TYPESCRIPT

clickawaylistener material ui

import ClickAwayListener from '@mui/base/ClickAwayListener';
...
<ClickAwayListener onClickAway={handleClickAway}>
  <div>
    <button type="button" onClick={handleClick}>
      Open menu dropdown
    </button>
    {open ? (
      <Portal>
        <Box sx={styles}>
          Click me, I will stay visible until you click outside.
        </Box>
      </Portal>
    ) : null}
  </div>
</ClickAwayListener>