gecko-dev/dom/file/FileStreamWrappers.h
Joshua Cranmer 36673bcae2 Bug 884061 - Part 3f: Use NS_DECL_THREADSAFE_ISUPPORTS in dom/, r=smaug,dhylands.
--HG--
extra : rebase_source : b8eaae07c54c94c8c46c7ed4c0e226eb74584652
2013-07-18 21:21:20 -05:00

95 lines
2.2 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=2 et sw=2 tw=80: */
/* 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_dom_file_filestreamwrappers_h__
#define mozilla_dom_file_filestreamwrappers_h__
#include "FileCommon.h"
#include "nsIInputStream.h"
#include "nsIOutputStream.h"
BEGIN_FILE_NAMESPACE
class FileHelper;
class FileStreamWrapper : public nsISupports
{
public:
NS_DECL_THREADSAFE_ISUPPORTS
FileStreamWrapper(nsISupports* aFileStream,
FileHelper* aFileHelper,
uint64_t aOffset,
uint64_t aLimit,
uint32_t aFlags);
virtual ~FileStreamWrapper();
enum {
NOTIFY_PROGRESS = 1 << 0,
NOTIFY_CLOSE = 1 << 1,
NOTIFY_DESTROY = 1 << 2
};
protected:
nsCOMPtr<nsISupports> mFileStream;
nsRefPtr<FileHelper> mFileHelper;
uint64_t mOffset;
uint64_t mLimit;
uint32_t mFlags;
bool mFirstTime;
};
class FileInputStreamWrapper : public FileStreamWrapper,
public nsIInputStream
{
public:
NS_DECL_ISUPPORTS_INHERITED
NS_DECL_NSIINPUTSTREAM
FileInputStreamWrapper(nsISupports* aFileStream,
FileHelper* aFileHelper,
uint64_t aOffset,
uint64_t aLimit,
uint32_t aFlags);
protected:
virtual ~FileInputStreamWrapper()
{ }
private:
nsCOMPtr<nsIInputStream> mInputStream;
};
class FileOutputStreamWrapper : public FileStreamWrapper,
public nsIOutputStream
{
public:
NS_DECL_ISUPPORTS_INHERITED
NS_DECL_NSIOUTPUTSTREAM
FileOutputStreamWrapper(nsISupports* aFileStream,
FileHelper* aFileHelper,
uint64_t aOffset,
uint64_t aLimit,
uint32_t aFlags);
protected:
virtual ~FileOutputStreamWrapper()
{ }
private:
nsCOMPtr<nsIOutputStream> mOutputStream;
#ifdef DEBUG
void* mWriteThread;
#endif
};
END_FILE_NAMESPACE
#endif // mozilla_dom_file_filestreamwrappers_h__