source: sourcecode/application/libraries/PHPExcel/Style/Supervisor.php @ 1

<?php
/**
 * PHPExcel
 *
 * Copyright (c) 2006 - 2014 PHPExcel
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 *
 * @category   PHPExcel
 * @package     PHPExcel_Style
 * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
 * @license     http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt   LGPL
 * @version     1.8.0, 2014-03-02
 */


/**
 * PHPExcel_Style_Supervisor
 *
 * @category   PHPExcel
 * @package     PHPExcel_Style
 * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
 */
abstract class PHPExcel_Style_Supervisor
{
        /**
         * Supervisor?
         *
         * @var boolean
         */
        protected $_isSupervisor;

        /**
         * Parent. Only used for supervisor
         *
         * @var PHPExcel_Style
         */
        protected $_parent;

        /**
         * Create a new PHPExcel_Style_Alignment
         *
         * @param       boolean $isSupervisor   Flag indicating if this is a supervisor or not
         *                                                                      Leave this value at default unless you understand exactly what
         *                                                                              its ramifications are
         */
        public function __construct($isSupervisor = FALSE)
        {
                // Supervisor?
                $this->_isSupervisor = $isSupervisor;
        }

        /**
         * Bind parent. Only used for supervisor
         *
         * @param PHPExcel $parent
         * @return PHPExcel_Style_Supervisor
         */
        public function bindParent($parent, $parentPropertyName=NULL)
        {
                $this->_parent = $parent;
                return $this;
        }

        /**
         * Is this a supervisor or a cell style component?
         *
         * @return boolean
         */
        public function getIsSupervisor()
        {
                return $this->_isSupervisor;
        }

        /**
         * Get the currently active sheet. Only used for supervisor
         *
         * @return PHPExcel_Worksheet
         */
        public function getActiveSheet()
        {
                return $this->_parent->getActiveSheet();
        }

        /**
         * Get the currently active cell coordinate in currently active sheet.
         * Only used for supervisor
         *
         * @return string E.g. 'A1'
         */
        public function getSelectedCells()
        {
                return $this->getActiveSheet()->getSelectedCells();
        }

        /**
         * Get the currently active cell coordinate in currently active sheet.
         * Only used for supervisor
         *
         * @return string E.g. 'A1'
         */
        public function getActiveCell()
        {
                return $this->getActiveSheet()->getActiveCell();
        }

        /**
         * Implement PHP __clone to create a deep clone, not just a shallow copy.
         */
        public function __clone() {
                $vars = get_object_vars($this);
                foreach ($vars as $key => $value) {
                        if ((is_object($value)) && ($key != '_parent')) {
                                $this->$key = clone $value;
                        } else {
                                $this->$key = $value;
                        }
                }
        }
}