forked from Gitlink/forgeplus-react
38 lines
1.1 KiB
JavaScript
38 lines
1.1 KiB
JavaScript
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/**
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* Copyright (c) 2013-present, Facebook, Inc.
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* All rights reserved.
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*
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* This source code is licensed under the BSD-style license found in the
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* LICENSE file in the root directory of this source tree. An additional grant
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* of patent rights can be found in the PATENTS file in the same directory.
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*
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* @providesModule keyCommandMoveSelectionToStartOfBlock
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* @format
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*
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*/
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'use strict';
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var EditorState = require('./EditorState');
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/**
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* Collapse selection at the start of the first selected block. This is used
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* for Firefox versions that attempt to navigate forward/backward instead of
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* moving the cursor. Other browsers are able to move the cursor natively.
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*/
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function keyCommandMoveSelectionToStartOfBlock(editorState) {
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var selection = editorState.getSelection();
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var startKey = selection.getStartKey();
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return EditorState.set(editorState, {
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selection: selection.merge({
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anchorKey: startKey,
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anchorOffset: 0,
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focusKey: startKey,
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focusOffset: 0,
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isBackward: false
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}),
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forceSelection: true
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});
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}
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module.exports = keyCommandMoveSelectionToStartOfBlock;
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