使用JavaScript（Using JavaScript）
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小牛编辑
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2023-12-01
描述 (Description)
您可以使用loginScreen()和closeModal(loginScreen) app方法打开和关闭登录屏幕。
例子 (Example)
以下示例显示Framework7中JavaScript的打开和关闭登录屏幕 -
<!DOCTYPE html>
<html>
<head>
<meta name = "viewport" content = "width = device-width, initial-scale = 1,
maximum-scale = 1, minimum-scale = 1, user-scalable = no, minimal-ui" />
<meta name = "apple-mobile-web-app-capable" content = "yes" />
<meta name = "apple-mobile-web-app-status-bar-style" content = "black" />
<title>Login Screen from HTML</title>
<link rel = "stylesheet"
href = "https://cdnjs.cloudflare.com/ajax/libs/framework7/1.4.2/css/framework7.ios.min.css" />
<link rel = "stylesheet"
href = "https://cdnjs.cloudflare.com/ajax/libs/framework7/1.4.2/css/framework7.ios.colors.min.css" />
</head>
<body>
<div class = "views">
<div class = "view view-main">
<div class = "navbar">
<div class = "navbar-inner">
<div class = "center sliding">Login Screen using JavaScript</div>
</div>
</div>
<div class = "pages">
<div data-page = "index" class = "page navbar-fixed">
<div class = "page-content">
<div class = "content-block">
<p><a href = "#" class = "login_screen_js">Click here to open Login Screen</a></p>
</div>
</div>
</div>
</div>
</div>
</div>
<div class = "login-screen">
<div class = "view">
<div class = "page">
<div class = "page-content login-screen-content">
<div class = "login-screen-title">Login Here</div>
<form>
<div class = "list-block">
<ul>
<li class = "item-content">
<div class = "item-inner">
<div class = "item-title label">Username</div>
<div class = "item-input">
<input type = "text" name = "username" placeholder = "Enter the username">
</div>
</div>
</li>
<li class = "item-content">
<div class = "item-inner">
<div class = "item-title label">Password</div>
<div class = "item-input">
<input type = "password" name = "password" placeholder = "Enter the password">
</div>
</div>
</li>
</ul>
</div>
<div class = "list-block">
<ul>
<li><a href = "#" class = "item-link list-button">Log In</a></li>
</ul>
<div class = "list-block-label">
<p><a href = "#" class = "close-login-screen">Click here to close Login Screen</a></p>
</div>
</div>
</form>
</div>
</div>
</div>
</div>
<script type = "text/javascript"
src = "https://cdnjs.cloudflare.com/ajax/libs/framework7/1.4.2/js/framework7.min.js"></script>
<script>
// Here you can initialize the app
var myApp = new Framework7();
// If your using custom DOM library, then save it to $$ variable
var $$ = Dom7;
// Add the view
var mainView = myApp.addView('.view-main', {
// enable the dynamic navbar for this view:
dynamicNavbar: true
});
$$('.login_screen_js').on('click', function () {
myApp.loginScreen();
});
</script>
</body>
</html>
输出 (Output)
让我们执行以下步骤，看看上面给出的代码是如何工作的 -
将上面给出的HTML代码保存为服务器根文件夹中的login_screen_from_javascript.html文件。
以http://localhost/login_screen_from_javascript.html打开此HTML文件，输出显示如下。
输出显示使用loginScreen（）和closeModal（loginScreen）方法从javascript打开和关闭登录屏幕。 单击该链接时，将显示一个登录向导，您可以在其中输入用户名和密码，然后单击登录按钮进行登录。
单击关闭登录屏幕选项以关闭登录屏幕。