gecko-dev/modules/libjar/nsJAR.h
1999-08-21 08:54:47 +00:00

117 lines
2.9 KiB
C++

/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/*
* The contents of this file are subject to the Netscape Public License
* Version 1.0 (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/NPL/
*
* 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 Communicator client code,
* released March 31, 1998.
*
* The Initial Developer of the Original Code is Netscape Communications
* Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
* Reserved.
*
* Contributors:
* Don Bragg <dbragg@netscape.com>
* Samir Gehani <sgehani@netscape.com>
*/
#ifndef nsJAR_h__
#define nsJAR_h__
#include "prtypes.h"
#include "nsIJAR.h"
#include "nsIEnumerator.h"
#include "nsZipArchive.h"
#include "zipfile.h"
/*-------------------------------------------------------------------------
* Class nsJAR declaration. This is basically a "wrapper" class to
* take care of the XPCOM stuff for nsZipArchive. You see, nsZipArchive
* has a requirement to be standalone as well as an XPCOM component.
* This class allows nsZipArchive to remain non-XPCOM yet still be loadable
* by Mozilla.
*------------------------------------------------------------------------*/
class nsJAR : public nsIJAR
{
public:
nsJAR();
virtual ~nsJAR();
NS_DEFINE_STATIC_CID_ACCESSOR( NS_JAR_CID );
NS_DECL_ISUPPORTS
NS_DECL_NSIZIP
private:
nsZipArchive zip;
};
/**
* nsJARItem
*
* An individual JAR entry. A set of nsJARItems macthing a
* supplied pattern are returned in a nsJAREnumerator.
*/
class nsJARItem : public nsZipItem, public nsIJARItem
{
public:
NS_DECL_ISUPPORTS
//NS_DEFINE_STATIC_CID_ACCESSOR( NS_JARITEM_CID );
NS_DECL_NSIJARITEM
nsJARItem(nsZipItem* aOther);
nsJARItem();
virtual ~nsJARItem();
};
/**
* nsJAREnumerator
*
* Enumerates a list of files in a zip archive
* (based on a pattern match in its member nsZipFind).
*/
class nsJAREnumerator : public nsISimpleEnumerator
{
public:
NS_DECL_ISUPPORTS
//NS_DEFINE_STATIC_CID_ACCESSOR( NS_JARENUMERATOR_CID );
// nsISimpleEnumerator methods
NS_IMETHOD HasMoreElements(PRBool* aResult);
NS_IMETHOD GetNext(nsISupports** aResult);
nsJAREnumerator(nsZipFind *aFind);
virtual ~nsJAREnumerator();
protected:
nsZipArchive *mArchive; // pointer extracted from mFind for efficiency
nsZipFind *mFind;
nsZipItem *mCurr; // raw pointer to an nsZipItem owned by mArchive -- DON'T delete
PRBool mIsCurrStale;
};
#endif /* nsJAR_h__ */