2 * Copyright (C) 2005 Apple Computer, Inc. All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
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.
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
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26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 #import <Foundation/Foundation.h>
32 @class NSURLAuthenticationChallenge;
33 @class NSURLConnection;
34 @class NSURLConnectionAuthenticationChallenge;
35 @class NSURLCredential;
40 @class WebFrameLoader;
42 @interface WebLoader : NSObject
45 WebFrameLoader *frameLoader;
46 NSURLConnection *connection;
47 NSURLRequest *request;
48 BOOL reachedTerminalState;
49 BOOL loadingMultipartContent;
54 NSURLResponse *response;
55 NSURLAuthenticationChallenge *currentConnectionChallenge;
56 NSURLAuthenticationChallenge *currentWebChallenge;
58 BOOL waitingToDeliverResource;
59 BOOL deliveredResource;
61 NSMutableData *resourceData;
62 WebResource *resource;
64 BOOL isInitializingConnection;
69 - (BOOL)loadWithRequest:(NSURLRequest *)request;
71 - (void)setFrameLoader:(WebFrameLoader *)fl;
72 - (WebFrameLoader *)frameLoader;
75 - (void)cancelWithError:(NSError *)error;
77 - (void)setDefersCallbacks:(BOOL)defers;
78 - (BOOL)defersCallbacks;
80 - (NSError *)cancelledError;
82 - (void)setIdentifier:(id)ident;
84 - (void)releaseResources;
85 - (NSURLResponse *)response;
87 - (void)addData:(NSData *)data;
88 - (NSData *)resourceData;
89 - (void)clearResourceData;
91 // Connection-less callbacks allow us to send callbacks using data attained from a WebResource instead of an NSURLConnection.
92 - (NSURLRequest *)willSendRequest:(NSURLRequest *)newRequest redirectResponse:(NSURLResponse *)redirectResponse;
93 - (void)didReceiveAuthenticationChallenge:(NSURLAuthenticationChallenge *)challenge;
94 - (void)didCancelAuthenticationChallenge:(NSURLAuthenticationChallenge *)challenge;
95 - (void)didReceiveResponse:(NSURLResponse *)r;
96 - (void)didReceiveData:(NSData *)data lengthReceived:(long long)lengthReceived;
97 - (void)willStopBufferingData:(NSData *)data;
98 - (void)didFinishLoading;
99 - (void)didFailWithError:(NSError *)error;
100 - (NSCachedURLResponse *)willCacheResponse:(NSCachedURLResponse *)cachedResponse;
102 // Used to work around the fact that you don't get any more NSURLConnection callbacks until you return from the first one.
103 + (BOOL)inConnectionCallback;
107 // Note: This interface can be removed once this method is declared
108 // in Foundation (probably will be in Foundation-485).
109 @interface NSObject (WebLoaderExtras)
110 - (void)connection:(NSURLConnection *)con didReceiveData:(NSData *)data lengthReceived:(long long)lengthReceived;