From 261c29ece2ccf37e6419b9886cefd29f9dbb3c89 Mon Sep 17 00:00:00 2001
From: xue <>
Date: Fri, 17 Mar 2006 03:16:13 +0000
Subject: Using constants as item types.

---
 framework/Web/UI/WebControls/TBoundColumn.php      |   8 +-
 framework/Web/UI/WebControls/TButtonColumn.php     |   2 +-
 framework/Web/UI/WebControls/TCheckBoxColumn.php   |  10 +-
 framework/Web/UI/WebControls/TDataGrid.php         |  91 ++++----
 framework/Web/UI/WebControls/TDataGridColumn.php   |   4 +-
 framework/Web/UI/WebControls/TDataList.php         |  19 +-
 .../Web/UI/WebControls/TEditCommandColumn.php      |   4 +-
 framework/Web/UI/WebControls/THyperLinkColumn.php  |   8 +-
 framework/Web/UI/WebControls/TRepeater.php         |  52 +++--
 framework/Web/UI/WebControls/TTemplateColumn.php   |  14 +-
 framework/Web/UI/WebControls/TWizard.php           | 250 ++++++++++++++++-----
 11 files changed, 318 insertions(+), 144 deletions(-)

(limited to 'framework/Web/UI')

diff --git a/framework/Web/UI/WebControls/TBoundColumn.php b/framework/Web/UI/WebControls/TBoundColumn.php
index 393d5c11..5975ec02 100644
--- a/framework/Web/UI/WebControls/TBoundColumn.php
+++ b/framework/Web/UI/WebControls/TBoundColumn.php
@@ -97,7 +97,7 @@ class TBoundColumn extends TDataGridColumn
 		parent::initializeCell($cell,$columnIndex,$itemType);
 		switch($itemType)
 		{
-			case 'EditItem':
+			case TDataGrid::IT_EDITITEM:
 				$control=$cell;
 				if(!$this->getReadOnly())
 				{
@@ -108,9 +108,9 @@ class TBoundColumn extends TDataGridColumn
 				if(($dataField=$this->getDataField())!=='')
 					$control->attachEventHandler('OnDataBinding',array($this,'dataBindColumn'));
 				break;
-			case 'Item':
-			case 'AlternatingItem':
-			case 'SelectedItem':
+			case TDataGrid::IT_ITEM:
+			case TDataGrid::IT_ALTERNATINGITEM:
+			case TDataGrid::IT_SELECTEDITEM:
 				if($this->getDataField()!=='')
 					$cell->attachEventHandler('OnDataBinding',array($this,'dataBindColumn'));
 				break;
diff --git a/framework/Web/UI/WebControls/TButtonColumn.php b/framework/Web/UI/WebControls/TButtonColumn.php
index dc506b0a..12b38171 100644
--- a/framework/Web/UI/WebControls/TButtonColumn.php
+++ b/framework/Web/UI/WebControls/TButtonColumn.php
@@ -168,7 +168,7 @@ class TButtonColumn extends TDataGridColumn
 	public function initializeCell($cell,$columnIndex,$itemType)
 	{
 		parent::initializeCell($cell,$columnIndex,$itemType);
-		if($itemType==='Item' || $itemType==='AlternatingItem' || $itemType==='SelectedItem' || $itemType==='EditItem')
+		if($itemType===TDataGrid::IT_ITEM || $itemType===TDataGrid::IT_ALTERNATINGITEM || $itemType===TDataGrid::IT_SELECTEDITEM || $itemType===TDataGrid::IT_EDITITEM)
 		{
 			if($this->getButtonType()==='LinkButton')
 				$button=Prado::createComponent('System.Web.UI.WebControls.TLinkButton');
diff --git a/framework/Web/UI/WebControls/TCheckBoxColumn.php b/framework/Web/UI/WebControls/TCheckBoxColumn.php
index f695bcdc..4df1e695 100644
--- a/framework/Web/UI/WebControls/TCheckBoxColumn.php
+++ b/framework/Web/UI/WebControls/TCheckBoxColumn.php
@@ -14,6 +14,10 @@
  * TDataGridColumn class file
  */
 Prado::using('System.Web.UI.WebControls.TDataGridColumn');
+/**
+ * TCheckBox class file
+ */
+Prado::using('System.Web.UI.WebControls.TCheckBox');
 
