Refactor code structure for improved readability and maintainability

themes/codebase4.0/grid-excel-php/lib/PHPExcel/Cell/IValueBinder.php

@@ -0,0 +1,46 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2011 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_Cell
+ * @copyright  Copyright (c) 2006 - 2011 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version    1.7.6, 2011-02-27
+ */
+
+
+/**
+ * PHPExcel_Cell_IValueBinder
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Cell
+ * @copyright  Copyright (c) 2006 - 2011 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+interface PHPExcel_Cell_IValueBinder
+{
+	/**
+	 * Bind value to a cell
+	 *
+	 * @param PHPExcel_Cell $cell	Cell to bind value to
+	 * @param mixed $value			Value to bind in cell
+	 * @return boolean
+	 */
+	public function bindValue(PHPExcel_Cell $cell, $value = null);
+}