[vtkusers] Grabbing focus from custom interactor style in Python

[David Gobbi]

On Mon, Jun 20, 2016 at 5:32 AM, Elvis Stansvik <
elvis.stansvik at orexplore.com> wrote:

>
> It would still have been nice if there were protected getters for some of
> the protected variables in vtkInteractorObserver such as
> EventCallbackCommand, to make them accessible from Python subclasses.
>

It wouldn't help.  Python subclasses can only access the public methods of
their VTK superclasses. Python does not rigorously support the idea of
"protected" access.

 - David
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