(Delphi ActiveX) POP3 Fetch Mime Source of Email by UIDL

Demonstrates how to fetch the MIME source of a single email by UIDL.

Chilkat for Delphi Downloads Chilkat ActiveX DLL for Delphi Chilkat non-ActiveX DLL for Delphi * The examples here use the ActiveX DLL.

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
mailman: TChilkatMailMan;
sa: ICkStringArray;
numUidls: Integer;
bdMime: TChilkatBinData;
uidl: WideString;
success: Integer;

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

mailman := TChilkatMailMan.Create(Self);

mailman.MailHost := 'pop.example.com';

mailman.PopUsername := 'myLogin';
mailman.PopPassword := 'myPassword';

mailman.MailPort := 995;
mailman.PopSsl := 1;

sa := mailman.GetUidls();
if (mailman.LastMethodSuccess = 0) then
  begin
    Memo1.Lines.Add(mailman.LastErrorText);
    Exit;
  end;

numUidls := sa.Count;
bdMime := TChilkatBinData.Create(Self);

// Download the 1st email and save to a file.
if (numUidls > 0) then
  begin
    uidl := sa.GetString(0);
    Memo1.Lines.Add(uidl);

    // Download the MIME source of the email into bdMime.
    // The bdMime contains the email exactly as it is on the mail server.
    success := mailman.FetchMimeBd(uidl,bdMime.ControlInterface);
    if (success = 0) then
      begin
        Memo1.Lines.Add(mailman.LastErrorText);
        Exit;
      end;

    success := bdMime.WriteFile('qa_output/firstEmail.eml');
  end;
end;