Load Subforms Dynamically?

C

CSDunn

Hello,

I have an Access 2000 ADP main form called frmAD_OpeningForm that needs to
support several possible sub forms.



The subform that should appear would be based on the combined bound values
of two combo boxes that are located in the form header of the main form. The
way I have the combo boxes set up in the main form is to have the user make
a selection in each combo box, then click a button named 'Set' (and labeled
'Set') to make the correct subform appear. These subforms would appear in
the Detail section of the main form.



When the form initially opens, there is a label in the detail section
(Label15) where the subform would go. This label text basically tells the
user to make a selection from both combo boxes, then click 'Set' to see a
test. This label should not be visible when there is a subform in the detail
section.



I imagine the logic for what I am trying to do would go something like this:



On Set_Click

Set frmAD_OpeningForm!Label15.Visible = No

IF (When)

[Forms]![frmAD_OpeningForm]![Combo2]='HMKRL6' And
[Forms]![frmAD_OpeningForm]![Combo4]='00'

THEN

SETVALUE: ITEM:
[Forms]![frmAD_OpeningForm]![frmBogusSubForm].[SourceObject]

EXPRESSION: [frm0HMKRL6sub2]

ELSE

IF (Other Combo2 Combo4 Combination)

THEN

SETVALUE : ITEM: (Same subform Source Object (???))

EXREPSSSION: (the subform per the Combo2
and Combo4 combination)

ELSE (evaluate 100+ possible combinations of Combo2 and Combo4 and show the
appropriate subforms)



While the user is in the main form, if changes are made to either combo2 or
combo4, and the user clicks the 'Set' button, the current subform would need
to be 'removed' and the new one 'loaded' if the combination of the combo
boxes would represent a different subform.



When the main form is closed, all subforms would need to be 'unloaded' and
frmAD_OpeningForm!Label15.Visible = Yes.



I have tried similar logic in a macro to evaluate one possible combination
of Combo2 and Combo4 and assigned it to the On Click event of the 'Set'
button, but when I tried it, I got the following message:



The object doesn't contain the Automation object "frmOHMKRL6sub2".
You tired to run a Visual Basic procedure to set a property or method for an
object. However, the component doesn't make the property or method available
for Automation operations.
Check the component's documentation for information on the properties and
methods it makes available for Automation operations.



I think that this means that I can't perform a SET VALUE action on the
Source Object property of a subform. After I click okay on this message, an
'Action Failed' dialog box for the macro appears. The macro does not run,
and the frm0HMKRL6sub2 subform does not 'load' into the detail section of
the main form.



What could I set up to make this work?



Thank you for your help!



CSDunn
 

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