Sets the "no-show-all" property, which determines whether
calls to gtk_widget_show_all() and gtk_widget_hide_all() will affect
this widget.
This is mostly for use in constructing widget hierarchies with externally
controlled visibility, see GtkUIManager.
Since 2.4
Sets the "no-show-all" property, which determines whether calls to gtk_widget_show_all() and gtk_widget_hide_all() will affect this widget. This is mostly for use in constructing widget hierarchies with externally controlled visibility, see GtkUIManager. Since 2.4