Fixed a bug in rendering datagrid when datasource is empty.

1 files changed, 13 insertions, 6 deletions

diff --git a/framework/Web/UI/WebControls/TDataGrid.php b/framework/Web/UI/WebControls/TDataGrid.php
index f811edaf..fead5344 100644
--- a/framework/Web/UI/WebControls/TDataGrid.php
+++ b/framework/Web/UI/WebControls/TDataGrid.php
@@ -954,9 +954,7 @@ class TDataGrid extends TBaseDataList implements INamingContainer
 		{

 			foreach($columns as $column)

 				$column->initialize();

-			if($allowPaging)

-				$this->_topPager=$this->createPager();

-			$this->_header=$this->createItemInternal(-1,-1,self::IT_HEADER,true,null,$columns);

+

 			$selectedIndex=$this->getSelectedItemIndex();

 			$editIndex=$this->getEditItemIndex();

 			foreach($data as $key=>$row)

@@ -965,6 +963,12 @@ class TDataGrid extends TBaseDataList implements INamingContainer
 					$keys->add($this->getDataFieldValue($row,$keyField));

 				else

 					$keys->add($key);

+				if($index===0)

+				{

+					if($allowPaging)

+						$this->_topPager=$this->createPager();

+					$this->_header=$this->createItemInternal(-1,-1,self::IT_HEADER,true,null,$columns);

+				}

 				if($index===$editIndex)

 					$itemType=self::IT_EDITITEM;

 				else if($index===$selectedIndex)

@@ -977,9 +981,12 @@ class TDataGrid extends TBaseDataList implements INamingContainer
 				$index++;

 				$dsIndex++;

 			}

-			$this->_footer=$this->createItemInternal(-1,-1,self::IT_FOOTER,true,null,$columns);

-			if($allowPaging)

-				$this->_bottomPager=$this->createPager();

+			if($index>0)

+			{

+				$this->_footer=$this->createItemInternal(-1,-1,self::IT_FOOTER,true,null,$columns);

+				if($allowPaging)

+					$this->_bottomPager=$this->createPager();

+			}

 		}

 		$this->setViewState('ItemCount',$index,0);

 		if(!$dsIndex && $this->_emptyTemplate!==null)