import * as React from 'react'; import FormatAlignLeftIcon from '@mui/icons-material/FormatAlignLeft'; import FormatAlignCenterIcon from '@mui/icons-material/FormatAlignCenter'; import FormatAlignRightIcon from '@mui/icons-material/FormatAlignRight'; import LaptopIcon from '@mui/icons-material/Laptop'; import TvIcon from '@mui/icons-material/Tv'; import PhoneAndroidIcon from '@mui/icons-material/PhoneAndroid'; import Stack from '@mui/material/Stack'; import ToggleButton from '@mui/material/ToggleButton'; import ToggleButtonGroup from '@mui/material/ToggleButtonGroup'; export default function ToggleButtonNotEmpty() { const [alignment, setAlignment] = React.useState('left'); const [devices, setDevices] = React.useState(() => ['phone']); const handleAlignment = (event, newAlignment) => { if (newAlignment !== null) { setAlignment(newAlignment); } }; const handleDevices = (event, newDevices) => { if (newDevices.length) { setDevices(newDevices); } }; return ( ); }