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?>
<div id="evembed.construct" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">EvEmbed::__construct</h1>
  <p class="verinfo">(PECL ev &gt;= 0.2.0)</p><p class="refpurpose"><span class="refname">EvEmbed::__construct</span> &mdash; <span class="dc-title">Construit un objet EvEmbed</span></p>

 </div>
 <div class="refsect1 description" id="refsect1-evembed.construct-description">
  <h3 class="title">Description</h3>
  <div class="constructorsynopsis dc-description">
   <span class="modifier">public</span>
   <span class="methodname"><strong>EvEmbed::__construct</strong></span>(<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam">
    
    <span class="type"><a href="language.types.object.php" class="type object">object</a></span> <code class="parameter">$other</code>
   </span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam">
    
    <span class="type"><a href="language.types.callable.php" class="type callable">callable</a></span> <code class="parameter">$callback</code>
   <span class="initializer"> = ?</span></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam">
    
    <span class="type"><a href="language.types.mixed.php" class="type mixed">mixed</a></span> <code class="parameter">$data</code>
   <span class="initializer"> = ?</span></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam">
    
    <span class="type"><a href="language.types.integer.php" class="type int">int</a></span> <code class="parameter">$priority</code>
   <span class="initializer"> = ?</span></span><br>)</div>

  <p class="simpara">
   Il s&#039;agit d&#039;un type de watcher avancé qui permet d&#039;intégrer une boucle
   d&#039;événement dans une autre (actuellement, seuls les événements IO sont
   supportés dans la boucle interne, les autres types de watcher ne doivent
   pas être utilisés).
  </p>
  <p class="simpara">
   Voir la
   <a href="http://pod.tst.eu/http://cvs.schmorp.de/libev/ev.pod#code_ev_embed_code_when_one_backend_" class="link external">&raquo;&nbsp;
   documentation libev</a> pour plus de détails.
  </p>
  <p class="simpara">
   Ce watcher est le plus utile sous les systèmes
   <em>BSD</em> où <code class="literal">kqueue</code> n&#039;est pas utilisé,
   pour être capable de gérer un grand nombre de sockets. Voir l&#039;exemple ci-dessous.
  </p>
 </div>

 <div class="refsect1 parameters" id="refsect1-evembed.construct-parameters">
  <h3 class="title">Liste de paramètres</h3>
  <dl>
   
    <dt>
     <code class="parameter">other</code>
    </dt>
    <dd>
     <span class="simpara">
      Une instance de <span class="classname"><a href="class.evloop.php" class="classname">EvLoop</a></span>. La boucle à intégrer ;
      elle doit être encapsulable (voir la méthode
      <span class="methodname"><a href="ev.embeddablebackends.php" class="methodname">Ev::embeddableBackends()</a></span>).
     </span>
    </dd>
   
   
    <dt>
     <code class="parameter">callback</code>
    </dt>
    <dd>
     <span class="simpara">
      Voir les
      <a href="ev.watcher-callbacks.php" class="link">fonctions de rappel des Watcher</a>.
     </span>
    </dd>
   
   
    <dt>
     <code class="parameter">data</code>
    </dt>
    <dd>
     <span class="simpara">
      Données personnalisées à associer avec le watcher.
     </span>
    </dd>
   
   
    <dt>
     <code class="parameter">priority</code>
    </dt>
    <dd>
     <span class="simpara">
      <a href="class.ev.php#ev.constants.watcher-pri" class="link">Priorité du Watcher</a>
     </span>
    </dd>
   
  </dl>
 </div>


 <div class="refsect1 examples" id="refsect1-evembed.construct-examples">
  <h3 class="title">Exemples</h3>
 <div class="example" id="example-1">
   <p><strong>Exemple #1 
    Encapsulage d&#039;une boucle créée avec le gestionnaire kqueue dans la boucle par défaut</strong></p>
   <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br /></span><span style="color: #FF8000">/*<br /> * Vérifie si kqueue est disponible et crée un gestionnaire kqueue<br /> * pour l'utiliser avec les sockets (qui fonctionne habituellement avec n'importe quelle implémentation<br /> * de kqueue. Stocke la boucle d'événement kqueue/socket seulement, dans loop_socket.<br /> * (optionnellement, utilisation de EVFLAG_NOENV)<br /> *<br /> * Exemple issu de<br /> * http://pod.tst.eu/http://cvs.schmorp.de/libev/ev.pod#Examples_CONTENT-9<br /> */<br /></span><span style="color: #0000BB">$loop        </span><span style="color: #007700">= </span><span style="color: #0000BB">EvLoop</span><span style="color: #007700">::</span><span style="color: #0000BB">defaultLoop</span><span style="color: #007700">();<br /></span><span style="color: #0000BB">$socket_loop </span><span style="color: #007700">= </span><span style="color: #0000BB">NULL</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$embed       </span><span style="color: #007700">= </span><span style="color: #0000BB">NULL</span><span style="color: #007700">;<br /><br />if (</span><span style="color: #0000BB">Ev</span><span style="color: #007700">::</span><span style="color: #0000BB">supportedBackends</span><span style="color: #007700">() &amp; ~</span><span style="color: #0000BB">Ev</span><span style="color: #007700">::</span><span style="color: #0000BB">recommendedBackends</span><span style="color: #007700">() &amp; </span><span style="color: #0000BB">Ev</span><span style="color: #007700">::</span><span style="color: #0000BB">BACKEND_KQUEUE</span><span style="color: #007700">) {<br />    if ((</span><span style="color: #0000BB">$socket_loop </span><span style="color: #007700">= new </span><span style="color: #0000BB">EvLoop</span><span style="color: #007700">(</span><span style="color: #0000BB">Ev</span><span style="color: #007700">::</span><span style="color: #0000BB">BACKEND_KQUEUE</span><span style="color: #007700">))) {<br />        </span><span style="color: #0000BB">$embed </span><span style="color: #007700">= new </span><span style="color: #0000BB">EvEmbed</span><span style="color: #007700">(</span><span style="color: #0000BB">$loop</span><span style="color: #007700">);<br />    }<br />}<br /><br />if (!</span><span style="color: #0000BB">$socket_loop</span><span style="color: #007700">) {<br />    </span><span style="color: #0000BB">$socket_loop </span><span style="color: #007700">= </span><span style="color: #0000BB">$loop</span><span style="color: #007700">;<br />}<br /><br /></span><span style="color: #FF8000">// Maintenant, on utilise $socket_loop pour tous les sockets, et $loop pour tout le reste<br /></span><span style="color: #0000BB">?&gt;</span></span></code></div>
   </div>

  </div>
 </div>

 <div class="refsect1 seealso" id="refsect1-evembed.construct-seealso">
  <h3 class="title">Voir aussi</h3>
  <ul class="simplelist">
   <li>
    <span class="methodname"><a href="ev.embeddablebackends.php" class="methodname" rel="rdfs-seeAlso">Ev::embeddableBackends()</a> - Retourne le jeu de backends qui sont encapsul&eacute;s dans les autres boucles d'&eacute;v&eacute;nements</span>
   </li>
  </ul>
 </div>

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