我已经添加了Napkin库并加入了以下代码:
但我一直遇到这个异常:
try {
UIManager.setLookAndFeel("net.sourceforge.napkinlaf.NapkinLookAndFeel");
} catch (Exception e) {
e.printStackTrace();
}
但我一直遇到这个异常:
java.lang.ClassNotFoundException: net.sourceforge.napkinlaf.NapkinLookAndFeel