 /**
  * TCheckBoxColumn class
@@ -76,10 +80,10 @@ class TCheckBoxColumn extends TDataGridColumn
 	public function initializeCell($cell,$columnIndex,$itemType)
 	{
 		parent::initializeCell($cell,$columnIndex,$itemType);
-		if($itemType==='EditItem' || $itemType==='Item' || $itemType==='AlternatingItem' || $itemType==='SelectedItem')
+		if($itemType===TDataGrid::IT_ITEM || $itemType===TDataGrid::IT_ALTERNATINGITEM || $itemType===TDataGrid::IT_SELECTEDITEM || $itemType===TDataGrid::IT_EDITITEM)
 		{
-			$checkBox=Prado::createComponent('System.Web.UI.WebControls.TCheckBox');
-			if($this->getReadOnly() || $itemType!=='EditItem')
+			$checkBox=new TCheckBox;
+			if($this->getReadOnly() || $itemType!==TDataGrid::IT_EDITITEM)
 				$checkBox->setEnabled(false);
 			$cell->setHorizontalAlign('Center');
 			$cell->getControls()->add($checkBox);
diff --git a/framework/Web/UI/WebControls/TDataGrid.php b/framework/Web/UI/WebControls/TDataGrid.php
index d9924cd2..0157b643 100644
--- a/framework/Web/UI/WebControls/TDataGrid.php
+++ b/framework/Web/UI/WebControls/TDataGrid.php
@@ -134,6 +134,21 @@ Prado::using('System.Web.UI.WebControls.TTable');
  */
 class TDataGrid extends TBaseDataList implements INamingContainer
 {
+	/**
+	 * datagrid item types
+	 */
+	const IT_HEADER='Header';
+	const IT_FOOTER='Footer';
+	const IT_ITEM='Item';
+	const IT_SEPARATOR='Separator';
+	const IT_ALTERNATINGITEM='AlternatingItem';
+	const IT_EDITITEM='EditItem';
+	const IT_SELECTEDITEM='SelectedItem';
+	const IT_PAGER='Pager';
+
+	/**
+	 * Command name that TDataGrid understands.
+	 */
 	const CMD_SELECT='Select';
 	const CMD_EDIT='Edit';
 	const CMD_UPDATE='Update';
@@ -395,14 +410,14 @@ class TDataGrid extends TBaseDataList implements INamingContainer
 			if($current>=0 && $current<$itemCount)
 			{
 				$item=$items->itemAt($current);
-				if($item->getItemType()!=='EditItem')
-					$item->setItemType($current%2?'AlternatingItem':'Item');
+				if($item->getItemType()!==self::IT_EDITITEM)
+					$item->setItemType($current%2?self::IT_ALTERNATINGITEM:self::IT_ITEM);
 			}
 			if($value>=0 && $value<$itemCount)
 			{
 				$item=$items->itemAt($value);
-				if($item->getItemType()!=='EditItem')
-					$item->setItemType('SelectedItem');
+				if($item->getItemType()!==self::IT_EDITITEM)
+					$item->setItemType(self::IT_SELECTEDITEM);
 			}
 		}
 	}
@@ -445,9 +460,9 @@ class TDataGrid extends TBaseDataList implements INamingContainer
 			$items=$this->getItems();
 			$itemCount=$items->getCount();
 			if($current>=0 && $current<$itemCount)
-				$items->itemAt($current)->setItemType($current%2?'AlternatingItem':'Item');
+				$items->itemAt($current)->setItemType($current%2?self::IT_ALTERNATINGITEM:self::IT_ITEM);
 			if($value>=0 && $value<$itemCount)
-				$items->itemAt($value)->setItemType('EditItem');
+				$items->itemAt($value)->setItemType(self::IT_EDITITEM);
 		}
 	}
 
@@ -901,7 +916,7 @@ class TDataGrid extends TBaseDataList implements INamingContainer
 				$column->initialize();
 			if($allowPaging)
 				$this->createPager(-1,-1,$columnCount,$ds);
-			$this->_header=$this->createItemInternal(-1,-1,'Header',false,null,$columns);
+			$this->_header=$this->createItemInternal(-1,-1,self::IT_HEADER,false,null,$columns);
 			$selectedIndex=$this->getSelectedItemIndex();
 			$editIndex=$this->getEditItemIndex();
 			$index=0;
@@ -909,18 +924,18 @@ class TDataGrid extends TBaseDataList implements INamingContainer
 			foreach($ds as $data)
 			{
 				if($index===$editIndex)
-					$itemType='EditItem';
+					$itemType=self::IT_EDITITEM;
 				else if($index===$selectedIndex)
-					$itemType='SelectedItem';
+					$itemType=self::IT_SELECTEDITEM;
 				else if($index % 2)
-					$itemType='AlternatingItem';
+					$itemType=self::IT_ALTERNATINGITEM;
 				else
-					$itemType='Item';
+					$itemType=self::IT_ITEM;
 				$items->add($this->createItemInternal($index,$dsIndex,$itemType,false,null,$columns));
 				$index++;
 				$dsIndex++;
 			}
-			$this->_footer=$this->createItemInternal(-1,-1,'Footer',false,null,$columns);
+			$this->_footer=$this->createItemInternal(-1,-1,self::IT_FOOTER,false,null,$columns);
 			if($allowPaging)
 				$this->createPager(-1,-1,$columnCount,$ds);
 		}
@@ -963,7 +978,7 @@ class TDataGrid extends TBaseDataList implements INamingContainer
 			$allowPaging=$ds->getAllowPaging();
 			if($allowPaging)
 				$this->createPager(-1,-1,$columnCount,$ds);
-			$this->_header=$this->createItemInternal(-1,-1,'Header',true,null,$columns);
+			$this->_header=$this->createItemInternal(-1,-1,self::IT_HEADER,true,null,$columns);
 			$selectedIndex=$this->getSelectedItemIndex();
 			$editIndex=$this->getEditItemIndex();
 			$index=0;
@@ -973,18 +988,18 @@ class TDataGrid extends TBaseDataList implements INamingContainer
 				if($keyField!=='')
 					$keys->add($this->getDataFieldValue($data,$keyField));
 				if($index===$editIndex)
-					$itemType='EditItem';
+					$itemType=self::IT_EDITITEM;
 				else if($index===$selectedIndex)
-					$itemType='SelectedItem';
+					$itemType=self::IT_SELECTEDITEM;
 				else if($index % 2)
-					$itemType='AlternatingItem';
+					$itemType=self::IT_ALTERNATINGITEM;
 				else
-					$itemType='Item';
+					$itemType=self::IT_ITEM;
 				$items->add($this->createItemInternal($index,$dsIndex,$itemType,true,$data,$columns));
 				$index++;
 				$dsIndex++;
 			}
-			$this->_footer=$this->createItemInternal(-1,-1,'Footer',true,null,$columns);
+			$this->_footer=$this->createItemInternal(-1,-1,self::IT_FOOTER,true,null,$columns);
 			if($allowPaging)
 				$this->createPager(-1,-1,$columnCount,$ds);
 			$this->setViewState('ItemCount',$index,0);
@@ -1003,7 +1018,7 @@ class TDataGrid extends TBaseDataList implements INamingContainer
 	/**
 	 * Creates a datagrid item instance based on the item type and index.
 	 * @param integer zero-based item index
-	 * @param string item type, may be 'Header', 'Footer', 'Item', 'Separator', 'AlternatingItem', 'SelectedItem', 'EditItem'.
+	 * @param string item type, may be self::IT_HEADER, self::IT_FOOTER, self::IT_ITEM, self::IT_SEPARATOR, self::IT_ALTERNATINGITEM, self::IT_SELECTEDITEM, self::IT_EDITITEM.
 	 * @return TDataGridItem created data list item
 	 */
 	protected function createItem($itemIndex,$dataSourceIndex,$itemType)
@@ -1045,7 +1060,7 @@ class TDataGrid extends TBaseDataList implements INamingContainer
 		$index=0;
 		foreach($columns as $column)
 		{
-			if($itemType==='Header')
+			if($itemType===self::IT_HEADER)
 				$cell=new TTableHeaderCell;
 			else
 				$cell=new TTableCell;
@@ -1057,7 +1072,7 @@ class TDataGrid extends TBaseDataList implements INamingContainer
 
