[Smtk-developers] qtModelOperationWidget

[Robert Michael O'Bara]

Thanks David,


Sent from my iPhone

> On May 3, 2015, at 3:54 PM, David Thompson <david.thompson at kitware.com> wrote:
> 
> Hi Bob,
> 
> Each model::Session instance owns an attribute system holding the Definition instances for all the operations it supports. The operator definitions are all XML files that have been encoded as C strings by each operator and are collected in static variables by each Session subclass as the operators register themselves with the Session.
> 
> Yumin will have to answer the question about qtModelOperationWidget... I am blissfully ignorant of that bit. :-)
> 
>     David
> 
> 
> 
>> On May 3, 2015, at 15:57, Robert Michael O'Bara <bob.obara at kitware.com> wrote:
>> 
>> Hi Folks,
>> 
>> I have a conceptual question concerning how Views work w/r operators:
>> 
>> Who creates and maintains the attribute system which contains all of the operator attribute specifications?
>> 
>> qtModelOperationWidget (through setCurrentOperation) - modifies the root view by adding an instance view for the operator - does this ever get deleted?
>> 
>> It looks like the root view is never processed by the qtUIManager - only the instanced is processed - Am I correct?  If I am, why?
>> Now that we can add new qtViewWdigets to the UI Manager - do we need to create a operator specific qt view class?
>> 
>> 
>> Thanks!
>> 
>> Bob
>>  
>> Robert M. O'Bara, MEng.
>> Assistant Director of Scientific Computing
>> 
>> Kitware Inc.
>> 28 Corporate Drive
>> Suite 101
>> Clifton Park, NY 12065
>> 
>> Phone: (518) 881- 4931
>> 
>> 
>> 
>> 
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