(Delphi ActiveX) Transition from MailMan.LoadMbx to MailMan.LoadMbxFile

Provides instructions for replacing deprecated LoadMbx method calls with LoadMbxFile.

Note: This example requires Chilkat v11.0.0 or greater.

Chilkat for Delphi Downloads Chilkat ActiveX DLL for Delphi Chilkat non-ActiveX DLL for Delphi * The examples here use the ActiveX DLL.

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
mailman: TChilkatMailMan;
filePath: WideString;
bundleObj: IChilkatEmailBundle;
bundleOut: TChilkatEmailBundle;
success: Integer;

begin
mailman := TChilkatMailMan.Create(Self);

// ...
// ...

filePath := 'c:/test/example.mbx';

// ------------------------------------------------------------------------
// The LoadMbx method is deprecated:

bundleObj := mailman.LoadMbx(filePath);
if (mailman.LastMethodSuccess = 0) then
  begin
    Memo1.Lines.Add(mailman.LastErrorText);
    Exit;
  end;

// ...
// ...

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

bundleOut := TChilkatEmailBundle.Create(Self);
success := mailman.LoadMbxFile(filePath,bundleOut.ControlInterface);
if (success = 0) then
  begin
    Memo1.Lines.Add(mailman.LastErrorText);
    Exit;
  end;
end;