Thanks for the help, guys. I decided to add a helper function:
// Invokes a function, discards the result, and returns the function
itself
Function.prototype.inlineCall = function () {
if (arguments.length < 1) this();
else this.apply( $A(arguments).shift(), $A(arguments).slice(1));
return this;
}
On Feb 7, 6:05 am, "Nicolás Sanguinetti" <[EMAIL PROTECTED]> wrote:
> On Feb 6, 2008 10:53 PM, Nycto <[EMAIL PROTECTED]> wrote:
>
>
>
> > Is there a way to invoke an anonymous function and have the function
> > itself returned?
>
> > What I am trying to do is attach an observer to an element, and at the
> > same time run the observer so that the initial state is set. My
> > javascript looks like this:
>
> > function toggleDetails () {
> > $$('.moreDetails').invoke( $F('showDetails') == 'y' ? 'hide' :
> > 'show' );
> > }
> > $('showDetails').observe( 'change', toggleDetails );
> > toggleDetails();
>
> function toggleDetails() {
> // your code
> return arguments.callee;
>
> }
>
> $("showDetails").observe("change", toggleDetails());
>
> That should work
> -Nicolas
>
> > Bascially, it adds a control to show the "moreDetails" sections of a
> > form when a toggle is set to "yes".
>
> > But I feel like this could be done in less code... maybe using an
> > anonymous function that is invoked as it is attached as an observer.
> > Something like this:
>
> > $('showDetails').observe( 'change', function () {
> > $$('.moreDetails').invoke( $F('showDetails') == 'y' ? 'hide' :
> > 'show' );
> > }.invokeAndReturn() );
>
> > Where invokeAndReturn() is a method that calls "this", discards the
> > results, and then just returns "this".
>
> > Am I over complicating this?
>
> > Thanks for any help you can offer
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