gecko/netwerk/protocol/wyciwyg/nsWyciwygChannel.h

131 lines
4.7 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
*
* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either of the GNU General Public License Version 2 or later (the "GPL"),
* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#ifndef nsWyciwygChannel_h___
#define nsWyciwygChannel_h___
#include "nsWyciwygProtocolHandler.h"
#include "nsXPIDLString.h"
#include "nsString.h"
#include "nsCOMPtr.h"
#include "nsIWyciwygChannel.h"
#include "nsILoadGroup.h"
#include "nsIOutputStream.h"
#include "nsIInputStream.h"
#include "nsIInputStreamPump.h"
#include "nsIInterfaceRequestor.h"
#include "nsIProgressEventSink.h"
#include "nsIStreamListener.h"
#include "nsICacheListener.h"
#include "nsICacheEntryDescriptor.h"
#include "nsIURI.h"
#include "nsIEventTarget.h"
extern PRLogModuleInfo * gWyciwygLog;
//-----------------------------------------------------------------------------
class nsWyciwygChannel: public nsIWyciwygChannel,
public nsIStreamListener,
public nsICacheListener
{
public:
NS_DECL_ISUPPORTS
NS_DECL_NSIREQUEST
NS_DECL_NSICHANNEL
NS_DECL_NSIWYCIWYGCHANNEL
NS_DECL_NSIREQUESTOBSERVER
NS_DECL_NSISTREAMLISTENER
NS_DECL_NSICACHELISTENER
friend class nsWyciwygSetCharsetandSourceEvent;
friend class nsWyciwygWriteEvent;
friend class nsWyciwygCloseEvent;
// nsWyciwygChannel methods:
nsWyciwygChannel();
virtual ~nsWyciwygChannel();
nsresult Init(nsIURI *uri);
protected:
nsresult WriteToCacheEntryInternal(const nsAString& aData, const nsACString& spec);
void SetCharsetAndSourceInternal();
nsresult CloseCacheEntryInternal(nsresult reason);
nsresult ReadFromCache();
nsresult OpenCacheEntry(const nsACString & aCacheKey, nsCacheAccessMode aWriteAccess);
void WriteCharsetAndSourceToCache(PRInt32 aSource,
const nsCString& aCharset);
void NotifyListener();
PRBool IsOnCacheIOThread();
nsresult mStatus;
PRPackedBool mIsPending;
PRPackedBool mCharsetAndSourceSet;
PRPackedBool mNeedToWriteCharset;
PRInt32 mCharsetSource;
nsCString mCharset;
PRInt32 mContentLength;
PRUint32 mLoadFlags;
nsCOMPtr<nsIURI> mURI;
nsCOMPtr<nsIURI> mOriginalURI;
nsCOMPtr<nsISupports> mOwner;
nsCOMPtr<nsIInterfaceRequestor> mCallbacks;
nsCOMPtr<nsIProgressEventSink> mProgressSink;
nsCOMPtr<nsILoadGroup> mLoadGroup;
nsCOMPtr<nsIStreamListener> mListener;
nsCOMPtr<nsISupports> mListenerContext;
// reuse as much of this channel implementation as we can
nsCOMPtr<nsIInputStreamPump> mPump;
// Cache related stuff
nsCOMPtr<nsICacheEntryDescriptor> mCacheEntry;
nsCOMPtr<nsIOutputStream> mCacheOutputStream;
nsCOMPtr<nsIInputStream> mCacheInputStream;
nsCOMPtr<nsIEventTarget> mCacheIOTarget;
nsCOMPtr<nsISupports> mSecurityInfo;
};
#endif /* nsWyciwygChannel_h___ */