sendpanel.java

一个JFrame实现的邮件客户端

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.*;
import sun.misc.*;


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);
                  BASE64Encoder enc = new BASE64Encoder();//
                  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(("=?GBK?B?"+enc.encode((fds.getName()).getBytes())+"?="));
                  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

}