TableHeaderCell.Scope 属性

  • 参考

定义

命名空间:
System.Web.UI.WebControls
程序集:
System.Web.dll

呈现 TableHeaderCell 控件时，获取或设置其范围。

public:
 virtual property System::Web::UI::WebControls::TableHeaderScope Scope { System::Web::UI::WebControls::TableHeaderScope get(); void set(System::Web::UI::WebControls::TableHeaderScope value); };
public virtual System.Web.UI.WebControls.TableHeaderScope Scope { get; set; }
member this.Scope : System.Web.UI.WebControls.TableHeaderScope with get, set
Public Overridable Property Scope As TableHeaderScope

属性值

TableHeaderScope

一个 TableHeaderScope 值。 默认值为 NotSet。

示例

下面的代码示例演示如何以声明方式对 Scope 属性进行编程。 请注意 属性 AssociatedHeaderCellID 的使用。

<%@ 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>

注解

在呈现控件时， Scope 使用 属性获取或设置控件的范围 TableHeaderCell 。 的 TableHeaderCell 作用域表示标头应用于的单元格。 对于复杂表，请使用 AssociatedHeaderCellID 属性，该属性提供对标题单元格与数据单元格关系的规范的更多控制。 属性 Scope 用于通过提供有关单元格和标头之间的关系的信息，使 HTML 表更易于访问。

有关可用表标头范围的列表，请参阅 TableHeaderScope。

此属性的值存储在视图状态中。

适用于

另请参阅