How To Call JFrame from another Java class

Question

I am trying to do a simple Jform and call it from another class. I want to use this Jframe in a server client application, but I don\'t know how to open the JFrame class fro

Answer 1

The constructor of Calculas doesn't show (setVisible) the frame.

If you want to interact with the Calculas class in this manner, you should also be calling CAL.setVisible(true)

Also, by convention, all Java instance variables, should start with a lower case character and use camelCase conventions