我有充满适配器的 GridView:
OracleDataAdapter adapter = new OracleDataAdapter();
DataTable tableD = new DataTable();
adapter.SelectCommand = oracleCom;
adapter.Fill(tableD);
tableResults.DataSource = tableD.AsDataView();
tableResults.DataBind();
tableResults - 它是一个 GridView。我添加了在 GridView 中更改数据的功能:
tableResults.AutoGenerateEditButton = true;
tableResults.RowEditing += new GridViewEditEventHandler(tableResults_RowEditing);
tableResults.RowUpdating += new GridViewUpdateEventHandler(tableResults_RowUpdating);
tableResults.RowCancelingEdit += new GridViewCancelEditEventHandler(tableResults_RowCancelingEdit);
现在,从这里:

当用户推送编辑链接时,他会看到:

如何在空字段中显示当前值?
这是加法:
<asp:GridView ID="tableResults" runat="server" DataMember="Table"
                EnableModelValidation="True" CssClass = "GridViewStyle" 
                OnRowDeleting = "dataViewRowDeleting" AutoGenerateDeleteButton="True">
               <HeaderStyle CssClass = "GridViewHeaderStyle" />
               <RowStyle CssClass = "GridViewRowStyle"/>    
               <Columns>
                <asp:TemplateField>
                    <ItemTemplate>
                        <asp:HyperLink runat="server" Text="Скачать объект" NavigateUrl='<%#"objects/" + Eval("Идентификатор") %>'></asp:HyperLink>
                    </ItemTemplate>    
                </asp:TemplateField>
               </Columns>           
            </asp:GridView>