[Solved] I'm using details table on radgrid.Row select is not working for details table only when i set HierarchyLoadMode="ServerOnDemand".

[thees]

I'm using details table on radgrid.Row select is not working for details table only when i set HierarchyLoadMode="ServerOnDemand".Please Help me to out of this.

<telerik:RadGrid ID="RadGrid1" runat="server" GridLines="None" OnNeedDataSource="RadGrid1_NeedDataSource"
                        OnDetailTableDataBind="RadGrid1_2Bind" OnItemDataBound="RadGrid1_OnDataBound" OnPreRender="RadGrid1_OnPreRender"
                    <HeaderStyle CssClass="RadGridHeader" />
                    <ExportSettings ExportOnlyData="true" IgnorePaging="true" OpenInNewWindow="true"/>
                    <ClientSettings AllowColumnsReorder="True" ReorderColumnsOnClient="True">
                        <ClientEvents  OnRowDblClick="RowDblClicked"  />
                        <Selecting AllowRowSelect="True"  />
                    </ClientSettings>
                    <MasterTableView  AutoGenerateColumns="False"  HierarchyLoadMode="ServerOnDemand" ShowHeadersWhenNoRecords="false" NoDetailRecordsText="">
                        <CommandItemSettings ExportToPdfText="Export to Pdf" ShowAddNewRecordButton="False"
                            ShowExportToExcelButton="True" ShowExportToPdfButton="True" ShowExportToWordButton="True"
                            ShowRefreshButton="False" />

                            <DetailTables>
                                <telerik:GridTableView runat="server"  Name="RedGrid_2"
                                    AllowPaging="true" AutoGenerateColumns="False" NoMasterRecordsText="" PageSize="10" Width="100%">
                                    <Columns>
                                        <telerik:GridBoundColumn SortExpression="SupplierName" HeaderText="Supplier Name"
                                            DataField="SupplierName">
                                        <telerik:GridTemplateColumn  HeaderText="DM" SortExpression="DMetrix" DataType="System.String"
                                        UniqueName="DM" ItemStyle-HorizontalAlign="Center">
                                        <ItemTemplate>
                                           <a><%# ((Int32)(DataBinder.Eval(Container.DataItem, "DMetrix")) == -2) ? ("--") : DataBinder.Eval(Container.DataItem, "DMetrix")%></a>
                                        </ItemTemplate>
                                        <ItemStyle HorizontalAlign="Center" />
                                    </telerik:GridTemplateColumn>
                                    </Columns>
                                </telerik:GridTableView>
                            </DetailTables>

                        <Columns>
                            <telerik:GridBoundColumn DataField="ID" HeaderText="ID" SortExpression="ID"
                                UniqueName="ID"  Visible="false">
                            </telerik:GridBoundColumn>
<%--                            <telerik:GridBoundColumn DataField="Name" HeaderText="Name" SortExpression="Name"
                                UniqueName="Name" ItemStyle-HorizontalAlign="Center" HeaderStyle-HorizontalAlign="Center">
                            </telerik:GridBoundColumn>--%>
                            <telerik:GridTemplateColumn HeaderText="" UniqueName="UpANDDown" ItemStyle-HorizontalAlign="Center" HeaderStyle-HorizontalAlign="Center">
                                <itemtemplate>
                                    <asp:ImageButton ID="btnUp" runat="server" OnClick="btnUp_Click" ImageUrl="images/UP_Arrow_Icon.png" CommandName="UP" />
                                    <asp:ImageButton ID="btnDown" runat="server" OnClick="btnDown_Click" ImageUrl="images/DOWN_Arrow_Icon.png" CommandName="DOWN"/>
                                </itemtemplate>
                                <itemstyle horizontalalign="Center"></itemstyle>
                            </telerik:GridTemplateColumn>
                            <telerik:GridTemplateColumn HeaderText="Field Quota" SortExpression="FieldQuota"
                                UniqueName="FieldQuota" ItemStyle-HorizontalAlign="Center">
                                <ItemTemplate>
                                    <asp:TextBox ID="tbFieldQuota" runat="server" Text='<%# Bind("FieldQuota") %>' ToolTip="Enter Numeric Value"
                                            Width="50px" MaxLength="5" OnTextChanged="UpdateFieldQuotaInGrid" AutoPostBack="true"></asp:TextBox>
                                </ItemTemplate>
                            </telerik:GridTemplateColumn>

                            </telerik:GridBoundColumn>
                            <telerik:GridBoundColumn DataField="Order" HeaderText="Order"
                                UniqueName="IsLock" Visible="false">
                            </telerik:GridBoundColumn>
                        </Columns>
                    </MasterTableView>

                </telerik:RadGrid>
                </ContentTemplate>

protected void RadGrid1_2Bind(object source, GridDetailTableDataBindEventArgs e)
        {

            try
            {
                GridDataItem dataItem = (GridDataItem)e.DetailTableView.ParentItem;
                if (e.DetailTableView.Name == " RadGrid1_2Bind")
                {
                    string parentHedgeRemaining = dataItem["ID"].Text;

                        DataTable dt = GetDatatabe();
                        e.DetailTableView.DataSource = dt;

                }
                else
                {
                    e.DetailTableView.DataSource = null;
                }
            }
            catch (Exception ex)
            {
            }
        }

[Iana Tsolova]

Hello thees,

Can you elaborate a bit more on what is not working when the hierarchy load mode is ServerOnDemand? I followed your steps and prepared a sample project attached to this post and rows selection is working find on my side.

All the best,
Iana
the Telerik team