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/**
* Namespace: System.Web.UI.WebControls
* Class: TableCell
*
* Author: Gaurav Vaish
* Maintainer: gvaish@iitk.ac.in
* Contact: <my_scripts2001@yahoo.com>, <gvaish@iitk.ac.in>
* Implementation: yes
* Status: 100%
*
* (C) Gaurav Vaish (2002)
*/
using System;
using System.Globalization;
using System.Web;
using System.Web.UI;
using System.ComponentModel;
namespace System.Web.UI.WebControls
{
[DefaultProperty("Text")]
[ToolboxItem(false)]
[ControlBuilder(typeof(TableCellControlBuilder))]
[ParseChildren(false)]
[PersistChildren(true)]
public class TableCell: WebControl
{
public TableCell () : base (HtmlTextWriterTag.Td)
{
PreventAutoID ();
}
internal TableCell (HtmlTextWriterTag tag) : base (tag)
{
PreventAutoID ();
}
public virtual int ColumnSpan
{
get {
object o = ViewState ["ColumnSpan"];
return (o == null) ? 0 : (int) o;
}
set { ViewState ["ColumnSpan"] = value; }
}
public virtual int RowSpan
{
get {
object o = ViewState ["RowSpan"];
return (o == null) ? 0 : (int) o;
}
set { ViewState ["RowSpan"] = value; }
}
public virtual string Text
{
get {
object o = ViewState ["Text"];
return (o == null) ? String.Empty : (string) o;
}
set { ViewState ["Text"] = value; }
}
public virtual HorizontalAlign HorizontalAlign
{
get {
if (ControlStyleCreated)
return ((TableItemStyle) ControlStyle).HorizontalAlign;
return HorizontalAlign.NotSet;
}
set { ((TableItemStyle) ControlStyle).HorizontalAlign = value; }
}
public virtual VerticalAlign VerticalAlign
{
get {
if (ControlStyleCreated)
return ((TableItemStyle) ControlStyle).VerticalAlign;
return VerticalAlign.NotSet;
}
set { ((TableItemStyle) ControlStyle).VerticalAlign = value; }
}
public virtual bool Wrap
{
get {
if (ControlStyleCreated)
return ((TableItemStyle) ControlStyle).Wrap;
return true;
}
set { ((TableItemStyle) ControlStyle).Wrap = value; }
}
protected override void AddAttributesToRender (HtmlTextWriter writer)
{
base.AddAttributesToRender (writer);
if (ColumnSpan > 0)
writer.AddAttribute (HtmlTextWriterAttribute.Colspan,
ColumnSpan.ToString (NumberFormatInfo.InvariantInfo));
if (RowSpan > 0)
writer.AddAttribute (HtmlTextWriterAttribute.Rowspan,
RowSpan.ToString (NumberFormatInfo.InvariantInfo));
}
protected override void AddParsedSubObject (object obj)
{
if (HasControls ()){
base.AddParsedSubObject (obj);
return;
}
if (obj is LiteralControl){
Text = ((LiteralControl) obj).Text;
return;
}
string text = Text;
if (text.Length > 0){
Text = String.Empty;
base.AddParsedSubObject (new LiteralControl (text));
}
base.AddParsedSubObject (obj);
}
protected override Style CreateControlStyle ()
{
return new TableItemStyle (ViewState);
}
protected override void RenderContents (HtmlTextWriter writer)
{
if (HasControls ())
base.RenderContents (writer);
else
writer.Write (Text);
}
}
}
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