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Combobox value using empty string
Message
De
26/02/2009 15:49:31
Mike Sue-Ping
Cambridge, Ontario, Canada
 
 
À
26/02/2009 15:20:04
Information générale
Forum:
Visual FoxPro
Catégorie:
Codage, syntaxe et commandes
Versions des environnements
Visual FoxPro:
VFP 9 SP2
OS:
Windows XP SP2
Application:
Desktop
Divers
Thread ID:
01384366
Message ID:
01384401
Vues:
43
>>I'm setting the properties of a dropdown list as follows:
>>
>>BoundCOlumn: 2
>>BoundTo: .T.
>>RowSource: None, ,E-mail,E,Paper,P,Other,O
>>RowSourceType: 1-Value
>>
>>When I run the form, I set the dropdown list's value property to " " expecting to see the word "None". Instead I see an empty/blank selection. If I dropdown the list, I see the four choices plus an additional empty/blank value.
>>
>>If I set the value to "P", the dropdown will display "Paper". What do I need to do in this case to get the value to show "None"?
>>
>>TIA,
>>Mike
>
>this work:
>
>PUBLIC oform1
>
>oform1=NEWOBJECT("form1")
>oform1.Show
>RETURN
>
>
>DEFINE CLASS form1 AS form
>
>
>	Top = 0
>	Left = 0
>	DoCreate = .T.
>	Caption = "Form1"
>	Name = "Form1"
>
>
>	ADD OBJECT combo1 AS combobox WITH ;
>		BoundTo = .T., ;
>		BoundColumn = 2, ;
>		ColumnCount = 2, ;
>		RowSourceType = 1, ;
>		RowSource = "none,,B,1,CC,2,DD,3,FF,4", ;
>		Value = "", ;
>		Height = 24, ;
>		Left = 96, ;
>		Style = 2, ;
>		Top = 24, ;
>		Width = 156
>
>ENDDEFINE
>
Yes it does indeed. I dug further and found that there was code changing the RowSource string and that was causing the issue.

Thanks
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