[evolution] User docs: Cover setting browser for non-GNOME DEs via platform check

[Andre Klapper <aklapper src gnome org>]

commit a87a2b8a43b2da73ed87aad871307172f55f45e0
Author: Andre Klapper <a9016009 gmx de>
Date:   Fri Jul 19 02:33:10 2013 +0200

    User docs: Cover setting browser for non-GNOME DEs via platform check

 help/C/default-browser.page |   43 ++++++++++++++++++++++++++++++++++++++++---
 1 files changed, 40 insertions(+), 3 deletions(-)
---
diff --git a/help/C/default-browser.page b/help/C/default-browser.page
index 852dcd7..2b462b8 100644
--- a/help/C/default-browser.page
+++ b/help/C/default-browser.page
@@ -8,7 +8,7 @@
     
     <link type="guide" xref="index#common-other-problems" />
 
-    <revision pkgversion="3.5.4" version="0.7" date="2013-06-22" status="final"/>
+    <revision pkgversion="3.8.3" version="0.8" date="2013-07-19" status="final"/>
     <credit type="author">
       <name its:translate="no">Andre Klapper</name>
       <email its:translate="no">ak-47 gmx net</email>
@@ -26,20 +26,57 @@
 <section id="browser-to-use">
 <title>Change which web browser websites are opened in</title>
 
+<if:choose>
+  <if:when test="!platform:gnome-shell !platform:gnome-classic !platform:unity">
+<p>In case you use Evolution under a different environment than GNOME,</p>
+ <steps>
+   <item>
+     <p>Open a terminal application.</p>
+   </item>
+   <item>
+<p>Find out the name of the <cmd>.desktop</cmd> file for your prefered browser. Depending on your browser 
and distribution, the file might be called for example <cmd>epiphany.desktop</cmd>, 
<cmd>firefox.desktop</cmd>, <cmd>google-chrome.desktop</cmd>, <cmd>konqbrowser.desktop</cmd>, or 
<cmd>opera-browser.desktop</cmd>. If you are unsure you can look up most <cmd>.desktop</cmd> files in the 
folder <cmd>/usr/share/applications/</cmd>.</p>
+   </item>
+   <item>
+     <p>Type this command, replace <cmd>browser.desktop</cmd> by the actual filename, and press 
<key>Enter</key>:</p>
+     <p><cmd its:translate="no">
+       xdg-settings set default-url-scheme-handler https browser.desktop
+     </cmd></p>
+   </item>
+   <item>
+     <p>Type this command, replace <cmd>browser.desktop</cmd> by the actual filename, and press 
<key>Enter</key>:</p>
+     <p><cmd its:translate="no">
+       xdg-settings set default-url-scheme-handler http browser.desktop
+     </cmd></p>
+   </item>
+   <item>
+     <p>Evolution may need to be restarted for the settings to take effect.</p>
+   </item>
+ </steps>
+<note style="tip">
+  <p>If the error message "xdg-settings: command not found" is shown, you need to install the package 
<sys>xdg-utils</sys>.</p>
+    <if:choose xmlns:if="http://projectmallard.org/if/1.0/";>
+      <if:when test="action:install">
+      <p><link action="install:xdg-utils" style="button">Install xdg-utils</link></p>
+    </if:when>
+  </if:choose>
+</note>
+  </if:when>
 <p>Please see <link href="help:gnome-help/net-default-browser">the GNOME Desktop Help</link>.</p>
 
 <p>If the preferred browser is set as default application but still does not work correctly please contact 
your distribution via their forum or bug tracker.</p>
 
 <note style="tip">
   <p>If the error message "Could not open the link: Operation not supported" is shown, you need to install 
the package <sys>gvfs</sys>.</p>
-  <if:choose>
-    <if:when test="if:supports('action:install')">
+  <if:choose xmlns:if="http://projectmallard.org/if/1.0/";>
+    <if:when test="action:install">
       <p><link action="install:gvfs" href="http://ftp.gnome.org/pub/gnome/sources/gvfs/"; 
style="button">Install gvfs</link></p>
     </if:when>
   </if:choose>
 </note>
+</if:choose>
 </section>
 
+
 <section id="email-application-to-use">
 <title>Change which mail application is used to write emails</title>