Re: Is this program right?

Knute Johnson <>
Sun, 20 Jan 2008 23:06:36 -0800
smart wrote:

      JMenuItem menuFilePrint = new JMenuItem("Print");

       ActionListener addHandlerPrint = new ActionListener()
       public void actionPerformed(ActionEvent e)
          String command = e.getActionCommand ();

           if (command.equals ("Print"))
              print ();


     } // end of actionperformed of Print

     }; // end of ActionListener of Print

         public void print ()

                    // Create the PrintJob object
                    PrintJob pjb = getToolkit ().getPrintJob (this,"Print Test",

                    if (pjb != null)
                        Graphics pg = pjb.getGraphics ();

                       if (pg != null)

                           paint (pg);// Paint all components on the frame

                           pg.dispose (); // flush page

                       pjb.end (); // close print job

                    } // end of the if condition of pjb

         } // print

Please help me when i press print button in menu. I have include any
drivers in my prg


I haven't used the PrintJob in a long time. I use the PrinterJob now.
Below is a sample code to draw an image with that method. Just edit the
image file name to something you have.

import java.awt.*;
import java.awt.event.*;
import java.awt.image.*;
import java.awt.print.*;
import javax.imageio.*;
import javax.swing.*;

public class test extends JPanel implements Printable {
     final BufferedImage bi;
     final int w,h;
     volatile static PageFormat pf;

     public test() throws IOException {
         bi = File("kittens.jpg"));
         w = bi.getWidth();
         h = bi.getHeight();
         setPreferredSize(new Dimension(w,h));

     void render(Graphics g, boolean printerFlag) {
         if (printerFlag) {
             double aspect = (double)w / h;
         } else

     public void paintComponent(Graphics g) {
         render(g, false);

     public int print(Graphics g, PageFormat pageFormat, int pageIndex) {
         int retcod = Printable.PAGE_EXISTS;
         if (pageIndex == 0) {
             pf = pageFormat;
             render(g, true);
         } else
             retcod = Printable.NO_SUCH_PAGE;

         return retcod;

     public static void main(String[] args) {
         EventQueue.invokeLater(new Runnable() {
             public void run() {
                 try {
                     JFrame f = new JFrame("test");
                     final test t = new test();
                     JButton b = new JButton("Print");
                     b.addActionListener(new ActionListener() {
                         public void actionPerformed(ActionEvent ae) {
                             PrinterJob pj = PrinterJob.getPrinterJob();
// pf = pj.pageDialog(pj.defaultPage());
                             if (pj.printDialog()) {
                                 try {
                                 } catch (PrinterException pe) {
                 } catch (IOException ioe) {


Knute Johnson
email s/nospam/knute/

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