VS: re subroutine

Esa Kivelä Esa.Kivela at ncrc.fi
Mon Sep 9 00:18:00 CDT 2002


> -----Alkuperäinen viesti-----
> Lähettäjä: Steve Messimer [mailto:steve at messimercomputing.com]
> Lähetetty: 6. syyskuuta 2002 20:59
> Vastaanottaja: use-revolution at lists.runrev.com
> Aihe: re subroutine
> 
> 
> Esak,
> 
> you said...
> 
> > Greetings to all
> > 
> > I like to call subroutine in my progam but when I try 
> Hyperradnd old style
> > 
> > On Mainprogram
> > <code>
> > valo (jumpu to sub)
> > end Mainprogram
> > 
> > On valo
> > blaa blaaa
> > end valo
> > 
> > it won't work. Runtime tell "cant find the handler"
> > 
> > How I can call subroutines in Runtime?
> > 
> > EsaK
> 
> When you send a message to an object if its handler is not in the msg
> hierarchy  of the sending object, you need to specify its 
> desitnation object
> and you need to preface it with the send cmd.
> 
> try this ...
> 
> On Mainprogram
> <code>
>   send valo to btn "otherButton" -- the msg can be sent to 
> any other RR
> Object. If the btn is on another card you would use this instead
> -- send valo to btn "otherButton" of cd "otherCard"
> end Mainprogram
> 
> On valo
> blaa blaaa
> end valo
> 
> Send is not needed generally if the target handler is in the 
> Objects path,
> So in the example above if the handler was in the card that 
> owns the button
> the path looks like this btn:Card and you could send the valo 
> msg w/o using
> the send command.  valo cks the btn for a handler when it 
> doesn't find one
> the msg is sent up the object hierarchy to the card on which the btn
> resides. If the on valo handler is in the cards script then 
> it excutes the
> code.  If the handler is in another btn on the same card the 
> msg (valo) will
> not be trapped by the valo handler because you haven't told 
> it where to go.
> 
> Hope this helps

Yep I'll try this :-) 



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