GtkCList to stop updating its visuals until a matching call to
gtkCListThaw is made. This function is useful if a lot of changes
will be made to the widget that may cause a lot of visual updating to
occur. Note that calls to gtkCListFreeze can be nested.
WARNING: gtk_clist_freeze is deprecated and should not be used in newly-written code.
gtkCListFreeze(object)objectGtkCList to freeze.