focus-options-polyfill
Version:
JavaScript polyfill for the WHATWG spec of focusOptions, that enables a set of options to be passed to the focus method.
111 lines (86 loc) • 3.64 kB
HTML
<!--[if lt IE 7 ]> <html class="ie ie6 ie-lt10 ie-lt9 ie-lt8 ie-lt7 no-js" lang="en"> <![endif]-->
<!--[if IE 7 ]> <html class="ie ie7 ie-lt10 ie-lt9 ie-lt8 no-js" lang="en"> <![endif]-->
<!--[if IE 8 ]> <html class="ie ie8 ie-lt10 ie-lt9 no-js" lang="en"> <![endif]-->
<!--[if IE 9 ]> <html class="ie ie9 ie-lt10 no-js" lang="en"> <![endif]-->
<!--[if gt IE 9]><!--><html class="no-js" lang="en"><!--<![endif]-->
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width">
<title>focus-options-polyfill</title>
<script src="./index.js"></script>
</head>
<body>
<header>
<h1>focus-options-polyfill</h1>
</header>
<article style="height: 2000px; width: 500px; display: inline-block; vertical-align: top;">
<button type="button" onclick="focusScrollMethod('focusable-button-1')">
Click me to focus on the button 1
</button>
<button type="button" onclick="focusNoScrollMethod('focusable-button-1')">
Click me to focus on the button 1 without scrolling
</button>
<div>
<button type="button" onclick="focusScrollMethod('focusable-input-1')">
Click me to focus on the input 4
</button>
<button type="button" onclick="focusNoScrollMethod('focusable-input-1')">
Click me to focus on the input 4 without scrolling
</button>
</div>
<div class="container">
<button type="button" id="focusable-button-1" style="margin-top: 1500px;">Button 1</button>
<!-- The font size needs to be over 16px to stop zooming on iOS -->
<input type="text" id="focusable-input-1" style="margin-top: 1500px; font-size: 24px;">
</div>
</article>
<article style="height: 500px; width: 500px; display: inline-block; vertical-align: top; overflow: auto;">
<button type="button" onclick="focusScrollMethod('focusable-button-2')">
Click me to focus on the button 2
</button>
<button type="button" onclick="focusNoScrollMethod('focusable-button-2')">
Click me to focus on the button 2 without scrolling
</button>
<div class="container">
<button type="button" id="focusable-button-2" style="margin: 600px 0 0 600px; white-space: nowrap">Button 2</button>
</div>
</article>
<article style="height: 300px; width: 500px; display: inline-block; vertical-align: top; overflow: auto;">
<button type="button" onclick="focusScrollMethod('focusable-button-3')">
Click me to focus on the button 3
</button>
<button type="button" onclick="focusNoScrollMethod('focusable-button-3')">
Click me to focus on the button 3 without scrolling
</button>
<div class="container" style="height: 500px; width: 300px; overflow: auto;">
<div class="container" style="margin: 300px 0 0 300px;">
<button type="button" id="focusable-button-3" style="margin: 300px 0 0 300px; white-space: nowrap">Button 3</button>
</div>
</div>
</article>
<footer>
<p>
<small>Created by @calvellido</small>
</p>
</footer>
<script>
focusScrollMethod = function getFocus(id) {
document.getElementById(id).focus({ preventScroll: false });
}
focusNoScrollMethod = function getFocusWithoutScrolling(id) {
document.getElementById(id).focus({ preventScroll: true });
}
document.getElementById("focusable-button-1").addEventListener("click", function() {
alert("Button 1 clicked!")
});
document.getElementById("focusable-button-2").addEventListener("click", function() {
alert("Button 2 clicked!")
});
document.getElementById("focusable-button-3").addEventListener("click", function() {
alert("Button 3 clicked!")
});
</script>
</body>
</html>