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><H1
><A
NAME="GNOME-GNOME-URL"
>gnome-url</A
></H1
><DIV
CLASS="REFNAMEDIV"
><A
NAME="AEN4319"
></A
><H2
>Name</H2
>gnome-url&nbsp;--&nbsp;Launch viewers for documents based on their URL</DIV
><DIV
CLASS="REFSYNOPSISDIV"
><A
NAME="AEN4322"
></A
><H2
>Synopsis</H2
><TABLE
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><TR
><TD
><PRE
CLASS="SYNOPSIS"
>&#13;#include &lt;gnome.h&gt;


void        <A
HREF="gnome-gnome-url.html#GNOME-URL-SHOW"
>gnome_url_show</A
>                  (const char *url);</PRE
></TD
></TR
></TABLE
></DIV
><DIV
CLASS="REFSECT1"
><A
NAME="AEN4326"
></A
><H2
>Description</H2
><P
><A
HREF="gnome-gnome-url.html#GNOME-URL-SHOW"
>gnome_url_show</A
>() provides a simple way to display information to the
user.  <A
HREF="gnome-gnome-url.html#GNOME-URL-SHOW"
>gnome_url_show</A
>() knows about the <SPAN
CLASS="TYPE"
>man:</SPAN
>,
<SPAN
CLASS="TYPE"
>info:</SPAN
> and <SPAN
CLASS="TYPE"
>ghelp:</SPAN
> special URL prefixes and
will invoke the proper display program for those. </P
><P
>Any other URL is passed to the default information display handler
(usually this defaults to the <TT
CLASS="FILENAME"
>gnome-moz-remote</TT
>
program (which uses Mozilla to display the URL). </P
><P
><A
HREF="gnome-gnome-url.html#GNOME-URL-SHOW"
>gnome_url_show</A
>() uses the user configured programs for the
different URL types.  The settings for each one of these handlers is
stored in the configuration file <TT
CLASS="FILENAME"
>~/.gnome/Gnome</TT
>
in the section "URL Handlers".  The possible keys are:</P
><P
></P
><UL
><LI
><P
><I
CLASS="EMPHASIS"
>info-show:</I
> The command to display an
    <SPAN
CLASS="TYPE"
>info:</SPAN
> URL.</P
></LI
><LI
><P
><I
CLASS="EMPHASIS"
>man-show:</I
> The command to display an
    <SPAN
CLASS="TYPE"
>man:</SPAN
> URL.</P
></LI
><LI
><P
><I
CLASS="EMPHASIS"
>ghelp-show:</I
> The command to display an
    <SPAN
CLASS="TYPE"
>ghelp:</SPAN
> URL (this is a GNOME-relative help
    document).</P
></LI
><LI
><P
><I
CLASS="EMPHASIS"
>default-show:</I
> The command to display
    any URL type which is not covered by the other cases.</P
></LI
></UL
><P
>The command specification should include a
<TT
CLASS="FILENAME"
><TT
CLASS="LITERAL"
>s</TT
></TT
> specification.  The <TT
CLASS="FILENAME"
><TT
CLASS="LITERAL"
>s</TT
></TT
>
will be substituted with the URL thas was passed to the gnome_url_show
function.</P
></DIV
><DIV
CLASS="REFSECT1"
><A
NAME="AEN4360"
></A
><H2
>Details</H2
><DIV
CLASS="REFSECT2"
><A
NAME="AEN4362"
></A
><H3
><A
NAME="GNOME-URL-SHOW"
></A
>gnome_url_show ()</H3
><TABLE
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><TD
><PRE
CLASS="PROGRAMLISTING"
>void        gnome_url_show                  (const char *url);</PRE
></TD
></TR
></TABLE
><P
>Loads the given URL in an appropriate viewer.  The viewer is deduced from
the protocol part of the URL.  That is all that the caller should know
about the function.</P
><P
>Internally, the handler for a given URL is deduced by looking in the
/Gnome/URL Handlers/&lt;protocol&gt;-show key in the user's configuration
files.  The key is a string that will be passed to <A
HREF="gnome-gnome-exec.html#GNOME-EXECUTE-SHELL"
>gnome_execute_shell</A
>(),
after the <TT
CLASS="LITERAL"
>s</TT
> is replaced with with the URL.  If that key can't be found,
it falls back to /Gnome/URL Handlers/default-show, and if that isn't
found, uses the contents of the DEFAULT_HANDLER macro in this file.</P
><P
>If no /Gnome/URL Handlers keys are set, some sensible defaults are added
to the user's configuration files.</P
><P
>We really need a capplet so a user can configure the behaviour of this
function.</P
><P
></P
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><TT
CLASS="PARAMETER"
><I
>url</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
> URL to show</TD
></TR
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><P
></P
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