cdesktopenv/cde/programs/dtmail/libDtMail/Common/VirtArray.hh

93 lines
2.6 KiB
C++

/*
* CDE - Common Desktop Environment
*
* Copyright (c) 1993-2012, The Open Group. All rights reserved.
*
* These libraries and programs are free software; you can
* redistribute them and/or modify them under the terms of the GNU
* Lesser General Public License as published by the Free Software
* Foundation; either version 2 of the License, or (at your option)
* any later version.
*
* These libraries and programs are distributed in the hope that
* they will be useful, but WITHOUT ANY WARRANTY; without even the
* implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU Lesser General Public License for more
* details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with these libraries and programs; if not, write
* to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
* Floor, Boston, MA 02110-1301 USA
*/
/*
*+SNOTICE
*
* $TOG: VirtArray.hh /main/5 1997/12/22 16:35:24 bill $
*
* RESTRICTED CONFIDENTIAL INFORMATION:
*
* The information in this document is subject to special
* restrictions in a confidential disclosure agreement between
* HP, IBM, Sun, USL, SCO and Univel. Do not distribute this
* document outside HP, IBM, Sun, USL, SCO, or Univel without
* Sun's specific written approval. This document and all copies
* and derivative works thereof must be returned or destroyed at
* Sun's request.
*
* Copyright 1993 Sun Microsystems, Inc. All rights reserved.
*
*+ENOTICE
*/
#ifndef _VIRTARRAY_HH
#define _VIRTARRAY_HH
#include <DtMail/DtLanguages.hh>
class DtVirtArrayImpl : public DtCPlusPlusAllocator {
public:
DtVirtArrayImpl(const int size);
~DtVirtArrayImpl(void);
int length(void);
void * operator[](const int at);
int indexof(void * handle);
void append(void * handle);
void insert(void * handle, const int at);
void remove(const int at);
private:
void make_slot(const int at);
void grow(void);
void **_elements;
int _size;
int _count;
void *_mutex;
};
template <class Element>
class DtVirtArray : public DtCPlusPlusAllocator {
public:
DtVirtArray(const int size)
: my_array(size) {}
~DtVirtArray(void) {}
int length(void) { return(my_array.length()); }
Element operator[](const int at) { return((Element)my_array[at]); }
int indexof(Element handle) { return(my_array.indexof(handle)); }
void append(Element handle) { my_array.append(handle); }
void insert(Element handle, const int at) { my_array.insert(handle, at); }
void remove(const int at) { my_array.remove(at); }
private:
DtVirtArrayImpl my_array;
};
#endif