note description: "undo command with text to manipulate." legal: "See notice at end of class." status: "See notice at end of class." date: "$Date$" revision: "$Revision$" deferred class UNDO_TEXT_CMD inherit UNDO_CMD redefine undo_possible, redo_possible end feature -- Status report undo_possible: BOOLEAN -- undo possible? do Result := text.has_cursor end redo_possible: BOOLEAN -- redo possible? do Result := text.has_cursor end feature {NONE} -- Text text: EDITABLE_TEXT; -- Text related invariant text_not_void: text /= 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 UNDO_CMD