Delphi DLL Requires Chilkat v11.0.0+

Transition from Imap.FetchChunk to Imap.FetchRange

Provides instructions for replacing deprecated FetchChunk method calls with FetchRange. Delphi DLL

var
success: Boolean;
imap: HCkImap;
startSeqNum: Integer;
count: Integer;
failedSet: HCkMessageSet;
fetchedSet: HCkMessageSet;
bundleObj: HCkEmailBundle;
headersOnly: Boolean;
bundleOut: HCkEmailBundle;

begin
success := False;

imap := CkImap_Create();

//  ...
//  ...

startSeqNum := 1;
count := 5;

failedSet := CkMessageSet_Create();
fetchedSet := CkMessageSet_Create();

//  ------------------------------------------------------------------------
//  The FetchChunk method is deprecated:

bundleObj := CkImap_FetchChunk(imap,startSeqNum,count,failedSet,fetchedSet);
if (CkImap_getLastMethodSuccess(imap) = False) then
  begin
    Memo1.Lines.Add(CkImap__lastErrorText(imap));
    Exit;
  end;

//  ...
//  ...

CkEmailBundle_Dispose(bundleObj);

//  ------------------------------------------------------------------------
//  Do the equivalent using FetchRange.
//  Your application creates a new, empty EmailBundle object which is passed 
//  in the last argument and filled upon success.

headersOnly := False;

bundleOut := CkEmailBundle_Create();
success := CkImap_FetchRange(imap,headersOnly,startSeqNum,count,bundleOut);
if (success = False) then
  begin
    Memo1.Lines.Add(CkImap__lastErrorText(imap));
    Exit;
  end;

CkImap_Dispose(imap);
CkMessageSet_Dispose(failedSet);
CkMessageSet_Dispose(fetchedSet);
CkEmailBundle_Dispose(bundleOut);