75 lines
2.2 KiB
JavaScript
75 lines
2.2 KiB
JavaScript
/**
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* Copyright (c) Meta Platforms, Inc. and affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*
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*/
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import { useLexicalComposerContext } from '@lexical/react/LexicalComposerContext';
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import { CLEAR_EDITOR_COMMAND, $getRoot, $getSelection, $createParagraphNode, $isRangeSelection, COMMAND_PRIORITY_EDITOR } from 'lexical';
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import { useLayoutEffect, useEffect } from 'react';
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/**
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* Copyright (c) Meta Platforms, Inc. and affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*
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*/
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const CAN_USE_DOM = typeof window !== 'undefined' && typeof window.document !== 'undefined' && typeof window.document.createElement !== 'undefined';
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/**
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* Copyright (c) Meta Platforms, Inc. and affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*
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*/
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// This workaround is no longer necessary in React 19,
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// but we currently support React >=17.x
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// https://github.com/facebook/react/pull/26395
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const useLayoutEffectImpl = CAN_USE_DOM ? useLayoutEffect : useEffect;
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/**
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* Copyright (c) Meta Platforms, Inc. and affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*
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*/
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function ClearEditorPlugin({
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onClear
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}) {
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const [editor] = useLexicalComposerContext();
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useLayoutEffectImpl(() => {
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return editor.registerCommand(CLEAR_EDITOR_COMMAND, payload => {
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editor.update(() => {
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if (onClear == null) {
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const root = $getRoot();
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const selection = $getSelection();
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const paragraph = $createParagraphNode();
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root.clear();
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root.append(paragraph);
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if (selection !== null) {
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paragraph.select();
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}
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if ($isRangeSelection(selection)) {
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selection.format = 0;
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}
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} else {
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onClear();
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}
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});
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return true;
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}, COMMAND_PRIORITY_EDITOR);
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}, [editor, onClear]);
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return null;
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}
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export { ClearEditorPlugin };
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