webdatatgrid template columns

1) need an way to implement TemplatedColumn  in wdg.

proteed void Grid_InitializeRow(object sender, RowEventArgs e)
{
if (e.Row != null)
{
TemplatedColumn primary = (TemplatedColumn)e.Row.Items.FindItemByKey("name").Column;   //  what is an alternative for TemplatedColumn
GridRecordItem cellItemPrimary = (GridRecordItem)primary.CellItems[e.Row.Index];  // is this correct?

}

}

2) how to implement   CellItems  in webdatagrid

GridField cellItemfirst = (GridField)first.CellItems[e.Row.Index];

3)find control on webdatagrid

 Image secImage = (Image)cellItemSecondary.findcontrol("imgcol");

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