 	private function createPager($itemIndex,$dataSourceIndex,$columnSpan,$pagedDataSource)
 	{
-		$item=$this->createItem($itemIndex,$dataSourceIndex,'Pager');
+		$item=$this->createItem($itemIndex,$dataSourceIndex,self::IT_PAGER);
 		$this->initializePager($item,$columnSpan,$pagedDataSource);
 		$this->onItemCreated(new TDataGridItemEventParameter($item));
 		$this->getControls()->add($item);
@@ -1258,9 +1273,9 @@ class TDataGrid extends TBaseDataList implements INamingContainer
 				}
 				else
 				{
-					$column->setHeaderText('Item');
+					$column->setHeaderText(self::IT_ITEM);
 					$column->setDataField($key);
-					$column->setSortExpression('Item');
+					$column->setSortExpression(self::IT_ITEM);
 					$autoColumns->add($column);
 				}
 			}
@@ -1322,31 +1337,31 @@ class TDataGrid extends TBaseDataList implements INamingContainer
 			$itemType=$item->getItemType();
 			switch($itemType)
 			{
-				case 'Header':
+				case self::IT_HEADER:
 					if($headerStyle)
 						$item->getStyle()->mergeWith($headerStyle);
 					if(!$this->getShowHeader())
 						$item->setVisible(false);
 					break;
-				case 'Footer':
+				case self::IT_FOOTER:
 					if($footerStyle)
 						$item->getStyle()->mergeWith($footerStyle);
 					if(!$this->getShowFooter())
 						$item->setVisible(false);
 					break;
-				case 'Separator':
+				case self::IT_SEPARATOR:
 					if($separatorStyle)
 						$item->getStyle()->mergeWith($separatorStyle);
 					break;
-				case 'Item':
+				case self::IT_ITEM:
 					if($itemStyle)
 						$item->getStyle()->mergeWith($itemStyle);
 					break;
-				case 'AlternatingItem':
+				case self::IT_ALTERNATINGITEM:
 					if($alternatingItemStyle)
 						$item->getStyle()->mergeWith($alternatingItemStyle);
 					break;
-				case 'SelectedItem':
+				case self::IT_SELECTEDITEM:
 					if($selectedItemStyle)
 						$item->getStyle()->mergeWith($selectedItemStyle);
 					if($index % 2==1)
@@ -1360,7 +1375,7 @@ class TDataGrid extends TBaseDataList implements INamingContainer
 							$item->getStyle()->mergeWith($alternatingItemStyle);
 					}
 					break;
-				case 'EditItem':
+				case self::IT_EDITITEM:
 					if($editItemStyle)
 						$item->getStyle()->mergeWith($editItemStyle);
 					if($index % 2==1)
@@ -1374,7 +1389,7 @@ class TDataGrid extends TBaseDataList implements INamingContainer
 							$item->getStyle()->mergeWith($alternatingItemStyle);
 					}
 					break;
-				case 'Pager':
+				case self::IT_PAGER:
 					if($pagerStyle)
 					{
 						$item->getStyle()->mergeWith($pagerStyle);
@@ -1393,7 +1408,7 @@ class TDataGrid extends TBaseDataList implements INamingContainer
 				default:
 					break;
 			}
-			if($this->_columns && $itemType!=='Pager')
+			if($this->_columns && $itemType!==self::IT_PAGER)
 			{
 				$n=$this->_columns->getCount();
 				$cells=$item->getCells();
@@ -1405,9 +1420,9 @@ class TDataGrid extends TBaseDataList implements INamingContainer
 						$cell->setVisible(false);
 					else
 					{
-						if($itemType==='Header')
+						if($itemType===self::IT_HEADER)
 							$style=$column->getHeaderStyle(false);
-						else if($itemType==='Footer')
+						else if($itemType===self::IT_FOOTER)
 							$style=$column->getFooterStyle(false);
 						else
 							$style=$column->getItemStyle(false);
@@ -1416,7 +1431,7 @@ class TDataGrid extends TBaseDataList implements INamingContainer
 					}
 				}
 			}
-			else if($itemType==='Pager' && $invisibleColumns>0)
+			else if($itemType===self::IT_PAGER && $invisibleColumns>0)
 			{
 				$cell=$item->getCells()->itemAt(0);
 				$cell->setColumnSpan($cell->getColumnSpan()-$invisibleColumns);
@@ -1689,7 +1704,7 @@ class TDataGridItem extends TTableRow implements INamingContainer
 	}
 
 	/**
-	 * @return string item type, can be 'Header','Footer','Item','AlternatingItem','SelectedItem','EditItem','Separator','Pager'
+	 * @return string item type.
 	 */
 	public function getItemType()
 	{
@@ -1697,11 +1712,11 @@ class TDataGridItem extends TTableRow implements INamingContainer
 	}
 
