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Classe GridViewUpdatedEventArgs
Assembly: System.Web (em System.Web.dll)
O tipo GridViewUpdatedEventArgs expõe os membros a seguir.
| Nome | Descrição | |
|---|---|---|
![]() | GridViewUpdatedEventArgs |
| Nome | Descrição | |
|---|---|---|
![]() | AffectedRows | |
![]() | Exception | |
![]() | ExceptionHandled | |
![]() | KeepInEditMode | |
![]() | Keys | |
![]() | NewValues | |
![]() | OldValues |
| Nome | Descrição | |
|---|---|---|
![]() | Equals(Object) | |
![]() | Finalize | |
![]() | GetHashCode | |
![]() | GetType | |
![]() | MemberwiseClone | |
![]() | ToString |
<%@ 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 CustomersGridView_RowUpdated(Object sender, GridViewUpdatedEventArgs e) { // Use the Exception property to determine whether an exception // occurred during the update operation. if (e.Exception == null) { // Sometimes an error might occur that does not raise an // exception, but prevents the update operation from // completing. Use the AffectedRows property to determine // whether the record was actually updated. if (e.AffectedRows == 1) { // Use the Keys property to get the value of the key field. String keyFieldValue = e.Keys["CustomerID"].ToString(); // Display a confirmation message. Message.Text = "Record " + keyFieldValue + " updated successfully. "; // Display the new and original values. DisplayValues((OrderedDictionary)e.NewValues, (OrderedDictionary)e.OldValues); } else { // Display an error message. Message.Text = "An error occurred during the update operation."; // When an error occurs, keep the GridView // control in edit mode. e.KeepInEditMode = true; } } else { // Insert the code to handle the exception. Message.Text = e.Exception.Message; // Use the ExceptionHandled property to indicate that the // exception is already handled. e.ExceptionHandled = true; e.KeepInEditMode = true; } } void DisplayValues(OrderedDictionary newValues, OrderedDictionary oldValues) { Message.Text += "<br/></br>"; // Iterate through the new and old values. Display the // values on the page. for (int i = 0; i < oldValues.Count; i++) { Message.Text += "Old Value=" + oldValues[i].ToString() + ", New Value=" + newValues[i].ToString() + "<br/>"; } Message.Text += "</br>"; } </script> <html xmlns="http://www.w3.org/1999/xhtml" > <head runat="server"> <title>GridViewUpdatedEventArgs Example</title> </head> <body> <form id="form1" runat="server"> <h3>GridViewUpdatedEventArgs Example</h3> <!-- The GridView control automatically sets the columns --> <!-- specified in the datakeynames property as read-only. --> <!-- No input controls are rendered for these columns in --> <!-- edit mode. --> <asp:gridview id="CustomersGridView" datasourceid="CustomersSqlDataSource" autogeneratecolumns="true" autogenerateeditbutton="true" allowpaging="true" datakeynames="CustomerID" onrowupdated="CustomersGridView_RowUpdated" runat="server"> </asp:gridview> <br/> <asp:label id="Message" forecolor="Red" runat="server"/> <!-- 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="CustomersSqlDataSource" selectcommand="Select [CustomerID], [CompanyName], [Address], [City], [PostalCode], [Country] From [Customers]" updatecommand="Update Customers SET CompanyName=@CompanyName, Address=@Address, City=@City, PostalCode=@PostalCode, Country=@Country WHERE (CustomerID = @CustomerID)" connectionstring="<%$ ConnectionStrings:NorthWindConnectionString%>" runat="server"> </asp:sqldatasource> </form> </body> </html>
Windows 7, Windows Vista SP1 ou posterior, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core não compatível), Windows Server 2008 R2 (Server Core não compatível com SP1 ou posterior), Windows Server 2003 SP2
O .NET Framework não oferece suporte a todas as versões de cada plataforma. Para obter uma lista das versões com suporte, consulte Requisitos de sistema do .NET Framework.
