sendpanel.java

一个用纯java 编写的mail 的例子

//package mailbox;

import java.awt.*;
import javax.swing.*;
import java.awt.event.*;
import javax.swing.border.*;
import com.sun.mail.smtp.*;
import javax.mail.*;
import javax.mail.internet.*;
import javax.activation.*;
import java.util.*;
import java.io.*;
import javax.swing.filechooser.*;
import javax.swing.tree.*;
/**
 * Title:        MailBox
 * Description:  send and recieve Email
 * Copyright:    Copyright (c) 2002
 * Company:      421
 * @author xuhao
 * @version 1.0
 */

public class SendPanel extends JPanel {
  waitDialog wait=new waitDialog();
  JLabel jLabel1 = new JLabel();
  JTextField toField = new JTextField();
  JLabel jLabel2 = new JLabel();
  JTextField subjectField = new JTextField();
  JLabel jLabel3 = new JLabel();
  JTextField attachmentField = new JTextField();
  JButton dirButton = new JButton();
  JTextArea contentArea = new JTextArea();
  JButton sendButton = new JButton();
  JScrollPane jsp=new JScrollPane(contentArea);
  JButton saveButton = new JButton();
  Border border1;
  JLabel jLabel4 = new JLabel();
  Vector attachVector=new Vector();
  chooseFile Jfc=new chooseFile();
  RecievePanel recievePanel;
  public SendPanel(RecievePanel recievePanel) {
    try {
     this.recievePanel=recievePanel;
      jbInit();
    }
    catch(Exception ex) {
      ex.printStackTrace();
    }
  }
  void jbInit() throws Exception {
    this.setLayout(null);
    border1 = BorderFactory.createCompoundBorder(BorderFactory.createBevelBorder(BevelBorder.RAISED,Color.white,Color.white,Color.white,Color.white),BorderFactory.createEmptyBorder(2,2,2,2));
    subjectField.setFont(new java.awt.Font("Monospaced", 0, 14));
    subjectField.setBounds(new Rectangle(14, 146, 195, 27));
    jLabel1.setFont(new java.awt.Font("Monospaced", 0, 14));
    jLabel1.setText("地址:");
    jLabel1.setBounds(new Rectangle(13, 6, 68, 28));
    this.setLayout(null);
    toField.setFont(new java.awt.Font("Monospaced", 0, 14));
    toField.setBounds(new Rectangle(11, 36, 194, 28));
    jLabel2.setFont(new java.awt.Font("Monospaced", 0, 14));
    jLabel2.setText("  主题:");
    jLabel2.setBounds(new Rectangle(4, 114, 49, 30));
    attachmentField.setFont(new java.awt.Font("Monospaced", 0, 14));
    attachmentField.setBounds(new Rectangle(13, 271, 193, 28));
    jLabel3.setFont(new java.awt.Font("Monospaced", 0, 14));
    jLabel3.setText("附件:");
    jLabel3.setBounds(new Rectangle(17, 238, 45, 32));
    dirButton.setFont(new java.awt.Font("Monospaced", 0, 14));
    dirButton.setBorder(border1);
    dirButton.setText("浏览");
    dirButton.setBounds(new Rectangle(14, 304, 68, 27));
    dirButton.addActionListener(new dirAction());
    contentArea.setFont(new java.awt.Font("Monospaced", 0, 14));
    jsp.setVerticalScrollBarPolicy(JScrollPane.VERTICAL_SCROLLBAR_ALWAYS);
    jsp.setBounds(new Rectangle(227, 33, 317, 271));
    sendButton.setFont(new java.awt.Font("Monospaced", 0, 14));
    sendButton.setBorder(border1);
    sendButton.setText("立即发送");
    sendButton.setBounds(new Rectangle(410, 323, 99, 32));
    sendButton.addActionListener(new sendAction());
    saveButton.setFont(new java.awt.Font("Monospaced", 0, 14));
    saveButton.setBorder(border1);
    saveButton.setText("保存邮件");
    saveButton.setBounds(new Rectangle(265, 323, 99, 32));
    saveButton.addActionListener(new saveAction());
    jLabel4.setFont(new java.awt.Font("Monospaced", 0, 14));
    jLabel4.setText("内容:");
    jLabel4.setBounds(new Rectangle(229, 14, 68, 19));
    this.add(jsp, null);
    this.add(attachmentField, null);
    this.add(toField, null);
    this.add(subjectField, null);
    this.add(jLabel3, null);
    this.add(jLabel2, null);
    this.add(jLabel1, null);
    this.add(saveButton, null);
    this.add(sendButton, null);
    this.add(dirButton, null);
    this.add(jLabel4, null);
  }
  class sendAction implements ActionListener,Serializable
  {
  	public void actionPerformed(ActionEvent e)
  	{wait.Start();
  	(new send()).start();
         wait.setVisible(true);
        }
  }
   class dirAction implements ActionListener,Serializable
  {
  	public void actionPerformed(ActionEvent e)
  	{
  	 Jfc.showOpenDialog(new JFrame());
        }
  }
   class saveAction implements ActionListener,Serializable
  {
  	public void actionPerformed(ActionEvent e)
  	{
  	MyMessage savemessage=new MyMessage();
  	savemessage.setAddress(toField.getText());
  	savemessage.setSubject(subjectField.getText());
  	savemessage.setAttachment(attachmentField.getText());
  	savemessage.setRecievedDate(new Date());
  	savemessage.setContent(contentArea.getText());
  	recievePanel.sendVector.addElement(savemessage);
  	DefaultMutableTreeNode messageNode=new DefaultMutableTreeNode(recievePanel.sendVector.size()+"."+savemessage.getAddress());
  	recievePanel.sendModel.insertNodeInto(messageNode,recievePanel.sendNode,recievePanel.sendNode.getChildCount());
        recievePanel.recieveTree.scrollPathToVisible(new TreePath(messageNode.getPath()));
        }
  }
   
