@wordpress/block-editor/build-module/hooks/line-height.js

Generic block editor.

import { createElement } from "@wordpress/element";

/**
 * WordPress dependencies
 */
import { hasBlockSupport } from '@wordpress/blocks';
/**
 * Internal dependencies
 */

import LineHeightControl from '../components/line-height-control';
import { cleanEmptyObject } from './utils';
import useEditorFeature from '../components/use-editor-feature';
export const LINE_HEIGHT_SUPPORT_KEY = 'lineHeight';
/**
 * Inspector control panel containing the line height related configuration
 *
 * @param {Object} props
 *
 * @return {WPElement} Line height edit element.
 */

export function LineHeightEdit(props) {
  var _style$typography;

  const {
    attributes: {
      style
    }
  } = props;
  const isDisabled = useIsLineHeightDisabled(props);

  if (isDisabled) {
    return null;
  }

  const onChange = newLineHeightValue => {
    const newStyle = { ...style,
      typography: { ...(style === null || style === void 0 ? void 0 : style.typography),
        lineHeight: newLineHeightValue
      }
    };
    props.setAttributes({
      style: cleanEmptyObject(newStyle)
    });
  };

  return createElement(LineHeightControl, {
    value: style === null || style === void 0 ? void 0 : (_style$typography = style.typography) === null || _style$typography === void 0 ? void 0 : _style$typography.lineHeight,
    onChange: onChange
  });
}
/**
 * Custom hook that checks if line-height settings have been disabled.
 *
 * @param {string} name The name of the block.
 * @return {boolean} Whether setting is disabled.
 */

export function useIsLineHeightDisabled({
  name: blockName
} = {}) {
  const isDisabled = !useEditorFeature('typography.customLineHeight');
  return !hasBlockSupport(blockName, LINE_HEIGHT_SUPPORT_KEY) || isDisabled;
}
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