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<a href="#liblangtag-Database---Extlang.description" class="shortcut">Description</a>
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<a name="liblangtag-Database---Extlang"></a><div class="titlepage"></div>
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<h2><span class="refentrytitle"><a name="liblangtag-Database---Extlang.top_of_page"></a>Database - Extlang</span></h2>
<p>Database - Extlang — An interface to access Extlang Database</p>
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<div class="refsynopsisdiv">
<a name="liblangtag-Database---Extlang.synopsis"></a><h2>Synopsis</h2>
<pre class="synopsis"><a class="link" href="liblangtag-Container---Extlang.html#lt-extlang-t" title="lt_extlang_t"><span class="returnvalue">lt_extlang_t</span></a> * <a class="link" href="liblangtag-Database---Extlang.html#lt-extlang-db-lookup" title="lt_extlang_db_lookup ()">lt_extlang_db_lookup</a> (<em class="parameter"><code><a class="link" href="liblangtag-Database---Extlang.html#lt-extlang-db-t" title="lt_extlang_db_t"><span class="type">lt_extlang_db_t</span></a> *extlangdb</code></em>,
<em class="parameter"><code>const <span class="type">char</span> *subtag</code></em>);
<a class="link" href="liblangtag-Database---Extlang.html#lt-extlang-db-t" title="lt_extlang_db_t"><span class="returnvalue">lt_extlang_db_t</span></a> * <a class="link" href="liblangtag-Database---Extlang.html#lt-extlang-db-new" title="lt_extlang_db_new ()">lt_extlang_db_new</a> (<em class="parameter"><code><span class="type">void</span></code></em>);
<a class="link" href="liblangtag-Database---Extlang.html#lt-extlang-db-t" title="lt_extlang_db_t"><span class="returnvalue">lt_extlang_db_t</span></a> * <a class="link" href="liblangtag-Database---Extlang.html#lt-extlang-db-ref" title="lt_extlang_db_ref ()">lt_extlang_db_ref</a> (<em class="parameter"><code><a class="link" href="liblangtag-Database---Extlang.html#lt-extlang-db-t" title="lt_extlang_db_t"><span class="type">lt_extlang_db_t</span></a> *extlangdb</code></em>);
<a class="link" href="liblangtag-Database---Extlang.html#lt-extlang-db-t" title="lt_extlang_db_t">lt_extlang_db_t</a>;
<span class="returnvalue">void</span> <a class="link" href="liblangtag-Database---Extlang.html#lt-extlang-db-unref" title="lt_extlang_db_unref ()">lt_extlang_db_unref</a> (<em class="parameter"><code><a class="link" href="liblangtag-Database---Extlang.html#lt-extlang-db-t" title="lt_extlang_db_t"><span class="type">lt_extlang_db_t</span></a> *extlangdb</code></em>);
</pre>
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<div class="refsect1">
<a name="liblangtag-Database---Extlang.description"></a><h2>Description</h2>
<p>
This class provides an interface to access Extlang database. which has been
registered as ISO 639 code.
</p>
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<div class="refsect1">
<a name="liblangtag-Database---Extlang.details"></a><h2>Details</h2>
<div class="refsect2">
<a name="lt-extlang-db-lookup"></a><h3>lt_extlang_db_lookup ()</h3>
<pre class="programlisting"><a class="link" href="liblangtag-Container---Extlang.html#lt-extlang-t" title="lt_extlang_t"><span class="returnvalue">lt_extlang_t</span></a> * lt_extlang_db_lookup (<em class="parameter"><code><a class="link" href="liblangtag-Database---Extlang.html#lt-extlang-db-t" title="lt_extlang_db_t"><span class="type">lt_extlang_db_t</span></a> *extlangdb</code></em>,
<em class="parameter"><code>const <span class="type">char</span> *subtag</code></em>);</pre>
<p>
Lookup <em class="parameter"><code>lt_extlang_t</code></em> if <em class="parameter"><code>subtag</code></em> is valid and registered into the database.
