<!--
AngularJS 指令 描述
<html ng-app 爲 <html> 元素定義一個應用(未命名)
<body ng-controller 爲 <body> 元素定義一個控制器
<tr ng-repeat 循環 users 對象數組，每個 user 對象放在 <tr> 元素中。
<button ng-click 當點擊 <button> 元素時調用函數 editUser()
<h3 ng-show 如果 edit = true 顯示 <h3> 元素
<h3 ng-hide 如果 edit = true 隱藏 <h3> 元素
<input ng-model 爲應用程序綁定 <input> 元素
<button ng-disabled 如果發生錯誤或者 incomplete = true 禁用 <button> 元素
Bootstrap 類解析
元素 Bootstrap 類 定義
<div> container 內容容器
<table> table 表格
<table> table-striped 帶條紋背景的表格
<button> btn 按鈕
<button> btn-success 成功按鈕
<span> glyphicon 字形圖標
<span> glyphicon-pencil 鉛筆圖標
<span> glyphicon-user 用戶圖標
<span> glyphicon-save 保存圖標
<form> form-horizontal 水平表格
<div> form-group 表單組
<label> control-label 控制器標籤
<label> col-sm-2 跨越 2 列
<div> col-sm-10 跨越 10 列
JavaScript 代碼解析
Scope 屬性 用途
$scope.fName 模型變量 (用戶名)
$scope.lName 模型變量 (用戶姓)
$scope.passw1 模型變量 (用戶密碼 1)
$scope.passw2 模型變量 (用戶密碼 2)
$scope.users 模型變量 (用戶的數組)
$scope.edit 當用戶點擊創建用戶時設置爲true。
$scope.error 如果 passw1 不等於 passw2 設置爲 true
$scope.incomplete 如果每個字段都爲空(length = 0)設置爲 true
$scope.editUser 設置模型變量
$scope.watch 監控模型變量
$scope.test 驗證模型變量的錯誤和完整性
-->
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<link rel="stylesheet" href="https://apps.bdimg.com/libs/bootstrap/3.3.4/css/bootstrap.min.css">
<script src="https://cdn.bootcss.com/angular.js/1.4.6/angular.min.js"></script>
</head>
<body ng-app="myApp" ng-controller="userCtrl">
<div class="container">
<h3>Users</h3>
<table class="table table-striped">
<thead>
<tr>
<th>編輯</th>
<th>名</th>
<th>姓</th>
</tr>
</thead>
<tbody>
<tr ng-repeat="user in users">
<td>
<button class="btn" ng-click="editUser(user.id)">
<span class="glyphicon glyphicon-pencil"></span>編輯
</button>
</td>
<td>{{ user.fName }}</td>
<td>{{ user.lName }}</td>
</tr>
</tbody>
</table>
<hr>
<button class="btn btn-success" ng-click="editUser('new')">
<span class="glyphicon glyphicon-user"></span>創建新用戶
</button>
<hr>
<h3 ng-show="edit">創建新用戶:</h3>
<h3 ng-hide="edit">編輯用戶:</h3>
<form class="form-horizontal">
<div class="form-group">
<label class="col-sm-2 control-label">名:</label>
<div class="col-sm-10">
<input type="text" ng-model="fName" ng-disabled="!edit" placeholder="名">
</div>
</div>
<div class="form-group">
<label class="col-sm-2 control-label">姓:</label>
<div class="col-sm-10">
<input type="text" ng-model="lName" ng-disabled="!edit" placeholder="姓">
</div>
</div>
<div class="form-group">
<label class="col-sm-2 control-label">密碼:</label>
<div class="col-sm-10">
<input type="password" ng-model="passw1" placeholder="密碼">
</div>
</div>
<div class="form-group">
<label class="col-sm-2 control-label">重複密碼:</label>
<div class="col-sm-10">
<input type="password" ng-model="passw2" placeholder="重複密碼">
</div>
</div>
</form>
<hr>
<button class="btn btn-success" ng-disabled="error || incomplete">
<span class="glyphicon glyphicon-save"></span>修改
</button>
</div>
<script>
angular.module('myApp', []).controller('userCtrl', function($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;
}
};
});
</script>
</body>
</html>
27-bootstrap
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