I have solved in hard way: I looping through all vtkWidgets to see what is the GetRepresentation pointer that fit my picked one. Seem not elegant to me … if someone has another solution, please tell me.
I have solved in hard way: I looping through all vtkWidgets to see what is the GetRepresentation pointer that fit my picked one. Seem not elegant to me … if someone has another solution, please tell me.