React/MUI Popover positioning incorrectly with anchorPosition
问题 I'm using a React/MUI Popover inside a react-window List element and am unable to get the Popover to position correctly -- it always winds up in the top left corner of the window (the component is unable to perform a getBoundingClientRctd() on the anchor element [ anchorEl in the docs]). So to get around that problem temporarily, I decided to use the anchorPosition parameter which allows to set an absolute position -- in my case, just the middle of the window. That's not working either. I've