[vtkusers] Change VTK actor property in a Qt callback function

[Dan Lipsa]

Move your actor and maybe other VTK objects as fields of your gui object.
This way you can access them in your event handler.

On Tue, Nov 15, 2016 at 7:37 AM, M. Jordan <mjordan at live.at> wrote:

> All my vtk related code is in the constructor function of a Qt GUI. There
> I can change a property of a VTK actor like this:
>
> actor->GetProperty()->SetColor(0, 0, 0.15);
>
> But I want to change this proberty in a callback function from a button.
>
> void MainWindow::button_click() { actor->GetProperty()->SetColor(0,0,
> 0.15); }
>
> Of course "actor" is not defined there. What can I do to acess "actor" in
> this callback function?
>
> (Sry I am an OOP beginner)
>
>
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