Send Email with Inline Attachment

Create an send an email with an inline attachment.

Download Chilkat .NET for 2.0 Framework

Download Chilkat .NET for 1.0 / 1.1 Framework

//  The mailman object is used for sending and receiving email.
Chilkat.MailMan mailman = new Chilkat.MailMan();

//  Any string argument automatically begins the 30-day trial.
bool success;
success = mailman.UnlockComponent("30-day trial");
if (success != true) {
    MessageBox.Show("Component unlock failed");
    return;
}

//  Set the SMTP server.
mailman.SmtpHost = "smtp.chilkatsoft.com";

//  You may need a login/password.  In many cases,
//  authentication is not required when sending local email
//  (i.e. to email addresses having the same domain as the
//  SMTP server), but is required when sending to non-local
//  recipients.
mailman.SmtpUsername = "myLogin";
mailman.SmtpPassword = "myPassword";

//  Create a new email object
Chilkat.Email email = new Chilkat.Email();

email.Subject = "This is a test";
email.Body = "This is a test";
email.From = "Chilkat Support <support@chilkatsoft.com>";
email.AddTo("Chilkat Admin","admin@chilkatsoft.com");

//  Add any number of attachments:
string contentType;

contentType = email.AddFileAttachment("c:/temp/dude.gif");
if (contentType == null ) {
    MessageBox.Show(email.LastErrorText);
    return;
}

//  Update the content-disposition header field for the attachment
//  so that it's sent inline:
//  AddAttachmentHeader replaces the header field if it already
//  exists.
email.AddAttachmentHeader(0,"content-disposition","inline; filename=\"dude.gif\"");

success = mailman.SendEmail(email);
if (success != true) {
    MessageBox.Show(mailman.LastErrorText);
}
else {
    MessageBox.Show("Mail Sent!");
}