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   1  <?php
   2  /**
   3   * PHPExcel
   4   *
   5   * Copyright (c) 2006 - 2014 PHPExcel
   6   *
   7   * This library is free software; you can redistribute it and/or
   8   * modify it under the terms of the GNU Lesser General Public
   9   * License as published by the Free Software Foundation; either
  10   * version 2.1 of the License, or (at your option) any later version.
  11   *
  12   * This library is distributed in the hope that it will be useful,
  13   * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15   * Lesser General Public License for more details.
  16   *
  17   * You should have received a copy of the GNU Lesser General Public
  18   * License along with this library; if not, write to the Free Software
  19   * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
  20   *
  21   * @category   PHPExcel
  22   * @package    PHPExcel_Writer_Excel2007
  23   * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
  24   * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt    LGPL
  25   * @version    ##VERSION##, ##DATE##
  26   */
  27  
  28  
  29  /**
  30   * PHPExcel_Writer_Excel2007_WriterPart
  31   *
  32   * @category   PHPExcel
  33   * @package    PHPExcel_Writer_Excel2007
  34   * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
  35   */
  36  abstract class PHPExcel_Writer_Excel2007_WriterPart
  37  {
  38      /**
  39       * Parent IWriter object
  40       *
  41       * @var PHPExcel_Writer_IWriter
  42       */
  43      private $_parentWriter;
  44  
  45      /**
  46       * Set parent IWriter object
  47       *
  48       * @param PHPExcel_Writer_IWriter    $pWriter
  49       * @throws PHPExcel_Writer_Exception
  50       */
  51  	public function setParentWriter(PHPExcel_Writer_IWriter $pWriter = null) {
  52          $this->_parentWriter = $pWriter;
  53      }
  54  
  55      /**
  56       * Get parent IWriter object
  57       *
  58       * @return PHPExcel_Writer_IWriter
  59       * @throws PHPExcel_Writer_Exception
  60       */
  61  	public function getParentWriter() {
  62          if (!is_null($this->_parentWriter)) {
  63              return $this->_parentWriter;
  64          } else {
  65              throw new PHPExcel_Writer_Exception("No parent PHPExcel_Writer_IWriter assigned.");
  66          }
  67      }
  68  
  69      /**
  70       * Set parent IWriter object
  71       *
  72       * @param PHPExcel_Writer_IWriter    $pWriter
  73       * @throws PHPExcel_Writer_Exception
  74       */
  75  	public function __construct(PHPExcel_Writer_IWriter $pWriter = null) {
  76          if (!is_null($pWriter)) {
  77              $this->_parentWriter = $pWriter;
  78          }
  79      }
  80  
  81  }