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<?php
/**
* TPanel class file
*
* @author Qiang Xue <qiang.xue@gmail.com>
* @link http://www.xisc.com/
* @copyright Copyright © 2004-2005, Qiang Xue
* @license http://www.opensource.org/licenses/bsd-license.php BSD License
* @version $Revision: $ $Date: $
* @package System.Web.UI.WebControls
*/
/**
* TPanel class
*
* TPanel represents a component that acts as a container for other component.
* It is especially useful when you want to generate components programmatically or hide/show a group of components.
*
* @author Qiang Xue <qiang.xue@gmail.com>
* @version $Revision: $ $Date: $
* @package System.Web.UI.WebControls
* @since 3.0
*/
class TPanel extends TWebControl
{
/**
* @return string tag name of the panel
*/
protected function getTagName()
{
return 'div';
}
/**
* Adds attributes to renderer.
* @param THtmlTextWriter the renderer
*/
protected function addAttributesToRender($writer)
{
$url=trim($this->getBackImageUrl());
if($url!=='')
$this->getStyle
base.AddAttributesToRender(writer);
string text1 = this.BackImageUrl;
if (text1.Trim().Length > 0)
{
writer.AddStyleAttribute(HtmlTextWriterStyle.BackgroundImage, "url(" + base.ResolveClientUrl(text1) + ")");
}
this.AddScrollingAttribute(this.ScrollBars, writer);
HorizontalAlign align1 = this.HorizontalAlign;
if (align1 != HorizontalAlign.NotSet)
{
TypeConverter converter1 = TypeDescriptor.GetConverter(typeof(HorizontalAlign));
writer.AddStyleAttribute(HtmlTextWriterStyle.TextAlign, converter1.ConvertToInvariantString(align1).ToLowerInvariant());
}
if (!this.Wrap)
{
if (base.EnableLegacyRendering)
{
writer.AddAttribute(HtmlTextWriterAttribute.Nowrap, "nowrap", false);
}
else
{
writer.AddStyleAttribute(HtmlTextWriterStyle.WhiteSpace, "nowrap");
}
}
if (this.Direction == ContentDirection.LeftToRight)
{
writer.AddAttribute(HtmlTextWriterAttribute.Dir, "ltr");
}
else if (this.Direction == ContentDirection.RightToLeft)
{
writer.AddAttribute(HtmlTextWriterAttribute.Dir, "rtl");
}
if (((!base.DesignMode && (this.Page != null)) && ((this.Page.Request != null) && (this.Page.Request.Browser.EcmaScriptVersion.Major > 0))) && ((this.Page.Request.Browser.W3CDomVersion.Major > 0) && (this.DefaultButton.Length > 0)))
{
Control control1 = this.FindControl(this.DefaultButton);
if (control1 is IButtonControl)
{
this.Page.ClientScript.RegisterDefaultButtonScript(control1, writer, true);
}
else
{
object[] objArray1 = new object[1] { this.ID } ;
throw new InvalidOperationException(SR.GetString("HtmlForm_OnlyIButtonControlCanBeDefaultButton", objArray1));
}
}
}
/**
* @return boolean whether the content wraps within the panel.
*/
public function getWrap()
{
return $this->getViewState('Wrap',true);
}
/**
* Sets the value indicating whether the content wraps within the panel.
* @param boolean whether the content wraps within the panel.
*/
public function setWrap($value)
{
$this->setViewState('Wrap',$value,true);
}
/**
* @return string the horizontal alignment of the contents within the panel.
*/
public function getHorizontalAlign()
{
return $this->getViewState('HorizontalAlign','');
}
/**
* Sets the horizontal alignment of the contents within the panel.
* Valid values include 'justify', 'left', 'center', 'right' or empty string.
* @param string the horizontal alignment
*/
public function setHorizontalAlign($value)
{
$this->setViewState('HorizontalAlign',$value,'');
}
/**
* @return string the URL of the background image for the panel component.
*/
public function getBackImageUrl()
{
return $this->getViewState('BackImageUrl','');
}
/**
* Sets the URL of the background image for the panel component.
* @param string the URL
*/
public function setBackImageUrl($value)
{
$this->setViewState('BackImageUrl',$value,'');
}
/**
* This overrides the parent implementation by rendering more TPanel-specific attributes.
* @return ArrayObject the attributes to be rendered
*/
protected function getAttributesToRender()
{
$url=$this->getBackImageUrl();
if(strlen($url))
$this->setStyle(array('background-image'=>"url($url)"));
$attributes=parent::getAttributesToRender();
$align=$this->getHorizontalAlign();
if(strlen($align))
$attributes['align']=$align;
if(!$this->isWrap())
$attributes['nowrap']='nowrap';
return $attributes;
}
}
?>
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