private JPanel createCompPanel() { filesets = new Vector(); int count = installer.getIntegerProperty("comp.count"); JPanel panel = new JPanel(new GridLayout(count, 1)); String osClass = OperatingSystem.getOperatingSystem().getClass().getName(); osClass = osClass.substring(osClass.indexOf('$') + 1); for (int i = 0; i < count; i++) { String os = installer.getProperty("comp." + i + ".os"); if (os != null && !osClass.equals(os)) continue; JCheckBox checkBox = new JCheckBox( installer.getProperty("comp." + i + ".name") + " (" + installer.getProperty("comp." + i + ".disk-size") + "Mb)"); checkBox.getModel().setSelected(true); checkBox.addActionListener(this); checkBox.setRequestFocusEnabled(false); filesets.addElement(new Integer(i)); panel.add(checkBox); } Dimension dim = panel.getPreferredSize(); dim.width = Integer.MAX_VALUE; panel.setMaximumSize(dim); return panel; }