Delphi ActiveX Requires Chilkat v11.0.0+

Download Unread Email from IMAP Mailbox

Download unread email messages from an IMAP mailbox. Delphi ActiveX

var
success: Integer;
imap: TChilkatImap;
seenSearch: WideString;
notSeenSearch: WideString;
fetchUids: Integer;
messageSet: TMessageSet;
bundle: TChilkatEmailBundle;
headersOnly: Integer;
email: TChilkatEmail;
i: Integer;
numEmails: Integer;

begin
success := 0;

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

imap := TChilkatImap.Create(Self);

//  Connect to an IMAP server.
//  Use TLS
imap.Ssl := 1;
imap.Port := 993;
success := imap.Connect('imap.example.com');
if (success = 0) then
  begin
    Memo1.Lines.Add(imap.LastErrorText);
    Exit;
  end;

//  Login
success := imap.Login('admin@chilkatsoft.com','myPassword');
if (success = 0) then
  begin
    Memo1.Lines.Add(imap.LastErrorText);
    Exit;
  end;

//  Select an IMAP mailbox
success := imap.SelectMailbox('Inbox');
if (success = 0) then
  begin
    Memo1.Lines.Add(imap.LastErrorText);
    Exit;
  end;

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

//  Get the set of unseen message UIDs
fetchUids := 1;
messageSet := TMessageSet.Create(Self);
success := imap.QueryMbx(notSeenSearch,fetchUids,messageSet.ControlInterface);
if (success = 0) then
  begin
    Memo1.Lines.Add(imap.LastErrorText);
    Exit;
  end;

//  Fetch the unseen emails into a bundle object:
bundle := TChilkatEmailBundle.Create(Self);
headersOnly := 0;
success := imap.FetchMsgSet(headersOnly,messageSet.ControlInterface,bundle.ControlInterface);
if (success = 0) then
  begin
    Memo1.Lines.Add(imap.LastErrorText);
    Exit;
  end;

//  Display the Subject and From of each email.
email := TChilkatEmail.Create(Self);
i := 0;
numEmails := bundle.MessageCount;
while i < numEmails do
  begin
    bundle.EmailAt(i,email.ControlInterface);

    Memo1.Lines.Add(email.GetHeaderField('Date'));
    Memo1.Lines.Add(email.Subject);
    Memo1.Lines.Add(email.From);
    Memo1.Lines.Add('--');
    i := i + 1;
  end;

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