you're of course right.
We do stuff like that in encodeEnd, too, but only temporarily. We make
sure that the tree remains the same afterwards...
regards,
Martin
On 2/12/06, Volker Weber <[EMAIL PROTECTED]> wrote:
> Hi,
>
> changes to the tree in "processUpdates" will only affect when rendering
> the same tree again.
>
> This is normaly not the case, except of validation errors of case.
>
> afaik the best place to modify existing components like this is (in jsf
> 1.1) in the encodeBegin() method. But you neet to check if the component
> is already exists before adding it.
>
> But if you create a custom component (or just a custom tag) you should
> do things like this in the components constructor, or in case of tag in
> doEndTag().
>
> Regards,
> Volker
>
> Martin Marinschek wrote:
> > Well, the tree is not expected to change during rendering in any case,
> > so you are on dangerous ground here.
> >
> > That said, you might want to check out "processUpdates" for your
> > purpose. At the end of "processUpdates" all value-changes have been
> > processed, it might be the right location to change your component
> > tree.
> >
> > regards,
> >
> > Martin
> >
> > On 2/12/06, Mark Lowe <[EMAIL PROTECTED]> wrote:
> >
> >>Okay
> >>
> >>I've decided to let the renderer do the work of rendering parent and
> >>children. Moving on from that I'm having trouble understanding where I
> >>want to add child components. Doing this in the renderer seems wrong
> >>as I want to have different validators associated with components
> >>depending on a which country the component is being created for..
> >>
> >>I want to do something like
> >>
> >>if("EN".equals(mycomponent.getCountry()) {
> >> //add UIInputs according to this country.
> >>}
> >>
> >>I'm just unsure which method in UIComponent I want to do this in.
> >>
> >>Mark
> >>
> >>On 2/11/06, Mark Lowe <[EMAIL PROTECTED]> wrote:
> >>
> >>>Hello
> >>>
> >>>I'm forwarding this from my sent messages as sending to
> >>>[email protected] appeared not to work.
> >>>
> >>>Mark
> >>>
> >>>---------- Forwarded message ----------
> >>>From: Mark Lowe <[EMAIL PROTECTED]>
> >>>Date: Feb 11, 2006 12:43 PM
> >>>Subject: Component advice
> >>>To: MyFaces Discussion <[email protected]>
> >>>
> >>>
> >>>Hello
> >>>
> >>>I'm writing a component that caters for internationalised bank account
> >>>numbers. The idea is that the component renders different form
> >>>elements and validates differently for different countries.
> >>>
> >>>I'm making decent progress, but during my faces component writing
> >>>travels I've come across the following dilemma..
> >>>
> >>>To keep things tidy I've created a InputBban component that extends
> >>>UIPanel, the Panel will that contain a InputBankCode and an
> >>>InputAccountNumber component.. Now i could just render the lot in the
> >>>Parent (InputBban), but should I really have a different renderer for
> >>>each child and wire the parent to render the children?
> >>>
> >>>At the moment I'm doing everything in the Parent. I'm assuming that I
> >>>wont need to use the children independently and that they will always
> >>>be rendered as children of the parent (InputBban). Is this a good or
> >>>bad thing to be doing?
> >>>
> >>>The other issue i could do with some help on is a tidy way to approach
> >>>the rendering of different output and different validations for
> >>>different countries. I guess its going to long whatever I do as the
> >>>rules are going to be different between each country but any
> >>>suggestions appeciated..
> >>>
> >>>Mark
> >>>
> >>
> >
> >
> > --
> >
> > http://www.irian.at
> >
> > Your JSF powerhouse -
> > JSF Consulting, Development and
> > Courses in English and German
> >
> > Professional Support for Apache MyFaces
> >
>
> --
> -------------------------------------------------------------------
> Volker Weber [EMAIL PROTECTED]
> Atanion GmbH http://www.atanion.com
> Bismarckstrasse 13 Tel.: +49 441 4082 320
> 26122 Oldenburg, Germany Fax.: +49 441 4082 333
>
>
--
http://www.irian.at
Your JSF powerhouse -
JSF Consulting, Development and
Courses in English and German
Professional Support for Apache MyFaces
