DetailsView.FooterRow DetailsView.FooterRow DetailsView.FooterRow DetailsView.FooterRow Property

Definizione

Ottiene un oggetto DetailsViewRow che rappresenta la riga del piè di pagina in un controllo DetailsView.Gets a DetailsViewRow object that represents the footer row in a DetailsView control.

public:
 virtual property System::Web::UI::WebControls::DetailsViewRow ^ FooterRow { System::Web::UI::WebControls::DetailsViewRow ^ get(); };
[System.ComponentModel.Browsable(false)]
public virtual System.Web.UI.WebControls.DetailsViewRow FooterRow { get; }
member this.FooterRow : System.Web.UI.WebControls.DetailsViewRow
Public Overridable ReadOnly Property FooterRow As DetailsViewRow

Valore della proprietà

Un oggetto DetailsViewRow che rappresenta la riga del piè di pagina in un controllo DetailsView.A DetailsViewRow that represents the footer row in a DetailsView control.

Esempi

Nell'esempio di codice riportato di seguito viene illustrato FooterRow come utilizzare la proprietà per accedere alla riga DetailsView del piè di pagina ItemCreated del controllo durante l'evento.The following code example demonstrates how to use the FooterRow property to access the footer row of the DetailsView control during the ItemCreated event. Un Label controllo all'interno della riga del piè di pagina personalizzata viene quindi aggiornato con il numero di pagina corrente.A Label control within the custom footer row is then updated with the current page number.


<%@ Page language="C#" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
    "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<script runat="server">

    protected void CustomerDetailView_DataBound(object sender, 
        EventArgs e)
    {
        // Get the footer row.
        DetailsViewRow footerRow = CustomerDetailView.FooterRow;

        // Get the Label control that displays the current page 
        // information from the footer row.
        Label pageNum = 
            (Label)footerRow.Cells[0].FindControl("PageNumberLabel");

        if (pageNum != null)
        {

            // Update the Label control with the current page number.
            int page = CustomerDetailView.DataItemIndex + 1;
            pageNum.Text = "Page " + page.ToString();

        }
    }
</script>

<html xmlns="http://www.w3.org/1999/xhtml" >
  <head runat="server">
    <title>DetailsView FooterTemplate Example</title>
</head>
<body>
    <form id="Form1" runat="server">
        
      <h3>DetailsView FooterTemplate Example</h3>
                
        <asp:detailsview id="CustomerDetailView"
          datasourceid="DetailsViewSource"
          datakeynames="CustomerID"
          autogeneraterows="true"
          allowpaging="true"
          runat="server" 
          OnDataBound="CustomerDetailView_DataBound">
               
          <headerstyle backcolor="Navy"
            forecolor="White"/>
            
          <pagersettings Mode="NextPreviousFirstLast"/>  
            
          <FooterTemplate>
          
            <table width="100%">            
              <tr>
                <td align="left">
                  <asp:Image id="LogoImage"
                    AlternateText="Our logo" 
                    imageurl="~\images\Logo.jpg"
                    runat="server"/>
                </td>
                <td align="right" valign="bottom">
                  <asp:Label id="PageNumberLabel"
                    font-size="9"
                    forecolor="DodgerBlue"
                    runat="server"/>
                </td>
              </tr>            
            </table>
          
          </FooterTemplate>
                    
        </asp:detailsview>
        
        <!-- 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="DetailsViewSource" runat="server" 
          ConnectionString=
            "<%$ ConnectionStrings:NorthWindConnectionString%>"
          InsertCommand="INSERT INTO [Customers]([CustomerID],
            [CompanyName], [Address], [City], [PostalCode], [Country]) 
            VALUES (@CustomerID, @CompanyName, @Address, @City, 
            @PostalCode, @Country)"

          SelectCommand="Select [CustomerID], [CompanyName], 
            [Address], [City], [PostalCode], [Country] From 
            [Customers]">
        </asp:SqlDataSource>
    </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">
<script runat="server">

