/*
 * MessageContentViewer.java
 *
 * Created on den 14 september 2001, 18:54
 */

package ip1.u7.b;

import javax.mail.Message;
import java.io.*;
import javax.mail.MessagingException;

/** Komponent som visar innehållet i ett e-postmeddelande
 *
 * @author  Henrik Johansson, DS80
 * @version vt2001
 */
public class MessageContentViewer extends javax.swing.JPanel implements MessageContent{
    
    /** Creates new form MessageContentViewer */
    public MessageContentViewer() {
        initComponents();
    }
    
    /** Sätter kontrollklassen
     * @param controller kontrollobjektet
     */
    public void setController(MailReceiverGUI controller) {
        // Prenumererar på MessageChosenEvents
        controller.addMessageChosenListener(new MessageChosenListener() {
            public void dispatchMessageChosen(MessageChosenEvent evt) {
                showContent(evt.getMessage());
            }
        });
        // Prenumererar på ServerInfoChangeEvents
        controller.addServerInfoChangeListener(new ServerInfoChangeListener() {
            public void dispatchServerInfoChange(ServerInfoChangeEvent evt) {
                clearContent();
            }
        });
    }
     
    /** Aktiveras när komponenten tar emot ett MessageChosenEvent.
     * visar upp det valda meddelandet
     *
     * @param message Meddelandet som skall visas upp
     */
    public void showContent(Message message) {
        try {
            ByteArrayOutputStream baos = new ByteArrayOutputStream();
            message.writeTo(baos);
            messageContent.setText(baos.toString());
            baos.close();
        } catch(IOException e) {
            System.err.println(e.getMessage());
        } catch(MessagingException e) {
            System.err.println(e.getMessage());
        }
    }
    
    /** tömmer komponenten
     */
    public void clearContent() {
        messageContent.setText("");
    }
    
    /** alla komponenter skall ha en startmetod
     */
    public void start() {}
    
    /** alla komponenter skall ha en stopmetod
     */
    public void stop() {}
    
     /** 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
        jScrollPane2 = new javax.swing.JScrollPane();
        messageContent = new javax.swing.JEditorPane();
        
        setLayout(new java.awt.BorderLayout());
        
        setBackground(java.awt.Color.white);
        messageContent.setEditable(false);
        jScrollPane2.setViewportView(messageContent);
        
        add(jScrollPane2, java.awt.BorderLayout.CENTER);
        
    }//GEN-END:initComponents

    // Variables declaration - do not modify//GEN-BEGIN:variables
    private javax.swing.JScrollPane jScrollPane2;
    private javax.swing.JEditorPane messageContent;
    // End of variables declaration//GEN-END:variables

}