Delphi ActiveX

Transition from Imap.FetchBundle to Imap.FetchMsgSet

Provides instructions for replacing deprecated FetchBundle method calls with FetchMsgSet. Delphi ActiveX

uses
    Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
    Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, Chilkat_TLB;

...

procedure TForm1.Button1Click(Sender: TObject);
var
success: Integer;
imap: TChilkatImap;
mset: TMessageSet;
bundleObj: IChilkatEmailBundle;
headersOnly: Integer;
bundleOut: TChilkatEmailBundle;

begin
success := 0;

imap := TChilkatImap.Create(Self);

// ...
// ...

mset := TMessageSet.Create(Self);
success := imap.QueryMbx('FROM joe@example.com',1,mset.ControlInterface);
// ...
// ...

// ------------------------------------------------------------------------
// The FetchBundle method is deprecated:

bundleObj := imap.FetchBundle(mset.ControlInterface);
if (imap.LastMethodSuccess = 0) then
  begin
    Memo1.Lines.Add(imap.LastErrorText);
    Exit;
  end;

// ...
// ...

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

headersOnly := 0;

bundleOut := TChilkatEmailBundle.Create(Self);
success := imap.FetchMsgSet(headersOnly,mset.ControlInterface,bundleOut.ControlInterface);
if (success = 0) then
  begin
    Memo1.Lines.Add(imap.LastErrorText);
    Exit;
  end;
end;