     {{drink.name}}</md-option>
               </md-optgroup>
               
               <md-optgroup label = "Soft Drinks">
                  <md-option ng-value = "drink.name"
                     ng-repeat = "drink in drinks | filter: {category: 'soft' }">
                     {{drink.name}}</md-option>
               </md-optgroup>
            </md-select>
         </md-input-container>
         
      </div>
   </body>
</html>

结果

验证结果。

angular_material_widgets.htm
打印页面
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