WebCore/DocumentThreadableLoader.h

   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 DocumentThreadableLoader_h
  32 #define DocumentThreadableLoader_h
  33
  34 #include "SubresourceLoaderClient.h"
  35 #include "ThreadableLoader.h"
  36 #include <wtf/PassRefPtr.h>
  37 #include <wtf/RefCounted.h>
  38 #include <wtf/RefPtr.h>
  39
  40 namespace WebCore {
  41     class Document;
  42     class ResourceRequest;
  43     class ThreadableLoaderClient;
  44
  45     class DocumentThreadableLoader : public RefCounted<DocumentThreadableLoader>, public ThreadableLoader, private SubresourceLoaderClient  {
  46     public:
  47         static PassRefPtr<DocumentThreadableLoader> create(Document*, ThreadableLoaderClient*, const ResourceRequest&, LoadCallbacks, ContentSniff);
  48         virtual ~DocumentThreadableLoader();
  49
  50         virtual void cancel();
  51
  52         using RefCounted<DocumentThreadableLoader>::ref;
  53         using RefCounted<DocumentThreadableLoader>::deref;
  54
  55     protected:
  56         virtual void refThreadableLoader() { ref(); }
  57         virtual void derefThreadableLoader() { deref(); }
  58
  59     private:
  60         DocumentThreadableLoader(Document*, ThreadableLoaderClient*, const ResourceRequest&, LoadCallbacks, ContentSniff);
  61         virtual void willSendRequest(SubresourceLoader*, ResourceRequest&, const ResourceResponse& redirectResponse);
  62         virtual void didSendData(SubresourceLoader*, unsigned long long bytesSent, unsigned long long totalBytesToBeSent);
  63
  64         virtual void didReceiveResponse(SubresourceLoader*, const ResourceResponse&);
  65         virtual void didReceiveData(SubresourceLoader*, const char*, int lengthReceived);
  66         virtual void didFinishLoading(SubresourceLoader*);
  67         virtual void didFail(SubresourceLoader*, const ResourceError&);
  68
  69         virtual void receivedCancellation(SubresourceLoader*, const AuthenticationChallenge&);
  70
  71         RefPtr<SubresourceLoader> m_loader;
  72         ThreadableLoaderClient* m_client;
  73         Document* m_document;
  74     };
  75
  76 } // namespace WebCore
  77
  78 #endif // DocumentThreadableLoader_h