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diff --git a/files/zh-cn/web/api/windowclient/index.html b/files/zh-cn/web/api/windowclient/index.html new file mode 100644 index 0000000000..30073ded26 --- /dev/null +++ b/files/zh-cn/web/api/windowclient/index.html @@ -0,0 +1,167 @@ +--- +title: WindowClient +slug: Web/API/WindowClient +tags: + - API + - Client + - Experimental + - Interface + - NeedsTranslation + - Reference + - Service Workers + - ServiceWorker + - TopicStub + - WindowClient +translation_of: Web/API/WindowClient +--- +<p>{{SeeCompatTable}}{{APIRef("Service Workers API")}}</p> + +<p>The <code>WindowClient</code> interface of the <a href="/en-US/docs/Web/API/ServiceWorker_API">ServiceWorker API</a> represents the scope of a service worker client that is a document in a browser context, controlled by an active worker. The service worker client independently selects and uses a service worker for its own loading and sub-resources.</p> + +<h2 id="Methods">Methods</h2> + +<p><em><code>WindowClient</code> inherits methods from its parent interface, {{domxref("Client")}}.</em></p> + +<dl> + <dt>{{domxref("WindowClient.focus()")}}</dt> + <dd>Gives user input focus to the current client. </dd> + <dt>{{domxref("WindowClient.navigate()")}}</dt> + <dd>Loads a specified URL into a controlled client page.</dd> +</dl> + +<h2 id="Properties">Properties</h2> + +<p><em><code>WindowClient</code> inherits properties from its parent interface, {{domxref("Client")}}.</em></p> + +<dl> + <dt>{{domxref("WindowClient.focused")}} {{readonlyInline}}</dt> + <dd>A boolean that indicates whether the current client has focus.</dd> + <dt>{{domxref("WindowClient.visibilityState")}} {{readonlyInline}}</dt> + <dd>Indicates the visibility of the current client. This value can be one of <code>hidden</code>, <code>visible</code>, <code>prerender</code>, or <code>unloaded</code>.</dd> +</dl> + +<h2 id="Example">Example</h2> + +<pre class="brush: js">self.addEventListener('notificationclick', function(event) { + console.log('On notification click: ', event.notification.tag); + event.notification.close(); + + // This looks to see if the current is already open and + // focuses if it is + event.waitUntil(clients.matchAll({ + type: "window" + }).then(function(clientList) { + for (var i = 0; i < clientList.length; i++) { + var client = clientList[i]; + if (client.url == '/' && 'focus' in client) + return client.focus(); + } + if (clients.openWindow) + return clients.openWindow('/'); + })); +});</pre> + +<h2 id="Specifications">Specifications</h2> + +<table class="standard-table"> + <tbody> + <tr> + <th scope="col">Specification</th> + <th scope="col">Status</th> + <th scope="col">Comment</th> + </tr> + <tr> + <td>{{SpecName('Service Workers', '#window-client-interface', 'WindowClient')}}</td> + <td>{{Spec2('Service Workers')}}</td> + <td>Initial definition</td> + </tr> + </tbody> +</table> + +<h2 id="Browser_compatibility">Browser compatibility</h2> + +<div>{{CompatibilityTable}}</div> + +<div id="compat-desktop"> +<table class="compat-table"> + <tbody> + <tr> + <th>Feature</th> + <th>Chrome</th> + <th>Firefox (Gecko)</th> + <th>Internet Explorer</th> + <th>Opera</th> + <th>Safari (WebKit)</th> + </tr> + <tr> + <td>Basic support</td> + <td>{{CompatChrome(42.0)}}</td> + <td>{{ CompatGeckoDesktop("44.0") }}<sup>[1]</sup></td> + <td>{{CompatNo}}</td> + <td>{{CompatUnknown}}</td> + <td>{{CompatNo}}</td> + </tr> + <tr> + <td><code>navigate()</code></td> + <td>{{CompatChrome(49.0)}}</td> + <td> </td> + <td> </td> + <td> </td> + <td> </td> + </tr> + </tbody> +</table> +</div> + +<div id="compat-mobile"> +<table class="compat-table"> + <tbody> + <tr> + <th>Feature</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>Basic support</td> + <td>{{CompatNo}}</td> + <td>{{CompatNo}}</td> + <td>{{ CompatGeckoMobile("44.0") }}</td> + <td>{{ CompatVersionUnknown }}</td> + <td>{{CompatNo}}</td> + <td>{{CompatUnknown}}</td> + <td>{{CompatNo}}</td> + <td>{{CompatChrome(42.0)}}</td> + </tr> + <tr> + <td><code>navigate()</code></td> + <td>{{CompatNo}}</td> + <td>{{CompatNo}}</td> + <td> </td> + <td> </td> + <td> </td> + <td> </td> + <td> </td> + <td>{{CompatChrome(49.0)}}</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 and 52 Extended Support Releases</a> (ESR.)</p> + +<h2 id="See_also">See also</h2> + +<ul> + <li><a href="/en-US/docs/Web/API/ServiceWorker_API/Using_Service_Workers">Using Service Workers</a></li> + <li><a href="https://github.com/mdn/sw-test">Service workers basic code example</a></li> + <li><a href="https://jakearchibald.github.io/isserviceworkerready/">Is ServiceWorker ready?</a></li> + <li><a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Promise">Promises</a></li> + <li><a href="/en-US/docs/Web/Guide/Performance/Using_web_workers">Using web workers</a></li> + <li><a href="/en-US/docs/Web/API/Channel_Messaging_API">Channel Messaging API</a></li> +</ul> |