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AngularJS Bootstrap

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陈不成i

修改于 2021-07-26 06:19:57

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代码可运行

文章被收录于专栏：ops技术分享ops技术分享

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代码可运行

AngularJS 的首选样式表是 Twitter Bootstrap， Twitter Bootstrap 是目前最受欢迎的前端框架。

Bootstrap

你可以在你的 AngularJS 应用中加入 Twitter Bootstrap，你可以在你的 <head>元素中添加如下代码:

<link rel="stylesheet" href="//maxcdn.bootstrapcdn.com/bootstrap/3.3.4/css/bootstrap.min.css">

以下是一个完整的 HTML 实例, 使用了 AngularJS 指令和 Bootstrap 类。

HTML 代码

<!DOCTYPE html>
<html>
<link rel="stylesheet" href="http://apps.bdimg.com/libs/bootstrap/3.3.4/css/bootstrap.min.css">
<script src="http://apps.bdimg.com/libs/angular.js/1.4.6/angular.min.js"></script>
<body ng-app="myApp" ng-controller="userCtrl">

<div class="container">

<h3>Users</h3>

<table class="table table-striped">
  <thead><tr>
    <th>Edit</th>
    <th>First Name</th>
    <th>Last Name</th>
  </tr></thead>
  <tbody><tr ng-repeat="user in users">
    <td>
      <button class="btn" ng-click="editUser(user.id)">
      <span class="glyphicon glyphicon-pencil"></span>&nbsp;&nbsp;Edit
      </button>
    </td>
    <td>{{ user.fName }}</td>
    <td>{{ user.lName }}</td>
  </tr></tbody>
</table>

<hr>
<button class="btn btn-success" ng-click="editUser('new')">
  <span class="glyphicon glyphicon-user"></span> Create New User
</button>
<hr>

<h3 ng-show="edit">Create New User:</h3>
<h3 ng-hide="edit">Edit User:</h3>

<form class="form-horizontal">
<div class="form-group">
  <label class="col-sm-2 control-label">First Name:</label>
  <div class="col-sm-10">
    <input type="text" ng-model="fName" ng-disabled="!edit" placeholder="First Name">
  </div>
</div>
<div class="form-group">
  <label class="col-sm-2 control-label">Last Name:</label>
  <div class="col-sm-10">
    <input type="text" ng-model="lName" ng-disabled="!edit" placeholder="Last Name">
  </div>
</div>
<div class="form-group">
  <label class="col-sm-2 control-label">Password:</label>
  <div class="col-sm-10">
    <input type="password" ng-model="passw1" placeholder="Password">
  </div>
</div>
<div class="form-group">
  <label class="col-sm-2 control-label">Repeat:</label>
  <div class="col-sm-10">
    <input type="password" ng-model="passw2" placeholder="Repeat Password">
  </div>
</div>
</form>

<hr>
<button class="btn btn-success" ng-disabled="error || incomplete">
  <span class="glyphicon glyphicon-save"></span> Save Changes
</button>
</div>

<script src = "myUsers.js"></script>
</body>
</html>

指令解析

AngularJS 指令	描述
<html ng-app	为 <html> 元素定义一个应用(未命名)
<body ng-controller	为 <body> 元素定义一个控制器
<tr ng-repeat	循环 users 对象数组，每个 user 对象放在 <tr> 元素中。
<button ng-click	当点击 <button> 元素时调用函数 editUser()
<h3 ng-show	如果 edit = true 显示 <h3> 元素
<h3 ng-hide	如果 edit = true 隐藏 <h3> 元素
<input ng-model	为应用程序绑定 <input> 元素
<button ng-disabled	如果发生错误或者 incomplete = true 禁用 <button> 元素

Bootstrap 类解析

元素	Bootstrap 类	定义
<div>	container	内容容器
<table>	table	表格
<table>	table-striped	带条纹背景的表格
<button>	btn	按钮
<button>	btn-success	成功按钮
<span>	glyphicon	字形图标
<span>	glyphicon-pencil	铅笔图标
<span>	glyphicon-user	用户图标
<span>	glyphicon-save	保存图标
<form>	form-horizontal	水平表格
<div>	form-group	表单组
<label>	control-label	控制器标签
<label>	col-sm-2	跨越 2 列
<div>	col-sm-10	跨越 10 列

JavaScript 代码

angular.module('myApp', []).controller('userCtrl', function($scope) {
$scope.fName = '';
$scope.lName = '';
$scope.passw1 = '';
$scope.passw2 = '';
$scope.users = [
{id:1, fName:'Hege', lName:"Pege" },
{id:2, fName:'Kim',  lName:"Pim" },
{id:3, fName:'Sal',  lName:"Smith" },
{id:4, fName:'Jack', lName:"Jones" },
{id:5, fName:'John', lName:"Doe" },
{id:6, fName:'Peter',lName:"Pan" }
];
$scope.edit = true;
$scope.error = false;
$scope.incomplete = false;

$scope.editUser = function(id) {
  if (id == 'new') {
    $scope.edit = true;
    $scope.incomplete = true;
    $scope.fName = '';
    $scope.lName = '';
    } else {
    $scope.edit = false;
    $scope.fName = $scope.users[id-1].fName;
    $scope.lName = $scope.users[id-1].lName;
  }
};

$scope.$watch('passw1',function() {$scope.test();});
$scope.$watch('passw2',function() {$scope.test();});
$scope.$watch('fName', function() {$scope.test();});
$scope.$watch('lName', function() {$scope.test();});

$scope.test = function() {
  if ($scope.passw1 !== $scope.passw2) {
    $scope.error = true;
    } else {
    $scope.error = false;
  }
  $scope.incomplete = false;
  if ($scope.edit && (!$scope.fName.length ||
  !$scope.lName.length ||
  !$scope.passw1.length || !$scope.passw2.length)) {
     $scope.incomplete = true;
  }
};

});