Mengambar pada title bar

unit Unit1;

interface

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

type
  TForm1 = class(TForm)
  private
    procedure WMNCPaint(var Msg: TWMNCPaint); message WM_NCPAINT;
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}

procedure TForm1.WMNCPaint(var Msg: TWMNCPaint);

var
  ACanvas : TCanvas;
begin
  inherited;
  ACanvas := TCanvas.Create;
  try
    ACanvas.Handle := GetWindowDC(Form1.Handle);
    with ACanvas do begin
      Brush.Color := clActiveCaption;
      Font.Name := 'Tahoma';
      Font.Size := 8;
      Font.Color := clYellow;
      Font.Style := [fsItalic, fsBold];
      TextOut(GetSystemMetrics(SM_CYMENU) + GetSystemMetrics(SM_CXBORDER),
              Round((GetSystemMetrics(SM_CYCAPTION) - Abs(Font.Height))/2) + 1,
              ' Teks pada Caption');
    end;
  finally
    ReleaseDC(Form1.Handle, ACanvas.Handle);
    ACanvas.Free;
  end;
end;

end.