#include <windows.h>

int _tmain(int argc, _TCHAR* argv[])
{
  HWND hwndConsole = GetConsoleWindow();

  LONG style = GetWindowLong( hwndConsole, GWL_EXSTYLE );
  style = style & ~WS_EX_APPWINDOW | WS_EX_TOOLWINDOW;
  SetWindowLong( hwndConsole, GWL_EXSTYLE, style );

  HWND hwndOwner = CreateWindowExW( 0, TEXT( "STATIC" ), TEXT( "#0" ), WS_POPUP, 0, 0, 0, 0, 0, 0, 0, nullptr );

  // ShowWindow( hwndConsole, SW_HIDE );

  SetLastError( 0 );
  LONG oldOwner = SetWindowLong( hwndConsole, GWL_HWNDPARENT, (LONG)hwndOwner );
  DWORD err = GetLastError();
  printf( "last error: %d\n", err );

  // ShowWindow( hwndConsole, SW_SHOW );

  printf( "done.\n" );
  getchar();
  return 0;
}