java在JFrame上加文字Demo.rar

java在JFrame上加文字Demo,用重写JPanel的public void paint(Graphics g)方法实现即可,主要代码: @Override public void paint(Graphics g) { super.paint(g); Font font = new Font("宋体",Font.PLAIN,30); g.setColor(Color.RED); g.setFont(font); g.drawString("30pt 宋体",50,200); }