[Zope3-Users] stuck with zope.schema.Object

[Roger Ineichen]

Hi Adam 

> -----Original Message-----
> From: zope3-users-bounces at zope.org 
> [mailto:zope3-users-bounces at zope.org] On Behalf Of Adam Groszer
> Sent: Thursday, April 14, 2005 7:29 PM
> To: zope3-users
> Subject: [Zope3-Users] stuck with zope.schema.Object
> 
> I defined an interface like this:
> 
> class IBejegyzes(Interface):
> <snip>
>     sablon = Text(
>         title=u"Sablon",
>         required=True
>         )
> 
> implemented it:
> 
> class Bejegyzes(BTreeContainer):
>     implements(IBejegyzes, IBejegyzesContainer, IBejegyzesContained)
> <snip>
>     sablon = FieldProperty(IBejegyzes['sablon'])
> 
> configured it:
> 
>   <interface
>       interface=".interfaces.IBejegyzes"
>       type="zope.app.content.interfaces.IContentType"
>       /> 
> 
>   <content class=".bejegyzes.Bejegyzes">
>     <factory
>         id="dkr.Bejegyzes"
>         title="Uj bejegyzés készitése"
>         description="This factory instantiates new Bejegyzes"
>         />
>         <implements
>         
> interface="zope.app.annotation.interfaces.IAttributeAnnotatable
>                 zope.app.container.interfaces.IContentContainer"
>         />
>     <require
>         permission="zope.View"
>         interface=".interfaces.IBejegyzes"
>         />
>     <require
>         permission="zope.ManageContent"
>         interface=".interfaces.IBejegyzesContainer"
>         />
>     <require
>         permission="zope.ManageContent"
>         set_schema=".interfaces.IBejegyzes"
>         />
>   </content>
> 
>   <browser:addform
>       label="Uj Bejegyzés"
>       name="AddBejegyzes.html"
>       schema="dkr.interfaces.IBejegyzes"
>       content_factory="dkr.bejegyzes.Bejegyzes"
>       permission="zope.ManageContent" 
>           set_before_add="code"
>       />
> 
>   <browser:addMenuItem
>       title="Bejegyzés"
>       class="dkr.bejegyzes.Bejegyzes"
>       permission="zope.ManageContent"
>       view="AddBejegyzes.html"
>       />  
> 
> it works fine. As soon as I change the interface to: (and delete
> data.fs and friends)
> 
> class IBejegyzes(Interface):
> <snip>
>     sablon = Object(
>         schema=ISablon,
>         title=u"Sablon",
>         required=True
>         )
> 
> as I want to add a new object to it's container, the following
> exception comes:
> 
>   File "Y:\zope\svn_zope3\src\zope\component\__init__.py", 
> line 154, in getMulti
> Adapter
>     raise ComponentLookupError(objects, interface, name)
> ComponentLookupError: ((<zope.schema._field.Object object at 
> 0x030F91F0>, <zope.
> publisher.browser.BrowserRequest instance 
> URL=http://localhost:8080/2/@@+/action
> .html>), <InterfaceClass zope.app.form.interfaces.IInputWidget>, u'')
> 127.0.0.1 - zope.manager [14/Apr/2005:19:22:46 +0200] "GET 
> /2/@@+/action.html?ty
> pe_name=AddBejegyzes.html HTTP/1.1" 500 311 
> "http://localhost:8080/2/@@contents.
> html" "Mozilla/5.0 (Windows; U; Windows NT 5.0; en-US; 
> rv:1.7.6) Gecko/20050317
> Firefox/1.0.2"
> 
> Do I missed something? What is the problem?

Yup, you have to define custom widgets with ObjectWidget
if you use Object fields.

I added a sample which explains it in the file:
zope.app.form.browser.objectwidget.txt

Regards
Roger Ineichen

Projekt01 GmbH
www.projekt01.ch
_____________________________
END OF MESSAGE 

> -- 
> Best regards,
>  Adam                          mailto:adamg at fw.hu
> 
> 
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