[Seaside] How to do the ubiquitous home button?

[Pennell, David]

How would you generalize this for bread crumb trails?

-david

> -----Original Message-----
> From: Avi Bryant [mailto:avi at beta4.com] 
> Sent: Friday, August 08, 2003 4:27 PM
> To: The Squeak Enterprise Aubergines Server - general discussion.
> Subject: Re: [Seaside] How to do the ubiquitous home button?
> 
> 
> 
> On Fri, 8 Aug 2003 tblanchard at mac.com wrote:
> 
> > I've got a page that wants to have a link on every page 
> back to home. 
> > The app has the concept of logging in which provides access 
> to certain 
> > features but other features don't require logging in.  If I didn't 
> > have to track the that user had logged in I'd just use a 
> raw url and 
> > let them get another session.  But I have to keep track of who is 
> > logged in (if anyone).
> >
> > The better behavior would be to backtrack until the page is 
> the home 
> > page (ie - recover to the last home page view).
> >
> > Suggestions for a general solution?  (I could do custom 
> implementation 
> > of this button on each page but I'd rather not).
> 
> - Create a frame component, and set it as your entry point.  
> This should have a 'contents' ivar which holds the home 
> component.  Its
> #renderContentOn: should look, minimally, like
> 
> renderContentOn: html
>   html anchorOn: #home of: self.
>   html render: contents
> 
> - Add a #home method which looks like this:
> 
> home
>   contents clearDelegate
> 
> This will clear away the #call: chain and snap you back to 
> the original component.
> 
> That make any sense?
> 
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