michael@0: /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 4 -*-
michael@0:  *
michael@0:  * This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #ifndef nsIconChannel_h___
michael@0: #define nsIconChannel_h___
michael@0: 
michael@0: #include "mozilla/Attributes.h"
michael@0: 
michael@0: #include "nsCOMPtr.h"
michael@0: #include "nsXPIDLString.h"
michael@0: #include "nsIChannel.h"
michael@0: #include "nsILoadGroup.h"
michael@0: #include "nsIInterfaceRequestor.h"
michael@0: #include "nsIInterfaceRequestorUtils.h"
michael@0: #include "nsIInputStreamPump.h"
michael@0: #include "nsIStreamListener.h"
michael@0: #include "nsIURI.h"
michael@0: 
michael@0: class nsIFile;
michael@0: 
michael@0: class nsIconChannel MOZ_FINAL : public nsIChannel, public nsIStreamListener
michael@0: {
michael@0: public:
michael@0:   NS_DECL_THREADSAFE_ISUPPORTS
michael@0:   NS_DECL_NSIREQUEST
michael@0:   NS_DECL_NSICHANNEL
michael@0:   NS_DECL_NSIREQUESTOBSERVER
michael@0:   NS_DECL_NSISTREAMLISTENER
michael@0: 
michael@0:   nsIconChannel();
michael@0:   virtual ~nsIconChannel();
michael@0: 
michael@0:   nsresult Init(nsIURI* uri);
michael@0: 
michael@0: protected:
michael@0:   nsCOMPtr<nsIURI> mUrl;
michael@0:   nsCOMPtr<nsIURI> mOriginalURI;
michael@0:   int64_t          mContentLength;
michael@0:   nsCOMPtr<nsILoadGroup> mLoadGroup;
michael@0:   nsCOMPtr<nsIInterfaceRequestor> mCallbacks;
michael@0:   nsCOMPtr<nsISupports>  mOwner; 
michael@0:   
michael@0:   nsCOMPtr<nsIInputStreamPump> mPump;
michael@0:   nsCOMPtr<nsIStreamListener>  mListener;
michael@0:   
michael@0:   nsresult MakeInputStream(nsIInputStream** _retval, bool nonBlocking);
michael@0:   
michael@0:   nsresult ExtractIconInfoFromUrl(nsIFile ** aLocalFile, uint32_t * aDesiredImageSize,
michael@0:                            nsACString &aContentType, nsACString &aFileExtension);
michael@0: };
michael@0: 
michael@0: #endif /* nsIconChannel_h___ */