import React from 'react'; import { IconButton, Tooltip } from '@mui/material'; import IconCollapse from '@mui/icons-material/KeyboardArrowDown'; import IconRestore from '@mui/icons-material/KeyboardArrowUp'; interface CollapseButtonProps { collapsed: boolean; setCollapsed: (c: boolean) => void; } const CollapseButton: React.FC = ({ collapsed, setCollapsed, }) => { const toggleCollapsed = React.useCallback(() => { setCollapsed(!collapsed); }, [collapsed, setCollapsed]); return ( {collapsed ? : } ); }; export default React.memo(CollapseButton);