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public class Hauptklasse extends JFrame implements ActionListener {
private final String BN1 = "bn1";
private void setGUI() {
JButton button1 = new JButton("Klick mich1");
button1.setFont( new Font("Verdana", Font.PLAIN,18));
// panelBn.add(button1);
button1.addActionListener(this);
button1.setActionCommand( BN1 );
} // setGUI
@Override
public void actionPerformed(ActionEvent e) {
String cmd = e.getActionCommand();
switch (cmd) {
case BN1:
button1_Click();
break;
default:
editor.append("\nError in actionPerformed: falsches CMD "+cmd );
} // switch
}
private void button1_Click() {
syso("in button1_click");
}
}
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