怎么使用SWING LOOK AND FEEL

如何使用SWING LOOK AND FEEL

SwingUtilities.invokeLater(new Runnable() {public void run() {try {JFrame.setDefaultLookAndFeelDecorated(true);JDialog.setDefaultLookAndFeelDecorated(true);SubstanceLookAndFeel.setToUseConstantThemesOnDialogs(true);UIManager.setLookAndFeel(new SubstanceRavenGraphiteLookAndFeel());} catch (Exception e) {e.printStackTrace();}}});