 	/**
-	 * @param mixed data to be associated with the item
+	 * @param string item type, can be 'Header','Footer','Item','AlternatingItem','SelectedItem','EditItem','Separator','Pager'
 	 */
 	public function setItemType($value)
 	{
-		$this->_itemType=TPropertyValue::ensureEnum($value,'Header','Footer','Item','AlternatingItem','SelectedItem','EditItem','Separator','Pager');
+		$this->_itemType=$value;
 	}
 
 	/**
diff --git a/framework/Web/UI/WebControls/TDataGridColumn.php b/framework/Web/UI/WebControls/TDataGridColumn.php
index 6206e595..e8cc81aa 100644
--- a/framework/Web/UI/WebControls/TDataGridColumn.php
+++ b/framework/Web/UI/WebControls/TDataGridColumn.php
@@ -275,7 +275,7 @@ abstract class TDataGridColumn extends TApplicationComponent
 	{
 		switch($itemType)
 		{
-			case 'Header':
+			case TDataGrid::IT_HEADER:
 				$sortExpression=$this->getSortExpression();
 				$allowSorting=$sortExpression!=='' && (!$this->_owner || $this->_owner->getAllowSorting());
 				if($allowSorting)
@@ -317,7 +317,7 @@ abstract class TDataGridColumn extends TApplicationComponent
 					}
 				}
 				break;
-			case 'Footer':
+			case TDataGrid::IT_FOOTER:
 				if(($text=$this->getFooterText())==='')
 					$text='&nbsp;';
 				$cell->setText($text);
diff --git a/framework/Web/UI/WebControls/TDataList.php b/framework/Web/UI/WebControls/TDataList.php
index 56e8d43c..f5f4b9fa 100644
--- a/framework/Web/UI/WebControls/TDataList.php
+++ b/framework/Web/UI/WebControls/TDataList.php
@@ -98,6 +98,15 @@ Prado::using('System.Web.UI.WebControls.TRepeatInfo');
  */
 class TDataList extends TBaseDataList implements INamingContainer, IRepeatInfoUser
 {
+	/**
+	 * Command name that TDataList understands.
+	 */
+	const CMD_SELECT='Select';
+	const CMD_EDIT='Edit';
+	const CMD_UPDATE='Update';
+	const CMD_DELETE='Delete';
+	const CMD_CANCEL='Cancel';
+
 	/**
 	 * @var TDataListItemCollection item list
 	 */
@@ -645,28 +654,28 @@ class TDataList extends TBaseDataList implements INamingContainer, IRepeatInfoUs
 		{
 			$this->onItemCommand($param);
 			$command=$param->getCommandName();
-			if(strcasecmp($command,'select')===0)
+			if(strcasecmp($command,self::CMD_SELECT)===0)
 			{
 				$this->setSelectedItemIndex($param->getItem()->getItemIndex());
 				$this->onSelectedIndexChanged(null);
 				return true;
 			}
-			else if(strcasecmp($command,'edit')===0)
+			else if(strcasecmp($command,self::CMD_EDIT)===0)
 			{
 				$this->onEditCommand($param);
 				return true;
 			}
-			else if(strcasecmp($command,'delete')===0)
+			else if(strcasecmp($command,self::CMD_DELETE)===0)
 			{
 				$this->onDeleteCommand($param);
 				return true;
 			}
-			else if(strcasecmp($command,'update')===0)
+			else if(strcasecmp($command,self::CMD_UPDATE)===0)
 			{
 				$this->onUpdateCommand($param);
 				return true;
 			}
-			else if(strcasecmp($command,'cancel')===0)
+			else if(strcasecmp($command,self::CMD_CANCEL)===0)
 			{
 				$this->onCancelCommand($param);
 				return true;
diff --git a/framework/Web/UI/WebControls/TEditCommandColumn.php b/framework/Web/UI/WebControls/TEditCommandColumn.php
index abc372a0..65e389bd 100644
--- a/framework/Web/UI/WebControls/TEditCommandColumn.php
+++ b/framework/Web/UI/WebControls/TEditCommandColumn.php
@@ -153,9 +153,9 @@ class TEditCommandColumn extends TDataGridColumn
 	public function initializeCell($cell,$columnIndex,$itemType)
 	{
 		parent::initializeCell($cell,$columnIndex,$itemType);
-		if($itemType==='Item' || $itemType==='AlternatingItem' || $itemType==='SelectedItem')
+		if($itemType===TDataGrid::IT_ITEM || $itemType===TDataGrid::IT_ALTERNATINGITEM || $itemType===TDataGrid::IT_SELECTEDITEM)
 			$cell->getControls()->add($this->createButton('Edit',$this->getEditText(),false,''));
-		else if($itemType==='EditItem')
+		else if($itemType===TDataGrid::IT_EDITITEM)
 		{
 			$controls=$cell->getControls();
 			$controls->add($this->createButton('Update',$this->getUpdateText(),$this->getCausesValidation(),$this->getValidationGroup()));
diff --git a/framework/Web/UI/WebControls/THyperLinkColumn.php b/framework/Web/UI/WebControls/THyperLinkColumn.php
index 96e905cd..9fc1e3d2 100644
--- a/framework/Web/UI/WebControls/THyperLinkColumn.php
+++ b/framework/Web/UI/WebControls/THyperLinkColumn.php
@@ -14,6 +14,10 @@
  * TDataGridColumn class file
  */
 Prado::using('System.Web.UI.WebControls.TDataGridColumn');
+/**
+ * THyperLink class file
+ */
+Prado::using('System.Web.UI.WebControls.THyperLink');
 
