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