cdesktopenv/cde/lib/DtMmdb/object/composite.C

157 lines
3.5 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
*/
/*
* $XConsortium: composite.cc /main/5 1996/07/18 14:40:37 drk $
*
* Copyright (c) 1993 HAL Computer Systems International, Ltd.
* All rights reserved. Unpublished -- rights reserved under
* the Copyright Laws of the United States. USE OF A COPYRIGHT
* NOTICE IS PRECAUTIONARY ONLY AND DOES NOT IMPLY PUBLICATION
* OR DISCLOSURE.
*
* THIS SOFTWARE CONTAINS CONFIDENTIAL INFORMATION AND TRADE
* SECRETS OF HAL COMPUTER SYSTEMS INTERNATIONAL, LTD. USE,
* DISCLOSURE, OR REPRODUCTION IS PROHIBITED WITHOUT THE
* PRIOR EXPRESS WRITTEN PERMISSION OF HAL COMPUTER SYSTEMS
* INTERNATIONAL, LTD.
*
* RESTRICTED RIGHTS LEGEND
* Use, duplication, or disclosure by the Government is subject
* to the restrictions as set forth in subparagraph (c)(l)(ii)
* of the Rights in Technical Data and Computer Software clause
* at DFARS 252.227-7013.
*
* HAL COMPUTER SYSTEMS INTERNATIONAL, LTD.
* 1315 Dell Avenue
* Campbell, CA 95008
*
*/
#include "object/composite.h"
composite::composite(c_code_t c_id) : root(c_id)
{
//init_persistent_info();
v_sz = 0;
}
composite::composite(const composite& x) : root(x)
{
//init_persistent_info();
v_sz = x.v_sz;
}
int composite::first() const
{
if ( v_sz == 0 )
return 0;
else
return 1;
}
void composite::next(int& index) const
{
if INRANGE( index, 1, (int) v_sz - 1 )
index ++;
else
index = 0;
}
handler* composite::get_component(int)
{
throw(stringException("composite::get_component() can't be called"));
return 0;
}
void composite::set_mode(obj_mode_t mode, Boolean option)
{
root::set_mode(mode, option);
}
Boolean composite::test_io_mode(int mode)
{
if ( storage_ptr )
return storage_ptr -> io_mode(mode);
else
return false;
}
int composite::cdr_sizeof()
{
return root::cdr_sizeof() + sizeof(v_sz);
}
io_status composite::cdrOut(buffer& buf)
{
root::cdrOut(buf);
buf.put(v_sz);
return done;
}
io_status composite::cdrIn(buffer& buf)
{
root::cdrIn(buf);
buf.get(v_sz);
return done;
}
MMDB_BODIES(composite)
NEW_AND_DELETE_BODIES(composite)
composite_handler::composite_handler(const oid_t& v_oid, storagePtr _store):
handler(v_oid, _store)
{
}
composite_handler::~composite_handler()
{
}
composite* composite_handler::operator ->()
{
return (composite*)handler::operator->();
}
handler* composite_handler::_get_component(int i)
{
handler* x = 0;
if ( i == THIS )
x = this;
else {
x = ((composite*)handler::operator->()) -> get_component(i);
}
if ( x == 0 )
throw(stringException("NULL component handler ptr"));
return x;
}