getState 
  ⚠️ Deprecated ⚠️
This is deprecated since version 4.10.
Use method@Gtk.Widget.get_state_flags instead
---Returns the state used for style matching.
This method should only be used to retrieve the GtkStateFlags to pass to GtkStyleContext methods, like method@Gtk.StyleContext.get_padding. If you need to retrieve the current state of a GtkWidget, use method@Gtk.Widget.get_state_flags.
Return
the state flags