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(Delphi ActiveX) Download Unread Email from IMAP MailboxDownload unread email messages from an IMAP mailbox. Note: This example requires Chilkat v11.0.0 or greater.
uses Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics, Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, Chilkat_TLB; ... procedure TForm1.Button1Click(Sender: TObject); 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(); end; |
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