Page MenuHomec4science
Files F101498536

useTouchRipple.js
No OneTemporary
Actions

File Metadata

Created
Tue, Feb 11, 01:09

useTouchRipple.js
View Options

import * as React from 'react';
import { useEventCallback } from '../utils';
var useTouchRipple = function useTouchRipple(props) {
var disabled = props.disabled,
disableFocusRipple = props.disableFocusRipple,
disableRipple = props.disableRipple,
disableTouchRipple = props.disableTouchRipple,
focusVisible = props.focusVisible,
rippleRef = props.rippleRef;
React.useEffect(function () {
if (focusVisible && !disableFocusRipple && !disableRipple) {
var _rippleRef$current;
(_rippleRef$current = rippleRef.current) == null ? void 0 : _rippleRef$current.pulsate();
}
}, [rippleRef, focusVisible, disableFocusRipple, disableRipple]);
function useRippleHandler(rippleAction) {
var skipRippleAction = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : disableTouchRipple;
return useEventCallback(function (event) {
if (!skipRippleAction && rippleRef.current) {
rippleRef.current[rippleAction](event);
}
return true;
});
}
var keydownRef = React.useRef(false);
var handleKeyDown = useEventCallback(function (event) {
if (!disableFocusRipple && !keydownRef.current && focusVisible && rippleRef.current && event.key === ' ') {
keydownRef.current = true;
rippleRef.current.stop(event, function () {
var _rippleRef$current2;
rippleRef == null ? void 0 : (_rippleRef$current2 = rippleRef.current) == null ? void 0 : _rippleRef$current2.start(event);
});
}
});
var handleKeyUp = useEventCallback(function (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, function () {
var _rippleRef$current3;
rippleRef == null ? void 0 : (_rippleRef$current3 = rippleRef.current) == null ? void 0 : _rippleRef$current3.pulsate(event);
});
}
});
var handleBlur = useRippleHandler('stop', false);
var handleMouseDown = useRippleHandler('start');
var handleContextMenu = useRippleHandler('stop');
var handleDragLeave = useRippleHandler('stop');
var handleMouseUp = useRippleHandler('stop');
var handleMouseLeave = useRippleHandler('stop');
var handleTouchStart = useRippleHandler('start');
var handleTouchEnd = useRippleHandler('stop');
var handleTouchMove = useRippleHandler('stop');
var _React$useState = React.useState(false),
mountedState = _React$useState[0],
setMountedState = _React$useState[1];
React.useEffect(function () {
setMountedState(true);
}, []);
var enableTouchRipple = mountedState && !disableRipple && !disabled;
var getRippleHandlers = React.useMemo(function () {
var rippleHandlers = {
onBlur: handleBlur,
onKeyDown: handleKeyDown,
onKeyUp: handleKeyUp,
onMouseDown: handleMouseDown,
onMouseUp: handleMouseUp,
onMouseLeave: handleMouseLeave,
onContextMenu: handleContextMenu,
onDragLeave: handleDragLeave,
onTouchStart: handleTouchStart,
onTouchEnd: handleTouchEnd,
onTouchMove: handleTouchMove
};
return function () {
var otherEvents = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
var eventNames = Object.keys(rippleHandlers);
var wrappedEvents = eventNames.map(function (eventName) {
return {
name: eventName,
handler: function handler(ev) {
var _otherEvents$eventNam;
(_otherEvents$eventNam = otherEvents[eventName]) == null ? void 0 : _otherEvents$eventNam.call(otherEvents, ev);
rippleHandlers[eventName](ev);
}
};
});
return wrappedEvents.reduce(function (acc, current) {
acc[current.name] = current.handler;
return acc;
}, {});
};
}, [handleBlur, handleKeyDown, handleKeyUp, handleMouseDown, handleMouseUp, handleMouseLeave, handleContextMenu, handleDragLeave, handleTouchStart, handleTouchEnd, handleTouchMove]);
return {
enableTouchRipple: enableTouchRipple,
getRippleHandlers: getRippleHandlers
};
};
export default useTouchRipple;

Event Timeline

c4science · Help