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<td><p><span class="term"><em class="parameter"><code>extlangdb</code></em> :</span></p></td>
<td>a <a class="link" href="liblangtag-Database---Extlang.html#lt-extlang-db-t" title="lt_extlang_db_t"><span class="type">lt_extlang_db_t</span></a>.</td>
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<td><p><span class="term"><em class="parameter"><code>subtag</code></em> :</span></p></td>
<td>a subtag name to lookup.</td>
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<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>a <a class="link" href="liblangtag-Container---Extlang.html#lt-extlang-t" title="lt_extlang_t"><span class="type">lt_extlang_t</span></a> that meets with <em class="parameter"><code>subtag</code></em>.
otherwise <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a>. <span class="annotation">[<acronym title="Free data after the code is done."><span class="acronym">transfer full</span></acronym>]</span>
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<div class="refsect2">
<a name="lt-extlang-db-new"></a><h3>lt_extlang_db_new ()</h3>
<pre class="programlisting"><a class="link" href="liblangtag-Database---Extlang.html#lt-extlang-db-t" title="lt_extlang_db_t"><span class="returnvalue">lt_extlang_db_t</span></a> * lt_extlang_db_new (<em class="parameter"><code><span class="type">void</span></code></em>);</pre>
<p>
Create a new instance of a <a class="link" href="liblangtag-Database---Extlang.html#lt-extlang-db-t" title="lt_extlang_db_t"><span class="type">lt_extlang_db_t</span></a>.
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<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>a new instance of <a class="link" href="liblangtag-Database---Extlang.html#lt-extlang-db-t" title="lt_extlang_db_t"><span class="type">lt_extlang_db_t</span></a>. <span class="annotation">[<acronym title="Free data after the code is done."><span class="acronym">transfer full</span></acronym>]</span>
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<div class="refsect2">
<a name="lt-extlang-db-ref"></a><h3>lt_extlang_db_ref ()</h3>
<pre class="programlisting"><a class="link" href="liblangtag-Database---Extlang.html#lt-extlang-db-t" title="lt_extlang_db_t"><span class="returnvalue">lt_extlang_db_t</span></a> * lt_extlang_db_ref (<em class="parameter"><code><a class="link" href="liblangtag-Database---Extlang.html#lt-extlang-db-t" title="lt_extlang_db_t"><span class="type">lt_extlang_db_t</span></a> *extlangdb</code></em>);</pre>
<p>
Increases the reference count of <em class="parameter"><code>extlangdb</code></em>.
</p>
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<td><p><span class="term"><em class="parameter"><code>extlangdb</code></em> :</span></p></td>
<td>a <a class="link" href="liblangtag-Database---Extlang.html#lt-extlang-db-t" title="lt_extlang_db_t"><span class="type">lt_extlang_db_t</span></a>.</td>
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<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>the same <em class="parameter"><code>extlangdb</code></em> object. <span class="annotation">[<acronym title="Don't free data after the code is done."><span class="acronym">transfer none</span></acronym>]</span>
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<div class="refsect2">
<a name="lt-extlang-db-t"></a><h3>lt_extlang_db_t</h3>
<pre class="programlisting">typedef struct _lt_extlang_db_t lt_extlang_db_t;</pre>
<p>
All the fields in the <span class="structname">lt_extlang_db_t</span>
structure are private to the <a class="link" href="liblangtag-Database---Extlang.html#lt-extlang-db-t" title="lt_extlang_db_t"><span class="type">lt_extlang_db_t</span></a> implementation.
</p>
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<div class="refsect2">
<a name="lt-extlang-db-unref"></a><h3>lt_extlang_db_unref ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span> lt_extlang_db_unref (<em class="parameter"><code><a class="link" href="liblangtag-Database---Extlang.html#lt-extlang-db-t" title="lt_extlang_db_t"><span class="type">lt_extlang_db_t</span></a> *extlangdb</code></em>);</pre>
<p>
Decreases the reference count of <em class="parameter"><code>extlangdb</code></em>. when its reference count
drops to 0, the object is finalized (i.e. its memory is freed).
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<td><p><span class="term"><em class="parameter"><code>extlangdb</code></em> :</span></p></td>
<td>a <a class="link" href="liblangtag-Database---Extlang.html#lt-extlang-db-t" title="lt_extlang_db_t"><span class="type">lt_extlang_db_t</span></a>.</td>
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