Files F102759876

useTouchRipple.js
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Created: Sun, Feb 23, 22:08

useTouchRipple.js
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	import * as React from 'react';
	import { useEventCallback } from '../utils';
	const useTouchRipple = props => {
	const {
	disabled,
	disableFocusRipple,
	disableRipple,
	disableTouchRipple,
	focusVisible,
	rippleRef
	} = props;
	React.useEffect(() => {
	if (focusVisible && !disableFocusRipple && !disableRipple) {
	rippleRef.current?.pulsate();
	}
	}, [rippleRef, focusVisible, disableFocusRipple, disableRipple]);
	function useRippleHandler(rippleAction, skipRippleAction = disableTouchRipple) {
	return useEventCallback(event => {
	if (!skipRippleAction && rippleRef.current) {
	rippleRef.current[rippleAction](event);
	}
	return true;
	});
	}
	const keydownRef = React.useRef(false);
	const handleKeyDown = useEventCallback(event => {
	if (!disableFocusRipple && !keydownRef.current && focusVisible && rippleRef.current && event.key === ' ') {
	keydownRef.current = true;
	rippleRef.current.stop(event, () => {
	rippleRef?.current?.start(event);
	});
	}
	});
	const handleKeyUp = useEventCallback(event => {
	// calling preventDefault in keyUp on a <button> will not dispatch a click event if Space is pressed
	// https://codesandbox.io/s/button-keyup-preventdefault-dn7f0
	if (!disableFocusRipple && event.key === ' ' && rippleRef.current && focusVisible && !event.defaultPrevented) {
	keydownRef.current = false;
	rippleRef.current.stop(event, () => {
	rippleRef?.current?.pulsate(event);
	});
	}
	});
	const handleBlur = useRippleHandler('stop', false);
	const handleMouseDown = useRippleHandler('start');
	const handleContextMenu = useRippleHandler('stop');
	const handleDragLeave = useRippleHandler('stop');
	const handleMouseUp = useRippleHandler('stop');
	const handleMouseLeave = useRippleHandler('stop');
	const handleTouchStart = useRippleHandler('start');
	const handleTouchEnd = useRippleHandler('stop');
	const handleTouchMove = useRippleHandler('stop');
	const [mountedState, setMountedState] = React.useState(false);
	React.useEffect(() => {
	setMountedState(true);
	}, []);
	const enableTouchRipple = mountedState && !disableRipple && !disabled;
	const getRippleHandlers = React.useMemo(() => {
	const rippleHandlers = {
	onBlur: handleBlur,
	onKeyDown: handleKeyDown,
	onKeyUp: handleKeyUp,
	onMouseDown: handleMouseDown,
	onMouseUp: handleMouseUp,
	onMouseLeave: handleMouseLeave,
	onContextMenu: handleContextMenu,
	onDragLeave: handleDragLeave,
	onTouchStart: handleTouchStart,
	onTouchEnd: handleTouchEnd,
	onTouchMove: handleTouchMove
	};
	return (otherEvents = {}) => {
	const eventNames = Object.keys(rippleHandlers);
	const wrappedEvents = eventNames.map(eventName => ({
	name: eventName,
	handler: ev => {
	otherEvents[eventName]?.(ev);
	rippleHandlers[eventName](ev);
	}
	}));
	return wrappedEvents.reduce((acc, current) => {
	acc[current.name] = current.handler;
	return acc;
	}, {});
	};
	}, [handleBlur, handleKeyDown, handleKeyUp, handleMouseDown, handleMouseUp, handleMouseLeave, handleContextMenu, handleDragLeave, handleTouchStart, handleTouchEnd, handleTouchMove]);
	return {
	enableTouchRipple,
	getRippleHandlers
	};
	};
	export default useTouchRipple;

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