gecko-dev/dom/file/ArchiveZipFile.h

77 lines
2.1 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_domarchivefile_h__
#define mozilla_dom_file_domarchivefile_h__
#include "nsDOMFile.h"
#include "ArchiveReader.h"
#include "FileCommon.h"
#include "zipstruct.h"
BEGIN_FILE_NAMESPACE
class ArchiveZipFile : public nsDOMFileCC
{
public:
ArchiveZipFile(const nsAString& aName,
const nsAString& aContentType,
PRUint64 aLength,
ZipCentral& aCentral,
ArchiveReader* aReader)
: nsDOMFileCC(aName, aContentType, aLength),
mCentral(aCentral),
mArchiveReader(aReader),
mFilename(aName)
{
NS_ASSERTION(mArchiveReader, "must have a reader");
MOZ_COUNT_CTOR(ArchiveZipFile);
}
ArchiveZipFile(const nsAString& aName,
const nsAString& aContentType,
PRUint64 aStart,
PRUint64 aLength,
ZipCentral& aCentral,
ArchiveReader* aReader)
: nsDOMFileCC(aContentType, aStart, aLength),
mCentral(aCentral),
mArchiveReader(aReader),
mFilename(aName)
{
NS_ASSERTION(mArchiveReader, "must have a reader");
MOZ_COUNT_CTOR(ArchiveZipFile);
}
virtual ~ArchiveZipFile()
{
MOZ_COUNT_DTOR(ArchiveZipFile);
}
// Overrides:
NS_IMETHOD GetInternalStream(nsIInputStream**);
NS_DECL_CYCLE_COLLECTING_ISUPPORTS
NS_DECL_CYCLE_COLLECTION_CLASS_AMBIGUOUS(ArchiveZipFile, nsIDOMFile)
protected:
virtual already_AddRefed<nsIDOMBlob> CreateSlice(PRUint64 aStart,
PRUint64 aLength,
const nsAString& aContentType);
private: // Data
ZipCentral mCentral;
nsRefPtr<ArchiveReader> mArchiveReader;
nsString mFilename;
};
END_FILE_NAMESPACE
#endif // mozilla_dom_file_domarchivefile_h__