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with HauptForm do
    begin
      POP.Host := POPHost;
      POP.Port := POPPort;
      POP.Username := POPUser;
      POP.Password := POPPwd;
      Application.ProcessMessages;
      POP.Connect;
      MailCount := POP.CheckMessages;
      Mailgroesse := POP.RetrieveMailBoxSize div 1024;
      StatusBar1.Panels.Items[0].Text := 'Anzahl Mails: ' +
        IntToStr(MailCount) + ' Grösse: ' + IntToStr(MailGroesse) + ' Kb';
      for intIndex := 1 to MailCount do
      begin
        msg.Clear;
        POP.Retrieve(intIndex, Msg);
        itm := Listview1.Items.Add;
        itm.Caption := Msg.From.Text;
        itm.SubItems.Add(Msg.Subject);
        itm.SubItems.Add(inttostr(ord(Msg.Priority)));
        for i := 0 to Msg.MessageParts.Count - 1 do
        begin
          if Msg.MessageParts.Items[i] is TIDAttachment then
          begin
            filename := (Msg.MessageParts.Items[i] as TIDAttachment).Filename;
            (Msg.MessageParts.Items[i] as
              TIDAttachment).SaveToFile(ExtractFilePath(Application.ExeName) +
              '/Mail-In/' + filename);
          end;
        end;
        itm.SubItems.Add('Anhang');
        itm.SubItems.Add(DateToStr(Msg.Date));
        itm.SubItems.Add(TimeTostr(Msg.Date));
        if itm.SubItems.Add(IntToStr(POP.RetrieveMsgSize(intIndex) div 1024) +
          ' K-Bytes') = 0 then
          itm.SubItems.Add(IntToStr(1) + ' K-Bytes');
        Msg.SaveToFile(ExtractFilePath(Application.ExeName) +
          '/Mail-In/Projekt-Mail' + IntToStr(intIndex) + '.eml');
        POP.Delete(intIndex);
      end;
      POP.Disconnect;
    end;
  end;