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author | Peter Bengtsson <mail@peterbe.com> | 2020-12-08 14:40:17 -0500 |
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committer | Peter Bengtsson <mail@peterbe.com> | 2020-12-08 14:40:17 -0500 |
commit | 33058f2b292b3a581333bdfb21b8f671898c5060 (patch) | |
tree | 51c3e392513ec574331b2d3f85c394445ea803c6 /files/fr/web/api/extendablemessageevent/lasteventid | |
parent | 8b66d724f7caf0157093fb09cfec8fbd0c6ad50a (diff) | |
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diff --git a/files/fr/web/api/extendablemessageevent/lasteventid/index.html b/files/fr/web/api/extendablemessageevent/lasteventid/index.html new file mode 100644 index 0000000000..a44b88c854 --- /dev/null +++ b/files/fr/web/api/extendablemessageevent/lasteventid/index.html @@ -0,0 +1,130 @@ +--- +title: ExtendableMessageEvent.lastEventId +slug: Web/API/ExtendableMessageEvent/lastEventId +tags: + - API + - Experimental + - ExtendableMessageEvent + - Property + - Reference + - Service Workers + - lastEventID +translation_of: Web/API/ExtendableMessageEvent/lastEventId +--- +<p>{{APIRef("Service Workers API")}}{{SeeCompatTable}}</p> + +<p>La propriété en lecture seule <strong><code>lastEventID</code></strong> de l'interface {{domxref("ExtendableMessageEvent")}} représente, dans <a href="https://developer.mozilla.org/en-US/docs/Web/API/en-US/docs/Server-sent_events/Using_server-sent_events">les évenements envoyés par lle serveur</a>, le dernier ID de l'évenement source.</p> + +<h2 id="Syntaxe">Syntaxe</h2> + +<pre class="syntaxbox">var myLastEventId = ExtendableMessageEventInstance.lastEventId;</pre> + +<h3 id="Value">Value</h3> + +<p>Une {{domxref("DOMString")}}.</p> + +<h2 id="Exemples">Exemples</h2> + +<p>Le code suivant est utilisé, dans un service worker, pour répondre à un message push en envoyant les données reçues par le {{domxref("PushMessageData")}} au contexte principale, via le <a href="/en-US/docs/Web/API/Channel_Messaging_API">canal de messages</a>. L'objet événement de <code>onmessage</code> sera un <code>ExtendableMessageEvent.</code></p> + +<pre class="brush: js">var port; + +self.addEventListener('push', function(e) { + var obj = e.data.json(); + + if(obj.action === 'subscribe' || obj.action === 'unsubscribe') { + port.postMessage(obj); + } else if(obj.action === 'init' || obj.action === 'chatMsg') { + port.postMessage(obj); + } +}); + +self.onmessage = function(e) { + console.log(e.lastEventId); + port = e.ports[0]; +} +</pre> + +<h2 id="Spécifications">Spécifications</h2> + +<table class="standard-table"> + <tbody> + <tr> + <th scope="col">Spécification</th> + <th scope="col">Statut</th> + <th scope="col">Commentaire</th> + </tr> + <tr> + <td>{{SpecName('Service Workers', '#extendablemessage-event-lasteventid-attribute', 'ExtendableMessageEvent.lastEventId')}}</td> + <td>{{Spec2('Service Workers')}}</td> + <td>Définition initiale.</td> + </tr> + </tbody> +</table> + +<h2 id="Compatibilités_des_navigateurs">Compatibilités des navigateurs</h2> + +<div>{{CompatibilityTable}}</div> + +<div id="compat-desktop"> +<table class="compat-table"> + <tbody> + <tr> + <th>Fonctionnalité</th> + <th>Chrome</th> + <th>Firefox (Gecko)</th> + <th>Internet Explorer</th> + <th>Opera</th> + <th>Safari (WebKit)</th> + </tr> + <tr> + <td>Support de base</td> + <td>{{CompatUnknown}}</td> + <td>{{CompatGeckoDesktop("45.0")}}<sup>[1]</sup></td> + <td>{{CompatNo}}</td> + <td>{{CompatUnknown}}</td> + <td>{{CompatNo}}</td> + </tr> + </tbody> +</table> +</div> + +<div id="compat-mobile"> +<table class="compat-table"> + <tbody> + <tr> + <th>Fonctionnalité</th> + <th>Android</th> + <th>Android Webview</th> + <th>Firefox Mobile (Gecko)</th> + <th>Firefox OS</th> + <th>IE Mobile</th> + <th>Opera Mobile</th> + <th>Safari Mobile</th> + <th>Chrome for Android</th> + </tr> + <tr> + <td>Support de base</td> + <td>{{CompatNo}}</td> + <td>{{CompatNo}}</td> + <td>{{CompatVersionUnknown}}</td> + <td>{{CompatVersionUnknown}}</td> + <td>{{CompatNo}}</td> + <td>{{CompatUnknown}}</td> + <td>{{CompatNo}}</td> + <td>{{CompatUnknown}}</td> + </tr> + </tbody> +</table> +</div> + +<p>[1] Service workers (and <a href="/en-US/docs/Web/API/Push_API">Push</a>) have been disabled in the <a href="https://www.mozilla.org/en-US/firefox/organizations/">Firefox 45 Extended Support Release</a> (ESR.)</p> + +<h2 id="Voir_aussi">Voir aussi</h2> + +<ul> + <li><a href="https://developer.mozilla.org/en-US/docs/Web/API/ServiceWorker_API/Using_Service_Workers">Utilisation des Service Workers</a></li> + <li><a class="external external-icon" href="https://github.com/mdn/sw-test">Exemple simple des service workers</a></li> + <li><a class="external external-icon" href="https://jakearchibald.github.io/isserviceworkerready/">Est-ce que les service workers sont prêts ?</a></li> + <li><a href="/en-US/docs/Web/API/Channel_Messaging_API">Canal de messages</a></li> +</ul> |