    Protected Sub CustomerDetailView_DataBound(ByVal sender As Object, _
        ByVal e As EventArgs)
        ' Get the footer row.
        Dim footerRow As DetailsViewRow = CustomerDetailView.FooterRow

        ' Get the Label control that displays the current page 
        ' information from the footer row.
        Dim pageNum As Label = _
            CType(footerRow.Cells(0).FindControl("PageNumberLabel"), Label)

        If pageNum IsNot Nothing Then
            ' Update the Label control with the current page number.
            Dim page As Integer = CustomerDetailView.DataItemIndex + 1
            pageNum.Text = "Page " + page.ToString()
        End If
    End Sub
</script>

<html xmlns="http://www.w3.org/1999/xhtml" >
  <head runat="server">
    <title>DetailsView FooterTemplate Example</title>
</head>
<body>
    <form id="Form1" runat="server">
        
      <h3>DetailsView FooterTemplate Example</h3>
                
        <asp:detailsview id="CustomerDetailView"
          datasourceid="DetailsViewSource"
          datakeynames="CustomerID"
          autogeneraterows="true"
          allowpaging="true"
          runat="server" 
          OnDataBound="CustomerDetailView_DataBound">
               
          <headerstyle backcolor="Navy"
            forecolor="White"/>
            
          <pagersettings Mode="NextPreviousFirstLast"/>  
            
          <FooterTemplate>
          
            <table width="100%">            
              <tr>
                <td align="left">
                  <asp:Image id="LogoImage"
                    AlternateText="Our logo" 
                    imageurl="~\images\Logo.jpg"
                    runat="server"/>
                </td>
                <td align="right" valign="bottom">
                  <asp:Label id="PageNumberLabel"
                    font-size="9"
                    forecolor="DodgerBlue"
                    runat="server"/>
                </td>
              </tr>            
            </table>
          
          </FooterTemplate>
                    
        </asp:detailsview>
        
        <!-- 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="DetailsViewSource" runat="server" 
          ConnectionString=
            "<%$ ConnectionStrings:NorthWindConnectionString%>"
          InsertCommand="INSERT INTO [Customers]([CustomerID],
            [CompanyName], [Address], [City], [PostalCode], [Country]) 
            VALUES (@CustomerID, @CompanyName, @Address, @City, 
            @PostalCode, @Country)"

          SelectCommand="Select [CustomerID], [CompanyName], 
            [Address], [City], [PostalCode], [Country] From 
            [Customers]">
        </asp:SqlDataSource>
    </form>
  </body>
</html>

Commenti

La riga del piè di pagina viene visualizzata nella parte inferiore DetailsView del controllo quando FooterText la FooterTemplate proprietà o è impostata.The footer row is displayed at the bottom of the DetailsView control when the FooterText or FooterTemplate property is set. Utilizzare la FooterRow proprietà per accedere a livello di DetailsViewRow codice all'oggetto che rappresenta la riga del piè di pagina.Use the FooterRow property to programmatically access the DetailsViewRow object that represents the footer row.

Nota

La FooterRow proprietà è disponibile solo dopo che DetailsView il controllo ha creato la riga del ItemCreated piè di pagina nell'evento.The FooterRow property is available only after the DetailsView control creates the footer row in the ItemCreated event.

Questa proprietà viene comunemente usata quando è necessario modificare a livello di codice la riga del piè di pagina, ad esempio quando si aggiunge contenuto personalizzato.This property is commonly used when you need to programmatically manipulate the footer row, for example when adding custom content. Qualsiasi modifica alla FooterRow proprietà deve essere eseguita dopo il rendering DetailsView del controllo; in caso contrario, il DetailsView controllo sovrascriverà le modifiche.Any modification to the FooterRow property must be performed after the DetailsView control has been rendered; otherwise, the DetailsView control will overwrite any changes.

Per controllare lo stile della riga del piè di pagina, utilizzare FooterStyle la proprietà.To control the style of the footer row, use the FooterStyle property.

Si applica a

Vedi anche