sendmail.java

SendMail

import java.io.*;
import java.lang.*;
import java.awt.*;
import java.awt.event.*;
 
class SendMail extends Frame implements ActionListener{
	
	Toolkit toolkit = Toolkit.getDefaultToolkit();
	Label email = new Label("收 信 人");
	Label subject = new Label("邮件主题");
	Label account = new Label("发信帐号");
	Label content = new Label("信件内容");
	Label attach = new Label("粘贴附件");
	TextField emailfield = new TextField(30);
	TextField subjectfield = new TextField("hello",30);
	TextField attachfield = new TextField(30);
	Choice accountchoice = new Choice();
	Checkbox masscheck = new Checkbox("群发信件");
	TextArea contentfield = new TextArea(10,65);
	Button sendbutton = new Button("发    信");
	Button resetbutton = new Button("重    写");
	Button massbutton = new Button("群体邮件");
	Button attachbutton = new Button("粘贴附件");
	Listener listener = new Listener();
		
	public SendMail(){
		
		setTitle("新邮件");
		
		GridBagLayout gbl = new GridBagLayout();
		GridBagConstraints gbc = new GridBagConstraints();
		
		setLayout(gbl);
		
		//邮件地址,群发选择
		gbc.anchor = GridBagConstraints.WEST;
		gbc.insets = new Insets(1,1,1,1);
		gbc.gridwidth = 1;
		add(email,gbc);
		add(emailfield,gbc);
		masscheck.setState(false);
		add(masscheck,gbc);
		masscheck.addItemListener(listener);
		gbc.gridwidth = GridBagConstraints.REMAINDER;
		add(massbutton,gbc);
		massbutton.setEnabled(false);
		massbutton.setActionCommand("massbutton");
		massbutton.addActionListener(this);
		
		//邮件主题,发信帐号
		gbc.gridwidth = 1;
		add(subject,gbc);
		add(subjectfield,gbc);
		add(account,gbc);
		gbc.gridwidth = GridBagConstraints.REMAINDER;
		File dir = new File("account/");
		String [] listing = dir.list();
		for(int i=0;i<listing.length;i++)
			accountchoice.addItem(listing[i]);
		//accountchoice.addItem("Surname");
		//accountchoice.addItem("Secondname");
		add(accountchoice,gbc);
		//accountchoice.select(0);
				
		//邮件附件
		gbc.gridwidth = 1;
		add(attach,gbc);
		add(attachfield,gbc);
		gbc.gridwidth = GridBagConstraints.REMAINDER;
		add(attachbutton,gbc);
		attachbutton.setActionCommand("attachbutton");
		attachbutton.addActionListener(this);
		
		//邮件内容
		gbc.gridwidth = GridBagConstraints.REMAINDER;
		add(content,gbc);
		gbc.gridwidth = GridBagConstraints.REMAINDER;
		gbc.gridheight = 4;
		add(contentfield,gbc);

		//发信和取消按钮
		gbc.anchor = GridBagConstraints.SOUTH;
		gbc.fill = GridBagConstraints.HORIZONTAL;
		gbc.gridwidth = 2;
		add(sendbutton,gbc);
		sendbutton.setActionCommand("sendbutton");
		sendbutton.addActionListener(this);
		gbc.gridwidth = GridBagConstraints.REMAINDER;
		add(resetbutton,gbc);
		resetbutton.setActionCommand("resetbutton");
		resetbutton.addActionListener(this);

		//pack();	
		setSize(485,324);
		
		Dimension scrnSize = toolkit.getScreenSize();
		Dimension frmSize = getSize();
		
		System.out.println(frmSize.width + ":"+frmSize.height);
				
		setLocation(scrnSize.width/2-frmSize.width/2,scrnSize.height/2-frmSize.height/2);

		addWindowListener(new WindowAdapter(){
			public void windowClosing(WindowEvent event){
				dispose();
				//System.exit(0);
			}
		});
	}
	
	public void actionPerformed(ActionEvent e){
		if(e.getActionCommand().equals("massbutton")){
			FileDialog fd = new FileDialog(this,"打开邮件列表",FileDialog.LOAD);
			fd.setFile("*.txt");
			fd.show();
			if(fd.getFile()!=null)
			  emailfield.setText(fd.getDirectory()+fd.getFile());
		}else if(e.getActionCommand().equals("attachbutton")){
			FileDialog fd = new FileDialog(this,"要增加的附件",FileDialog.LOAD);
			fd.setFile("*.*");
			fd.show();
			if(fd.getFile()!=null)
				attachfield.setText(fd.getDirectory()+fd.getFile());
		}else if(e.getActionCommand().equals("resetbutton")){
			this.setTitle("新邮件");
			emailfield.setText("");
			subjectfield.setText("");
			attachfield.setText("");
			masscheck.setState(false);
			massbutton.setEnabled(false);
			contentfield.setText("");
		}else if(e.getActionCommand().equals("sendbutton")){
			//发信
			String fileline,getname,getparement;
			int pos;
			boolean ret;
			SMTP sendsmtp = new SMTP();
			
