TD2/IHM/IHM.java

   1 import java.awt.BorderLayout;
   2 import java.awt.event.ActionEvent;
   3 import java.awt.event.ActionListener;
   4 import java.util.ArrayList;
   5
   6 import javax.swing.BoxLayout;
   7 import javax.swing.JButton;
   8 import javax.swing.JFrame;
   9 import javax.swing.JPanel;
  10 import javax.swing.JScrollPane;
  11 import javax.swing.JTextArea;
  12 import javax.swing.JTextField;
  13 import javax.swing.ScrollPaneConstants;
  14
  15 import java.io.IOException;
  16
  17 /**
  18  * Applications réparties
  19  * TP 1
  20  * Chat, Sockets
  21  *
  22  * IHM pour l'application cliente
  23  *
  24  * @author Toto
  25  * @version 1.0
  26  */
  27 public class IHM implements ActionListener {
  28
  29     private JTextArea entrants;
  30     private JTextField sortants;
  31     private ArrayList<String> sendMessages;
  32     private SocketClient socketCl;
  33
  34     IHM() {
  35         sendMessages = new ArrayList<String>();
  36         socketCl = new SocketClient();
  37     }
  38
  39     public void go() {
  40         JFrame cadre = new JFrame("Client de discussion");
  41         JPanel panneau = new JPanel();
  42         entrants = new JTextArea(15, 30);
  43         entrants.setLineWrap(true);
  44         entrants.setWrapStyleWord(true);
  45         entrants.setEditable(false);
  46         JScrollPane zoneTexte = new JScrollPane(entrants);
  47         zoneTexte.setVerticalScrollBarPolicy(ScrollPaneConstants.VERTICAL_SCROLLBAR_ALWAYS);
  48         zoneTexte.setHorizontalScrollBarPolicy(ScrollPaneConstants.HORIZONTAL_SCROLLBAR_NEVER);
  49         sortants = new JTextField(24);
  50         JButton boutonEnvoi = new JButton("Envoi");
  51         boutonEnvoi.addActionListener(this);
  52         panneau.add(zoneTexte);
  53         panneau.add(sortants);
  54         panneau.add(boutonEnvoi);
  55         cadre.getContentPane().add(BorderLayout.CENTER, panneau);
  56         cadre.setSize(400, 310);
  57         cadre.setVisible(true);
  58
  59         panneau.setLayout(new BoxLayout(panneau, BoxLayout.Y_AXIS));
  60         cadre.pack();
  61     } // fin methode go
  62
  63     synchronized public void actionPerformed(ActionEvent ev) {
  64         sendMessages.add(sortants.getText());
  65         sortants.setText("");
  66         sortants.requestFocus();
  67         this.notify();
  68     }
  69
  70     synchronized public void getAndSendNextMessage() {
  71         try {
  72             if (sendMessages.isEmpty())
  73                 this.wait();
  74             }
  75         catch (Exception e) {
  76             System.err.println("Exception : " + e);
  77             e.printStackTrace();
  78         }
  79         String mess = (String)sendMessages.remove(0);
  80         //System.out.println("IHM -> message a envoyer : " + mess);
  81         socketCl.sendMsg(mess);
  82     }
  83
  84     public void writeMessage() throws IOException {
  85         String mess = socketCl.receiveMsg();
  86         //System.out.println("IHM -> message a ecrire : " + mess);
  87         entrants.append(mess + "\n");
  88     }
  89
  90     public void close() {
  91         socketCl.closeRWIO();
  92     }
  93
  94     public static void main (String[] args) {
  95         IHM client = new IHM();
  96         try {
  97             client.go();
  98             while (true) {
  99                 client.getAndSendNextMessage();
 100                 client.writeMessage();
 101             }
 102         }
 103         catch (IOException e) {
 104             System.err.println("IOException : " + e);
 105             e.printStackTrace();
 106         }
 107         finally {
 108             client.close();
 109         }
 110     }
 111
 112 } // fin classe SimpleClientDiscussion