use-is-truncated

Simple React hook that allows you to determine whether an element is truncated via CSS or not.

Check the live DEMO.

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Install

yarn add @closeio/use-is-truncated

Usage

Show a tooltip for elements that are truncated

import React from 'react';
import useIsTruncated from '@closeio/use-is-truncated';

const TooltipTruncated = ({ content, children }) => {
  const [ref, isTruncated] = useIsTruncated(children);

  return React.cloneElement(children, {
    ref,
    title: isTruncated ? content : null,
  });
};

const MyOverlyLongLabel = () => (
  <TooltipTruncated content="This is a label that is too long to show">
    <div className="MyLabel">This is a label that is too long to show</div>
  </TooltipTruncated>
);

.MyLabel {
  width: 100px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

License

MIT © Close