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xml_node.e
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1999-04-13
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description: "common anchestor for xml-nodes";
status: "See notice at end of class.";
author: "Andreas Leitner";
deferred class
XML_NODE
inherit
XML_CHILD_NODES
rename
make as make_child_nodes
end
feature
make (a_parent: XML_ELEMENT) is
do
make_child_nodes
parent := a_parent
end
feature
parent: XML_ELEMENT
-- parent of this node. Only void
-- if this node is the root node
level: INTEGER is
-- depth at which this node occures
-- relative to it's root. The root
-- has the level 1.
do
if
is_root
then
Result := 1
else
Result := parent.level + 1
end
end
feature -- properties
is_root: BOOLEAN is
-- is this node the root node
do
Result := parent = Void
end
root: XML_ELEMENT is
-- the root element of the XML-document
-- this node belongs to
do
if
not is_root
then
Result := parent.root
end
end
children_allowed: BOOLEAN is
-- Does this type of node allow children?
-- I.e. CHARACTER_DATA does not
deferred
end
end -- XML_NODE
--|-------------------------------------------------------------------------
--| eXML, Eiffel XML Parser Toolkit
--| Copyright (C) 1999 Andreas Leitner
--| See the file forum.txt included in this package for licensing info.
--|
--| Comments, Questions, Additions to this library? please contact:
--|
--| Andreas Leitner
--| Arndtgasse 1/3/5
--| 8010 Graz
--| Austria
--| email: andreas.leitner@teleweb.at
--| web: http://exml.dhs.org
--|-------------------------------------------------------------------------