gtk-sharp Gtk.Box+BoxChild A child of a , used to interact with its container child properties. Constructor To be added. To be added. To be added. To be added. Property Gtk.ChildProperty("secondary") System.Boolean Whether or not the child should appear in a secondary group of children or . A secondary group appears after the other children if the style is , or , and before the the other children if the style is . For horizontal button boxes, the definition of before/after depends on direction of the widget (see ). If the style is or , then the secondary children are aligned at the other end of the button box from the main children. For the other styles, they appear immediately next to the main children.