33 lines
892 B
TypeScript
33 lines
892 B
TypeScript
import type { ElementRef } from '../lib/teact/teact';
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import { useEffect } from '../lib/teact/teact';
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const useHorizontalScroll = (
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containerRef: ElementRef<HTMLDivElement>,
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isDisabled?: boolean,
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shouldPreventDefault = false,
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) => {
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useEffect(() => {
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if (isDisabled) {
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return undefined;
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}
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const container = containerRef.current!;
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function handleScroll(e: WheelEvent) {
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// Ignore horizontal scroll and let it work natively (e.g. on touchpad)
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if (!e.deltaX) {
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container.scrollLeft += e.deltaY / 4;
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if (shouldPreventDefault) e.preventDefault();
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}
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}
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container.addEventListener('wheel', handleScroll, { passive: !shouldPreventDefault });
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return () => {
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container.removeEventListener('wheel', handleScroll);
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};
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}, [containerRef, isDisabled, shouldPreventDefault]);
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};
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export default useHorizontalScroll;
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