[Paraview] Programmatic interaction with the colorScalarBar

[Utkarsh Ayachit]

What version of ParaView are you using?

On Wed, Apr 1, 2009 at 11:16 AM, cunrein <cunrein at micron.com> wrote:
>
> Hello List,
>
> I have a custom object panel for a custom filter plugin, and wish to add
> some functionality to it.
>
> In particular, I wish to programmatically
>
> 1.  set the colorBy scalar in the variableToolbar
> 2.  set the min/max range for the colorScalarBar
> 3.  turn on the colorScalarBar legend visibility
>
> At the time my accept method is run, (when the user clicks accept), the
> filter's output has not yet been filled (since the RequestData has not yet
> been issued), and the view has not yet been opened.  Hence I do not have a
> pipeLineRepresentation in hand.  With a very distasteful hack I have used
> the timer to trigger a slot method 1 second later, at which time the view is
> filled and the dataRepresentation is available.  I imagine there must be
> some Qt or pq trigger fired when a new view has been created or when a new
> pipeLineRepresentation has been added to the pipeLine, but I have not yet
> been able to find it.
>
> If I physically interact with the gui by clicking the 'Toggle Color Legend
> Visibility' QtToolButton in the variableToolbar, the color legend is
> displayed and a pqScalarBarRepresentation object is created and available
> through the core::ServerManager.  But I cannot figure out how to
> programmatically 'click' this QtToolButton.  Once the
> pqScalarBarRepresentation is created, performing 1 and 2 above is not too
> difficult.  Anybody have any hints for me?
>
> Thanks, Chris
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