UltraWebGrid 模板列问题

Question

第一列为模板列
数据和第三列一样
使用模板列是为了显示数据的层次结构
有没办法使模板列像第三列一样可以直接编辑啊？
使用两列的话 如果数据量大会影响速度
而且两列数据一样的 实在没必要显示两列

Answer 1

[code=UltraWebGrid代码]
<igtbl:UltraWebGrid ID="gvList" runat="server" Width="100%" OnInitializeLayout="gvList_InitializeLayout"
            DataKeyField="UniqueCode">
            <Bands>
                <igtbl:UltraGridBand DataKeyField="UniqueCode">
                    <Columns>
                        <igtbl:TemplatedColumn AllowUpdate="No" Key="TreeView_BillName" Width="250px">
                            <CellTemplate>
                                <nobr>
                                    <%# ShowTreeImg(DataBinder.GetDataItem(Container)) %><asp:LinkButton ID="lbtnLink"
                                        ForeColor='<%# GetTreeLinkColor(DataBinder.Eval(Container.DataItem, "BillType"))%>'
                                        runat="server" CommandArgument='<%# DataBinder.Eval(Container.DataItem, "UniqueCode") %>'
                                        Text='<%# DataBinder.Eval(Container.DataItem, "BillName")%>' OnClick="lbtnLink_Click"></asp:LinkButton>&nbsp;</nobr>
                            </CellTemplate>
                            <CellStyle BackColor="#F4F4F4" Wrap="false" />
                            <Header Fixed="True">
                            </Header>
                        </igtbl:TemplatedColumn>
                        <igtbl:UltraGridColumn Key="BillNumber" BaseColumnName="BillNumber" DataType="String">
                            <Header Fixed="True" Caption="清单编号">
                                <RowLayoutColumnInfo OriginX="1"></RowLayoutColumnInfo>
                            </Header>
                            <Footer>
                                <RowLayoutColumnInfo OriginX="1"></RowLayoutColumnInfo>
                            </Footer>
                        </igtbl:UltraGridColumn>
                        <igtbl:UltraGridColumn Width="150px" Key="BillName" BaseColumnName="BillName" DataType="String">
                            <Header Caption="项目名称">
                                <RowLayoutColumnInfo OriginX="2"></RowLayoutColumnInfo>
                            </Header>
                            <Footer>
                                <RowLayoutColumnInfo OriginX="2"></RowLayoutColumnInfo>
                            </Footer>
                        </igtbl:UltraGridColumn>
</Columns>
                    <AddNewRow Visible="NotSet" View="NotSet">
                    </AddNewRow>
                </igtbl:UltraGridBand>
            </Bands>
            <DisplayLayout AllowSortingDefault="No">
                <FrameStyle Height="100%">
                </FrameStyle>
                <ClientSideEvents AfterRowUpdateHandler="gvList_AfterRowUpdateHandler_Template" />
            </DisplayLayout>
        </igtbl:UltraWebGrid>
[/code]