Create Email with Non-Standard Binary Body

Creates an email where the only body is a binary WAV file. The technique used in the example could be applied to other binary files, such as PDF, MS-WORD docs, Excel docs, etc.

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Chilkat.Mime mime = new Chilkat.Mime();
bool success;

success = mime.UnlockComponent("Anything for 30-day trial.");
if (success == false) {
    textBox1.Text += mime.LastErrorText + "\r\n";
    return;
}

success = mime.SetBodyFromFile("VoiceMessage.wav");
if (success == false) {
    textBox1.Text += mime.LastErrorText + "\r\n";
    return;
}

//  The MIME has this header:
//  Content-Disposition: attachment;
//  	 filename="VoiceMessage.wav"
//  Content-Transfer-Encoding: base64
//  Content-Type: audio/x-wav;
//  	name="VoiceMessage.wav"

//  We don't want the content-disposition to be an
//  attachment -- otherwise the email object will self-correct
//  and put it in a multipart/mixed format...
mime.Disposition = "";
mime.Filename = "";

string strMime;
strMime = mime.GetMime();
textBox1.Text += strMime + "\r\n";

//  Now load it into an email object:
Chilkat.Email email = new Chilkat.Email();
success = email.SetFromMimeText(strMime);
if (success == false) {
    textBox1.Text += email.LastErrorText + "\r\n";
    return;
}

//  Add subject, TO, FROM, etc.
email.Subject = "This is a test";
email.From = "support@chilkatsoft.com";
email.AddTo("Matt","matt@chilkatsoft.com");

//  Your email is ready to send.
//  (but for this example, we'll simply save it to a file...)
success = email.SaveEml("email.eml");
if (success == false) {
    textBox1.Text += email.LastErrorText + "\r\n";
    return;
}

MessageBox.Show("OK!");