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1 /* | |
2 * Copyright (C) 2009 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 WebCommonWorkerClient_h | |
32 #define WebCommonWorkerClient_h | |
33 | |
34 namespace WebKit { | |
35 | |
36 class WebNotificationPresenter; | |
37 class WebString; | |
38 class WebWorker; | |
39 class WebWorkerClient; | |
40 | |
41 // Provides an interface back to the in-page script object for a worker. | |
42 // This interface contains common APIs used by both shared and dedicated | |
43 // workers. | |
44 // All functions are expected to be called back on the thread that created | |
45 // the Worker object, unless noted. | |
46 class WebCommonWorkerClient { | |
47 public: | |
48 virtual void postExceptionToWorkerObject( | |
49 const WebString& errorString, int lineNumber, | |
50 const WebString& sourceURL) = 0; | |
51 | |
52 virtual void postConsoleMessageToWorkerObject( | |
53 int destinationIdentifier, | |
54 int sourceIdentifier, | |
55 int messageType, | |
56 int messageLevel, | |
57 const WebString& message, | |
58 int lineNumber, | |
59 const WebString& sourceURL) = 0; | |
60 | |
61 virtual void workerContextClosed() = 0; | |
62 virtual void workerContextDestroyed() = 0; | |
63 | |
64 // Returns the notification presenter for this worker context. Pointer | |
65 // is owned by the object implementing WebCommonWorkerClient. | |
66 virtual WebNotificationPresenter* notificationPresenter() = 0; | |
67 | |
68 // This can be called on any thread to create a nested WebWorker. | |
69 // WebSharedWorkers are not instantiated via this API - instead | |
70 // they are created via the WebSharedWorkerRepository. | |
71 virtual WebWorker* createWorker(WebWorkerClient* client) = 0; | |
72 | |
73 protected: | |
74 ~WebCommonWorkerClient() { } | |
75 }; | |
76 | |
77 } // namespace WebKit | |
78 | |
79 #endif | |
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