# uncomment to set the default look and feel to GTK
swing.defaultlaf=com.sun.java.swing.plaf.gtk.GTKLookAndFeel

for (javax.swing.UIManager.LookAndFeelInfo info : javax.swing.UIManager.getInstalledLookAndFeels()) {
    if ("com.sun.java.swing.plaf.gtk.GTKLookAndFeel".equals(info.getClassName())) {
       javax.swing.UIManager.setLookAndFeel(info.getClassName());
       break;
     }
}