83 lines
1.9 KiB
JavaScript
83 lines
1.9 KiB
JavaScript
const EVENT_NAME_MAP = {
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transitionend: {
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transition: 'transitionend',
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WebkitTransition: 'webkitTransitionEnd',
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MozTransition: 'mozTransitionEnd',
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OTransition: 'oTransitionEnd',
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msTransition: 'MSTransitionEnd',
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},
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animationend: {
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animation: 'animationend',
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WebkitAnimation: 'webkitAnimationEnd',
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MozAnimation: 'mozAnimationEnd',
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OAnimation: 'oAnimationEnd',
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msAnimation: 'MSAnimationEnd',
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},
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}
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const endEvents = []
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function detectEvents () {
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const testEl = document.createElement('div')
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const style = testEl.style
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if (!('AnimationEvent' in window)) {
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delete EVENT_NAME_MAP.animationend.animation
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}
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if (!('TransitionEvent' in window)) {
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delete EVENT_NAME_MAP.transitionend.transition
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}
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for (const baseEventName in EVENT_NAME_MAP) {
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if (EVENT_NAME_MAP.hasOwnProperty(baseEventName)) {
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const baseEvents = EVENT_NAME_MAP[baseEventName]
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for (const styleName in baseEvents) {
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if (styleName in style) {
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endEvents.push(baseEvents[styleName])
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break
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}
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}
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}
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}
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}
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if (typeof window !== 'undefined' && typeof document !== 'undefined') {
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detectEvents()
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}
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function addEventListener (node, eventName, eventListener) {
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node.addEventListener(eventName, eventListener, false)
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}
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function removeEventListener (node, eventName, eventListener) {
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node.removeEventListener(eventName, eventListener, false)
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}
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const TransitionEvents = {
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addEndEventListener (node, eventListener) {
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if (endEvents.length === 0) {
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window.setTimeout(eventListener, 0)
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return
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}
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endEvents.forEach((endEvent) => {
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addEventListener(node, endEvent, eventListener)
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})
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},
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endEvents,
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removeEndEventListener (node, eventListener) {
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if (endEvents.length === 0) {
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return
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}
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endEvents.forEach((endEvent) => {
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removeEventListener(node, endEvent, eventListener)
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})
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},
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}
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export default TransitionEvents
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