I believe it might have been me who came up with the “PREVROW/NEXTROW” approach 
to update records, back on version 6 or 7 something, 15 years ago and long 
before PROPERTY was available; it works well but you there is a caveat. If you 
are using PREVROW/NEXTROW and you are on the first row of the region, you are 
going to end up on the row below. Obviously using it reversed NEXTROW/PREVROW 
solves that issue but it creates one if you are on the last row of the region 
as you will end up on the row above. I remember working on a workaround and 
then the PROPERTY command became available and never looked back.
 
Javier,
 
Javier Valencia, PE
O: 913-829-0888
H: 913-397-9605
C: 913-915-3137
 
From: [email protected] [mailto:[email protected]] On Behalf Of Stephen Markson
Sent: Wednesday, August 26, 2015 8:30 AM
To: [email protected]
Subject: [RBASE-L] - Re: Need help with multi-tab form
 
Hi Karen,
 
I used to use PREVTAB/NEXTTAB or PREVROW/NEXTROW (in a scrolling region) quite 
a bit too. This is a bit different though. Just putting PREVTAB in the “On Tab 
Change” EEP for your tab 1 should trigger your Payments table’s "on row save" 
eep.
 
 
Regards,
 
Stephen Markson
The Pharmacy Examining Board of Canada
416.979.2431 x251
 
From: [email protected] [mailto:[email protected]] On Behalf Of Karen Tellef
Sent: August-25-15 12:08 PM
To: Stephen Markson
Subject: [RBASE-L] - Re: Need help with multi-tab form
 
Ahhh!  The old PREVTAB/NEXTTAB trick!  I remember using that frequently in 
older apps.  It is possible it would work here, especially because I KNOW this 
form is only brought up for 1 Sale at a time.

I'm going to try this!

Karen
 
 
 
-----Original Message-----
From: Stephen Markson < <mailto:[email protected]> [email protected]>
To: karentellef < <mailto:[email protected]> [email protected]>
Sent: Tue, Aug 25, 2015 10:56 am
Subject: [RBASE-L] - RE: Need help with multi-tab form
Hi Karen,
 
Our main form has three tabs and I have set it up so that all changes are saved 
when switching tabs. I have done this is by using the PREVTAB and NEXTTAB 
commands in the “On Tab Change” (when the tab is selected) EEP for the 
“Enhanced Tab Page” for all tabs (pages). I believe that when you use PREVTAB 
and NEXTTAB commands, any changes in the current table are saved.
 
We have three pages that serve three separate tables (in order): Person; 
LevelInfo; Exam. Here is the aforementioned EEP for the tab serving the Person 
table:
 
IF RBTI_FORM_TBLNAME='Person' THEN
  RETURN
ENDIF
IF RBTI_FORM_TBLNAME='LevelInfo' THEN
  PREVTAB
  RETURN
ENDIF
IF RBTI_FORM_TBLNAME='Exam' THEN
  NEXTTAB
  RETURN
ENDIF
 
I hope that helps!
 
 
Regards,
 
Stephen Markson
The Pharmacy Examining Board of Canada
416.979.2431 x251
 
From:  <mailto:[email protected]> [email protected] [ 
<mailto:[email protected]?> mailto:[email protected]] On Behalf Of Karen Tellef
Sent: August-25-15 10:33 AM
To: Stephen Markson
Subject: [RBASE-L] - Need help with multi-tab form
 
My dilemna:  very old (1980s) RBase database, designed by someone other than 
me.  Not very relational in that there is a Sales table and a Payments table, 
but there is a column called TotalPayments in the Sales table that has a total 
of the payments so that a computed column Balance can be calculated.

In the DOS system, there is a separate form for Payments, so on closing that 
form it's very easy to compute the total payments and update the Sales table 
before bringing the Sales form back up.

In 9.5, they LOVE the idea of a form with multiple tabs, so I have Sales on tab 
1, and Payments on tab 2.

Here's what works:  If you're in Payments, I have an "on row save" eep so that 
if they change the amount it sums the payments, updates the Sales table and 
refreshes the Sales table.  So if you save the row and then click back into tab 
1, viola it's there.

What doesn't work:   If you change a Payment amount and, while still in that 
row, click to tab 1, your row is not yet saved so nothing has been changed.  I 
can see that if I then physically click into a Sales field on tab 1, it then 
saves my payments and does a refresh.  But just clicking on the tab 1 header 
does not save the data.
        I tried putting identical code in the "on leave section" of Payments, 
but that does not evaluate if you click to another tab or even if you [esc] out 
of the form.

I know I can do something like trap the payment going into the field, trap it 
going out of the field, and if it's different than do a "saverow", but that 
takes away the ability of the user to change their mind about the change.
What I also tried:  I can do a "change tab eep" on tab 1 so that it puts focus 
into a Sales field.  That works cuz it forces a save.  Only issue is that this 
client worries about people making inadvertent changes so they don't want them 
put "into" the data unless they click.  So unless I add a "dummy" field into 
the table.....

Any other ideas?

Karen

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