mingw/share/doc/gettext/examples/hello-java-awt/Hello.java

   1 // Example for use of GNU gettext.
   2 // This file is in the public domain.
   3 //
   4 // Source code of the Java/AWT program.
   5
   6 import java.util.*;
   7 import java.io.*;
   8 import java.text.*;
   9 import java.awt.*;
  10 import java.awt.event.*;
  11 import gnu.gettext.*;
  12
  13 public class Hello {
  14   public static void main (String[] args) {
  15     ResourceBundle catalog = ResourceBundle.getBundle("hello-java-awt");
  16     Frame frame = new Frame("Hello example");
  17     frame.addWindowListener(
  18         new WindowAdapter() {
  19           public void windowClosing (WindowEvent event) {
  20             System.exit(0);
  21           }
  22         });
  23     Label label1 = new Label(GettextResource.gettext(catalog,"Hello, world!"));
  24     Label label2 =
  25       new Label(
  26           MessageFormat.format(
  27               GettextResource.gettext(catalog,
  28                   "This program is running as process number {0}."),
  29               new Object[] { getPid() }));
  30     Button button = new Button("OK");
  31     button.addActionListener(
  32         new ActionListener() {
  33           public void actionPerformed (ActionEvent event) {
  34             System.exit(0);
  35           }
  36         });
  37     Container labels = new Container();
  38     labels.setLayout(new GridLayout(2, 1));
  39     labels.add(label1);
  40     labels.add(label2);
  41     Container buttons = new Container();
  42     buttons.setLayout(new FlowLayout(FlowLayout.RIGHT));
  43     buttons.add(button);
  44     frame.setLayout(new BorderLayout());
  45     frame.add(labels, BorderLayout.CENTER);
  46     frame.add(buttons, BorderLayout.SOUTH);
  47     frame.pack();
  48     frame.setVisible(true);
  49   }
  50
  51   /* Return the process ID of the current process.  */
  52   private static String getPid () {
  53     try {
  54       String[] args = new String[] { "/bin/sh", "-c", "echo $PPID" };
  55       Process p = Runtime.getRuntime().exec(args);
  56       InputStream p_out = p.getInputStream();
  57       String s = (new BufferedReader(new InputStreamReader(p_out))).readLine();
  58       p.destroy();
  59       if (s != null)
  60         return s;
  61     } catch (IOException e) {
  62       e.printStackTrace();
  63     }
  64     return "???";
  65   }
  66 }