    
    
       class send extends Thread implements Serializable
    { 
	 public void run()
	 {
	  String smtpServer=User.getSmtpServer();
	  Session mailSession=null;
           try
  	   {
  		Properties props=new Properties();
  		props.put("mail.smtp.host",smtpServer);
  		props.put("mail.smtp.auth","true");
  		if(User.getValidateNeeded())
  		mailSession=Session.getInstance(props,new PopupAuthenticator());
  	      	else
  	      	mailSession=Session.getInstance(props,null);
  	      	Message msg=new MimeMessage(mailSession);
  		msg.setSentDate(new Date());
  		msg.setFrom(new InternetAddress(User.getUserName()+"@"+smtpServer.substring(5)));
  		msg.setRecipient(Message.RecipientType.TO,new InternetAddress(toField.getText()));
  		msg.setSubject(subjectField.getText());
  		
  		if(attachVector.size()>=1)
  		{
  		Multipart mp=new MimeMultipart();
  	        MimeBodyPart mbp=new MimeBodyPart();
  	        mbp.setContent((contentArea.getText()).toString(),"text/plain;charset=Gb2312");
  	        mp.addBodyPart(mbp);
  	        for(int i=0;i<attachVector.size();i++)
  		{
  		MimeBodyPart attachMbp=new MimeBodyPart();
  		FileDataSource fds=new FileDataSource(((File)(attachVector.elementAt(i))).toString());
  		attachMbp.setDataHandler(new DataHandler(fds));
  		attachMbp.setFileName(fds.getName());
  		mp.addBodyPart(attachMbp);
  	        }
  		msg.setContent(mp);
  	        }
  	        else
  	        {msg.setContent((contentArea.getText()).toString(),"text/plain;charset=Gb2312");
  	         }
  	        Transport.send(msg);
  		toField.setText("");
  		contentArea.setText("");
  		subjectField.setText("");
  		attachmentField.setText("");
  		attachVector.removeAllElements();
  		wait.Stop();
  		wait.setVisible(false);
  		
  	    }
  		catch(Exception e)
  		{
  		wait.Stop();
  		wait.setVisible(false);
  		toField.setText("");
  		contentArea.setText("");
  		subjectField.setText("");
  		attachmentField.setText("");
  		attachVector.removeAllElements();
  		JOptionPane.showMessageDialog(null,e.getMessage());
  	        }
  	   }
    }
    class chooseFile extends JFileChooser implements Serializable
	   {
                 public void approveSelection()
            {    attachVector.addElement(this.getSelectedFile());
                 if(attachmentField.getText()==null)
                 attachmentField.setText("");
                 attachmentField.setText(attachmentField.getText()+(Jfc.getSelectedFile()).toString()+";");
                 getTopLevelAncestor().setVisible(false);
             }
          public void cancelSelection()
          {
          	getTopLevelAncestor().setVisible(false);
          }
         }


//end

}