On Jul 23, 2007, at 6:16 PM, Paul Newton wrote:
> I have a top level form which calls another (child) form (modeless,
> showwindow in top level form). If the (putative) child form does not
> exist I want to DO FORM ShowData ... but if it has already been
> "done" I
> want to "re-use" it and refresh it. This is what I am doing in the
> parent form
>
> IF NOT WEXIST("ShowData")
> DO FORM ShowData WITH param1,param2 NAME ShowData
> ELSE
> ShowData.MyMethod(param1,param2)
> ENDIF
>
> Unfortunately this does not work - the error message is "Object
> showdata
> is not found"
First, the NAME argument to DO FORM simply creates a public memvar
with the given name. WEXIST() uses the actual 'Name' property of the
form.
Why not use TRY/CATCH?
TRY
ShowData.MyMethod(param1,param2)
CATCH
DO FORM ShowData WITH param1,param2 NAME ShowData
ENDTRY
-- Ed Leafe
-- http://leafe.com
-- http://dabodev.com
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