Sophie: docbook-style-dsssl-doc-1.79-16.mga7 noarch

docbook-style-dsssl-doc-1.79-16.mga7.noarch.rpm

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>component-list-descendant-node-list</H1
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NAME="AEN1194"
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>Name</H2
>component-list-descendant-node-list&nbsp;--&nbsp;Find all elements of a list of elements in a component</DIV
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>Synopsis</H2
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>(component-list-descendant-node-list inputnd inputlist complist)</PRE
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>Description</H2
><P
>Finds the first ancestor of <TT
CLASS="LITERAL"
>inputnd</TT
> in <TT
CLASS="LITERAL"
>complist</TT
> and
then returns a list of all the elements in <TT
CLASS="LITERAL"
>inputlist</TT
> 
within that component.</P
><P
>WARNING: this requires walking over *all* the descendants
of the ancestor node. This may be *slow*.</P
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><A
NAME="AEN1207"
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><H2
>Author</H2
><P
>Norman Walsh, &lt;ndw@nwalsh.com&gt;</P
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>Source Code</H2
><PRE
CLASS="PROGRAMLISTING"
>(define (component-list-descendant-node-list inputnd inputlist complist)
  ;; Find all elements of a list of elements in a component
  (let ((nd (ancestor-member inputnd complist)))
    (let loop ((nl (descendants nd)) (result (empty-node-list)))
      (if (node-list-empty? nl)
	  result
	  (if (member (gi (node-list-first nl)) inputlist)
	      (loop (node-list-rest nl) 
		    (node-list result (node-list-first nl)))
	      (loop (node-list-rest nl) 
		    result))))))</PRE
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