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| 1 | +import React, { useState, useRef, useEffect } from 'react'; |
| 2 | +import { |
| 3 | + getBEMElement, |
| 4 | + prefixClaName, |
| 5 | + getBEMModifier, |
| 6 | +} from 'mo/common/className'; |
| 7 | +import { IMenuBarItem } from 'mo/model/workbench/menuBar'; |
| 8 | +import { Menu, MenuMode, MenuRef, IMenuProps } from 'mo/components/menu'; |
| 9 | +import Logo from './logo'; |
| 10 | + |
| 11 | +export const defaultClassName = prefixClaName('menuBar'); |
| 12 | +export const actionClassName = getBEMElement(defaultClassName, 'action'); |
| 13 | +export const horizontalClassName = getBEMModifier( |
| 14 | + defaultClassName, |
| 15 | + 'horizontal' |
| 16 | +); |
| 17 | +export const logoClassName = getBEMElement(horizontalClassName, 'logo'); |
| 18 | +export const logoContentClassName = getBEMElement(logoClassName, 'content'); |
| 19 | + |
| 20 | +export interface IHorizontalViewProps { |
| 21 | + data?: IMenuProps[]; |
| 22 | + onClick?: (event: React.MouseEvent<any, any>, item: IMenuBarItem) => void; |
| 23 | + logo?: React.ReactNode; |
| 24 | +} |
| 25 | + |
| 26 | +export function HorizontalView(props: IHorizontalViewProps) { |
| 27 | + const { data, onClick, logo } = props; |
| 28 | + const menuRef = useRef<MenuRef>(null); |
| 29 | + const [autoDisplayMenu, setAutoDisplayMenu] = useState(false); |
| 30 | + |
| 31 | + const checkIsRootLiElem = (e: MouseEvent) => { |
| 32 | + const target = e.target as HTMLElement; |
| 33 | + const liElem = target.closest('li'); |
| 34 | + const menuBarElem = liElem?.parentElement?.parentElement; |
| 35 | + const isRootLiElem = |
| 36 | + !!menuBarElem && |
| 37 | + menuBarElem.classList.contains(horizontalClassName); |
| 38 | + return isRootLiElem; |
| 39 | + }; |
| 40 | + |
| 41 | + useEffect(() => { |
| 42 | + const menuBarElem = document.getElementsByClassName( |
| 43 | + horizontalClassName |
| 44 | + )[0] as HTMLElement; |
| 45 | + |
| 46 | + const handleClickMenuBar = (e: MouseEvent) => { |
| 47 | + const isRootLiElem = checkIsRootLiElem(e); |
| 48 | + if (!isRootLiElem) return; |
| 49 | + if (autoDisplayMenu) { |
| 50 | + e.preventDefault(); |
| 51 | + e.stopPropagation(); |
| 52 | + menuRef.current?.dispose?.(); |
| 53 | + } |
| 54 | + // Delay the execution of setAutoDisplayMenu to ensure that the menu can be displayed. |
| 55 | + setTimeout(() => setAutoDisplayMenu(!autoDisplayMenu)); |
| 56 | + }; |
| 57 | + |
| 58 | + const clearAutoDisplay = (e: MouseEvent) => { |
| 59 | + if (!autoDisplayMenu) return; |
| 60 | + const isRootLiElem = checkIsRootLiElem(e); |
| 61 | + const target = e.target as HTMLElement; |
| 62 | + const liElem = target.closest('li'); |
| 63 | + if (!isRootLiElem && !liElem?.dataset.submenu) { |
| 64 | + setAutoDisplayMenu(false); |
| 65 | + } |
| 66 | + }; |
| 67 | + |
| 68 | + document.addEventListener('click', clearAutoDisplay); |
| 69 | + menuBarElem?.addEventListener('click', handleClickMenuBar); |
| 70 | + |
| 71 | + return () => { |
| 72 | + document.removeEventListener('click', clearAutoDisplay); |
| 73 | + menuBarElem?.removeEventListener('click', handleClickMenuBar); |
| 74 | + }; |
| 75 | + }, [autoDisplayMenu]); |
| 76 | + |
| 77 | + const trigger = autoDisplayMenu ? 'hover' : 'click'; |
| 78 | + |
| 79 | + const handleClickMenu = (e: React.MouseEvent, item: IMenuBarItem) => { |
| 80 | + onClick?.(e, item); |
| 81 | + menuRef.current!.dispose(); |
| 82 | + }; |
| 83 | + |
| 84 | + return ( |
| 85 | + <div className={horizontalClassName}> |
| 86 | + <div className={logoClassName}> |
| 87 | + {logo || <Logo className={logoContentClassName} />} |
| 88 | + </div> |
| 89 | + <Menu |
| 90 | + ref={menuRef} |
| 91 | + role="menu" |
| 92 | + mode={MenuMode.Horizontal} |
| 93 | + trigger={trigger} |
| 94 | + onClick={handleClickMenu} |
| 95 | + style={{ width: '100%' }} |
| 96 | + data={data} |
| 97 | + /> |
| 98 | + </div> |
| 99 | + ); |
| 100 | +} |
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