tests/23-reduced.html

<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1">
<style type="text/css">
	p { font-family: sans-serif; }
	input, code { font-family: monospace; }
</style>
<title>#23</title>
<script type="application/javascript" src="../lib/fastclick.js"></script>
<script type="application/javascript">

	// This function is for sending a touch event to the button programatically
	var sendTouchEnd = function() {
		var event, button;

		button = document.getElementById('alert-on-click');

		event = document.createEvent('UIEvent');
		event.initUIEvent('touchend', true, true);
		event.changedTouches = [{
			screenX: button.offsetLeft,
			screenY: button.offsetTop,
			clientX: button.offsetLeft,
			clientY: button.offsetTop
		}];

		button.dispatchEvent(event);
	};

	window.addEventListener('load', function() {
		var i = 0;

		var log = function(event) {
			console.log(event.type, event);
		};

		document.body.addEventListener('touchend', function(event) {
			var clickEvent, touch = event.changedTouches[0];

			log(event);

			// Synthesise a click event, with an extra attribute so it can be tracked
			clickEvent = document.createEvent('MouseEvents');
			clickEvent.initMouseEvent('click', true, true, window, 1, touch.screenX, touch.screenY, touch.clientX, touch.clientY, false, false, false, false, 0, null);
			clickEvent.synthesized = true;
			event.target.dispatchEvent(clickEvent);
		}, false);

		document.getElementById('alert-on-click').addEventListener('click', function(event) {
			i++;
			alert('Alert #' + i + ', on element with ID \'' + event.target.id + '\'.');
		}, false);
	}, false);
</script>
</head>
<body>
	<p>At the start of this test, <code>i = 0</code>. Tapping the first button will increment <code>i</code> and trigger an alert with the text <code>'Alert #' + i</code>.</p>
	<p>Tapping on the second button should have absolutely no effect, but in iOS6 it will re-trigger the alert.</p>
	<input type="button" id="alert-on-click" value="Button #1">
	<br><br>
	<input type="button" id="no-alert-on-click" value="Button #2">
</body>
</html>