/*
 * ChatServerGUI.java
 *
 * Created on den 2 september 2001, 09:12
 */

package ip1.u3.b;

/** Visar vad som händer i servern. Visar upp när klienter kopplar upp och ner sig
 * samt de meddelanden klienterna skickar. I titelraden visas serverns adress, vilken 
 * port den använder samt antalet uppkopplade klienter.
 *
 * @author  Henrik Johansson, DS80
 * @version ht2001
 */
public class ChatServerGUI extends javax.swing.JFrame {

    ChatServer server = null;
    
    /** Skapar ett nytt ChatServerGUI 
     *
     *@param server Kontrollklassen.
     */
    public ChatServerGUI(ChatServer server) {
        this.server = server;
        initComponents();
        messages.setEditable(false);
        show();
    }
    
    /** Visar de meddelanden som förmedlas via servern.
     *
     *@param message Meddelandet som skall visas.
     */
    public void showMessage(String message) {
        messages.append(message + '\n');
        messages.setCaretPosition(messages.getText().length());
    }    

    /** Uppdaterar titelraden.
     *
     *@param host Serverns adress.
     *@param port Porten servern använder.
     *@param numberOfClients Antalet uppkopplade klienter.
     */
    public void updateTitle(String host, int port, int numberOfClients) {
        this.setTitle("Host: " + host + ", Port: " + port + ", Antal klienter:" + numberOfClients);
    }

    /** This method is called from within the constructor to
     * initialize the form.
     * WARNING: Do NOT modify this code. The content of this method is
     * always regenerated by the Form Editor.
     */
    private void initComponents() {//GEN-BEGIN:initComponents
        jScrollPane1 = new javax.swing.JScrollPane();
        messages = new javax.swing.JTextArea();
        
        addWindowListener(new java.awt.event.WindowAdapter() {
            public void windowClosing(java.awt.event.WindowEvent evt) {
                exitForm(evt);
            }
        });
        
        messages.setForeground(java.awt.Color.orange);
        messages.setFont(new java.awt.Font("Dialog", 1, 14));
        messages.setBackground(java.awt.Color.blue);
        messages.setPreferredSize(new java.awt.Dimension(640, 480));
        messages.setBorder(new javax.swing.border.EtchedBorder());
        messages.setMinimumSize(new java.awt.Dimension(160, 120));
        jScrollPane1.setViewportView(messages);
        
        getContentPane().add(jScrollPane1, java.awt.BorderLayout.CENTER);
        
        pack();
    }//GEN-END:initComponents

    /** Ber kontrollklassen avsluta ChatServer-applikationen */
    private void exitForm(java.awt.event.WindowEvent evt) {//GEN-FIRST:event_exitForm
        server.closeServer();
    }//GEN-LAST:event_exitForm
    
    // Variables declaration - do not modify//GEN-BEGIN:variables
    private javax.swing.JScrollPane jScrollPane1;
    private javax.swing.JTextArea messages;
    // End of variables declaration//GEN-END:variables

}