c# 调用OutLook

第一部分:发送邮件

public static void OutlookToEmail()
    {
        Application App = new Application();
        MailItem Item = (MailItem)App.CreateItem(OlItemType.olMailItem);
        Item.To = "xxxx@qq.com";
        Item.Subject = "xxx需求会议";
        Item.BodyFormat = OlBodyFormat.olFormatHTML;
        string content = "啦啦啦德玛西亚！";
        Item.HTMLBody = content;
        ((_MailItem)Item).Send();
        Item = null;
        App = null;
    }

 

第二部分：发送会议邀请

public static void OutlookToMeetingInvitation()
    {
        string[] Requireds = { "xxxxx@qq.com" };//收件人
        string[] Optionals = { "xx@galaxysoftware.com.cn" };//抄送人
        try
        {
            ApplicationClass App = new ApplicationClass();
            //会议是约会的一种
            AppointmentItem Item = (AppointmentItem)App.CreateItem(OlItemType.olAppointmentItem);
            Item.MeetingStatus = OlMeetingStatus.olMeeting;
            //邮件主题
            Item.Subject = "xxx需求会议";
            //邮件内容
            Item.Body = "啦啦啦德玛西亚！";
            //地址
            Item.Location = "东方明珠塔";
            //开始时间　
            Item.Start = Convert.ToDateTime("2018-12-18 17:30");
            //结束时间
            Item.End = Convert.ToDateTime("2018-12-18 18:30");
            //提醒设置
            Item.ReminderSet = true;
            Item.ReminderMinutesBeforeStart = 10; //提前多长时间通知
            //是否全天事件
            Item.AllDayEvent = false;
            Item.BusyStatus = OlBusyStatus.olBusy;
            //索引从1开始，而不是从0
            //发件人的帐号信息
            Item.SendUsingAccount = App.Session.Accounts[1];

            Recipient force = null;
            for (int i = 0; i < Requireds.Count(); i++)
            {
                if (!string.IsNullOrWhiteSpace(Requireds[i]))
                {
                    //收件人
                    force = Item.Recipients.Add(Requireds[i]);
                }

                if (force != null)
                {
                    force.Type = (int)OlMeetingRecipientType.olRequired;
                }
            }

            Recipient opt = null;
            for (int i = 0; i < Optionals.Count(); i++)
            {

                if (!string.IsNullOrWhiteSpace(Optionals[i]))
                {
                    //抄送人
                    opt = Item.Recipients.Add(Optionals[i]);
                }

                if (opt != null)
                {
                    opt.Type = (int)OlMeetingRecipientType.olOptional;
                }
            }
            Item.Recipients.ResolveAll();
            ((_AppointmentItem)Item).Send();
            //System.Threading.Thread.Sleep(3000);

        }
        catch (System.Exception e)
        {

        }
    }