[英]Telerik RadGrid
我有以下telerik网格,需要将嵌套表中的数据值传递给ItemCommand,因此,当用户单击网格按钮时,将执行代码,我被困在哪里
<telerik:RadGrid ID="grdRegions" runat="server" Skin="Metro" AllowCustomSorting="True"
ShowHeader="True" PageSize="10" ShowGroupPanel="False" OnItemCommand="grdRegions_ItemCommand"
ShowStatusBar="True" AutoGenerateColumns="False"
AllowSorting="True" AllowPaging="True" DataSourceID="RegionDS" Width="500px">
<PagerStyle Mode="Slider" />
<MasterTableView DataSourceID="RegionDS" DataKeyNames="RegionCode" AllowMultiColumnSorting="True" Width="100%">
<DetailTables>
<telerik:GridTableView runat="server" DataKeyNames="RegionCode,DealerId" DataSourceID="DealerDS" AllowFilteringByColumn="True" >
<ParentTableRelation>
<telerik:GridRelationFields DetailKeyField="RegionCode" MasterKeyField="RegionCode" />
</ParentTableRelation>
<Columns>
<telerik:GridBoundColumn SortExpression="DealerId" HeaderText="Dealer" HeaderButtonType="TextButton"
DataField="Dealer" UniqueName="DealerId">
</telerik:GridBoundColumn>
<telerik:GridBoundColumn SortExpression="RegionCode" HeaderText="FDAF Region Code" HeaderButtonType="TextButton"
DataField="RegionCode" UniqueName="RegionCode" AllowFiltering="False">
</telerik:GridBoundColumn>
<telerik:GridBoundColumn SortExpression="DealerId" HeaderText="DealerId" HeaderButtonType="TextButton"
DataField="DealerId" UniqueName="Dealer">
</telerik:GridBoundColumn>
<telerik:GridTemplateColumn ItemStyle-Width="22px" AllowFiltering="false">
<ItemTemplate>
<asp:ImageButton ID="EditDealer" runat="server" AlternateText="Edit Dealer" ToolTip="Edit Dealer"
ImageUrl="Images/edit.png" CommandArgument='<%# DataBinder.Eval(Container,"DataItem.DealerId")%>'
CommandName="EditDealer" CausesValidation="false" />
</ItemTemplate>
<ItemStyle Width="22px"></ItemStyle>
</telerik:GridTemplateColumn>
</Columns>
</telerik:GridTableView>
</DetailTables>
<Columns>
<telerik:GridBoundColumn SortExpression="RegionName" HeaderText="FDAF Region" HeaderButtonType="TextButton"
DataField="RegionName" UniqueName="RegionName" AllowFiltering="False">
</telerik:GridBoundColumn>
<telerik:GridBoundColumn SortExpression="RegionCode" HeaderText="FDAF Region Code" HeaderButtonType="TextButton"
DataField="RegionCode" UniqueName="RegionCode">
</telerik:GridBoundColumn>
<telerik:GridBoundColumn SortExpression="RegionDealerCount" HeaderText="Dealers In Region" HeaderButtonType="TextButton"
DataField="RegionDealerCount" UniqueName="RegionDealerCount" AllowFiltering="False">
</telerik:GridBoundColumn>
</Columns>
</MasterTableView>
</telerik:RadGrid>
protected void grdRegions_ItemCommand(object sender, GridCommandEventArgs e)
{
objDealerDL.DealerId = Convert.ToInt32((e.Item as GridDataItem).OwnerTableView.DataKeyValues[e.Item.ItemIndex]["DealerId"].ToString());
GridDataItem item = (GridDataItem)e.Item;
if (e.CommandName == "EditDealer")
{
try
{
do work
}
catch (Exception ex)
{
}
}
}
您可以使用ItemDataBound方法。
在此方法中,您只需按名称搜索控件并设置其命令参数即可。
protected void RadGrid1_ItemDataBound(object sender, GridItemEventArgs e)
{
if (e.Item is GridDataItem)
{
// this is the grids current rows item data
GridDataItem item = (GridDataItem)e.Item;
// This next line finds the image button control from within the grid cell
ImageButton btn = (ImageButton )item["ColumnNameHere"].FindControl("EditDealer");
// Cast the data item back to the type of item that you passed in as a datasource
YourDataItemType val = (YourDataItemType) item.DataItem;
// now set your command argument
btn.CommandArgument = val.ChildValue;
}
}
当我说将数据项投射回您作为数据源传递的项的类型时
您的数据源是RegionDS。
例如,如果您的RegionDS是地区列表,即
List<Region>
您的演员表将是:
区域val =(Region)item.DataItem;
即来自较大集体的单个对象
对于数据表,您可以使用DataRowView替换Region。
由于您没有说明要用作数据源的内容,因此很难提供任何进一步的信息。
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