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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* 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 "mozilla/MozPromise.h"
#include "nsCOMPtr.h"
#include "nsString.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"
namespace mozilla::ipc {
class ByteBuf;
}
class nsIconChannel final : public nsIChannel, public nsIStreamListener {
public:
using ByteBufPromise =
mozilla::MozPromise<mozilla::ipc::ByteBuf, nsresult, true>;
NS_DECL_THREADSAFE_ISUPPORTS
NS_DECL_NSIREQUEST
NS_DECL_NSICHANNEL
NS_DECL_NSIREQUESTOBSERVER
NS_DECL_NSISTREAMLISTENER
nsIconChannel();
nsresult Init(nsIURI* uri);
/// Obtains an icon in Windows ICO format as a ByteBuf instead
/// of a channel. For use with IPC.
static RefPtr<ByteBufPromise> GetIconAsync(nsIURI* aURI);
private:
~nsIconChannel();
nsresult StartAsyncOpen();
nsCOMPtr<nsIURI> mUrl;
nsCOMPtr<nsIURI> mOriginalURI;
nsCOMPtr<nsILoadGroup> mLoadGroup;
nsCOMPtr<nsIInterfaceRequestor> mCallbacks;
nsCOMPtr<nsISupports> mOwner;
nsCOMPtr<nsILoadInfo> mLoadInfo;
nsCOMPtr<nsIInputStreamPump> mPump;
nsCOMPtr<nsIStreamListener> mListener;
bool mCanceled = false;
};
#endif // mozilla_image_encoders_icon_win_nsIconChannel_h
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