Subject Re: calling part of .wfm from another .prg
From Milind Nighojkar <milinigh@yahoo.com>
Date Sun, 02 Jan 2022 11:15:00 -0500
Newsgroups dbase.getting-started

Thanks Bruce,
It worked with minor change. Insted of Parameter fm I used Public fm.
Can you explain me what is
if type("form") = "O"

Regards
Milind Nighojkar



Bruce Beacham Wrote:

> Pass a parameter when you call the method form_onOpen from another
> function, or another form's method.
 > Then in the function form_onOpen you test for the type of the variable
> 'form'.
 > If it is not known, then the parameter is the object (usually another
> form) which carries the properties you wish to retrieve.    If it is
> known, then your alternative route is ignored.
 >
> Thus:
 >
> FUNCTION form_onOpen
 >
> parameter fm                // this will be a private variable.
 >
> if type("form") = "O"
 >         fm = form
 > endif
 >
> nCol = fm.grid1.currentcolumn
 >
> ....and so on.
 >
>
> Bruce Beacham
 >
> On 29/12/2021 17:39, Milind Nighojkar wrote:
 > > Scenerio:
 > > There are few .wfm statements in    function GRID1_onOpen()
 > > nCol = form.grid1.currentcolumn
 > > m_COL_name = 'COLUMN'+ltrim(rtrim(str(1)))
 > >
> > Want to call these 2 statements from external .prg say temp.prg
 > >
> > Issue seen
 > > When temp.prg is called in  function GRID1_onOpen() get error message saying 'variable form not defined'
 > >
> > Any suggestions?
 > >
> > Milind Nighojkar