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Show record counter of CA cursor
Message
Information générale
Forum:
Visual FoxPro
Catégorie:
Autre
Versions des environnements
Visual FoxPro:
VFP 9 SP2
OS:
Windows Server 2012
Network:
Windows 2008 Server
Database:
MS SQL Server
Application:
Web
Divers
Thread ID:
01612016
Message ID:
01612065
Vues:
47
>>>>Hi,
>>>>I need to show "record" counter for the CursorAdapter cursor; for example, "Record 1 of 100."
>>>>I cannot use recno() because the cursor is indexed and recno() does not show in a sequential order.
>>>>I tried to add a "dummy" column to the CA cursor. But I get message that this operation is not allowed for buffered cursor. When I tried to set the buffering to 1 (using CURSORSETPROP("Buffering", 1, "CA_ALIAS") I get message that "Operation is not allowed for CursorAdapter"
>>>>The only option remaining (as far as I can think of) is to add a "dummy" column to the table and use it to assign sequential numbers. Even though the table is not very large, it would waste database space (this is SQL Server database).
>>>>Any suggestions on how else I can accomplish this?
>>>
>>>
>>>Instead of CURSORSETPROP("Buffering", 1, "CA_ALIAS") try to use CURSORSETPROP("Buffering", 3, "CA_ALIAS").
>>
>>Yes, changing from 1 to 3 allows the CURSORSETPROP() to be executed without an error. However, when I do ALTER TABLE ADD COLUMN ... I get error message that "Function is not supported on remote tables." So I am back to considering a "dummy" column.
>>Thank you for your help.
>
>Add this field in SelectCmd property of the CA (if you use CursorSchema add it there also) :
>Do not add it in Update... lists properties.
>
>
>this.SelectCmd = "SELECT ...., CAST(0 as int) AS RecNum FROM ..."
>
I found a way to apply your suggestion to my base Biz object and it works. Thank you!
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