import java.awt.GridLayout;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.JPasswordField;
import javax.swing.JTextField;

public class test {
public static void main(String[] args) {
// TODO Auto-generated method stub
         JFrame frame=new JFrame();
         frame.setDefaultCloseOperation(3);
         frame.setVisible(true);
         frame.setSize(500,300);
         JPanel panel=new JPanel();
         panel.setLayout(new GridLayout(3,3));
         JTextField textField=new JTextField();
         JPasswordField passwordField=new JPasswordField();
         for(int x=1;x<=9;x++){
        JButton button=new JButton(x+"");
         panel.add(button);
        boolean res=textField.isFocusOwner();
         button.addMouseListener(new MouseAdapter() {
          public void mouseClicked(MouseEvent e) {
          if(res==true){
          textField.setText(textField.getText()+button.getText());
          }
         if(res==false){
          passwordField.setText(passwordField.getText()+button.getText());
          }
          }
       
});
         }  
         frame.add(panel);
         panel.add(textField);
         panel.add(passwordField);
}
         
}