show_style
Description:
If this property is set to true, the name of the selected font style will be shown in the label.
 For a more WYSIWYG way to show the selected style, see the GtkFontButton::use-font property.
If this property is set to true, the name of the selected font style will be shown in the label.
 For a more WYSIWYG way to show the selected style, see the GtkFontButton::use-font property.