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