public classSendMail

{privateMailMessage mailMessage;privateSmtpClient smtpClient;private string password;//发件人密码

///

///处审核后类的实例///

/// 收件人地址

/// 发件人地址

/// 邮件正文

/// 邮件的主题

/// 发件人密码

public SendMail(string[] To, string From, string Body, string Title, stringPassword)

{

mailMessage= newMailMessage();foreach (var item inTo)

{

mailMessage.To.Add(item);

}

mailMessage.From= newSystem.Net.Mail.MailAddress(From);

mailMessage.Subject=Title;

mailMessage.Body=Body;

mailMessage.IsBodyHtml= true;

mailMessage.BodyEncoding=System.Text.Encoding.UTF8;

mailMessage.Priority=System.Net.Mail.MailPriority.Normal;this.password =Password;

}///

///添加附件///

public void Attachments(stringPath)

{string[] path = Path.Split(',');

Attachment data;

ContentDisposition disposition;for (int i = 0; i < path.Length; i++)

{

data= new Attachment(path[i], MediaTypeNames.Application.Octet);//实例化附件

disposition =data.ContentDisposition;

disposition.CreationDate= System.IO.File.GetCreationTime(path[i]);//获取附件的创建日期

disposition.ModificationDate = System.IO.File.GetLastWriteTime(path[i]);//获取附件的修改日期

disposition.ReadDate = System.IO.File.GetLastAccessTime(path[i]);//获取附件的读取日期

mailMessage.Attachments.Add(data);//添加到附件中

}

}///

///异步发送邮件///

///

public voidSendAsync(SendCompletedEventHandler CompletedMethod)

{if (mailMessage != null)

{

smtpClient= newSmtpClient();

smtpClient.Credentials= new System.Net.NetworkCredential(mailMessage.From.Address, password);//设置发件人身份的票据

smtpClient.DeliveryMethod =System.Net.Mail.SmtpDeliveryMethod.Network;

smtpClient.Host= "smtp." +mailMessage.From.Host;

smtpClient.SendCompleted+= new SendCompletedEventHandler(CompletedMethod);//注册异步发送邮件完成时的事件

smtpClient.SendAsync(mailMessage, mailMessage.Body);

}

}///

///发送邮件///

public voidSend()

{if (mailMessage != null)

{using (smtpClient = newSmtpClient())

{

smtpClient.Timeout= 9999999;

smtpClient.Credentials= new System.Net.NetworkCredential(mailMessage.From.Address, password);//设置发件人身份的票据

smtpClient.DeliveryMethod =System.Net.Mail.SmtpDeliveryMethod.Network;

smtpClient.Host= "smtp." +mailMessage.From.Host;

smtpClient.Send(mailMessage);

mailMessage.Attachments.Dispose();

}

}

}