Embedding multiple instances of an application model inside another

> Em 11/11/2010 20:20, andres escreveu:
>> Hi list,
>>            Maybe this is a dumb question, but I couldn't find anything in
>> the VW documentation. I've created an ApplicationModel subclass which
>> allows me to edit a domain object. Now I would like to display a list of
>> those interfaces in a scrollable-list fashion. I know I can embed a
>> single instance using a subcanvas, however I'm a bit lost on how to
>> create a scrollable list of subcanvasses.
>>
>> To clarify my example, suppose I have a PersonApplicationModel that can
>> be opened on a Person instance to edit its properties. Now I would like
>> to show the list of persons in a PhonebookApplicationModel by embedding
>> a collection of PersonApplicationModel instances. Is this possible?
>>
> Indeed it is.  IIUC you can find things similar to what you're willing
> to do in the examples Adaptor4Example and Adaptor5Example.
>
>

> Hello Andrés.
> Try the following procedure.
>
>    Add a subcanvas A (your list) into your user interface.
>    Add a vertical scroll bar to subcanvas A.
>    Install the user interface.
>    Create window (application model) B, what will represent your list item.
>    Now you can e.g. add your list items in the #postBuildWith: method of
>    subcanvas A.
>
> Here is a striped down version. I hope this will work for you.
>
>
> postBuildWith: aBuilder
> | applicationModel windowSpec b theBounds extent height
> completeHeight scs |
>
> "EASY CONFIGURATION"
> applicationModel := ApplicationModelB.
> windowSpec := #windowSpec.
>
> b := aBuilder.
> theBounds := applicationModel windowSpec decodeAsLiteralArray window
> bounds.
> extent := theBounds extent.
> height := theBounds height.
> completeHeight := 0.
>
> self myList do:
> [:each |
> scs := SubCanvasSpec named: aComponentId layout: ((Point x: 0
> y: completeHeight) extent: extent).
> scs
> majorKey: (LiteralBindingReference pathString:
> usedApplicationModel asString);
> minorKey: windowSpec;
> clientKey: applicationModelClient;
> hasBorder: false.
> b add: scs.
> completeHeight := completeHeight + height].
>
> ^super postBuildWith: aBuilder
>
> To update your list, simply rebuild your subcanvas A.
>
> Best regards,
> Tom Grünewald
>
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>              12.11.2010 00:22           Re: [vwnc] Embedding multiple      
>                                         instances of an application model  
>                                         inside another                    
>                                                                            
>                                                                            
>                                                                            
>                                                                            
>                                                                            
>                                                                            
>
>
>
>
> Hi Cesar, thanks for your quick reply! (I'm replying back to the list)
> I'm actually looking for embedding multiple subcanvasses, not to adapt a
> domain model. In the Adaptor4 example would be like replacing the list
> in the left for a collection of views, where each view showed the
> details of a customer. Adding a new customer would mean to add a new
> subcanvas at the bottom of the list.
>
> Best regards,
> Andrés
>
>
> Cesar Rabak escribió:
>> Em 11/11/2010 20:20, andres escreveu:
>>> Hi list,
>>>            Maybe this is a dumb question, but I couldn't find anything
> in
>>> the VW documentation. I've created an ApplicationModel subclass which
>>> allows me to edit a domain object. Now I would like to display a list of
>>> those interfaces in a scrollable-list fashion. I know I can embed a
>>> single instance using a subcanvas, however I'm a bit lost on how to
>>> create a scrollable list of subcanvasses.
>>>
>>> To clarify my example, suppose I have a PersonApplicationModel that can
>>> be opened on a Person instance to edit its properties. Now I would like
>>> to show the list of persons in a PhonebookApplicationModel by embedding
>>> a collection of PersonApplicationModel instances. Is this possible?
>>>
>> Indeed it is.  IIUC you can find things similar to what you're willing
>> to do in the examples Adaptor4Example and Adaptor5Example.
>>
>>
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