@wordpress/block-editor/build-module/components/block-toolbar/index.js

Generic block editor.

import _extends from "@babel/runtime/helpers/esm/extends";
import { createElement, Fragment } from "@wordpress/element";

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

import { useSelect, useDispatch } from '@wordpress/data';
import { useRef } from '@wordpress/element';
import { useViewportMatch } from '@wordpress/compose';
import { getBlockType, hasBlockSupport, isReusableBlock, isTemplatePart } from '@wordpress/blocks';
import { ToolbarGroup } from '@wordpress/components';
/**
 * Internal dependencies
 */

import BlockMover from '../block-mover';
import BlockParentSelector from '../block-parent-selector';
import BlockSwitcher from '../block-switcher';
import BlockControls from '../block-controls';
import __unstableBlockToolbarLastItem from './block-toolbar-last-item';
import BlockSettingsMenu from '../block-settings-menu';
import { BlockLockToolbar } from '../block-lock';
import { BlockGroupToolbar } from '../convert-to-group-buttons';
import BlockEditVisuallyButton from '../block-edit-visually-button';
import { useShowMoversGestures } from './utils';
import { store as blockEditorStore } from '../../store';
import __unstableBlockNameContext from './block-name-context';
import { unlock } from '../../lock-unlock';

const BlockToolbar = ({
  hideDragHandle
}) => {
  const {
    blockClientIds,
    blockClientId,
    blockType,
    hasFixedToolbar,
    isDistractionFree,
    isValid,
    isVisual,
    blockEditingMode
  } = useSelect(select => {
    const {
      getBlockName,
      getBlockMode,
      getSelectedBlockClientIds,
      isBlockValid,
      getBlockRootClientId,
      getSettings,
      getBlockEditingMode
    } = unlock(select(blockEditorStore));
    const selectedBlockClientIds = getSelectedBlockClientIds();
    const selectedBlockClientId = selectedBlockClientIds[0];
    const blockRootClientId = getBlockRootClientId(selectedBlockClientId);
    const settings = getSettings();
    return {
      blockClientIds: selectedBlockClientIds,
      blockClientId: selectedBlockClientId,
      blockType: selectedBlockClientId && getBlockType(getBlockName(selectedBlockClientId)),
      hasFixedToolbar: settings.hasFixedToolbar,
      isDistractionFree: settings.isDistractionFree,
      rootClientId: blockRootClientId,
      isValid: selectedBlockClientIds.every(id => isBlockValid(id)),
      isVisual: selectedBlockClientIds.every(id => getBlockMode(id) === 'visual'),
      blockEditingMode: getBlockEditingMode(selectedBlockClientId)
    };
  }, []); // Handles highlighting the current block outline on hover or focus of the
  // block type toolbar area.

  const {
    toggleBlockHighlight
  } = useDispatch(blockEditorStore);
  const nodeRef = useRef();
  const {
    showMovers,
    gestures: showMoversGestures
  } = useShowMoversGestures({
    ref: nodeRef,

    onChange(isFocused) {
      if (isFocused && isDistractionFree) {
        return;
      }

      toggleBlockHighlight(blockClientId, isFocused);
    }

  }); // Account for the cases where the block toolbar is rendered within the
  // header area and not contextually to the block.

  const displayHeaderToolbar = useViewportMatch('medium', '<') || hasFixedToolbar;
  const isLargeViewport = !useViewportMatch('medium', '<');

  if (blockType) {
    if (!hasBlockSupport(blockType, '__experimentalToolbar', true)) {
      return null;
    }
  }

  const shouldShowMovers = displayHeaderToolbar || showMovers;

  if (blockClientIds.length === 0) {
    return null;
  }

  const shouldShowVisualToolbar = isValid && isVisual;
  const isMultiToolbar = blockClientIds.length > 1;
  const isSynced = isReusableBlock(blockType) || isTemplatePart(blockType);
  const classes = classnames('block-editor-block-toolbar', {
    'is-showing-movers': shouldShowMovers,
    'is-synced': isSynced
  });
  return createElement("div", {
    className: classes
  }, !isMultiToolbar && isLargeViewport && blockEditingMode === 'default' && createElement(BlockParentSelector, null), createElement("div", _extends({
    ref: nodeRef
  }, showMoversGestures), (shouldShowVisualToolbar || isMultiToolbar) && blockEditingMode === 'default' && createElement(ToolbarGroup, {
    className: "block-editor-block-toolbar__block-controls"
  }, createElement(BlockSwitcher, {
    clientIds: blockClientIds
  }), !isMultiToolbar && createElement(BlockLockToolbar, {
    clientId: blockClientIds[0]
  }), createElement(BlockMover, {
    clientIds: blockClientIds,
    hideDragHandle: hideDragHandle
  }))), shouldShowVisualToolbar && isMultiToolbar && createElement(BlockGroupToolbar, null), shouldShowVisualToolbar && createElement(Fragment, null, createElement(BlockControls.Slot, {
    group: "parent",
    className: "block-editor-block-toolbar__slot"
  }), createElement(BlockControls.Slot, {
    group: "block",
    className: "block-editor-block-toolbar__slot"
  }), createElement(BlockControls.Slot, {
    className: "block-editor-block-toolbar__slot"
  }), createElement(BlockControls.Slot, {
    group: "inline",
    className: "block-editor-block-toolbar__slot"
  }), createElement(BlockControls.Slot, {
    group: "other",
    className: "block-editor-block-toolbar__slot"
  }), createElement(__unstableBlockNameContext.Provider, {
    value: blockType?.name
  }, createElement(__unstableBlockToolbarLastItem.Slot, null))), createElement(BlockEditVisuallyButton, {
    clientIds: blockClientIds
  }), blockEditingMode === 'default' && createElement(BlockSettingsMenu, {
    clientIds: blockClientIds
  }));
};
/**
 * @see https://github.com/WordPress/gutenberg/blob/HEAD/packages/block-editor/src/components/block-toolbar/README.md
 */


export default BlockToolbar;
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