зеркало из https://github.com/mozilla/gecko-dev.git
81 строка
2.5 KiB
C++
81 строка
2.5 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 "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 "nsIOutputStream.h"
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#include "nsIStreamListener.h"
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#include "nsIIconURI.h"
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#include <windows.h>
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class nsIFile;
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class nsIconChannel final : public nsIChannel, public nsIStreamListener {
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~nsIconChannel();
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public:
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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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protected:
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class IconAsyncOpenTask;
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class IconSyncOpenTask;
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void OnAsyncError(nsresult aStatus);
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void FinishAsyncOpen(HICON aIcon, nsresult aStatus);
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nsresult EnsurePipeCreated(uint32_t aIconSize, bool aNonBlocking);
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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<nsIInputStream> mInputStream;
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nsCOMPtr<nsIOutputStream> mOutputStream;
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nsCOMPtr<nsIStreamListener> mListener;
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nsCOMPtr<nsIEventTarget> mListenerTarget;
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nsresult ExtractIconInfoFromUrl(nsIFile** aLocalFile,
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uint32_t* aDesiredImageSize,
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nsCString& aContentType,
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nsCString& aFileExtension);
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nsresult GetHIcon(bool aNonBlocking, HICON* hIcon);
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nsresult GetHIconFromFile(bool aNonBlocking, HICON* hIcon);
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nsresult GetHIconFromFile(nsIFile* aLocalFile, const nsAutoString& aPath,
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UINT aInfoFlags, HICON* hIcon);
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MOZ_MUST_USE nsresult MakeInputStream(nsIInputStream** _retval,
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bool aNonBlocking, HICON aIcon);
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// Functions specific to Vista and above
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protected:
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nsresult GetStockHIcon(nsIMozIconURI* aIconURI, HICON* hIcon);
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};
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#endif // mozilla_image_encoders_icon_win_nsIconChannel_h
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