【发布时间】:2020-06-19 01:32:18
【问题描述】:
这是直接来自 MUI 菜单的代码 - 自定义菜单。我不想放我的代码,因为有一些内置函数使它更加混乱。
在我的代码(不是这个)中,我在单击菜单项时打开一个 MUI 对话框。问题是提交对话框后菜单不会消失。
我想知道如何在单击菜单上的任何内容(菜单项)后立即关闭菜单。
谢谢
import React from 'react';
import { withStyles } from '@material-ui/core/styles';
import Button from '@material-ui/core/Button';
import Menu, { MenuProps } from '@material-ui/core/Menu';
import MenuItem from '@material-ui/core/MenuItem';
import ListItemIcon from '@material-ui/core/ListItemIcon';
import ListItemText from '@material-ui/core/ListItemText';
import InboxIcon from '@material-ui/icons/MoveToInbox';
import DraftsIcon from '@material-ui/icons/Drafts';
import SendIcon from '@material-ui/icons/Send';
const StyledMenu = withStyles({
paper: {
border: '1px solid #d3d4d5',
},
})((props: MenuProps) => (
<Menu
elevation={0}
getContentAnchorEl={null}
anchorOrigin={{
vertical: 'bottom',
horizontal: 'center',
}}
transformOrigin={{
vertical: 'top',
horizontal: 'center',
}}
{...props}
/>
));
const StyledMenuItem = withStyles((theme) => ({
root: {
'&:focus': {
backgroundColor: theme.palette.primary.main,
'& .MuiListItemIcon-root, & .MuiListItemText-primary': {
color: theme.palette.common.white,
},
},
},
}))(MenuItem);
export default function CustomizedMenus() {
const [anchorEl, setAnchorEl] = React.useState<null | HTMLElement>(null);
const handleClick = (event: React.MouseEvent<HTMLElement>) => {
setAnchorEl(event.currentTarget);
};
const handleClose = () => {
setAnchorEl(null);
};
return (
<div>
<Button
aria-controls="customized-menu"
aria-haspopup="true"
variant="contained"
color="primary"
onClick={handleClick}
>
Open Menu
</Button>
<StyledMenu
id="customized-menu"
anchorEl={anchorEl}
keepMounted
open={Boolean(anchorEl)}
onClose={handleClose}
>
<StyledMenuItem>
<ListItemIcon>
<SendIcon fontSize="small" />
</ListItemIcon>
<ListItemText primary="Sent mail" />
</StyledMenuItem>
<StyledMenuItem>
<ListItemIcon>
<DraftsIcon fontSize="small" />
</ListItemIcon>
<ListItemText primary="Drafts" />
</StyledMenuItem>
<StyledMenuItem>
<ListItemIcon>
<InboxIcon fontSize="small" />
</ListItemIcon>
<ListItemText primary="Inbox" />
</StyledMenuItem>
</StyledMenu>
</div>
);
}
【问题讨论】:
-
keepMounted有什么用途?
标签: reactjs drop-down-menu dialog material-ui