1/*
2 * Copyright (C) 2006 Apple Computer, 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
6 * are met:
7 *
8 * 1.  Redistributions of source code must retain the above copyright
9 *     notice, this list of conditions and the following disclaimer.
10 * 2.  Redistributions in binary form must reproduce the above copyright
11 *     notice, this list of conditions and the following disclaimer in the
12 *     documentation and/or other materials provided with the distribution.
13 * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
14 *     its contributors may be used to endorse or promote products derived
15 *     from this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
18 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
19 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
20 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
21 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
22 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
23 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
24 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29#ifndef SubresourceLoaderClient_h
30#define SubresourceLoaderClient_h
31
32namespace WebCore {
33
34class AuthenticationChallenge;
35class ResourceError;
36class ResourceRequest;
37class ResourceResponse;
38class SubresourceLoader;
39
40class SubresourceLoaderClient {
41public:
42    virtual ~SubresourceLoaderClient() { }
43
44    // request may be modified
45    virtual void willSendRequest(SubresourceLoader*, ResourceRequest&, const ResourceResponse& /*redirectResponse*/) { }
46    virtual void didSendData(SubresourceLoader*, unsigned long long /*bytesSent*/, unsigned long long /*totalBytesToBeSent*/) { }
47
48    virtual void didReceiveResponse(SubresourceLoader*, const ResourceResponse&) { }
49    virtual void didReceiveData(SubresourceLoader*, const char*, int /*dataLength*/) { }
50    virtual void didReceiveCachedMetadata(SubresourceLoader*, const char*, int /*dataLength*/) { }
51    virtual void didFinishLoading(SubresourceLoader*, double /*finishTime*/) { }
52    virtual void didFail(SubresourceLoader*, const ResourceError&) { }
53
54    virtual bool getShouldUseCredentialStorage(SubresourceLoader*, bool& /*shouldUseCredentialStorage*/) { return false; }
55    virtual void didReceiveAuthenticationChallenge(SubresourceLoader*, const AuthenticationChallenge&) { }
56    virtual void receivedCancellation(SubresourceLoader*, const AuthenticationChallenge&) { }
57
58};
59
60} // namespace WebCore
61
62#endif // SubresourceLoaderClient_h
63