🚀 go-pugleaf

Witam. Wpisuje jakies zdanie w JTextField nastepnie klikam submit. Jak
to zrobic by po wykonaniu actionPerformed pojawil sie znowu migajacy
kursor w polu JTextField ??
Dziekuje



*************************************************************************************
import java.awt.BorderLayout;
import java.awt.Container;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyEvent;
import java.awt.event.KeyListener;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JTextField;

class Ramka extends JFrame implements KeyListener, ActionListener {
    JTextField jtf;
    JButton submit;

    Ramka() {
        setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        setSize(400,70);
        setLocation(300,80);

        Container cont = getContentPane();
        jtf = new JTextField("");
        jtf.addKeyListener(this);

        submit = new JButton("submit");
        submit.addActionListener(this);
        cont.add(submit, BorderLayout.SOUTH);
        cont.add(jtf, BorderLayout.NORTH);
    }
    public void keyPressed(KeyEvent event) {}
    public void keyReleased(KeyEvent event) {}
    public void keyTyped(KeyEvent event) {
        event.getKeyChar();
    }
    public void actionPerformed(ActionEvent event) {
        if (event.getSource() == submit) {
            System.out.println(jtf.getText());
            jtf.setText("");
        }
    }
}

public class CosTam {
    public static void main(String[] args) {
        (new Ramka()).setVisible(true);
    }
}