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Автор: Admin
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unit Stealth;

interface
uses
  WinTypes, WinProcs, Classes, Forms, SysUtils, Controls, Messages;

type
  TStealth = class(TComponent)
  private
    fHideApp: Boolean;
    procedure SetHideApp(Value: Boolean);
  protected
    { Protected declarations }
    procedure HideApplication;
    procedure ShowApplication;
  public
    { Public declarations }
    constructor Create(AOwner: TComponent); override;
    destructor Destroy; override;
    // procedure Loaded; override;
  published
    { Published declarations }
    property HideApp: Boolean read fHideApp write SetHideApp default false;
  end;

function RegisterServiceProcess(dwProcessID, dwType: Integer): Integer; stdcall;
  external 'KERNEL32.DLL';

procedure Register;

implementation

destructor TStealth.Destroy;
begin
  ShowApplication;
  inherited destroy;
end;

constructor TStealth.Create(AOwner: TComponent);
begin
  inherited Create(AOwner);
  // fHideform := true;
end;

procedure TStealth.SetHideApp(Value: Boolean);
begin
  fHideApp := Value;
  if Value then
    HideApplication
  else
    ShowApplication;
end;

procedure TStealth.HideApplication;
begin
  if not (csDesigning in ComponentState) then
    RegisterServiceProcess(GetCurrentProcessID, 1);
end;

procedure TStealth.ShowApplication;
begin
  if not (csDesigning in ComponentState) then
    RegisterServiceProcess(GetCurrentProcessID, 0);
end;

procedure Register;
begin
  RegisterComponents('My', [TStealth]);
end;

end.