note description: "General notion of primitive widget, % %i.e. which cannot accept any children" legal: "See notice at end of class."; status: "See notice at end of class."; date: "$Date$"; revision: "$Revision$" deferred class PRIMITIVE inherit WIDGET redefine implementation, parent end; STACKABLE redefine implementation end; feature -- Access parent: COMPOSITE -- Parent of Current widget do Result ?= widget_manager.parent (Current) end; foreground_color: COLOR -- Foreground color of Current widget require exists: not destroyed do Result:= implementation.foreground_color ensure valid_result: Result /= Void end; feature -- Element change set_foreground_color (new_color: COLOR) -- Set foreground color to `new_color'. require exists: not destroyed; Valid_color: new_color /= Void do implementation.set_foreground_color (new_color) ensure foreground_set: foreground_color = new_color end feature {G_ANY, G_ANY_I, WIDGET_I, TOOLKIT} -- Implementation implementation: PRIMITIVE_I; -- Implementation of Current widget invariant Positive_depth: depth > 0; Has_parent: not destroyed implies parent /= Void note copyright: "Copyright (c) 1984-2006, Eiffel Software and others" license: "Eiffel Forum License v2 (see http://www.eiffel.com/licensing/forum.txt)" source: "[ Eiffel Software 356 Storke Road, Goleta, CA 93117 USA Telephone 805-685-1006, Fax 805-685-6869 Website http://www.eiffel.com Customer support http://support.eiffel.com ]" end -- class PRIMITIVE