[Seaside] a sidebar which displays another component ?

[Nicolas Petton]

On Sat, Apr 28, 2007 at 07:24:59AM +0200, Philippe Marschall wrote:
> 2007/4/26, Nicolas Petton <petton.nicolas at gmail.com>:
> >On Thu, Apr 26, 2007 at 10:11:37AM +0100, John Thornborrow wrote:
> >> Nicolas Petton wrote:
> >> > Hi,
> >> >
> >> > I'm using Seaside to make a web application, with some components :
> >> > - the main application,
> >> > - a sidebar,
> >> > - the 'contents' component.
> >> >
> >> > The main application displays the sidebar and the contents.
> >> > Can the sidebar have methods to change the contents ? I don't know how
> >> > to do this because they are both subcomponents of the main application.
> >> >
> >> > Thanks,
> >> >
> >> > Nicolas Petton
> >> >
> >> > 
> >------------------------------------------------------------------------
> >> >
> >> > _______________________________________________
> >> > Seaside mailing list
> >> > Seaside at lists.squeakfoundation.org
> >> > http://lists.squeakfoundation.org/cgi-bin/mailman/listinfo/seaside
> >> >
> >> I've got exactly the same setup for one of my sites, we have a main menu
> >> and a submenu. In order to cater for this, I have a registry which I use
> >> for storing the main content component (amongst other things) and this
> >> is passed to all components, then I have:
> >>
> >> renderContentOn: html
> >>     html anchor class: 'menu'; with: [
> >>        html text: 'Click this link']; callback: [
> >>           self regsitry at: 'content' put: SomeClass new]
> >>
> >> My root component then uses:
> >>
> >> renderContentOn: html
> >>     html render: self menu.
> >>     html render: self submenu.
> >>     html render: self content
> >>
> >> and of course the #content method:
> >>
> >> content
> >>     ^(self registry at: 'content' ifNil: [DefaultContent new])
> >>
> >> HTH,
> >> John
> >>
> >> www.pinesoft.co.uk
> >
> >Thank you for your answers !
> >
> >I think about another solution, maybe easier.
> >In the main component, in the initialize method :
> >
> >sidebar := (Sidebar new) rootComponent: self.
> >
> >In the Sidebar class, I've got a rootComponent method :
> >
> >rootComponent: aComponent
> >    rootComponent := aComponent
> >
> >So the sidebar knows its parent.
> >Is it ugly code ?
> 
> Yes, announcements are a better solution:
> http://lists.squeakfoundation.org/pipermail/seaside/2007-April/011734.html

I saw the announcement framework was in VisualWorks. Can I use it in
Squeak too ?
> 
> Cheers
> Philippe
> 
> >Nicolas Petton
> >--
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-- 
                                ___
.:! DEBIAN GNU/Linux !:.       / _ \
                              | /   |
    The universal OS          | \__/
                               \
-------------------------------------
Ma clé GPG est disponible ici :
http://pgp.mit.edu:11371/pks/lookup?op=get&search=0xE788C34D
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