On Friday 17 November 2006 02:58, you wrote:
> On Fri, 17 Nov 2006 00:25:39 -0500,
> jim-on-linux <[EMAIL PROTECTED]>
>
> declaimed the following in comp.lang.python:
> > Without being able to run the code my
> > question is where is the id in the lambda
> > defined?
>
> Please take into account that I've not
> actually used lambdas, so might have some
> mistakes in the syntax...
>
> > > for bill in shelvename:
> > > global funcs
> > > bill1 = Button(None, text=
> > > shelvename[bill].name,
> > > font=('bold',10),command=(lambda x = id:
> > > fetchRecord(x)))
>
> "id" would be something that "identifies" the
> button... In this case, maybe you can use
> "bill":
>
Think about relating a Tkinter variable to each
button then the button is related to a unique
variable. ( Tkinter StingVar or IntVar or some
others.) Then you will have to keep the variables
in a list or dictionary for recalling.
jim-on-linux
http://www.inqvista.com
> ... command=(lambda x = bill: fetchRecord(x))
> ...
>
> As I understand the lambda syntax, what this
> does is create a "function" (which is the
> command that gets run when the button is
> pushed), and this function will call
> fetchRecord passing it the value that "x" had
> at the time of definition (hence the x=...)
> --
> Wulfraed Dennis Lee Bieber KD6MOG
> [EMAIL PROTECTED] [EMAIL PROTECTED]
> HTTP://wlfraed.home.netcom.com/
> (Bestiaria Support
> Staff: [EMAIL PROTECTED])
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