Method warning

Demo/Notification.py:223–231

(cls, title, message, callback=None)

    @classmethod
    def warning(cls, title, message, callback=None):
        cls._createInstance()
        item = QListWidgetItem(cls._instance)
        w = NotificationItem(title, message, item, cls._instance,
                             ntype=NotificationIcon.Warning, callback=callback)
        w.closed.connect(cls._instance.removeItem)
        item.setSizeHint(QSize(cls._instance.width() -
                               cls._instance.spacing(), w.height()))
        cls._instance.setItemWidget(item, w)

    @classmethod
    def error(cls, title, message, callback=None):