Subject: RE: [xsl] Repeated Recursion on different parts of a tree From: "James Fuller" <james.fuller@xxxxxxxxxx> Date: Mon, 30 Sep 2002 14:12:34 +0100 |
my god, do you think you will learn a computer language without having a basic reference ? the 'hunt and peck handbook of learning XSLT' ......u nearly answered your own question ! try <xsl:call-template/> tag. chow, jim fuller > -----Original Message----- > From: owner-xsl-list@xxxxxxxxxxxxxxxxxxxxxx > [mailto:owner-xsl-list@xxxxxxxxxxxxxxxxxxxxxx]On Behalf Of Peter Doggett > Sent: 30 September 2002 13:58 > To: xsl-list@xxxxxxxxxxxxxxxxxxxxxx > Subject: Re: [xsl] Repeated Recursion on different parts of a tree > > > > > Hello, > > Is there anyway I can perform the below operation by > 'calling' a template by name, instead of using a template > match? > > <xsl:template match="register"> > ... <xsl:apply-templates select="bitfield[1]"/>.... > > > with > <xsl:template match="bitfield"> > <xsl:param ... whatever parameters you need .../> > ... some sums ... > <xsl:apply-templates > select="following-sibling::bitfield[1]"> > <xsl:with-param ... new values passed to the next > </xsl:apply-templates> > ... > > > My XML looks like: > > <register name="DATA" offset="0"> > <no_of_regs>1</no_of_regs> > <descriptivename>Data register</descriptivename> > <description>The ...ster.</description> > <description>In ord..H.</description> > <description>..Oe...</description> > <bitfield name="DATA"> > <function>Input data.</function> > <bitpos>0</bitpos> > <no_of_bits>10</no_of_bits> > <initialvalue>0</initialvalue> > <accesstype>R</accesstype> > </bitfield> > <bitfield name="CONTROL"> > <function>Output data</function> > <bitpos>10</bitpos> > <no_of_bits>6</no_of_bits> > <initialvalue>0</initialvalue> > <accesstype>RW</accesstype> > </bitfield> > etc.......... > > </register> > > <register name="SWAP" offset="10"> > <no_of_regs.......... > > (I want to use values in each bitfield to create an > expression for the whole <register> e.g output document to > look like - Register DATA initialValue = X......) > > My existing XSL stylesheet already has a few templates > which are called 'by name'. So when I implement the above, > I an getting junk in my output document. (actually I seem > to get the source xml element value output for each first > <bitfield> element) > > Therefore I would like to call the template by name so as > not to incur these side effects. Any ideas? > > > Thankyou > > > PD > > > > > > On Thu, 26 Sep 2002 13:00:20 +0100 David Carlisle > <davidc@xxxxxxxxx> wrote: > > > > > > cant dynamically update a variable in XSL while traversing the tree. > > > > you just need to make your variable a parameter to your template and > > pass on the parameter at the same time as traversing the tree. > > You;ll probably want to traverse th etree one at a time rather than > > applying templates to a set of sibling nodes at the same time as that > > helps keep ones notion of paremeter passing and template invocation in > > sync. > > > > that is, instead of doing > > > > <xsl:template match="register"> > > ... <xsl:apply-templates select="bitfield"/>.... > > > > do > > > > > > <xsl:template match="register"> > > ... <xsl:apply-templates select="bitfield[1]"/>.... > > > > > > with > > <xsl:template match="bitfield"> > > <xsl:param ... whatever parameters you need .../> > > ... some sums ... > > <xsl:apply-templates select="following-sibling::bitfield[1]"> > > <xsl:with-param ... new values passed to the next > > </xsl:apply-templates> > > ... > > > > David > > > > _____________________________________________________________________ > > This message has been checked for all known viruses by Star Internet > > delivered through the MessageLabs Virus Scanning Service. For further > > information visit http://www.star.net.uk/stats.asp or alternatively call > > Star Internet for details on the Virus Scanning Service. > > > > XSL-List info and archive: http://www.mulberrytech.com/xsl/xsl-list > > > > ---------------------- > Peter Doggett > ee99ppd@xxxxxxxxxxxx > > > XSL-List info and archive: http://www.mulberrytech.com/xsl/xsl-list XSL-List info and archive: http://www.mulberrytech.com/xsl/xsl-list
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