 /**
  * THyperLinkColumn class
@@ -165,9 +169,9 @@ class THyperLinkColumn extends TDataGridColumn
 	public function initializeCell($cell,$columnIndex,$itemType)
 	{
 		parent::initializeCell($cell,$columnIndex,$itemType);
-		if($itemType==='Item' || $itemType==='AlternatingItem' || $itemType==='SelectedItem' || $itemType==='EditItem')
+		if($itemType===TDataGrid::IT_ITEM || $itemType===TDataGrid::IT_ALTERNATINGITEM || $itemType===TDataGrid::IT_SELECTEDITEM || $itemType===TDataGrid::IT_EDITITEM)
 		{
-			$link=Prado::createComponent('System.Web.UI.WebControls.THyperLink');
+			$link=new THyperLink;
 			$link->setText($this->getText());
 			$link->setNavigateUrl($this->getNavigateUrl());
 			$link->setTarget($this->getTarget());
diff --git a/framework/Web/UI/WebControls/TRepeater.php b/framework/Web/UI/WebControls/TRepeater.php
index 4fa2f9ae..3d57fbd5 100644
--- a/framework/Web/UI/WebControls/TRepeater.php
+++ b/framework/Web/UI/WebControls/TRepeater.php
@@ -56,6 +56,16 @@ Prado::using('System.Web.UI.WebControls.TDataBoundControl');
  */
 class TRepeater extends TDataBoundControl implements INamingContainer
 {
+	/**
+	 * Repeater item types
+	 */
+	const IT_HEADER='Header';
+	const IT_FOOTER='Footer';
+	const IT_EMPTY='Empty';
+	const IT_ITEM='Item';
+	const IT_SEPARATOR='Separator';
+	const IT_ALTERNATINGITEM='AlternatingItem';
+
 	/**
 	 * @var ITemplate template for repeater items
 	 */
@@ -251,7 +261,7 @@ class TRepeater extends TDataBoundControl implements INamingContainer
 	/**
 	 * Creates a repeater item instance based on the item type and index.
 	 * @param integer zero-based item index
-	 * @param string item type, may be 'Header', 'Footer', 'Empty', 'Item', 'Separator', 'AlternatingItem', 'SelectedItem', 'EditItem'.
+	 * @param string item type, may be 'Header', 'Footer', 'Empty', 'Item', 'Separator', 'AlternatingItem'.
 	 * @return TRepeaterItem created repeater item
 	 */
 	protected function createItem($itemIndex,$itemType)
@@ -263,7 +273,7 @@ class TRepeater extends TDataBoundControl implements INamingContainer
 	 * Creates a repeater item and does databinding if needed.
 	 * This method invokes {@link createItem} to create a new repeater item.
 	 * @param integer zero-based item index.
-	 * @param string item type, may be 'Header', 'Footer', 'Empty', 'Item', 'Separator', 'AlternatingItem', 'SelectedItem', 'EditItem'.
+	 * @param string item type, may be 'Header', 'Footer', 'Empty', 'Item', 'Separator', 'AlternatingItem'.
 	 * @param boolean whether to do databinding for the item
 	 * @param mixed data to be associated with the item
 	 * @return TRepeaterItem the created item
@@ -301,16 +311,12 @@ class TRepeater extends TDataBoundControl implements INamingContainer
 		$template=null;
 		switch($item->getItemType())
 		{
-			case 'Header': $template=$this->_headerTemplate; break;
-			case 'Footer': $template=$this->_footerTemplate; break;
-			case 'Empty': $template=$this->_emptyTemplate; break;
-			case 'Item': $template=$this->_itemTemplate; break;
-			case 'Separator': $template=$this->_separatorTemplate; break;
-			case 'AlternatingItem': $template=$this->_alternatingItemTemplate===null ? $this->_itemTemplate : $this->_alternatingItemTemplate; break;
-			case 'SelectedItem':
-			case 'EditItem':
-			default:
-				break;
+			case self::IT_HEADER: $template=$this->_headerTemplate; break;
+			case self::IT_FOOTER: $template=$this->_footerTemplate; break;
+			case self::IT_EMPTY : $template=$this->_emptyTemplate; break;
+			case self::IT_ITEM  : $template=$this->_itemTemplate; break;
+			case self::IT_SEPARATOR : $template=$this->_separatorTemplate; break;
+			case self::IT_ALTERNATINGITEM : $template=$this->_alternatingItemTemplate===null ? $this->_itemTemplate : $this->_alternatingItemTemplate; break;
 		}
 		if($template!==null)
 			$template->instantiateIn($item);
@@ -374,19 +380,19 @@ class TRepeater extends TDataBoundControl implements INamingContainer
 			$items=$this->getItems();
 			$hasSeparator=$this->_separatorTemplate!==null;
 			if($this->_headerTemplate!==null)
-				$this->_header=$this->createItemInternal(-1,'Header',false,null);
+				$this->_header=$this->createItemInternal(-1,self::IT_HEADER,false,null);
 			for($i=0;$i<$itemCount;++$i)
 			{
 				if($hasSeparator && $i>0)
-					$this->createItemInternal($i-1,'Separator',false,null);
-				$itemType=$i%2==0?'Item':'AlternatingItem';
+					$this->createItemInternal($i-1,self::IT_SEPARATOR,false,null);
+				$itemType=$i%2==0?self::IT_ITEM:self::IT_ALTERNATINGITEM;
 				$items->add($this->createItemInternal($i,$itemType,false,null));
 			}
 			if($this->_footerTemplate!==null)
-				$this->_footer=$this->createItemInternal(-1,'Footer',false,null);
+				$this->_footer=$this->createItemInternal(-1,self::IT_FOOTER,false,null);
 		}
 		else if($this->_emptyTemplate!==null)
-			$this->createItemInternal(-1,'Empty',false,null);
+			$this->createItemInternal(-1,self::IT_EMPTY,false,null);
 		$this->clearChildState();
 	}
 
