Someone

import java.awt.*;

public class AWT_Collection extends Frame {

		AWT_Collection (String titel){
		
		super (titel);
		
		Label label1 = new Label("Hallo Benutzer!", Label.CENTER);
		Button button1 = new Button ("Bitte klicken");
		Checkbox check1 = new Checkbox("Wähl mich", true);
		
		CheckboxGroup group1 = new CheckboxGroup();
		Checkbox cbMale = new Checkbox ("männlich", false, group1);
		Checkbox cbFemale = new Checkbox ("weiblich", false, group1);
		
		Panel myPanel = new Panel();
		myPanel.setLayout(new GridLayout(2,1));
		myPanel.setBackground(new Color(255,0,0));
		
		Button button2 = new Button ("Im Panel!");
		Button button3 = new Button ("auch im Panel!");
		
		myPanel.add(button2);
		myPanel.add(button3);
		
		TextField text1 =  new TextField("Hallo Welt!", 15);
		
		TextArea area1 = new TextArea("Dies ist ein langer Text.", 15, 10);
		
		this.setLayout(new FlowLayout());
		
		this.add(label1);
		this.add(button1);
		this.add(check1);
		/* Wichtig, hier nur die einzelnen Checkboxen hinzufügen, nicht die
		Group. */
		this.add(cbMale);
		this.add(cbFemale);
		this.add(myPanel);
		
		this.add(text1);
		
		this.add(area1);
	}
	
	
	public static void main(String[] args) {
		
		AWT_Collection Fenster  = new AWT_Collection("AWT-Collection");
		Fenster.pack();
		//Frame.show();
		Fenster.setVisible(true);

	}

}