/
SubMenu.tsx
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/
SubMenu.tsx
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import React, { useMemo, useState } from 'react';
import { CSSTransitionProps } from 'react-transition-group/CSSTransition';
import OverlayTrigger, { OverlayTriggerProps, OverlayTriggerRef } from '@uiw/react-overlay-trigger';
import Icon from '@uiw/react-icon';
import { IProps } from '@uiw/utils';
import { MenuItem, MenuItemProps, TagType } from './MenuItem';
import Menu, { MenuProps } from './Menu';
import './style/submenu.less';
export interface SubMenuProps<T extends TagType> extends IProps, MenuItemProps<T> {
overlayProps?: OverlayTriggerProps;
collapse?: boolean;
disabled?: boolean;
inlineCollapsed?: boolean;
inlineIndent?: number;
}
function checkedMenuItem(node?: HTMLElement) {
let isCheck = false;
if (node) {
// eslint-disable-next-line
do {
if (!node.dataset.menu) {
isCheck = true;
}
if (node.dataset.menu && /^(subitem|divider)$/.test(node.dataset.menu)) {
isCheck = false;
}
} while (!node.dataset.menu && (node = node.parentNode as HTMLElement));
}
return isCheck;
}
function IconView({ prefixCls, collapse, isOpen }: { prefixCls?: string; collapse?: boolean; isOpen: boolean }) {
return useMemo(
() => (
<Icon
type="caret-right"
className={[
prefixCls ? `${prefixCls}-collapse-icon` : null,
!collapse && isOpen ? 'w-open' : null,
!collapse && !isOpen ? 'w-close' : null,
]
.filter(Boolean)
.join(' ')
.trim()}
/>
),
[prefixCls, collapse, isOpen],
);
}
export const SubMenu = React.forwardRef(function <Tag extends TagType = 'a'>(
props: SubMenuProps<Tag>,
ref: React.Ref<HTMLLIElement>,
) {
const {
prefixCls = 'w-menu-subitem',
className,
disabled,
overlayProps = {},
children,
collapse = false,
inlineIndent,
inlineCollapsed,
...other
} = props;
const overlayTriggerProps = {} as OverlayTriggerProps & CSSTransitionProps;
const menuProps: MenuProps = {
bordered: true,
children,
inlineIndent,
className: [prefixCls ? `${prefixCls}-overlay` : null].filter(Boolean).join(' ').trim(),
};
const popupRef = React.useRef<OverlayTriggerRef>(null);
const [isOpen, setIsOpen] = useState(!!overlayProps.isOpen);
useMemo(() => {
if (collapse) setIsOpen(false);
}, [collapse]);
function onClick(e: React.MouseEvent<HTMLUListElement, MouseEvent>) {
const target = e.currentTarget;
const related = (e.relatedTarget || e.nativeEvent.target) as HTMLElement;
if (target.children.length < 1) return;
if (checkedMenuItem(related)) {
if (popupRef.current) {
popupRef.current!.hide();
}
}
}
function onExit(node: HTMLElement) {
node && (node.style.height = `${node.scrollHeight}px`);
setIsOpen(false);
}
function onExiting(node: HTMLElement) {
node && (node.style.height = '0px');
}
function onEnter(node: HTMLElement) {
node && (node.style.height = '1px');
setIsOpen(true);
}
function onEntering(node: HTMLElement) {
node && (node.style.height = `${node.scrollHeight}px`);
}
function onEntered(node: HTMLElement) {
node && (node.style.height = 'initial');
}
if (!collapse) {
delete menuProps.onClick;
menuProps.bordered = false;
overlayTriggerProps.className = `${prefixCls}-collapse`;
overlayTriggerProps.appear = false;
overlayTriggerProps.isOutside = true;
overlayTriggerProps.isClickOutside = false;
overlayTriggerProps.unmountOnExit = false;
overlayTriggerProps.trigger = 'click';
overlayTriggerProps.transitionName = `${prefixCls}`;
overlayTriggerProps.onExit = onExit;
overlayTriggerProps.onExiting = onExiting;
overlayTriggerProps.onEnter = onEnter;
overlayTriggerProps.onEntered = onEntered;
overlayTriggerProps.onEntering = onEntering;
} else {
overlayTriggerProps.className = `${prefixCls}-popup`;
overlayTriggerProps.trigger = 'hover';
overlayTriggerProps.usePortal = true;
menuProps.onClick = onClick;
}
return (
<li data-menu="subitem" ref={ref}>
<OverlayTrigger
placement="rightTop"
autoAdjustOverflow
disabled={disabled}
isOpen={isOpen}
usePortal={false}
isOutside
{...overlayTriggerProps}
{...overlayProps}
ref={popupRef}
overlay={<Menu {...menuProps} style={!collapse ? { paddingLeft: inlineIndent } : {}} />}
>
<MenuItem
{...other}
ref={null}
disabled={disabled}
isSubMenuItem
addonAfter={<IconView collapse={collapse} prefixCls={prefixCls} isOpen={isOpen} />}
className={[
prefixCls ? `${prefixCls}-title` : null,
!collapse ? `${prefixCls}-collapse-title` : null,
className,
]
.filter(Boolean)
.join(' ')
.trim()}
/>
</OverlayTrigger>
</li>
);
});
SubMenu.displayName = 'uiw.SubMenu';