FormView.FooterRow Propriedade

Definição

Obtém o objeto FormViewRow que representa a linha de rodapé em um controle FormView.Gets the FormViewRow object that represents the footer row in a FormView control.

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

Valor da propriedade

FormViewRow

Um FormViewRow que representa a linha de rodapé em um controle FormView.A FormViewRow that represents the footer row in a FormView control.

Atributos

Exemplos

O exemplo a seguir demonstra como usar a FooterRow propriedade para modificar programaticamente as propriedades da linha de rodapé durante o ItemCreated evento.The following example demonstrates how to use the FooterRow property to programmatically modify the properties of the footer row during the ItemCreated event.


<%@ 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">

  void EmployeeFormView_ItemCreated(Object sender, EventArgs e)
  {

    // Use the FooterRow property to retrieve the footer row.
    FormViewRow footer = EmployeeFormView.FooterRow;

    // Retrieve the FooterLabel Label control from the footer row. 
    Label footerLabel = (Label)footer.FindControl("FooterLabel");

    if(footerLabel != null)
    {
      // Display the current page number.
      int currentPage = EmployeeFormView.PageIndex + 1;
      footerLabel.Text = "Page " + currentPage.ToString();
    }

  }
  
</script>

<html xmlns="http://www.w3.org/1999/xhtml" >
  <head runat="server">
    <title>FormView FooterTemplate Example</title>
</head>
<body>
    <form id="form1" runat="server">
        
      <h3>FormView FooterTemplate Example</h3>
                       
      <asp:formview id="EmployeeFormView"
        datasourceid="EmployeeSource"
        allowpaging="true" 
        datakeynames="EmployeeID"
        onitemcreated="EmployeeFormView_ItemCreated"
        runat="server">
        
        <footertemplate>
          <table>
            <tr>
              <td>
                <asp:image id="LogoImage"
                  imageurl="~/Images/LogoImage.jpg"
                  alternatetext="Our Logo" 
                  runat="server"/>
              </td>
              <td>
                <asp:label id="FooterLabel"
                  runat="server"/>
              </td>
            </tr>
          </table>
        </footertemplate>
        
        <footerstyle horizontalalign="Center"
          forecolor="White"
          backcolor="LightBlue"/>
           
        <itemtemplate>
        
          <table>
            <tr>
              <td>
                <asp:image id="EmployeeImage"
                  imageurl='<%# Eval("PhotoPath") %>'
                  alternatetext='<%# Eval("LastName") %>' 
                  runat="server"/>
              </td>
              <td>
                <h3><%# Eval("FirstName") %>&nbsp;<%# Eval("LastName") %></h3>      
                <%# Eval("Title") %>        
              </td>
            </tr>
          </table>
        
        </itemtemplate>
          
        <pagersettings position="Bottom"
          mode="NextPrevious"/> 
                  
      </asp:formview>
          
      <!-- 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="EmployeeSource"
        selectcommand="Select [EmployeeID], [LastName], [FirstName], [Title], [PhotoPath] From [Employees]"
        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">
<script runat="server">

  Sub EmployeeFormView_ItemCreated(ByVal sender As Object, ByVal e As EventArgs)

    ' Use the FooterRow property to retrieve the footer row.
    Dim footer As FormViewRow = EmployeeFormView.FooterRow

    ' Retrieve the FooterLabel Label control from the footer row. 
    Dim footerLabel As Label = CType(footer.FindControl("FooterLabel"), Label)

    If footerLabel IsNot Nothing Then
      
      ' Display the current page number.
      Dim currentPage As Integer = EmployeeFormView.PageIndex + 1
      footerLabel.Text = "Page " & currentPage.ToString()
    
    End If
  
  End Sub
  
</script>

<html xmlns="http://www.w3.org/1999/xhtml" >
  <head runat="server">
    <title>FormView FooterTemplate Example</title>
</head>
<body>
    <form id="form1" runat="server">
        
      <h3>FormView FooterTemplate Example</h3>
                       
      <asp:formview id="EmployeeFormView"
        datasourceid="EmployeeSource"
        allowpaging="true" 
        datakeynames="EmployeeID"
        onitemcreated="EmployeeFormView_ItemCreated"
        runat="server">
        
        <footertemplate>
          <table>
            <tr>
              <td>
                <asp:image id="LogoImage"
                  imageurl="~/Images/LogoImage.jpg"
                  alternatetext="Our Logo" 
                  runat="server"/>
              </td>
              <td>
                <asp:label id="FooterLabel"
                  runat="server"/>
              </td>
            </tr>
          </table>
        </footertemplate>
        
        <footerstyle horizontalalign="Center"
          forecolor="White"
          backcolor="LightBlue"/>
           
        <itemtemplate>
        
          <table>
            <tr>
              <td>
                <asp:image id="EmployeeImage"
                  imageurl='<%# Eval("PhotoPath") %>'
                  alternatetext='<%# Eval("LastName") %>' 
                  runat="server"/>
              </td>
              <td>
                <h3><%# Eval("FirstName") %>&nbsp;<%# Eval("LastName") %></h3>      
                <%# Eval("Title") %>        
              </td>
            </tr>
          </table>
        
        </itemtemplate>
          
        <pagersettings position="Bottom"
          mode="NextPrevious"/> 
                  
      </asp:formview>
          
      <!-- 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="EmployeeSource"
        selectcommand="Select [EmployeeID], [LastName], [FirstName], [Title], [PhotoPath] From [Employees]"
        connectionstring="<%$ ConnectionStrings:NorthWindConnectionString%>" 
        runat="server"/>
            
    </form>
  </body>
</html>

Comentários

A linha de rodapé é exibida na parte inferior do FormView controle quando a FooterText FooterTemplate propriedade ou é definida.The footer row is displayed at the bottom of the FormView control when the FooterText or FooterTemplate property is set. Use a FooterRow propriedade para acessar programaticamente o FormViewRow objeto que representa a linha do rodapé.Use the FooterRow property to programmatically access the FormViewRow object that represents the footer row.

Observação

A FooterRow propriedade só estará disponível depois que o FormView controle criar a linha de rodapé no ItemCreated evento.The FooterRow property is available only after the FormView control creates the footer row in the ItemCreated event.

Essa propriedade é comumente usada quando você precisa manipular programaticamente a linha de rodapé, por exemplo, ao adicionar conteúdo personalizado.This property is commonly used when you need to programmatically manipulate the footer row, for example when adding custom content. Qualquer modificação na FooterRow propriedade deve ser executada Depois que o FormView controle tiver sido renderizado; caso contrário, o FormView controle substituirá as alterações.Any modification to the FooterRow property must be performed after the FormView control has been rendered; otherwise, the FormView control overwrites any changes.

Para controlar o estilo da linha de rodapé, use a FooterStyle propriedade.To control the style of the footer row, use the FooterStyle property.

Aplica-se a

Confira também