unit Unit1;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, StdCtrls;

type
  TForm1 = class(TForm)
    Button1: TButton;
    Button2: TButton;
    Label1: TLabel;
    procedure Button2Click(Sender: TObject);
    procedure Button1Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}

procedure TForm1.Button1Click(Sender: TObject);
var s: string;
begin
   GetDir(0,s); // 0 = bieżący dysk i folder
   ShowMessage('Bieżący dysk i katalog: ' + s);
end;

procedure TForm1.Button2Click(Sender: TObject);
begin
  if SetCurrentDir('c:\test') then
  ShowMessage('Po zmianie bieżący dysk i katalog: c:\test');
end;

end.
