如何在ASP.NET中發送內嵌圖片的郵件

  如何在ASP.NET中發送內嵌圖片的郵件

using System.Net.Mail;using System.Net.Mime;                MailMessage mail = new MailMessage();        //set the addresses        mail.From = new MailAddress("xx@xxx.com");        mail.To.Add("xx@xxx.com");        //set the content        mail.Subject = "Test";//first we create the Plain Text part        AlternateView plainView = AlternateView.CreateAlternateViewFromString("This is my text , viewable by those clients that don't support html", null, "text/plain");        string htmlView1 = "This is my text , viewable by those clients that don't support html";        //then we create the Html part        //to embed images, we need to use the prefix 'cid' in the img src value        //the cid value will map to the Content-Id of a Linked resource.        //thus <img src='cid:logo'> will map to a LinkedResource with a ContentId of 'companylogo'        AlternateView htmlView = AlternateView.CreateAlternateViewFromString(htmlView1 + "<a href = "" ><img src="cid:logo" /></a>", null, System.Net.Mime.MediaTypeNames.Text.Html);        //create the LinkedResource (embedded image)        string path = Server.MapPath(@"Images/logo.jpg");      //  LinkedResource logo = new LinkedResource(path);        LinkedResource logo = new LinkedResource(path, "image/jpeg");        logo.ContentId = "logo";        //add the LinkedResource to the appropriate view        htmlView.LinkedResources.Add(logo);        //add the views        mail.AlternateViews.Add(plainView);        mail.AlternateViews.Add(htmlView);        mail.IsBodyHtml = true;        //send the message        SmtpClient smtp = new SmtpClient();//"127.0.0.1"); //specify the mail server address        smtp.Send(mail);