@@ -405,17 +411,17 @@ class TRepeater extends TDataBoundControl implements INamingContainer
 		foreach($data as $dataItem)
 		{
 			if($itemIndex===0 && $this->_headerTemplate!==null)
-				$this->_header=$this->createItemInternal(-1,'Header',true,null);
+				$this->_header=$this->createItemInternal(-1,self::IT_HEADER,true,null);
 			if($hasSeparator && $itemIndex>0)
-				$this->createItemInternal($itemIndex-1,'Separator',true,null);
-			$itemType=$itemIndex%2==0?'Item':'AlternatingItem';
+				$this->createItemInternal($itemIndex-1,self::IT_SEPARATOR,true,null);
+			$itemType=$itemIndex%2==0?self::IT_ITEM:self::IT_ALTERNATINGITEM;
 			$items->add($this->createItemInternal($itemIndex,$itemType,true,$dataItem));
 			$itemIndex++;
 		}
 		if($itemIndex>0 && $this->_footerTemplate!==null)
-			$this->_footer=$this->createItemInternal(-1,'Footer',true,null);
+			$this->_footer=$this->createItemInternal(-1,self::IT_FOOTER,true,null);
 		if($itemIndex===0 && $this->_emptyTemplate!==null)
-			$this->createItemInternal(-1,'Empty',true,null);
+			$this->createItemInternal(-1,self::IT_EMPTY,true,null);
 		$this->setViewState('ItemCount',$itemIndex,0);
 	}
 
@@ -622,7 +628,7 @@ class TRepeaterItem extends TControl implements INamingContainer
 	public function __construct($itemIndex,$itemType)
 	{
 		$this->_itemIndex=$itemIndex;
-		$this->_itemType=TPropertyValue::ensureEnum($itemType,'Header','Footer','Empty','Item','AlternatingItem','SelectedItem','EditItem','Separator','Pager');
+		$this->_itemType=$itemType;
 	}
 
 	/**
diff --git a/framework/Web/UI/WebControls/TTemplateColumn.php b/framework/Web/UI/WebControls/TTemplateColumn.php
index 08c4e2c6..f83e3290 100644
--- a/framework/Web/UI/WebControls/TTemplateColumn.php
+++ b/framework/Web/UI/WebControls/TTemplateColumn.php
@@ -138,18 +138,18 @@ class TTemplateColumn extends TDataGridColumn
 		$template=null;
 		switch($itemType)
 		{
-			case 'Header':
+			case TDataGrid::IT_HEADER:
 				$template=$this->_headerTemplate;
 				break;
-			case 'Footer':
+			case TDataGrid::IT_FOOTER:
 				$template=$this->_footerTemplate;
 				break;
-			case 'Item':
-			case 'AlternatingItem':
-			case 'SelectedItem':
+			case TDataGrid::IT_ITEM:
+			case TDataGrid::IT_ALTERNATINGITEM:
+			case TDataGrid::IT_SELECTEDITEM:
 				$template=$this->_itemTemplate;
 				break;
-			case 'EditItem':
+			case TDataGrid::IT_EDITITEM:
 				$template=$this->_editItemTemplate===null?$this->_itemTemplate:$this->_editItemTemplate;
 				break;
 		}
@@ -159,7 +159,7 @@ class TTemplateColumn extends TDataGridColumn
 			$cell->getControls()->clear();
 			$template->instantiateIn($cell);
 		}
-		else if($itemType==='Item' || $itemType==='AlternatingItem' || $itemType==='SelectedItem' || $itemType==='EditItem')
+		else if($itemType===TDataGrid::IT_ITEM || $itemType===TDataGrid::IT_ALTERNATINGITEM || $itemType===TDataGrid::IT_SELECTEDITEM || $itemType===TDataGrid::IT_EDITITEM)
 			$cell->setText('&nbsp;');
 	}
 }
diff --git a/framework/Web/UI/WebControls/TWizard.php b/framework/Web/UI/WebControls/TWizard.php
index 75a571a5..29d97a45 100644
--- a/framework/Web/UI/WebControls/TWizard.php
+++ b/framework/Web/UI/WebControls/TWizard.php
@@ -2,18 +2,10 @@
 
 Prado::using('System.Web.UI.WebControls.TMultiView');
 Prado::using('System.Web.UI.WebControls.TPanel');
-
-/**
-
-containment relationship
-
-wizard <div>
-    sidebar <div>
-    header <div>
-    step <div>
-    <div>
-      navigation
-*/
+Prado::using('System.Web.UI.WebControls.TButton');
+Prado::using('System.Web.UI.WebControls.TLinkButton');
+Prado::using('System.Web.UI.WebControls.TImageButton');
+Prado::using('System.Web.UI.WebControls.TDataList');
 
 /**
  * Class TWizard.
@@ -64,10 +56,14 @@ class TWizard extends TWebControl implements INamingContainer
 	private $_wizardSteps=null;
 
 	private $_header;
+	private $_stepContent;
+	private $_sideBar;
 	private $_startNavigation;
 	private $_stepNavigation;
 	private $_finishNavigation;
 	private $_activeStepIndexSet=false;
+	private $_sideBarDataList;
+
 	/**
 	 * @return string tag name for the wizard
 	 */
@@ -82,7 +78,7 @@ class TWizard extends TWebControl implements INamingContainer
 			$this->getWizardSteps()->add($object);
 	}
 
