(Mono C#) Download Unread Email from IMAP Mailbox

Download unread email messages from an IMAP mailbox.

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// This example assumes the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.

Chilkat.Imap imap = new Chilkat.Imap();

// Connect to an IMAP server.
// Use TLS
imap.Ssl = true;
imap.Port = 993;
bool success = imap.Connect("imap.someMailServer.com");
if (success != true) {
    Debug.WriteLine(imap.LastErrorText);
    return;
}

// Login
success = imap.Login("admin@chilkatsoft.com","myPassword");
if (success != true) {
    Debug.WriteLine(imap.LastErrorText);
    return;
}

// Select an IMAP mailbox
success = imap.SelectMailbox("Inbox");
if (success != true) {
    Debug.WriteLine(imap.LastErrorText);
    return;
}

Chilkat.MessageSet messageSet = null;
bool fetchUids = true;

// Find emails marked as seen or not already seen:
string seenSearch = "SEEN";
string notSeenSearch = "NOT SEEN";

// Get the set of unseen message UIDs
messageSet = imap.Search(notSeenSearch,fetchUids);
if (imap.LastMethodSuccess == false) {
    Debug.WriteLine(imap.LastErrorText);
    return;
}

// Fetch the unseen emails into a bundle object:
Chilkat.EmailBundle bundle = null;
bundle = imap.FetchBundle(messageSet);
if (imap.LastMethodSuccess == false) {

    Debug.WriteLine(imap.LastErrorText);
    return;
}

// Display the Subject and From of each email.
int i = 0;
int numEmails = bundle.MessageCount;
while (i < numEmails) {
    Chilkat.Email email = bundle.GetEmail(i);

    Debug.WriteLine(email.GetHeaderField("Date"));
    Debug.WriteLine(email.Subject);
    Debug.WriteLine(email.From);
    Debug.WriteLine("--");

    i = i + 1;
}

// Disconnect from the IMAP server.
success = imap.Disconnect();