[jira] Updated: (WICKET-927) Deprecate Fragment constructors that dont take a markup provider

["Oli Evans (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/WICKET-927?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Oli Evans updated WICKET-927:
-----------------------------

    Fix Version/s:     (was: 1.3.0-final)

> Deprecate Fragment constructors that dont take a markup provider
> ----------------------------------------------------------------
>
>                 Key: WICKET-927
>                 URL: https://issues.apache.org/jira/browse/WICKET-927
>             Project: Wicket
>          Issue Type: Improvement
>          Components: wicket
>    Affects Versions: 1.3.0-beta3
>            Reporter: Oli Evans
>            Priority: Minor
>
> From the wicket dev mailing list:
> seems this is confusing a lot of users and it doesnt work the greatest, so
> here is a vote
> so the vote is to deprecate the constructor variants that do not take a
> markup provider as an arg.
> -igor
> On 8/29/07, Oli Evans <ol...@needleandthread.org> wrote:
> > >
> > > I just lost a few hours on a problem where an ajax operation on a Panel
> > > nested in a Fragment was failing as my nested panel could not find its
> > > associated markup. It seems this was because a Fragment will only
> > > reliably find its markup if you explicitly provide it with the Component
> > > that contains its markup in the Fragment constructor.
> > >
> > > If you don't, Fragment.getAssociatedMarkupStream() will find its
> > > markupProvider field is null, and so have to take a guess at where its
> > > markup might be. If your fragment usage happens to be as a direct child
> > > of the component that defines the fragment markup then it will all work
> > > out, but if you have nested it in something like a ListView then it will
> > > fail.
> > >
> > > ...So watch out kids, if you use fragments, use a constructor that tells
> > > it where its markup is. Would you like to have to guess who your real
> > > parents are? I think not.
> > >
> > > Oli

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