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Selects 文江博客 开发文档 Angular Material 教程 文章详情 有大用
星期一, 2022-11-07 12:58 — adminshiping1
md-select ，一个Angular指令用于显示选择框，由ng-model限定。
属性 - md-radio-group
下表列出了md-radio-group的不同属性的参数和描述。
| Sr.No | 参数和描述 |
|---|---|
| 1 | * ng-model 该模型！ |
| 2 | multiple 是否是多重的。 |
| 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 可访问性的可选标签。 仅在没有占位符或显式标签的情况下才有必要。 |
| 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）。 |
例子 (Example)
以下示例展示了使用选择框的md-select showcase使用。
am_selects.htm
<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>
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