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26 lines
716 B
TypeScript
26 lines
716 B
TypeScript
import normalizeWheel from 'normalize-wheel-es'
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import { isFirefox } from '@element-plus/utils/util'
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import type { ObjectDirective, DirectiveBinding } from 'vue'
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const mousewheel = function (element, callback) {
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if (element && element.addEventListener) {
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const fn = function (this: any, event) {
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const normalized = normalizeWheel(event)
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callback && callback.apply(this, [event, normalized])
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}
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if (isFirefox()) {
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element.addEventListener('DOMMouseScroll', fn)
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} else {
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element.onmousewheel = fn
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}
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}
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}
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const Mousewheel: ObjectDirective = {
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beforeMount(el: HTMLElement, binding: DirectiveBinding) {
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mousewheel(el, binding.value)
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},
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}
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export default Mousewheel
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