@wordpress/compose/build/hooks/use-copy-to-clipboard/index.js

WordPress higher-order components (HOCs).

"use strict";

var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = useCopyToClipboard;

var _clipboard = _interopRequireDefault(require("clipboard"));

var _element = require("@wordpress/element");

var _useRefEffect = _interopRequireDefault(require("../use-ref-effect"));

/**
 * External dependencies
 */

/**
 * WordPress dependencies
 */

/**
 * Internal dependencies
 */

/** @typedef {import('@wordpress/element').RefObject} RefObject */
function useUpdatedRef(value) {
  const ref = (0, _element.useRef)(value);
  ref.current = value;
  return ref;
}
/**
 * Copies the given text to the clipboard when the element is clicked.
 *
 * @param {text|Function} text      The text to copy. Use a function if not
 *                                  already available and expensive to compute.
 * @param {Function}      onSuccess Called when to text is copied.
 *
 * @return {RefObject} A ref to assign to the target element.
 */


function useCopyToClipboard(text, onSuccess) {
  // Store the dependencies as refs and continuesly update them so they're
  // fresh when the callback is called.
  const textRef = useUpdatedRef(text);
  const onSuccesRef = useUpdatedRef(onSuccess);
  return (0, _useRefEffect.default)(node => {
    // Clipboard listens to click events.
    const clipboard = new _clipboard.default(node, {
      text() {
        return typeof textRef.current === 'function' ? textRef.current() : textRef.current;
      }

    });
    clipboard.on('success', ({
      clearSelection
    }) => {
      // Clearing selection will move focus back to the triggering
      // button, ensuring that it is not reset to the body, and
      // further that it is kept within the rendered node.
      clearSelection(); // Handle ClipboardJS focus bug, see
      // https://github.com/zenorocha/clipboard.js/issues/680

      node.focus();

      if (onSuccesRef.current) {
        onSuccesRef.current();
      }
    });
    return () => {
      clipboard.destroy();
    };
  }, []);
}
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