pjs/xpcom/ds/nsSharedString.h

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1.8 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/*
* The contents of this file are subject to the Netscape 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/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.org code.
*
* 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.
*
* Contributor(s):
* Scott Collins <scc@netscape.com>
*/
#ifndef _nsSharedString_h__
#define _nsSharedString_h__
// WORK IN PROGRESS
#include "nsAReadableString.h"
template <class CharT>
class basic_nsSharedString
: public basic_nsAReadableString<CharT>
/*
...
*/
{
public:
nsrefcnt
AddRef() const
{
return ++mRefCount;
}
nsrefcnt
Release() const
{
nsrefcnt result = --mRefCount;
if ( !mRefCount )
delete this;
return result;
}
private:
mutable nsrefcnt mRefCount;
};
template <class CharT>
class nsSharedStringPtr
{
public:
// ...
private:
basic_nsSharedString<CharT>* mPtr;
};
typedef basic_nsSharedString<PRUnichar> nsSharedString;
typedef basic_nsSharedStringPtr<PRUnichar> nsSharedStringPtr;
typedef basic_nsSharedString<char> nsSharedCString;
typedef basic_nsSharedStringPtr<char> nsSharedCStringPtr;
#endif // !defined(_nsSharedString_h__)