Sets the title of this tray icon. This should be a short, human-readable, localized string describing the tray icon. It may be used by tools like screen readers to render the tray icon.
the title
Deprecated: Use #GNotification and #GtkApplication to provide status notifications; you should use gio.notification.Notification.setTitle and gio.notification.Notification.setBody to present text inside your notification
Sets the title of this tray icon. This should be a short, human-readable, localized string describing the tray icon. It may be used by tools like screen readers to render the tray icon.