Gtk.MessageDialog:message-type
"message-type" Gtk.MessageType : Read / Write / Construct
The type of the message. The type is used to determine the image that is shown in the dialog, unless the image is explicitly set by the ::image property.
"message-type" Gtk.MessageType : Read / Write / Construct
The type of the message. The type is used to determine the image that is shown in the dialog, unless the image is explicitly set by the ::image property.