PrintAttributeUpdateTest.java 文件源码

public static void main(String args[]) throws Exception {
    String[] instructions
            = {
                "Select Pages Range From instead of All in print dialog. ",
                "Then select Print"
            };
    SwingUtilities.invokeAndWait(() -> {
        JOptionPane.showMessageDialog((Component) null,
                instructions, "Instructions",
                JOptionPane.INFORMATION_MESSAGE);
    });
    HashPrintRequestAttributeSet as = new HashPrintRequestAttributeSet();
    PrinterJob j = PrinterJob.getPrinterJob();
    j.setPageable(new PrintAttributeUpdateTest());
    as.add(DialogTypeSelection.NATIVE);
    j.printDialog(as);
    if (as.containsKey(PageRanges.class) == false) {
        throw new RuntimeException("Print Dialog did not update "
                + " attribute set with page range");
    }
    Attribute attrs[] = as.toArray();
    for (int i = 0; i < attrs.length; i++) {
        System.out.println("attr " + attrs[i]);
    }
    j.print(as);
}