[Win7] Icon aus Taskleiste entfernen für unsichtbare App

[Gehstock]

hab das immer so:

Delphi-Quellcode:

Uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, TlHelp32, ShellApi;



procedure TForm1.FormCreate(Sender: TObject);
var
  hwndOwner: HWnd;
begin
    hwndOwner := GetWindow(Handle, GW_OWNER);
    ShowWindow(hwndOwner, SW_HIDE);
    ShowWindowAsync(hwndOwner, SW_HIDE);
    ShowWindowAsync(Self.Handle, SW_HIDE);
end;