メール送受信



     メール送信

   public SmtpClient Connect()
        {
            SmtpClient client = new SmtpClient();

            try
            {
                client.Credentials = new NetworkCredential(Settings.Default.userName, Settings.Default.password);
                client.Host = Settings.Default.host;
                client.Port = 587;
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message, "送信接続時にエラーが発生しました", MessageBoxButtons.OK, MessageBoxIcon.Error);
            }
            return client;
        }

        public void SendSummary(SmtpClient client, ObservableCollection<Summary> summaries, bool isHave)
        {
            try
            {
                var summary = (from model in summaries
                               orderby model.SendDateTime descending
                               select model).First();
                MailMessage msg = new MailMessage();
                msg.To.Add(Settings.Default.toAddress);
                msg.From = new MailAddress(Settings.Default.userName);
                msg.Subject = summary.Title;
                msg.SubjectEncoding = Encoding.UTF8;
                msg.Body = summary.Description;
                if (isHave == true)
                {
                    Attachment data = new Attachment(Application.StartupPath + "\\" + NormalTextNames.fileName);
                    msg.Attachments.Add(data);
                }
                client.Send(msg);
                //リソースを解放する
                msg.Attachments.Dispose();
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message, "Summary送信時にエラーが発生しました", MessageBoxButtons.OK, MessageBoxIcon.Error);
            }
            client.Dispose();
        }