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import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.event.*;
 
/**
  *
  * Hallo Welt!
  *
  * @version 1.0 vom 06.02.2010
  * @Lächa
  */
 
public class HalloWelt extends JFrame {
  // Anfang Attribute
  private JTextField jTextField1 = new JTextField();
  private JButton jButton1 = new JButton();
  // Ende Attribute
  public HalloWelt(String title) {
    // Frame-Initialisierung
    super(title);
    setDefaultCloseOperation(WindowConstants.DISPOSE_ON_CLOSE);
    int frameWidth = 468;
    int frameHeight = 379;
    setSize(frameWidth, frameHeight);
    Dimension d = Toolkit.getDefaultToolkit().getScreenSize();
    int x = (d.width - getSize().width) / 2;
    int y = (d.height - getSize().height) / 2;
    setLocation(x, y);
    Container cp = getContentPane();
    cp.setLayout(null);
    // Anfang Komponenten
    jTextField1.setBounds(24, 40, 393, 41);
    jTextField1.setText("");
    jTextField1.setFont(new Font("Cambria", Font.BOLD, 23));
    cp.add(jTextField1);
    jButton1.setBounds(152, 144, 129, 57);
    jButton1.setText("Mach was!");
    jButton1.addActionListener(new ActionListener() {
      public void actionPerformed(ActionEvent evt) {
        jButton1_ActionPerformed(evt);
      }
    });
    cp.add(jButton1);
    // Ende Komponenten
    setResizable(false);
    setVisible(true);
  }
 
  // Anfang Methoden
  public void jButton1_ActionPerformed(ActionEvent evt) {
     jTextField1.setText("Mir gefällts im Laptop-Profil!") ;
  }
  // Ende Methoden
  public static void main(String[] args) {
    new HalloWelt("halloWelt");
  }
}