GridView.ShowHeader GridView.ShowHeader GridView.ShowHeader GridView.ShowHeader Property

Definición

Obtiene o establece un valor que indica si se muestra la fila de encabezado en un control GridView.Gets or sets a value indicating whether the header row is displayed in a GridView control.

public:
 virtual property bool ShowHeader { bool get(); void set(bool value); };
public virtual bool ShowHeader { get; set; }
member this.ShowHeader : bool with get, set
Public Overridable Property ShowHeader As Boolean

Valor de propiedad

Es true para mostrar la fila de encabezado; en caso contrario, es false.true to display the header row; otherwise, false. De manera predeterminada, es true.The default is true.

Ejemplos

En el ejemplo siguiente se muestra cómo utilizar ShowHeader la propiedad para mostrar la fila de encabezado GridView en un control.The following example demonstrates how to use the ShowHeader property to display the header row in a GridView control.


<%@ 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 runat="server">
    <title>GridView ShowHeader and ShowFooter Example</title>
</head>
<body>
    <form id="form1" runat="server">
        
      <h3>GridView ShowHeader and ShowFooter Example</h3>

      <asp:gridview id="CustomersGridView" 
        datasourceid="CustomersSource" 
        autogeneratecolumns="true"
        emptydatatext="No data available." 
        showheader="true"
        showfooter="true"
        runat="server">
        
        <headerstyle backcolor="LightCyan"
          forecolor="MediumBlue"/>
                    
        <footerstyle backcolor="LightCyan"
          forecolor="MediumBlue"/>
                                    
      </asp:gridview>
            
      <!-- This example uses Microsoft SQL Server and connects  -->
      <!-- to the Northwind sample database. Use an ASP.NET     -->
      <!-- expression to retrieve the connection string value   -->
      <!-- from the Web.config file.                            -->
      <asp:sqldatasource id="CustomersSource"
        selectcommand="Select [CustomerID], [CompanyName], [Address], [City], [PostalCode], [Country] From [Customers]"
        connectionstring="<%$ ConnectionStrings:NorthWindConnectionString%>" 
        runat="server"/>
        
    </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 runat="server">
    <title>GridView ShowHeader and ShowFooter Example</title>
</head>
<body>
    <form id="form1" runat="server">
        
      <h3>GridView ShowHeader and ShowFooter Example</h3>

      <asp:gridview id="CustomersGridView" 
        datasourceid="CustomersSource" 
        autogeneratecolumns="true"
        emptydatatext="No data available." 
        showheader="true"
        showfooter="true"
        runat="server">
        
        <headerstyle backcolor="LightCyan"
          forecolor="MediumBlue"/>
                    
        <footerstyle backcolor="LightCyan"
          forecolor="MediumBlue"/>
                                    
      </asp:gridview>
            
      <!-- This example uses Microsoft SQL Server and connects  -->
      <!-- to the Northwind sample database. Use an ASP.NET     -->
      <!-- expression to retrieve the connection string value   -->
      <!-- from the Web.config file.                            -->
      <asp:sqldatasource id="CustomersSource"
        selectcommand="Select [CustomerID], [CompanyName], [Address], [City], [PostalCode], [Country] From [Customers]"
        connectionstring="<%$ ConnectionStrings:NorthWindConnectionString%>" 
        runat="server"/>
        
    </form>
  </body>
</html>

Comentarios

Utilice la ShowHeader propiedad para especificar si un GridView control muestra la fila de encabezado.Use the ShowHeader property to specify whether a GridView control displays the header row. Para controlar el aspecto de la fila de encabezado, use HeaderStyle la propiedad.To control the appearance of the header row, use the HeaderStyle property.

Se aplica a

Consulte también: