A Transfer List (or "shuttle") enables the user to move one or more list items between lists.
For completeness, this example includes buttons for “move all”, but not every transfer list needs these.
import * as React from 'react';
import Grid from '@mui/material/Grid';
import List from '@mui/material/List';
import ListItemButton from '@mui/material/ListItemButton';
import ListItemIcon from '@mui/material/ListItemIcon';
import ListItemText from '@mui/material/ListItemText';
import Checkbox from '@mui/material/Checkbox';
import Button from '@mui/material/Button';
import Paper from '@mui/material/Paper';
function not(a: readonly number[], b: readonly number[]) {
return a.filter((value) => !b.includes(value));
}
function intersection(a: readonly number[], b: readonly number[]) {
return a.filter((value) => b.includes(value));
}
export default function TransferList() {
const [checked, setChecked] = React.useState<readonly number[]>([]);
const [left, setLeft] = React.useState<readonly number[]>([0, 1, 2, 3]);
const [right, setRight] = React.useState<readonly number[]>([4, 5, 6, 7]);
const leftChecked = intersection(checked, left);
const rightChecked = intersection(checked, right);
const handleToggle = (value: number) => () => {
const currentIndex = checked.indexOf(value);
const newChecked = [...checked];
if (currentIndex === -1) {
newChecked.push(value);
} else {
newChecked.splice(currentIndex, 1);
}
setChecked(newChecked);
};
const handleAllRight = () => {
setRight(right.concat(left));
setLeft([]);
};
const handleCheckedRight = () => {
setRight(right.concat(leftChecked));
setLeft(not(left, leftChecked));
setChecked(not(checked, leftChecked));
};
const handleCheckedLeft = () => {
setLeft(left.concat(rightChecked));
setRight(not(right, rightChecked));
setChecked(not(checked, rightChecked));
};
const handleAllLeft = () => {
setLeft(left.concat(right));
setRight([]);
};
const customList = (items: readonly number[]) => (
<Paper sx={{ width: 200, height: 230, overflow: 'auto' }}>
<List dense component="div" role="list">
{items.map((value: number) => {
const labelId = `transfer-list-item-${value}-label`;
return (
<ListItemButton
key={value}
role="listitem"
onClick={handleToggle(value)}
>
<ListItemIcon>
<Checkbox
checked={checked.includes(value)}
tabIndex={-1}
disableRipple
inputProps={{
'aria-labelledby': labelId,
}}
/>
</ListItemIcon>
<ListItemText id={labelId} primary={`List item ${value + 1}`} />
</ListItemButton>
);
})}
</List>
</Paper>
);
return (
<Grid
container
spacing={2}
sx={{ justifyContent: 'center', alignItems: 'center' }}
>
<Grid item>{customList(left)}</Grid>
<Grid item>
<Grid container direction="column" sx={{ alignItems: 'center' }}>
<Button
sx={{ my: 0.5 }}
variant="outlined"
size="small"
onClick={handleAllRight}
disabled={left.length === 0}
aria-label="move all right"
>
≫
</Button>
<Button
sx={{ my: 0.5 }}
variant="outlined"
size="small"
onClick={handleCheckedRight}
disabled={leftChecked.length === 0}
aria-label="move selected right"
>
>
</Button>
<Button
sx={{ my: 0.5 }}
variant="outlined"
size="small"
onClick={handleCheckedLeft}
disabled={rightChecked.length === 0}
aria-label="move selected left"
>
<
</Button>
<Button
sx={{ my: 0.5 }}
variant="outlined"
size="small"
onClick={handleAllLeft}
disabled={right.length === 0}
aria-label="move all left"
>
≪
</Button>
</Grid>
</Grid>
<Grid item>{customList(right)}</Grid>
</Grid>
);
}
This example exchanges the “move all” buttons for a “select all / select none” checkbox and adds a counter.
