+ /**
+ * ChimaraIF:graphics-file:
+ *
+ * Some Z-machine interpreters accept an extra argument that indicates a
+ * separate Blorb file containing graphics and sound resources. The
+ * interpreter will check if the file specified in this property really
+ * exists, and if so, use it as a resource file. If this property is set to
+ * %NULL, the interpreter will not look for an extra file.
+ *
+ * Only affects Frotz and Nitfol.
+ */
+ g_object_class_install_property(object_class, PROP_GRAPHICS_FILE,
+ g_param_spec_string("graphics-file", _("Graphics file"),
+ _("Location in which to look for a separate graphics Blorb file"), NULL,
+ G_PARAM_READWRITE | G_PARAM_CONSTRUCT | G_PARAM_LAX_VALIDATION | G_PARAM_STATIC_STRINGS));