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Old April 21st, 2006, 12:43 PM
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Default index out of range datagrid

index out of range must be a non negative and less than trhe size of the collection.
My delectecommand is firing and e.item.itemindex is returning the correct row number, non -ve , the collection, i do not know what collection.

and what is it about hiding the datekey column.

please help assignement due on the 23rd april 2006.
code below/


Dim dr As DataRow
'creating dt on the fly with new dataview

         ' Define the columns of the table.
         dt.Columns.Add(new DataColumn("IntegerValue", GetType(Integer)))
         dt.Columns.Add(new DataColumn("StringValue", GetType(String)))
         dt.Columns.Add(new DataColumn("CurrencyValue", GetType(Double)))

------
'setting the datakey column as the first column
         Dim keys(1) As DataColumn
         keys(0) = dt.Columns(0)
------
datagrid_deletecommand section

         Dim row As DataRow
         row = dt.Rows.Find(ItemsGrid.DataKeys(e.Item.ItemIndex))

         ' Delete the item selected in the DataGrid from the data source.
         If Not row is Nothing Then

            dt.Rows.Remove(row)

         End If

         ' Save the data source.
         Session("Source") = dt

         ' Create a DataView and bind it to the DataGrid control.
         Dim dv As DataView = New DataView(dt)
         ItemsGrid.DataSource = dv
         ItemsGrid.DataBind()


another datagrid program not working as well
cartview is a dataview

         ' Remove the old entry and clear the row filter.
         CartView.RowFilter = "Item='" & item & "'"
         If CartView.Count > 0 Then

            CartView.Delete(0)

         End If
         CartView.RowFilter =


depressed/

 


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