import * as React from 'react';
import Grid from '@mui/material/Grid';
import List from '@mui/material/List';
import Card from '@mui/material/Card';
import CardHeader from '@mui/material/CardHeader';
import ListItemButton from '@mui/material/ListItemButton';
import ListItemText from '@mui/material/ListItemText';
import ListItemIcon from '@mui/material/ListItemIcon';
import Checkbox from '@mui/material/Checkbox';
import Button from '@mui/material/Button';
import Divider from '@mui/material/Divider';
function not(a: readonly number[], b: readonly number[]) {
return a.filter((value) => !b.includes(value));
}
function intersection(a: readonly number[], b: readonly number[]) {
return a.filter((value) => b.includes(value));
}
function union(a: readonly number[], b: readonly number[]) {
return [...a, ...not(b, a)];
}
export default function SelectAllTransferList() {
const [checked, setChecked] = React.useState<readonly number[]>([]);
const [left, setLeft] = React.useState<readonly number[]>([0, 1, 2, 3]);
const [right, setRight] = React.useState<readonly number[]>([4, 5, 6, 7]);
const leftChecked = intersection(checked, left);
const rightChecked = intersection(checked, right);
const handleToggle = (value: number) => () => {
const currentIndex = checked.indexOf(value);
const newChecked = [...checked];
if (currentIndex === -1) {
newChecked.push(value);
} else {
newChecked.splice(currentIndex, 1);
}
setChecked(newChecked);
};
const numberOfChecked = (items: readonly number[]) =>
intersection(checked, items).length;
const handleToggleAll = (items: readonly number[]) => () => {
if (numberOfChecked(items) === items.length) {
setChecked(not(checked, items));
} else {
setChecked(union(checked, items));
}
};
const handleCheckedRight = () => {
setRight(right.concat(leftChecked));
setLeft(not(left, leftChecked));
setChecked(not(checked, leftChecked));
};
const handleCheckedLeft = () => {
setLeft(left.concat(rightChecked));
setRight(not(right, rightChecked));
setChecked(not(checked, rightChecked));
};
const customList = (title: React.ReactNode, items: readonly number[]) => (
<Card>
<CardHeader
sx={{ px: 2, py: 1 }}
avatar={
<Checkbox
onClick={handleToggleAll(items)}
checked={numberOfChecked(items) === items.length && items.length !== 0}
indeterminate={
numberOfChecked(items) !== items.length && numberOfChecked(items) !== 0
}
disabled={items.length === 0}
inputProps={{
'aria-label': 'all items selected',
}}
/>
}
title={title}
subheader={`${numberOfChecked(items)}/${items.length} selected`}
/>
<Divider />
<List
sx={{
width: 200,
height: 230,
bgcolor: 'background.paper',
overflow: 'auto',
}}
dense
component="div"
role="list"
>
{items.map((value: number) => {
const labelId = `transfer-list-all-item-${value}-label`;
return (
<ListItemButton
key={value}
role="listitem"
onClick={handleToggle(value)}
>
<ListItemIcon>
<Checkbox
checked={checked.includes(value)}
tabIndex={-1}
disableRipple
inputProps={{
'aria-labelledby': labelId,
}}
/>
</ListItemIcon>
<ListItemText id={labelId} primary={`List item ${value + 1}`} />
</ListItemButton>
);
})}
</List>
</Card>
);
return (
<Grid
container
spacing={2}
sx={{ justifyContent: 'center', alignItems: 'center' }}
>
<Grid item>{customList('Choices', left)}</Grid>
<Grid item>
<Grid container direction="column" sx={{ alignItems: 'center' }}>
<Button
sx={{ my: 0.5 }}
variant="outlined"
size="small"
onClick={handleCheckedRight}
disabled={leftChecked.length === 0}
aria-label="move selected right"
>
>
</Button>
<Button
sx={{ my: 0.5 }}
variant="outlined"
size="small"
onClick={handleCheckedLeft}
disabled={rightChecked.length === 0}
aria-label="move selected left"
>
<
</Button>
</Grid>
</Grid>
<Grid item>{customList('Chosen', right)}</Grid>
</Grid>
);
}
The component comes with a couple of limitations: