Files F103861654

transitionEnd.js
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Created: Wed, Mar 5, 04:02

transitionEnd.js
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	import css from './css';
	import listen from './listen';
	import triggerEvent from './triggerEvent';

	function parseDuration(node) {
	var str = css(node, 'transitionDuration') \|\| '';
	var mult = str.indexOf('ms') === -1 ? 1000 : 1;
	return parseFloat(str) * mult;
	}

	function emulateTransitionEnd(element, duration, padding) {
	if (padding === void 0) {
	padding = 5;
	}

	var called = false;
	var handle = setTimeout(function () {
	if (!called) triggerEvent(element, 'transitionend', true);
	}, duration + padding);
	var remove = listen(element, 'transitionend', function () {
	called = true;
	}, {
	once: true
	});
	return function () {
	clearTimeout(handle);
	remove();
	};
	}

	export default function transitionEnd(element, handler, duration, padding) {
	if (duration == null) duration = parseDuration(element) \|\| 0;
	var removeEmulate = emulateTransitionEnd(element, duration, padding);
	var remove = listen(element, 'transitionend', handler);
	return function () {
	removeEmulate();
	remove();
	};
	}

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