|
| 1 | +import PropTypes from 'prop-types'; |
| 2 | +import React, { useCallback, useMemo, useRef, useState } from 'react'; |
| 3 | +import useModalClose from '../../common/useModalClose'; |
| 4 | +import { MenuOpenContext, MenubarContext } from './contexts'; |
| 5 | + |
| 6 | +function Menubar({ children, className }) { |
| 7 | + const [menuOpen, setMenuOpen] = useState('none'); |
| 8 | + |
| 9 | + const timerRef = useRef(null); |
| 10 | + |
| 11 | + const handleClose = useCallback(() => { |
| 12 | + setMenuOpen('none'); |
| 13 | + }, [setMenuOpen]); |
| 14 | + |
| 15 | + const nodeRef = useModalClose(handleClose); |
| 16 | + |
| 17 | + const clearHideTimeout = useCallback(() => { |
| 18 | + if (timerRef.current) { |
| 19 | + clearTimeout(timerRef.current); |
| 20 | + timerRef.current = null; |
| 21 | + } |
| 22 | + }, [timerRef]); |
| 23 | + |
| 24 | + const handleBlur = useCallback(() => { |
| 25 | + timerRef.current = setTimeout(() => setMenuOpen('none'), 10); |
| 26 | + }, [timerRef, setMenuOpen]); |
| 27 | + |
| 28 | + const toggleMenuOpen = useCallback( |
| 29 | + (menu) => { |
| 30 | + setMenuOpen((prevState) => (prevState === menu ? 'none' : menu)); |
| 31 | + }, |
| 32 | + [setMenuOpen] |
| 33 | + ); |
| 34 | + |
| 35 | + const contextValue = useMemo( |
| 36 | + () => ({ |
| 37 | + createMenuHandlers: (menu) => ({ |
| 38 | + onMouseOver: () => { |
| 39 | + setMenuOpen((prevState) => (prevState === 'none' ? 'none' : menu)); |
| 40 | + }, |
| 41 | + onClick: () => { |
| 42 | + toggleMenuOpen(menu); |
| 43 | + }, |
| 44 | + onBlur: handleBlur, |
| 45 | + onFocus: clearHideTimeout |
| 46 | + }), |
| 47 | + createMenuItemHandlers: (menu) => ({ |
| 48 | + onMouseUp: (e) => { |
| 49 | + if (e.button === 2) { |
| 50 | + return; |
| 51 | + } |
| 52 | + setMenuOpen('none'); |
| 53 | + }, |
| 54 | + onBlur: handleBlur, |
| 55 | + onFocus: () => { |
| 56 | + clearHideTimeout(); |
| 57 | + setMenuOpen(menu); |
| 58 | + } |
| 59 | + }), |
| 60 | + toggleMenuOpen |
| 61 | + }), |
| 62 | + [setMenuOpen, toggleMenuOpen, clearHideTimeout, handleBlur] |
| 63 | + ); |
| 64 | + |
| 65 | + return ( |
| 66 | + <MenubarContext.Provider value={contextValue}> |
| 67 | + <div className={className} ref={nodeRef}> |
| 68 | + <MenuOpenContext.Provider value={menuOpen}> |
| 69 | + {children} |
| 70 | + </MenuOpenContext.Provider> |
| 71 | + </div> |
| 72 | + </MenubarContext.Provider> |
| 73 | + ); |
| 74 | +} |
| 75 | + |
| 76 | +Menubar.propTypes = { |
| 77 | + children: PropTypes.node, |
| 78 | + className: PropTypes.string |
| 79 | +}; |
| 80 | + |
| 81 | +Menubar.defaultProps = { |
| 82 | + children: null, |
| 83 | + className: 'nav' |
| 84 | +}; |
| 85 | + |
| 86 | +export default Menubar; |
0 commit comments