Re: [docbook-apps] Table column proportional values

[Ron Catterall <ron@catterall.net>]

setting colwidth="1.0*" seems to avoid the problem (instead of ="1*")

DeanNelson wrote:
> Thanks Bob!
>  
> Its strange that no one has had any problems in the past. It could be 
> that the processors blow right by it and only complain about it lightly.
>  
> I filed a bug report: #3000898
>  
> Thanks
> Dean
>  
>  
> In a message dated 05/12/10 17:25:50 Pacific Daylight Time, 
> bobs@sagehill.net writes:
> 
>     I also find this behavior a bit odd.  It is not accidental, as there
>     is a specific bit
>     of code that turns off column-width when set to 1:
> 
>     <xsl:if test="$colwidth != 'proportional-column-width(1)'">
>      <xsl:attribute name="column-width">
>        <xsl:value-of select="$colwidth"/>
>      </xsl:attribute>
>     </xsl:if>
> 
>     The $colwidth variable is computed, and if its value is
>     "proportional-column-width(1)"
>     then no column-width attribute is output at all!  I have no idea why
>     this step is
>     taken.  This bit of code has existed in the table.xsl file since it
>     was first created
>     by Norm Walsh in 2001.  It may have been a limitation of early FO
>     processors, but it
>     certainly isn't desirable behavior now.
> 
>     Please file a bug report on SourceForge for this item.
> 
>     Bob Stayton
>     Sagehill Enterprises
>     bobs@sagehill.net
> 
> 
>     ----- Original Message -----
>     From: deanne lson@aol.com
>     To: docbook-apps@lists.oasis-open.org
>     Sent: Wednesday, May 12, 2010 4:42 PM
>     Subject: [docbook-apps] Table column proportional values
> 
> 
>     Hello everyone,
> 
>     I started paying attention to the warning messages that FOP puts out
>     and discovered an
>     issue in one of my tables. It appears that the 'colwidth' attribute
>     is a bit touchy
>     with the values that it gets. If a value is specified as "1*" it
>     will not generate the
>     proportional XSL-FO code that it needs and then out puts a message:
> 
> 
> 
>     WARNING: table-layout="fixed" and column-width unspecified =>
>     falling back to
>     proportional-column-width(1) (See position 560:47)
> 
>     This in itself is not a big problem, but when tracking down why it
>     did that, the
>     1.75.2 version of the stylesheets emits some code that doesn't seem
>     right. I'm using
>     XSLTPROC but I get the same results with Saxon 6.5.5 and without any
>     customization
>     layer.
> 
>     Example 1:
>                    <colspec colname="c1" colwidth="1*" align="left"/>
>                    <colspec colname="c2" colwidth="2*" align="left"/>
>                    <colspec colname="c3" colwidth="2*" align="left"/>
> 
>     produces in the FO file:
>              <fo:table-column column-number="1"/>
>              <fo:table-column column-number="2"
>     column-width="proportional-column-width(2)"/>
>              <fo:table-column column-number="3"
>     column-width="proportional-column-width(2)"/>
> 
>     and thus produces the warning. Whereas changing the '1*' to '3*' in
>     the first column
>     produces no warning.
> 
>     Example 2:
>                    <colspec colname="c1" colwidth="3*" align="left"/>
>           & nbsp;        <colspec colname="c2" colwidth="2*" align="left"/>
>                    <colspec colname="c3" colwidth="2*" align="left"/>
> 
>     produces in the FO  file:
>              <fo:table-column column-number="1"
>     column-width="proportional-column-width(3)"/>
>              <fo:table-column column-number="2"
>     column-width="proportional-column-width(2)"/>
>              <fo:table-column column-number="3"
>     column-width="proportional-column-width(2)"/>
> 
>     Obviously the work around is to refrain from using '1*' in our
>     tables but that would
>     be a pain. Is this an error in the stylesheets or my
>     thinking/processing?
> 
>     Regards,
>     Dean Nelson
> 
> 
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>  

-- 
Ron Catterall Ph.D. D.Sc.
ron@catterall.net
http://catterall.net

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