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66 lines
1.7 KiB
C++
66 lines
1.7 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_image_encoders_icon_win_nsIconChannel_h
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#define mozilla_image_encoders_icon_win_nsIconChannel_h
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#include "mozilla/Attributes.h"
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#include "mozilla/MozPromise.h"
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#include "nsCOMPtr.h"
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#include "nsString.h"
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#include "nsIChannel.h"
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#include "nsILoadGroup.h"
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#include "nsILoadInfo.h"
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#include "nsIInterfaceRequestor.h"
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#include "nsIInterfaceRequestorUtils.h"
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#include "nsIURI.h"
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#include "nsIInputStreamPump.h"
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#include "nsIStreamListener.h"
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namespace mozilla::ipc {
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class ByteBuf;
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}
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class nsIconChannel final : public nsIChannel, public nsIStreamListener {
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public:
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using ByteBufPromise =
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mozilla::MozPromise<mozilla::ipc::ByteBuf, nsresult, true>;
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NS_DECL_THREADSAFE_ISUPPORTS
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NS_DECL_NSIREQUEST
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NS_DECL_NSICHANNEL
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NS_DECL_NSIREQUESTOBSERVER
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NS_DECL_NSISTREAMLISTENER
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nsIconChannel();
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nsresult Init(nsIURI* uri);
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/// Obtains an icon in Windows ICO format as a ByteBuf instead
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/// of a channel. For use with IPC.
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static RefPtr<ByteBufPromise> GetIconAsync(nsIURI* aURI);
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private:
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~nsIconChannel();
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nsresult StartAsyncOpen();
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nsCOMPtr<nsIURI> mUrl;
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nsCOMPtr<nsIURI> mOriginalURI;
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nsCOMPtr<nsILoadGroup> mLoadGroup;
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nsCOMPtr<nsIInterfaceRequestor> mCallbacks;
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nsCOMPtr<nsISupports> mOwner;
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nsCOMPtr<nsILoadInfo> mLoadInfo;
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nsCOMPtr<nsIInputStreamPump> mPump;
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nsCOMPtr<nsIStreamListener> mListener;
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bool mCanceled = false;
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};
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#endif // mozilla_image_encoders_icon_win_nsIconChannel_h
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