Delphi DLL Requires Chilkat v11.0.0+

Transition from MailMan.FetchByMsgnum to MailMan.FetchOne

Provides instructions for replacing deprecated FetchByMsgnum method calls with FetchOne. Delphi DLL

var
success: Boolean;
mailman: HCkMailMan;
msgnum: Integer;
emailObj: HCkEmail;
headerOnly: Boolean;
numBodyLines: Integer;
emailOut: HCkEmail;

begin
success := False;

mailman := CkMailMan_Create();

//  ...
//  ...

msgnum := 123;

//  ------------------------------------------------------------------------
//  The FetchByMsgnum method is deprecated:

emailObj := CkMailMan_FetchByMsgnum(mailman,msgnum);
if (CkMailMan_getLastMethodSuccess(mailman) = False) then
  begin
    Memo1.Lines.Add(CkMailMan__lastErrorText(mailman));
    Exit;
  end;

//  ...
//  ...

CkEmail_Dispose(emailObj);

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

headerOnly := False;
//  Irrelevant because we are not downloading headers-only.
numBodyLines := 0;

emailOut := CkEmail_Create();
success := CkMailMan_FetchOne(mailman,headerOnly,numBodyLines,msgnum,emailOut);
if (success = False) then
  begin
    Memo1.Lines.Add(CkMailMan__lastErrorText(mailman));
    Exit;
  end;

CkMailMan_Dispose(mailman);
CkEmail_Dispose(emailOut);