public function createPaw($icon, $desktopWidth, $desktopHeight)
{
$paw = new QLabel();
$paw->resize(256, 256);
$paw->icon = $icon;
$paw->windowFlags = Qt::Tool | Qt::WindowStaysOnTopHint | Qt::FramelessWindowHint;
$paw->setAttribute(Qt::WA_TranslucentBackground);
$paw->setAttribute(Qt::WA_DeleteOnClose);
$paw->setAttribute(Qt::WA_QuitOnClose);
return $paw;
}