unit Unit1;

{©Drkb v.3(2007): www.drkb.ru}

interface

uses

 Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,

 Dialogs, ExtCtrls, StdCtrls, ComCtrls, XPMan;



type

 TForm1 = class(TForm)

  Button1: TButton;

  Button2: TButton;

  Button3: TButton;

  Button4: TButton;

  Button5: TButton;

  XPManifest1: TXPManifest;

  procedure FormCreate(Sender: TObject);

 private

  procedure Unload2Themes(var M:TMSG); message WM_USER+1;

 public

  { Public declarations }

 end;

var

 Form1: TForm1;

implementation

{$R *.dfm}

function SetWindowTheme(hwnd: HWND; pszSubAppName: LPCWSTR;

  pszSubIdList: LPCWSTR): HRESULT; stdcall; external 'uxtheme.dll';



procedure TForm1.Unload2Themes(var M: TMSG);

begin

 SetWindowTheme(Button4.Handle, ' ', ' ');

 SetWindowTheme(Button5.Handle, ' ', ' ');

 SetWindowTheme(Form1.Handle, ' ', ' ');

end;

procedure TForm1.FormCreate(Sender: TObject);

begin

 PostMessage(Handle,WM_USER+1,0,0)

end;

end.