1 /* 2 * Copyright (C) 2013 Google Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are 6 * met: 7 * 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * * Redistributions in binary form must reproduce the above 11 * copyright notice, this list of conditions and the following disclaimer 12 * in the documentation and/or other materials provided with the 13 * distribution. 14 * * Neither the name of Google Inc. nor the names of its 15 * contributors may be used to endorse or promote products derived from 16 * this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31 #ifndef WebServiceWorkerProvider_h 32 #define WebServiceWorkerProvider_h 33 34 #include "public/platform/WebCallbacks.h" 35 36 namespace blink { 37 38 class WebString; 39 class WebURL; 40 class WebServiceWorker; 41 class WebServiceWorkerProviderClient; 42 struct WebServiceWorkerError; 43 44 // Created on the main thread, and may be passed to another script context 45 // thread (e.g. worker thread) later. All methods of this class must be called 46 // on the single script context thread. 47 class WebServiceWorkerProvider { 48 public: 49 // Called when a client wants to start listening to the service worker events. Must be cleared before the client becomes invalid. 50 virtual void setClient(WebServiceWorkerProviderClient*) { } 51 52 // The WebServiceWorker and WebServiceWorkerError ownership are passed to the WebServiceWorkerCallbacks implementation. 53 typedef WebCallbacks<WebServiceWorker, WebServiceWorkerError> WebServiceWorkerCallbacks; 54 virtual void registerServiceWorker(const WebURL& pattern, const WebURL& scriptUrl, WebServiceWorkerCallbacks*) { } 55 56 // Unregisters the ServiceWorker for a given scope. The provider 57 // must always pass null to onSuccess. 58 // FIXME: "unregister" does not provide a WebServiceWorker, revisit this 59 // to clean up the the callback type to not take a WebServiceWorker*. 60 virtual void unregisterServiceWorker(const WebURL& pattern, WebServiceWorkerCallbacks*) { } 61 62 virtual ~WebServiceWorkerProvider() { } 63 }; 64 65 } // namespace blink 66 67 #endif 68