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 WebSharedWorkerClient_h
32#define WebSharedWorkerClient_h
33
34#include "../platform/WebMessagePortChannel.h"
35
36namespace blink {
37
38class WebApplicationCacheHost;
39class WebApplicationCacheHostClient;
40class WebNotificationPresenter;
41class WebSecurityOrigin;
42class WebString;
43class WebWorker;
44class WebWorkerPermissionClientProxy;
45
46// Provides an interface back to the in-page script object for a worker.
47// All functions are expected to be called back on the thread that created
48// the Worker object, unless noted.
49class WebSharedWorkerClient {
50public:
51    virtual void workerContextClosed() = 0;
52    virtual void workerContextDestroyed() = 0;
53    virtual void workerReadyForInspection() { }
54    virtual void workerScriptLoaded() = 0;
55    virtual void workerScriptLoadFailed() = 0;
56    virtual void selectAppCacheID(long long) = 0;
57
58    // Returns the notification presenter for this worker context. Pointer
59    // is owned by the object implementing WebSharedWorkerClient.
60    virtual WebNotificationPresenter* notificationPresenter() = 0;
61
62    // Called on the main webkit thread in the worker process during
63    // initialization.
64    virtual WebApplicationCacheHost* createApplicationCacheHost(WebApplicationCacheHostClient*) = 0;
65
66    // Called on the main webkit thread in the worker process during
67    // initialization.
68    // WebWorkerPermissionClientProxy should not retain the given
69    // WebSecurityOrigin, as the proxy instance is passed to worker thread
70    // while WebSecurityOrigin is not thread safe.
71    virtual WebWorkerPermissionClientProxy* createWorkerPermissionClientProxy(const WebSecurityOrigin&) { return 0; }
72
73    virtual void dispatchDevToolsMessage(const WebString&) { }
74    virtual void saveDevToolsAgentState(const WebString&) { }
75};
76
77} // namespace blink
78
79#endif
80