ExtractSelection does not support to clean the selection input
When Extracting a Selection with extractSelection, the selection cannot be cleaned.
How to reproduce :
- Open Paraview
- Create Sphere
- Add extractSelection filter
- Select cells on surface of the sphere
- Copy active selection in extract selection filter, Apply
- clean selection on sphere
- Copy active selection in extact selection filter, Apply
- Nothing happens when it should have cleaned it with no output.
Notes : pqSelectionInputWidget.cxx:304 returns when selection is null.