-	// SideBarDataList, History
+	// SideBarDataLis
 
 	/**
 	 * @return TWizardStep the currently active wizard step
@@ -111,7 +107,11 @@ class TWizard extends TWebControl implements INamingContainer
 		{
 			$multiView->setActiveViewIndex($value);
 			$this->_activeStepIndexSet=true;
-			// update sidebar list
+			if($this->_sideBarDataList!==null && $this->getSideBarTemplate()!==null)
+			{
+				$this->_sideBarDataList->setSelectedIndex($this->getActiveStepIndex());
+				$this->_sideBarDataList->dataBind();
+			}
 		}
 	}
 
@@ -289,7 +289,7 @@ class TWizard extends TWebControl implements INamingContainer
 	{
 		if(($style=$this->getViewState('NavigationButtonStyle',null))===null)
 		{
-			$style=new TWizardNavigationButtonStyle;
+			$style=new TStyle;
 			$this->setViewState('NavigationButtonStyle',$style,null);
 		}
 		return $style;
@@ -560,24 +560,47 @@ class TWizard extends TWebControl implements INamingContainer
 	protected function applyControlProperties()
 	{
 		$this->applyHeaderProperties();
+		$this->applySideBarProperties();
+		$this->applyStepContentProperties();
 		$this->applyNavigationProperties();
 	}
 
 	protected function applyHeaderProperties()
 	{
-		$headerTemplate=$this->getHeaderTemplate();
-		if($headerTemplate===null && $this->getHeaderText()==='')
-			$this->_header->setVisible(false);
-		else
+		if(($style=$this->getViewState('HeaderStyle',null))!==null)
+			$this->_header->getStyle()->mergeWith($style);
+		if($this->getHeaderTemplate()===null)
 		{
-			if(($style=$this->getViewState('HeaderStyle',null))!==null)
-				$this->_header->getStyle()->mergeWith($style);
-			if($headerTemplate===null)
+			$this->_header->getControls()->clear();
+			$this->_header->getControls()->add($this->getHeaderText());
+		}
+	}
+
+	protected function applySideBarProperties()
+	{
+		if($this->_sideBarDataList!==null && $this->getDisplaySideBar())
+		{
+			$this->_sideBarDataList->setDataSource($this->getWizardSteps());
+			$this->_sideBarDataList->setSelectedItemIndex($this->getActiveStepIndex());
+			$this->_sideBarDataList->dataBind();
+			if($this->getSideBarTemplate()!==null)
 			{
-				$this->_header->getControls()->clear();
-				$this->_header->getControls()->add($this->getHeaderText());
+				$style=$this->getSideBarButtonStyle();
+				foreach($this->_sideBarDataList->getItems() as $item)
+				{
+					if(($button=$item->findControl('SideBarButton'))!==null)
+						$button->getStyle()->mergeWith($style);
+				}
 			}
 		}
+		if(($style=$this->getViewState('SideBarStyle',null))!==null)
+			$this->_sideBar->getStyle()->mergeWith($style);
+	}
+
+	protected function applyStepContentProperties()
+	{
+		if(($style=$this->getViewState('StepStyle',null))!==null)
+			$this->_stepContent->getStyle()->mergeWith($style);
 	}
 
 	protected function applyNavigationProperties()
@@ -700,77 +723,180 @@ class TWizard extends TWebControl implements INamingContainer
 			return $type;
 	}
 
-	protected function createChildControls()
+	protected function reset()
 	{
-		// reset wizard in case this was invoked previously
 		$this->getControls()->clear();
 		$this->_header=null;
+		$this->_stepContent=null;
+		$this->_sideBar=null;
+		$this->_sideBarDataList=null;
 		$this->_startNavigation=null;
 		$this->_stepNavigation=null;
 		$this->_finishNavigation=null;
 
-		// side bar
-		if($this->getDisplaySideBar())
-		{
-			// render side bar here
-		}
+	}
+
+	protected function createChildControls()
+	{
+		$this->reset();
+		$this->createSideBar();
+		$this->createHeader();
+		$this->createStepContents();
+		$this->createNavigation();
+//		$this->clearChildState();
+	}
 
-		// header
+	protected function createHeader()
+	{
 		$this->_header=new TPanel;
 		if(($template=$this->getHeaderTemplate())!==null)
 			$template->instantiateIn($this->_header);
 		else
 			$this->_header->getControls()->add($this->getHeaderText());
 		$this->getControls()->add($this->_header);
+	}
 
-		// steps
-		$content=new TPanel;
-		$content->setID('WizardStep');
-		$content->getControls()->add($this->getMultiView());
-		$this->getMultiView()->setActiveViewIndex(0);
-		$this->getControls()->add($content);
+	protected function createSideBar()
+	{
+		if($this->getDisplaySideBar())
+		{
+			if(($template=$this->getSideBarTemplate())!==null)
+			{
+				$this->_sideBar=new TPanel;
+				$template->instantiateIn($this->_sideBar);
+			}
+			else
+				$this->_sideBar=$this->createDefaultSideBar();
 
-		$this->createStartNavigation();
-		$this->createStepNavigation();
-		$this->createFinishNavigation();
+			$this->getControls()->add($this->_sideBar);
 
