Delphi ActiveX

Transition from Cert.GetCertChain to Cert.BuildCertChain

Provides instructions for replacing deprecated GetCertChain method calls with BuildCertChain. 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;
cert: TChilkatCert;
certchainObj: IChilkatCertChain;
certchainOut: TChilkatCertChain;

begin
success := 0;

cert := TChilkatCert.Create(Self);

// ------------------------------------------------------------------------
// The GetCertChain method is deprecated:

certchainObj := cert.GetCertChain();
if (cert.LastMethodSuccess = 0) then
  begin
    Memo1.Lines.Add(cert.LastErrorText);
    Exit;
  end;

// ...
// ...

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

certchainOut := TChilkatCertChain.Create(Self);
success := cert.BuildCertChain(certchainOut.ControlInterface);
if (success = 0) then
  begin
    Memo1.Lines.Add(cert.LastErrorText);
    Exit;
  end;
end;