@gechiui/block-editor/build-module/hooks/custom-class-name.js

Generic block editor.

import { createElement, Fragment } from "@gechiui/element";

/**
 * External dependencies
 */
import classnames from 'classnames';
/**
 * GeChiUI dependencies
 */

import { addFilter } from '@gechiui/hooks';
import { TextControl } from '@gechiui/components';
import { __ } from '@gechiui/i18n';
import { hasBlockSupport } from '@gechiui/blocks';
import { createHigherOrderComponent } from '@gechiui/compose';
/**
 * Internal dependencies
 */

import { InspectorControls } from '../components';
/**
 * Filters registered block settings, extending attributes with anchor using ID
 * of the first node.
 *
 * @param {Object} settings Original block settings.
 *
 * @return {Object} Filtered block settings.
 */

export function addAttribute(settings) {
  if (hasBlockSupport(settings, 'customClassName', true)) {
    // Gracefully handle if settings.attributes is undefined.
    settings.attributes = { ...settings.attributes,
      className: {
        type: 'string'
      }
    };
  }

  return settings;
}
/**
 * Override the default edit UI to include a new block inspector control for
 * assigning the custom class name, if block supports custom class name.
 *
 * @param {GCComponent} BlockEdit Original component.
 *
 * @return {GCComponent} Wrapped component.
 */

export const withInspectorControl = createHigherOrderComponent(BlockEdit => {
  return props => {
    const hasCustomClassName = hasBlockSupport(props.name, 'customClassName', true);

    if (hasCustomClassName && props.isSelected) {
      return createElement(Fragment, null, createElement(BlockEdit, props), createElement(InspectorControls, {
        __experimentalGroup: "advanced"
      }, createElement(TextControl, {
        autoComplete: "off",
        label: __('额外的CSS类'),
        value: props.attributes.className || '',
        onChange: nextValue => {
          props.setAttributes({
            className: nextValue !== '' ? nextValue : undefined
          });
        },
        help: __('多个类请用空格分开')
      })));
    }

    return createElement(BlockEdit, props);
  };
}, 'withInspectorControl');
/**
 * Override props assigned to save component to inject anchor ID, if block
 * supports anchor. This is only applied if the block's save result is an
 * element and not a markup string.
 *
 * @param {Object} extraProps Additional props applied to save element.
 * @param {Object} blockType  Block type.
 * @param {Object} attributes Current block attributes.
 *
 * @return {Object} Filtered props applied to save element.
 */

export function addSaveProps(extraProps, blockType, attributes) {
  if (hasBlockSupport(blockType, 'customClassName', true) && attributes.className) {
    extraProps.className = classnames(extraProps.className, attributes.className);
  }

  return extraProps;
}
addFilter('blocks.registerBlockType', 'core/custom-class-name/attribute', addAttribute);
addFilter('editor.BlockEdit', 'core/editor/custom-class-name/with-inspector-control', withInspectorControl);
addFilter('blocks.getSaveContent.extraProps', 'core/custom-class-name/save-props', addSaveProps);
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