Exactly what i was looking for, thanks Phillip.
"Phillip Williams" wrote:
[color=blue]
> You can handle either the ItemCreated or ItemDataBound event, e.g.
>
> Private Sub datagrid1_ItemDataBound(ByVal sender As Object, ByVal e As _
> System.Web.UI.WebControls.DataGridItemEventArgs) Handles
> datagrid1.ItemDataBound
>
> If e.Item.ItemType = ListItemType.Item Or e.Item.ItemType = _
> ListItemType.AlternatingItem Then
> Dim drv As DataRowView = CType(e.Item.DataItem, DataRowView)
> 'clear the controls in the 3rd column
> e.Item.Cells(2).Controls.Clear()
> If drv("Field1").Equals("Text") Then
> Dim txt As New TextBox
> 'add a textbox in the third column
> e.Item.Cells(2).Controls.Add(txt)
> Else
> Dim ddl As New DropDownList
> 'you can add code to populate the dropdownlist here
> 'add a textbox in the third column
> e.Item.Cells(2).Controls.Add(ddl)
> End If
> End If
>
> End Sub
>
>
> --
> HTH,
> Phillip Williams
>
http://www.societopia.net
>
http://www.webswapp.com
>
>
> "Billy" wrote:
>[color=green]
> > Change DataGrid EditControl On Data Value
> >
> > Hi,
> >
> > I have a datagrid, and on editing, I want to change the control in the third
> > colunm based on the value of the first column.
> >
> > The value in the first column can only be either "Text" or "Image", which is
> > selcted in a dropdown list.
> >
> > If the value in the first colum is "Text" I want third column to edited with
> > a TextBox, but if the value in first column is "Image" I want it to be edited
> > with a DropDownList.
> >
> > What I have been trying to do is Dynamically load the edit control into the
> > third column in the load event for the dropdown in the first column (code
> > below), but it throws a "Object reference not set to an instance of an
> > object" on the "phDtls.Controls.Add" line.
> >
> > May well be going about this the wrong way.
> >
> > ----------------------------------------------------------------------------
> > Sub ddlCType_OnLoad(ByVal sender As Object, ByVal e As System.EventArgs)
> >
> > If _editing Then
> > Dim ddl As DropDownList = CType(sender, DropDownList)
> > Dim ds As DataSet = getCatDS(_catid)
> > Dim dt As DataTable = ds.Tables(0)
> > Dim dr As DataRow
> > dr = dt.Rows(_editIndex)
> >
> > If dr("CType") = "T" Then
> > ddl.Items(0).Selected = True
> > ElseIf dr("CType") = "I" Then
> > ddl.Items(1).Selected = True
> > Dim ddlTmp As New DropDownList
> > ddlTmp.ID = "ddlImg"
> > ddlTmp.Items.Add("image1")
> > ddlTmp.Items.Add("image2")
> > phDtls.Controls.Add(ddlTmp)
> > End If
> > End If
> >
> > End Sub
> > ------------------------------------------------------------[/color][/color]
