John wrote:
> Hi,
> Working with an interesting issue. I have a table (this is not my table)
> that
> contains a legal null value for a field ("product_category") and does not
> have a key (just text ). When I display the table in a grid all is fine with
> the null value because the grid displays '<None>' as I would have expected.
>
> I also have a dropdown for the same field that needs to allow a null
> or '<None>' for the choices (ValueMode = string because there is no key). I
> manually add the string '<None>' to the Choices. However, when I select the
> records on the grid that contain null values, the dropdown does not move to
> the related '<None>'. Selecting a record that does not contain a Null (IOW's
> a string for the value) the dropdown selection follows correctly. I can't
> add a null value to a Choices items. So I'm looking for suggestions.
>
> I was thinking I should bind a method to update the dropdown to the grid row
> selection. What are your thoughts.
>
> Johnf
I solved this by a default value of 0 in the database field.
The dropdowns key, value for this is 0, "-/-".
Uwe
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