Delphi ActiveX

Transition from Email.Clone to Email.MakeCopy

Provides instructions for replacing deprecated Clone method calls with MakeCopy. 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;
email: TChilkatEmail;
emailObj: IChilkatEmail;
emailOut: TChilkatEmail;

begin
success := 0;

email := TChilkatEmail.Create(Self);

// ...
// ...

// ------------------------------------------------------------------------
// The Clone method is deprecated:

emailObj := email.Clone();
if (email.LastMethodSuccess = 0) then
  begin
    Memo1.Lines.Add(email.LastErrorText);
    Exit;
  end;

// ...
// ...

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

emailOut := TChilkatEmail.Create(Self);
success := email.MakeCopy(emailOut.ControlInterface);
if (success = 0) then
  begin
    Memo1.Lines.Add(email.LastErrorText);
    Exit;
  end;
end;