Delphi DLL Requires Chilkat v11.0.0+

Process Large POP3 Mailbox

Demonstrates how to read email from a mailbox that may contain a large number of emails. Delphi DLL

var
success: Boolean;
mailman: HCkMailMan;
stUidls: HCkStringTable;
email: HCkEmail;
count: Integer;
i: Integer;
uidl: PWideChar;

begin
success := False;

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

mailman := CkMailMan_Create();

CkMailMan_putMailHost(mailman,'pop.example.com');

CkMailMan_putPopUsername(mailman,'myLogin');
CkMailMan_putPopPassword(mailman,'myPassword');

CkMailMan_putMailPort(mailman,995);
CkMailMan_putPopSsl(mailman,True);

//  Get the list of UIDLs for all emails in the mailbox.
stUidls := CkStringTable_Create();
success := CkMailMan_FetchUidls(mailman,stUidls);
if (success = False) then
  begin
    Memo1.Lines.Add(CkMailMan__lastErrorText(mailman));
    Exit;
  end;

//  Download each email by UIDL.
email := CkEmail_Create();

count := CkStringTable_getCount(stUidls);
i := 0;
while i < count do
  begin
    //  Download the full email.
    uidl := CkStringTable__stringAt(stUidls,i);
    success := CkMailMan_FetchByUidl(mailman,uidl,False,0,email);
    if (success = False) then
      begin
        Memo1.Lines.Add(CkMailMan__lastErrorText(mailman));
        Exit;
      end;

    Memo1.Lines.Add(IntToStr(i));
    Memo1.Lines.Add('UIDL: ' + uidl);
    Memo1.Lines.Add('From: ' + CkEmail__from(email));
    Memo1.Lines.Add('Subject: ' + CkEmail__subject(email));

    i := i + 1;
  end;

CkMailMan_Pop3EndSession(mailman);

CkMailMan_Dispose(mailman);
CkStringTable_Dispose(stUidls);
CkEmail_Dispose(email);