// efg, Nov 1999
// Example of how to use full screen in Delphi

unit Unit1;

interface

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

type
  TForm1 = class(TForm)
    Button1: TButton;
    procedure FormCreate(Sender: TObject);
    procedure Button1Click(Sender: TObject);
  private
    { Private declarations }
  public
     PROCEDURE CreateParams(VAR Params:  TCreateParams);  OVERRIDE;
  end;

var
  Form1: TForm1;

implementation

{$R *.DFM}

procedure TForm1.FormCreate(Sender: TObject);
begin
  // Full Screen (but still with top Windows title area)
  WindowState := wsMaximized
end;


// Get rid of top Windows caption bar and border
PROCEDURE TForm1.CreateParams(VAR Params:  TCreateParams);
BEGIN
  Inherited CreateParams(Params);
   WITH Params DO
      Style := (Style OR WS_POPUP) AND
               (NOT (WS_BORDER OR WS_THICKFRAME OR WS_DLGFRAME))
END {CreateParams};


procedure TForm1.Button1Click(Sender: TObject);
begin
  Close
end;

end.