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<?php
/**
* TDataGrid related class files.
* This file contains the definition of the following classes:
* TDataGrid, TDataGridItem, TDataGridItemCollection, TDataGridColumnCollection,
* TDataGridPagerStyle, TDataGridItemEventParameter,
* TDataGridCommandEventParameter, TDataGridSortCommandEventParameter,
* TDataGridPageChangedEventParameter
*
* @author Qiang Xue <qiang.xue@gmail.com>
* @link http://www.pradosoft.com/
* @copyright Copyright © 2005-2014 PradoSoft
* @license http://www.pradosoft.com/license/
* @package System.Web.UI.WebControls
*/
/**
* TDataGridItemCollection class.
*
* TDataGridItemCollection represents a collection of data grid items.
*
* @author Qiang Xue <qiang.xue@gmail.com>
* @package System.Web.UI.WebControls
* @since 3.0
*/
class TDataGridItemCollection extends TList
{
/**
* Inserts an item at the specified position.
* This overrides the parent implementation by inserting only TDataGridItem.
* @param integer the speicified position.
* @param mixed new item
* @throws TInvalidDataTypeException if the item to be inserted is not a TDataGridItem.
*/
public function insertAt($index,$item)
{
if($item instanceof TDataGridItem)
parent::insertAt($index,$item);
else
throw new TInvalidDataTypeException('datagriditemcollection_datagriditem_required');
}
}
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