Alert
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2023-12-01
描述 (Description)
您可以使用以下方法显示警报模式 -
myApp.alert(text, [title, callbackOk])
OR
myApp.alert(text, [callbackOk])
以上方法接受参数,如下所列 -
text - 显示带有文本的警报。
title - 这是一个显示带标题的警报的可选方法。
callbackOk - 这是一个可选方法,它提供回调函数,当用户在警报模式下单击“确定”按钮时执行该函数。
例子 (Example)
以下示例演示了Framework7中警报模式的使用,它在您单击链接时显示警告框 -
<!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>Alert Modal</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">Alert Modal</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 = "alert-text">Displays Alert Modal with Text</a></p>
<p><a href = "#" class = "alert-text-title">Displays Alert Modal With Text and Title</a></p>
<p><a href = "#" class = "alert-text-title-callback">Displays Alert Modal With Text and Title and Callback</a></p>
<p><a href = "#" class = "alert-text-callback">Displays Alert Modal With Text and Callback</a></p>
</div>
</div>
</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
});
$$('.alert-text').on('click', function () {
myApp.alert('This is alert text!!!');
});
$$('.alert-text-title').on('click', function () {
myApp.alert('This is alert text!!!', 'My Title!');
});
$$('.alert-text-title-callback').on('click', function () {
myApp.alert('This is alert text!!!', 'My Title!', function () {
myApp.alert('You have clicked the button!!!')
});
});
$$('.alert-text-callback').on('click', function () {
myApp.alert('This is alert text!!!', function () {
myApp.alert('You have clicked the button!!!')
});
});
</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modal_alert.html文件。
以http://localhost/modal_alert.html打开此HTML文件,输出显示如下。
当用户单击第一个选项时,它会显示带有文本的警报模式。
当用户单击第二个选项时,它会显示警报模式以及文本和标题。
当用户单击第三个选项时,它会显示带有文本和标题的警报模式,单击“确定”后,它将执行回调函数。
当用户单击最后一个选项时,它会显示带文本的警报模式,单击确定后,它会执行回调函数。