-		$this->clearChildState();
+			if(($this->_sideBarDataList=$this->_sideBar->findControl('SideBarList'))!==null)
+			{
+				$this->_sideBarDataList->attachEventHandler('OnItemCommand',array($this,'dataListItemCommand'));
+				$this->_sideBarDataList->attachEventHandler('OnItemDataBound',array($this,'dataListItemDataBound'));
+				$this->_sideBarDataList->setDataSource($this->getWizardSteps());
+				$this->_sideBarDataList->setSelectedItemIndex($this->getActiveStepIndex());
+				$this->_sideBarDataList->dataBind();
+			}
+		}
+		else
+		{
+			$this->_sideBar=new TPanel;
+			$this->getControls()->add($this->_sideBar);
+		}
+	}
+
+	protected function createDefaultSideBar()
+	{
+		$sideBar=new TPanel;
+		$dataList=new TDataList;
+		$dataList->setID('SideBarList');
+		$dataList->getSelectedItemStyle()->getFont()->setBold(true);
+		$dataList->setItemTemplate(new TWizardSideBarListItemTemplate);
+		$sideBar->getControls()->add($dataList);
+		return $sideBar;
+	}
+
+	public function dataListItemCommand($sender,$param)
+	{
+		$item=$param->getItem();
+		if($param->getCommandName()===self::CMD_MOVETO)
+		{
+			$stepIndex=$this->getActiveStepIndex();
+			$newStepIndex=TPropertyValue::ensureInteger($param->getCommandParameter());
+			$navParam=new TWizardNavigationEventParameter($stepIndex);
+			$navParam->setNextStepIndex($newStepIndex);
+			if($sender!==null && ($page=$this->getPage())!==null && !$page->getIsValid())
+				$navParam->setCancelNavigation(true);
+			$this->_activeStepIndexSet=false;
+			$this->onSideBarButtonClick($navParam);
+			if(!$navParam->getCancelNavigation())
+			{
+				if(!$this->_activeStepIndexSet && $this->allowNavigationToStep($newStepIndex))
+					$this->setActiveStepIndex($newStepIndex);
+			}
+			else
+				$this->setActiveStepIndex($stepIndex);
+		}
+	}
+
+	public function dataListItemDataBound($sender,$param)
+	{
+		$item=$param->getItem();
+		$itemType=$item->getItemType();
+		if($itemType==='Item' || $itemType==='AlternatingItem' || $itemType==='SelectedItem' || $itemType==='EditItem')
+		{
+			if(($button=$item->findControl('SideBarButton'))!==null)
+			{
+				$step=$item->getDataItem();
+				if(($this->getStepType($step)==='Complete'))
+					$button->setEnabled(false);
+				if(($title=$step->getTitle())!=='')
+					$button->setText($title);
+				else
+					$button->setText($step->getID(false));
+				$index=$this->getWizardSteps()->indexOf($step);
+				$button->setCommandName(self::CMD_MOVETO);
+				$button->setCommandParameter("$index");
+				//if($button->getCausesValidation())
+				//	$button->attachEventHandler('OnCommand',array($this,'onCommand'));
+			}
+		}
+	}
+
+	protected function createStepContents()
+	{
+		$this->_stepContent=new TPanel;
+		$this->_stepContent->getControls()->add($this->getMultiView());
+		$this->getMultiView()->setActiveViewIndex(0);
+		$this->getControls()->add($this->_stepContent);
+	}
+
+	protected function createNavigation()
+	{
+		$controls=$this->getControls();
+		$this->_startNavigation=$this->createStartNavigation();
+		$controls->add($this->_startNavigation);
+		$this->_stepNavigation=$this->createStepNavigation();
+		$controls->add($this->_stepNavigation);
+		$this->_finishNavigation=$this->createFinishNavigation();
+		$controls->add($this->_finishNavigation);
 	}
 
 	protected function createStartNavigation()
 	{
 		if(($template=$this->getStartNavigationTemplate())!==null)
 		{
-			$this->_startNavigation=new TPanel;
-			$template->instantiateIn($this->_startNavigation);
+			$navigation=new TPanel;
+			$template->instantiateIn($navigation);
 		}
 		else
-			$this->_startNavigation=$this->createDefaultStartNavigation();
-		$this->getControls()->add($this->_startNavigation);
+			$navigation=$this->createDefaultStartNavigation();
+		return $navigation;
 	}
 
 	protected function createStepNavigation()
 	{
 		if(($template=$this->getStepNavigationTemplate())!==null)
 		{
-			$this->_stepNavigation=new TPanel;
-			$template->instantiateIn($this->_stepNavigation);
+			$navigation=new TPanel;
+			$template->instantiateIn($navigation);
 		}
 		else
-			$this->_stepNavigation=$this->createDefaultStepNavigation();
-		$this->getControls()->add($this->_stepNavigation);
+			$navigation=$this->createDefaultStepNavigation();
+		return $navigation;
 	}
 
 	protected function createFinishNavigation()
 	{
 		if(($template=$this->getFinishNavigationTemplate())!==null)
 		{
-			$this->_finishNavigation=new TPanel;
-			$template->instantiateIn($this->_finishNavigation);
+			$navigation=new TPanel;
+			$template->instantiateIn($navigation);
 		}
 		else
-			$this->_finishNavigation=$this->createDefaultFinishNavigation();
-		$this->getControls()->add($this->_finishNavigation);
+			$navigation=$this->createDefaultFinishNavigation();
+		return $navigation;
 	}
 
 	protected function createDefaultStartNavigation()
@@ -820,13 +946,13 @@ class TWizard extends TWebControl implements INamingContainer
 		switch($buttonStyle->getButtonType())
 		{
 			case 'Button':
-				$button=Prado::createComponent('System.Web.UI.WebControls.TButton');
+				$button=new TButton;
 				break;
 			case 'Link'  :
-				$button=Prado::createComponent('System.Web.UI.WebControls.TLinkButton');
+				$button=new TLinkButton;
 				break;
 			case 'Image' :
-				$button=Prado::createComponent('System.Web.UI.WebControls.TImageButton');
+				$button=new TImageButton;
 				$button->setImageUrl($style->getImageUrl());
 				break;
 			default:
@@ -1301,4 +1427,14 @@ class TWizardNavigationEventParameter extends TEventParameter
 	}
 }
 
+class TWizardSideBarListItemTemplate extends TComponent implements ITemplate
+{
+	public function instantiateIn($parent)
+	{
+		$button=new TLinkButton;
+		$button->setID('SideBarButton');
+		$parent->getControls()->add($button);
+	}
+}
+
 ?>
\ No newline at end of file
-- 
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