Deleting Data with the FormView Control : FormView « Data Binding « ASP.NET Tutorial






  1. ASP.NET Tutorial
  2. Data Binding
  3. FormView
<%@ Page Language="C#" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN"
   "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<body>
    <form id="form1" runat="server">
    <div id="content">

    <asp:FormView
        id="frmProducts"
        DataSourceID="srcProducts"
        DataKeyNames="Id"
        AllowPaging="true"
        Runat="server">
        <ItemTemplate>
        <h1><%# Eval("Title") %></h1>
        <b>Directed By:</b>
        <%# Eval("Director") %>
        <br />
        <b>In Theaters:</b>
        <%#Eval("InStock") %>
        <hr />
        <asp:LinkButton
            id="lnkDelete"
            Text="Delete Product"
            CommandName="Delete"
            OnClientClick="return confirm('Are you sure?');"
            Runat="server" />
        </ItemTemplate>
    </asp:FormView>

    <asp:SqlDataSource
        id="srcProducts"
        ConnectionString="<%$ ConnectionStrings:Products %>"
        SelectCommand="SELECT Id,Title,Director,InStock
            FROM Products"
        DeleteCommand="DELETE Products WHERE Id=@Id"
        Runat="server" />

    </div>
    </form>
</body>
</html>

File: Web.config

<configuration>
  <connectionStrings>
    <add name="Products" 
         connectionString="Data Source=.\SQLEXPRESS;
         AttachDbFilename=|DataDirectory|MyDatabase.mdf;Integrated Security=True;User Instance=True" />
  </connectionStrings>
</configuration>








19.16.FormView
19.16.1.Displaying Data with the FormView Control
19.16.2.A FormView: edit a table record in the database table
19.16.3.Paging Through Data with the FormView Control
19.16.4.Using a PagerTemplate with the FormView control.
19.16.5.Editing Data with the FormView Control
19.16.6.Inserting Data with the FormView Control
19.16.7.Deleting Data with the FormView Control