TableHeaderCell.CategoryText Property
Definition
Important
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Gets or sets the axis
attribute of the HTML th
element for the TableHeaderCell control.
public:
virtual property cli::array <System::String ^> ^ CategoryText { cli::array <System::String ^> ^ get(); void set(cli::array <System::String ^> ^ value); };
[System.ComponentModel.TypeConverter(typeof(System.Web.UI.WebControls.StringArrayConverter))]
public virtual string[] CategoryText { get; set; }
[<System.ComponentModel.TypeConverter(typeof(System.Web.UI.WebControls.StringArrayConverter))>]
member this.CategoryText : string[] with get, set
Public Overridable Property CategoryText As String()
Property Value
An array of string values representing the TableHeaderCell categories.
- Attributes
Examples
The following code example demonstrates how to program the CategoryText property declaratively.
<%@ page language="C#" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head id="Head1" runat="server">
<title>TableHeaderCell Example</title>
</head>
<body>
<form id="form1" runat="server">
<div>
<h1>TableHeaderCell Example</h1>
<asp:table id="Table1" runat="server"
CellPadding="3"
CellSpacing="3"
BorderWidth="1"
GridLines="Both">
<asp:TableHeaderRow ID="TableHeaderRow1" runat="server">
<asp:TableHeaderCell runat="server"
ID="Column1Header"
CategoryText="Column1"
AbbreviatedText="Header 1"
Scope="Column"
HorizontalAlign="Center"
VerticalAlign="Middle"
BackColor="LightGray">
Column 1 Header
</asp:TableHeaderCell>
<asp:TableHeaderCell runat="server"
ID="Column2Header"
CategoryText="Column2,Column2Alternative"
AbbreviatedText="Header 2"
Scope="Column"
HorizontalAlign="Center"
VerticalAlign="Middle"
BackColor="LightGray">
Column 2 Header
</asp:TableHeaderCell>
<asp:TableHeaderCell runat="server"
ID="Column3Header"
CategoryText="Column3"
AbbreviatedText="Header 3"
Scope="Column"
HorizontalAlign="Center"
VerticalAlign="Middle"
BackColor="LightGray">
Column 3 Header
</asp:TableHeaderCell>
</asp:TableHeaderRow>
<asp:TableRow HorizontalAlign="Center">
<asp:TableCell AssociatedHeaderCellID="Column1Header"
HorizontalAlign="Left">
(0,0)
</asp:TableCell>
<asp:TableCell
AssociatedHeaderCellID="Column2Header">
(0,1)
</asp:TableCell>
<asp:TableCell
AssociatedHeaderCellID="Column3Header">
(0,2)
</asp:TableCell>
</asp:TableRow>
<asp:TableRow
HorizontalAlign="Center">
<asp:TableCell
AssociatedHeaderCellID="Column1Header"
HorizontalAlign="Left">
(1,0)
</asp:TableCell>
<asp:TableCell
AssociatedHeaderCellID="Column2Header">
(1,1)
</asp:TableCell>
<asp:TableCell
AssociatedHeaderCellID="Column3Header">
(1,2)
</asp:TableCell>
</asp:TableRow>
<asp:TableRow
HorizontalAlign="Center">
<asp:TableCell
AssociatedHeaderCellID=
"Column1Header,Column2Header,Column3Header"
ColumnSpan="3"
HorizontalAlign="Left">
(2,0)
</asp:TableCell>
</asp:TableRow>
</asp:table>
</div>
</form>
</body>
</html>
<%@ page language="VB" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head id="Head1" runat="server">
<title>TableHeaderCell Example</title>
</head>
<body>
<form id="form1" runat="server">
<div>
<h1>TableHeaderCell Example</h1>
<asp:table id="Table1" runat="server"
CellPadding="3"
CellSpacing="3"
BorderWidth="1"
GridLines="Both">
<asp:TableHeaderRow ID="TableHeaderRow1" runat="server">
<asp:TableHeaderCell runat="server"
ID="Column1Header"
CategoryText="Column1"
AbbreviatedText="Header 1"
Scope="Column"
HorizontalAlign="Center"
VerticalAlign="Middle"
BackColor="LightGray">
Column 1 Header
</asp:TableHeaderCell>
<asp:TableHeaderCell runat="server"
ID="Column2Header"
CategoryText="Column2,Column2Alternative"
AbbreviatedText="Header 2"
Scope="Column"
HorizontalAlign="Center"
VerticalAlign="Middle"
BackColor="LightGray">
Column 2 Header
</asp:TableHeaderCell>
<asp:TableHeaderCell runat="server"
ID="Column3Header"
CategoryText="Column3"
AbbreviatedText="Header 3"
Scope="Column"
HorizontalAlign="Center"
VerticalAlign="Middle"
BackColor="LightGray">
Column 3 Header
</asp:TableHeaderCell>
</asp:TableHeaderRow>
<asp:TableRow HorizontalAlign="Center">
<asp:TableCell AssociatedHeaderCellID="Column1Header"
HorizontalAlign="Left">
(0,0)
</asp:TableCell>
<asp:TableCell
AssociatedHeaderCellID="Column2Header">
(0,1)
</asp:TableCell>
<asp:TableCell
AssociatedHeaderCellID="Column3Header">
(0,2)
</asp:TableCell>
</asp:TableRow>
<asp:TableRow
HorizontalAlign="Center">
<asp:TableCell
AssociatedHeaderCellID="Column1Header"
HorizontalAlign="Left">
(1,0)
</asp:TableCell>
<asp:TableCell
AssociatedHeaderCellID="Column2Header">
(1,1)
</asp:TableCell>
<asp:TableCell
AssociatedHeaderCellID="Column3Header">
(1,2)
</asp:TableCell>
</asp:TableRow>
<asp:TableRow
HorizontalAlign="Center">
<asp:TableCell
AssociatedHeaderCellID=
"Column1Header,Column2Header,Column3Header"
ColumnSpan="3"
HorizontalAlign="Left">
(2,0)
</asp:TableCell>
</asp:TableRow>
</asp:table>
</div>
</form>
</body>
</html>
Remarks
The categories can be any string values that are pertinent to the table. The CategoryText property is rendered as the axis
attribute of the HTML th
element, which is used to group table cells into conceptual categories. The categories are rendered in HTML as a comma-delimited list.
The value of this property is stored in view state.
Applies to
See also
.NET