Delphi DLL Requires Chilkat v11.0.0+

Subscribe to Mailboxes and List Subscribed Mailboxes

See more IMAP Examples

Demonstrates how to list subscribed mailboxes, and unsubscribe/subscribe to a mailbox. Delphi DLL

var
success: Boolean;
imap: HCkImap;
refName: PWideChar;
wildcardedMailbox: PWideChar;
subscribed: Boolean;
mboxes: HCkMailboxes;
i: Integer;

begin
success := False;

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

imap := CkImap_Create();

//  Connect to an IMAP server.
//  Use TLS
CkImap_putSsl(imap,True);
CkImap_putPort(imap,993);
success := CkImap_Connect(imap,'imap.example.com');
if (success = False) then
  begin
    Memo1.Lines.Add(CkImap__lastErrorText(imap));
    Exit;
  end;

//  Login
success := CkImap_Login(imap,'myLogin','myPassword');
if (success = False) then
  begin
    Memo1.Lines.Add(CkImap__lastErrorText(imap));
    Exit;
  end;

//  First examine the already subscribed mailboxes.
refName := '';
wildcardedMailbox := '*';
subscribed := True;

mboxes := CkMailboxes_Create();
success := CkImap_MbxList(imap,subscribed,refName,wildcardedMailbox,mboxes);
if (success = False) then
  begin
    Memo1.Lines.Add(CkImap__lastErrorText(imap));
    Exit;
  end;

i := 0;
while i < CkMailboxes_getCount(mboxes) do
  begin
    Memo1.Lines.Add(CkMailboxes__getName(mboxes,i));
    i := i + 1;
  end;

Memo1.Lines.Add('----');

//  Sample output.

//  INBOX
//  INBOX/recent
//  INBOX/misc
//  INBOX/misc/solutions
//  ...
//  Outbox
//  Deleted Items
//  Sent Items
//  Drafts
//  Junk E-mail
//  Trash
//  Sent
//  Templates

//  Let's unsubscribe to "INBOX/misc/solutions".
success := CkImap_Unsubscribe(imap,'INBOX/misc/solutions');
if (success = False) then
  begin
    Memo1.Lines.Add(CkImap__lastErrorText(imap));
    Exit;
  end;

//  Get the list of subscribed mailboxes again to verify that "INBOX/misc/solutions" is missing.
success := CkImap_MbxList(imap,subscribed,'','INBOX/misc*',mboxes);
if (success = False) then
  begin
    Memo1.Lines.Add(CkImap__lastErrorText(imap));
    Exit;
  end;

i := 0;
while i < CkMailboxes_getCount(mboxes) do
  begin
    Memo1.Lines.Add(CkMailboxes__getName(mboxes,i));
    i := i + 1;
  end;

Memo1.Lines.Add('----');

//  Re-subscribe to "INBOX/misc/solutions".
success := CkImap_Subscribe(imap,'INBOX/misc/solutions');
if (success = False) then
  begin
    Memo1.Lines.Add(CkImap__lastErrorText(imap));
    Exit;
  end;

//  Get the list of subscribed mailboxes again to verify that "INBOX/misc/solutions" is back in the list.
success := CkImap_MbxList(imap,subscribed,'','INBOX/misc*',mboxes);
if (success = False) then
  begin
    Memo1.Lines.Add(CkImap__lastErrorText(imap));
    Exit;
  end;

i := 0;
while i < CkMailboxes_getCount(mboxes) do
  begin
    Memo1.Lines.Add(CkMailboxes__getName(mboxes,i));
    i := i + 1;
  end;

Memo1.Lines.Add('----');

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

CkImap_Dispose(imap);
CkMailboxes_Dispose(mboxes);