angular 4中的自举示例
我是angular的新开发人员,我正在尝试在我的应用程序中复制这个引导导航栏。问题是,当我将导航条传递给angular时,导航条的响应不起作用。 我安装了所有必要的依赖项使其工作,但它不工作,我不明白为什么 这是一个完美的示例,但它是在不使用角度的情况下构建的:angular 4中的自举示例,angular,twitter-bootstrap,typescript,bootstrap-4,off-canvas-menu,Angular,Twitter Bootstrap,Typescript,Bootstrap 4,Off Canvas Menu,我是angular的新开发人员,我正在尝试在我的应用程序中复制这个引导导航栏。问题是,当我将导航条传递给angular时,导航条的响应不起作用。 我安装了所有必要的依赖项使其工作,但它不工作,我不明白为什么 这是一个完美的示例,但它是在不使用角度的情况下构建的: <!doctype html> <html lang="en"> <head> <!-- Required meta tags --> <meta charset
<!doctype html>
<html lang="en">
<head>
<!-- Required meta tags -->
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
<!-- Bootstrap CSS -->
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.1.0/css/bootstrap.min.css" integrity="sha384-9gVQ4dYFwwWSjIDZnLEWnxCjeSWFphJiwGPXr1jddIhOegiu1FwO5qRGvFXOdJZ4" crossorigin="anonymous">
<link href="offcanvas.css" rel="stylesheet">
<title>Hello, world!</title>
</head>
<body>
<nav class="navbar navbar-expand-lg fixed-top navbar-dark bg-dark">
<a class="navbar-brand mr-auto mr-lg-0" href="#">Offcanvas navbar</a>
<button class="navbar-toggler p-0 border-0" type="button" data-toggle="offcanvas">
<span class="navbar-toggler-icon"></span>
</button>
<div class="navbar-collapse offcanvas-collapse" id="navbarsExampleDefault">
<ul class="navbar-nav mr-auto">
<li class="nav-item active">
<a class="nav-link" href="#">Dashboard <span class="sr-only">(current)</span></a>
</li>
<li class="nav-item">
<a class="nav-link" href="#">Notifications</a>
</li>
<li class="nav-item">
<a class="nav-link" href="#">Profile</a>
</li>
<li class="nav-item">
<a class="nav-link" href="#">Switch account</a>
</li>
<li class="nav-item dropdown">
<a class="nav-link dropdown-toggle" href="http://example.com" id="dropdown01" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">Settings</a>
<div class="dropdown-menu" aria-labelledby="dropdown01">
<a class="dropdown-item" href="#">Action</a>
<a class="dropdown-item" href="#">Another action</a>
<a class="dropdown-item" href="#">Something else here</a>
</div>
</li>
</ul>
<form class="form-inline my-2 my-lg-0">
<input class="form-control mr-sm-2" type="text" placeholder="Search" aria-label="Search">
<button class="btn btn-outline-success my-2 my-sm-0" type="submit">Search</button>
</form>
</div>
</nav>
<!-- Optional JavaScript -->
<!-- jQuery first, then Popper.js, then Bootstrap JS -->
<script src="https://code.jquery.com/jquery-3.3.1.slim.min.js" integrity="sha384-q8i/X+965DzO0rT7abK41JStQIAqVgRVzpbzo5smXKp4YfRvH+8abtTE1Pi6jizo" crossorigin="anonymous"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.0/umd/popper.min.js" integrity="sha384-cs/chFZiN24E4KMATLdqdvsezGxaGsi4hLGOzlXwp5UZB1LY//20VyM2taTB4QvJ" crossorigin="anonymous"></script>
<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.1.0/js/bootstrap.min.js" integrity="sha384-uefMccjFJAIv6A+rW+L4AHf99KvxDjWSu1z9VI8SKNVmz4sk7buKt/6v9KI65qnm" crossorigin="anonymous"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/holder/2.9.4/holder.js" integrity="sha256-crfkMD0BL2TtiwpbIlXF/SVmGSvOtgbMM8GBkibVKyc=" crossorigin="anonymous"></script>
<script>
$(function () {
'use strict'
$('[data-toggle="offcanvas"]').on('click', function () {
$('.offcanvas-collapse').toggleClass('open')
})
})
</script>
</body>
</html>
但是当我把这个代码翻译成angular时,它就不起作用了。我认为差异的具体部分在于:
<script>
$(function () {
'use strict'
$('[data-toggle="offcanvas"]').on('click', function () {
$('.offcanvas-collapse').toggleClass('open')
})
})
</script>
我的问题是这部分如何转化为角度?事实上,问题中提到的函数部分正是我所需要的 这是我的angular component.html:
<!doctype html>
<html lang="en">
<head>
<!-- Required meta tags -->
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
<title>Hello, world!</title>
</head>
<body>
<nav class="navbar navbar-expand-lg fixed-top navbar-dark bg-dark">
<a class="navbar-brand mr-auto mr-lg-0" href="#">Offcanvas navbar</a>
<button class="navbar-toggler p-0 border-0" type="button" (click)="toggle()">
<span class="navbar-toggler-icon"></span>
</button>
<div class="navbar-collapse offcanvas-collapse" id="navbarsExampleDefault">
<ul class="navbar-nav mr-auto">
<li class="nav-item active">
<a class="nav-link" href="#">Dashboard <span class="sr-only">(current)</span></a>
</li>
<li class="nav-item">
<a class="nav-link" href="#">Notifications</a>
</li>
<li class="nav-item">
<a class="nav-link" href="#">Profile</a>
</li>
<li class="nav-item">
<a class="nav-link" href="#">Switch account</a>
</li>
<li class="nav-item dropdown">
<a class="nav-link dropdown-toggle" href="http://example.com" id="dropdown01" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">Settings</a>
<div class="dropdown-menu" aria-labelledby="dropdown01">
<a class="dropdown-item" href="#">Action</a>
<a class="dropdown-item" href="#">Another action</a>
<a class="dropdown-item" href="#">Something else here</a>
</div>
</li>
</ul>
<form class="form-inline my-2 my-lg-0">
<input class="form-control mr-sm-2" type="text" placeholder="Search" aria-label="Search">
<button class="btn btn-outline-success my-2 my-sm-0" type="submit">Search</button>
</form>
</div>
</nav>
</body>
</html>
上面展示了一种将Jquery函数转换为角度组件的方法 你为什么认为它需要翻译?因为它是唯一需要翻译的部分。我的目标是能够使用angularHi复制上述示例,我尝试了您的解决方案,但在控制台中收到一个错误,表示未定义$。我像您一样声明了$和jQuery。有什么想法吗?。
import { Component, OnInit } from '@angular/core';
declare var jQuery:any;
declare var $:any;
@Component({
selector: 'app-user-dashboard-menu',
templateUrl: './user-dashboard-menu.component.html',
styleUrls: ['./user-dashboard-menu.component.css']
})
export class UserDashboardMenuComponent implements OnInit {
constructor() { }
toggle(){
$('.offcanvas-collapse').toggleClass('open');
}
ngOnInit() {
}
}