VersionState.php

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<?php
namespace TYPO3\CMS\Core\Versioning;

/*
 * This file is part of the TYPO3 CMS project.
 *
 * It is free software; you can redistribute it and/or modify it under
 * the terms of the GNU General Public License, either version 2
 * of the License, or any later version.
 *
 * For the full copyright and license information, please read the
 * LICENSE.txt file that was distributed with this source code.
 *
 * The TYPO3 project - inspiring people to share!
 */

class VersionState extends \TYPO3\CMS\Core\Type\Enumeration
{
    const __default = self::DEFAULT_STATE;

    const NEW_PLACEHOLDER_VERSION = -1;

    const DEFAULT_STATE = 0;

    const NEW_PLACEHOLDER = 1;

    const DELETE_PLACEHOLDER = 2;

    const MOVE_PLACEHOLDER = 3;
    const MOVE_POINTER = 4;

    public function indicatesPlaceholder()
    {
        return (int)$this->__toString() > self::DEFAULT_STATE;
    }
}