package javaapplication5;
public class JavaApplication5 {
public static void main(String[] args) {
  new Frame();
  new Button();
 }
}






package javaapplication5;
import javax.swing.*;
public class Frame  {
 public Frame(){
 CreatFrame();       
 }
  JFrame Frame = new JFrame();
 public JFrame CreatFrame(){
 Frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
 Frame.setVisible(true);
 Frame.setSize(500,500);
 Frame.setResizable(false);
 Frame.setLayout(null);
 return Frame;
}
public void addButton(JButton laws ){
Frame.add(laws);
 }
}




package javaapplication5;
import javax.swing.JButton;
public class Button {
   public Button() {
     Frame AddButton = new Frame();
     AddButton.addButton(creatButton());
    }
   
   public JButton creatButton(){
     JButton asd = new JButton("Button");
     asd.setVisible(true);
     asd.setSize(100,70);
     asd.setLocation(175, 175);
       return asd;
   }
}