From 0705433f361fad5fc350fdeb26d25fb3c9da8285 Mon Sep 17 00:00:00 2001
From: Bob Stayton <bobs@sagehill.net>
Date: Wed, 1 Feb 2012 21:50:25 +0000
Subject: [PATCH] Add template mode 'simple.xlink.properties' to allow easy
 customization of formatting of links generated from elements other than xref,
 link, and olink using the xlink attributes.

---
 xsl/fo/inline.xsl | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/xsl/fo/inline.xsl b/xsl/fo/inline.xsl
index 9bdebcce7..db25ebb1e 100644
--- a/xsl/fo/inline.xsl
+++ b/xsl/fo/inline.xsl
@@ -92,6 +92,7 @@
 
             <xsl:otherwise>
               <fo:basic-link internal-destination="{$idref}">
+                <xsl:apply-templates select="." mode="simple.xlink.properties"/>
                 <xsl:copy-of select="$content"/>
               </fo:basic-link>
             </xsl:otherwise>
@@ -101,6 +102,7 @@
         <!-- otherwise it's a URI -->
         <xsl:otherwise>
           <fo:basic-link external-destination="url({$xhref})">
+            <xsl:apply-templates select="." mode="simple.xlink.properties"/>
             <xsl:copy-of select="$content"/>
           </fo:basic-link>
           <!-- * Call the template for determining whether the URL for this -->
@@ -132,6 +134,7 @@
 
         <xsl:otherwise>
           <fo:basic-link internal-destination="{$linkend}">
+            <xsl:apply-templates select="." mode="simple.xlink.properties"/>
             <xsl:copy-of select="$content"/>
           </fo:basic-link>
         </xsl:otherwise>
@@ -1284,5 +1287,18 @@
   <!-- does nothing; this *is not* markup to force a page break. -->
 </xsl:template>
 
+<xsl:template match="*" mode="simple.xlink.properties">
+  <!-- Placeholder template to apply properties to links made from
+       elements other than xref, link, and olink.
+       This template should generate attributes only, as it is
+       applied right after the opening <fo:basic-link> tag.
+       -->
+  <!-- for example
+  <xsl:attribute name="color">blue</xsl:attribute>
+  -->
+  <!-- Since this is a mode, you can create different
+       templates with different properties for different linking elements -->
+</xsl:template>
+
 </xsl:stylesheet>
 
-- 
2.50.1