			this.setTitle("正在发信，稍侯......");
			//读取帐号信息
			try{
				FileReader fis = new FileReader("account/"+accountchoice.getSelectedItem());
				BufferedReader dis = new BufferedReader(fis);
				
				while((fileline = dis.readLine())!=null){
					this.setCursor(WAIT_CURSOR);
					pos = GetPos(fileline);
					if (pos>=0){
						getname = fileline.substring(0,pos - 1);
						getparement = fileline.substring(pos + 1,fileline.length());
						if(getname.equalsIgnoreCase("email"))
							sendsmtp.setFrom(getparement.trim());
						else if(getname.equalsIgnoreCase("user"))
							sendsmtp.setUser(getparement.trim());
						else if(getname.equalsIgnoreCase("password"))
							sendsmtp.setPass(getparement.trim());
						else if(getname.equalsIgnoreCase("smtp"))
							sendsmtp.setServer(getparement.trim());
					}
				}
				fis.close();
			}catch(IOException error){
			System.out.println("File Open Error!");
			}catch(Exception error){
				System.out.println("Exception:" + error);
			}

			sendsmtp.setSubject(subjectfield.getText().trim());
			sendsmtp.setBody(contentfield.getText().trim() + "\n\n ---《邮件群发1.0》 CopyRight to OUR Team ---");
			sendsmtp.attach(attachfield.getText());
			
			
			//读取邮件列表
			if(masscheck.getState() == true){
				try{
					FileReader fis = new FileReader(emailfield.getText());
					BufferedReader dis = new BufferedReader(fis);

					//int i = 0;
					//String ToString = new String();
					while((fileline = dis.readLine())!=null){	
						//if(i != 0)
						//	ToString = ToString + ";" + fileline.trim();
						//else{
						//	ToString = fileline.trim();
						//	this.setTitle(ToString);
						//}	
						//if(((++i)%10)==0){
							this.setCursor(WAIT_CURSOR);
							//System.out.println(ToString);
							sendsmtp.setTo(fileline.trim());
							//sendsmtp.setTo(ToString);
							ret = sendsmtp.sendMail();
							this.setCursor(DEFAULT_CURSOR);
						//	i = 0;
						//	ToString = "";
						//}
					}
					fis.close();
				}catch(Exception error){
					System.out.println("Exception:" + error);
				}
			}else{
				sendsmtp.setTo(emailfield.getText().trim());
				sendsmtp.setBcc("[e-mail]");
				try{
					ret = sendsmtp.sendMail();
				}catch(Exception error){
					//error.printStackTrace();
					System.out.println("Exception:" + error);
				}
			}

			//记录发信日志
			try{
				FileWriter logfile = new FileWriter("maillog.txt",true);
				BufferedWriter log = new BufferedWriter(logfile);
				log.write("["+System.currentTimeMillis()+"]");
				log.newLine();
				log.write("发信人:" + accountchoice.getSelectedItem());
				log.write("\t收件人:" + emailfield.getText());
				log.newLine();
				log.write("主题:" + subjectfield.getText());
				log.newLine();
				log.write("邮件内容:\n" + contentfield.getText());
				log.newLine();
				log.close();
			}catch(IOException error){
				System.out.println("File Open Error!");
			}catch(Exception error){
				System.out.println("Exception:"+e);
			}
			
			this.setTitle("本次发信完成");
			this.setCursor(DEFAULT_CURSOR);
		}
	}
	
	class Listener implements ItemListener{
		public void itemStateChanged(ItemEvent event){
			emailfield.setText("");
			if (masscheck.getState() == true)
				massbutton.setEnabled(true);
			else
				massbutton.setEnabled(false);			
		}
	}
	
	//获取"="所在位置
	static int GetPos(String iniString){
		int pos;
		
		pos = iniString.indexOf("=");
		
		return(pos);
	}
	
	public static void main(String[] args){
		SendMail demo = new SendMail();
		
		demo.setVisible(true);
		demo.setResizable(false);
	}
}