Gordon,


Could you elaborate on the "gotcha" thing. I changed my function from

   "function setGlobal <params>"

to

   "on setGlobal <params>"

and now I don't get the error message, but instead of
setting the cutom property "myVar" of the button to
23.6, it creates a cutom property called "myVar,23.6"!

What's the difference between a command and a
function- I even tried setting "setGlobal" back to a
function and returning something, but then I got the
old "handler not found" error again. I am confused
about commands and functions - why are my functions
not seen and which should I use and when?

A command starts with "on"; a function starts with "function"
When calling a function, the arguments to be passed are enclosed in parens (); when calling a command they are not--though individual arguments may contain ()..
A function must return a value; a command may return a value.


The Rev script parser looks for the "(" in a handler call to determine whether it is a function or command. If it sees "setGlobal params" it generates a "command message"; if it sees "setGlobal(params)" it generates a "function message".

So if one had a command "setGlobals" and scripted "setGlobals (the short name of the target)", one would get a "handler not found" [expecting a function]; whereas scripting.

        "get the short name of the target
        setGlobals it"

will work.


Here are the "setGlobal" and getGlobal functions

on setGlobal tname, tvalue
  set the tname of button "Button" of stack
"EZGlobals" to tvalue
end setGlobal

function getGlobal tname
  return the tname of button "Button" of stack
"EZGlobals"
end getGlobal

I don't see any obvious error. How are tname & tvalue set before the setGlobal command is called.
--


Rob
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