CheckBox example package com.ack.gui.awt.simple; import java.awt.*; import java.awt.event.WindowAdapter; import java.awt.event.WindowEvent; public class CheckBoxExample { public CheckBoxExample() { Frame f = new Frame( "CheckBox Example" ); f.setLayout( new FlowLayout() ); for( int i = 0; i < 18; i++ ) { Checkbox cb = new Checkbox( "checkbox " + i, false ); f.add( cb ); } f.addWindowListener( new WindowAdapter() { public void windowClosing( WindowEvent we ) { System.exit( 0 ); } } ); f.pack(); f.setVisible( true ); } public static void main( String[] args ) { CheckBoxExample myCheckboxExample = new CheckBoxExample(); } }