LinearGradientPrintingTest.java 文件源码

public static void createUI() {
    f = new JFrame("LinearGradient Printing Test");
    f.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
    final LinearGradientPrintingTest gpt = new LinearGradientPrintingTest();
    Container c = f.getContentPane();
    c.add(BorderLayout.CENTER, gpt);

    final JButton print = new JButton("Print");
    print.addActionListener(new AbstractAction() {
        @Override
        public void actionPerformed(ActionEvent e) {
            PrinterJob job = PrinterJob.getPrinterJob();
            job.setPrintable(gpt);
            final boolean doPrint = job.printDialog();
            if (doPrint) {
                try {
                    job.print();
                } catch (PrinterException ex) {
                    throw new RuntimeException(ex);
                }
            }
        }
    });
    c.add(print, BorderLayout.SOUTH);

    f.pack();
    f.setVisible(true);
}