Files
cdesktop/cde/lib/tt/demo/CoEd/libCoEd/CoEdChangeQueue.C
2012-03-10 18:58:32 +00:00

81 lines
2.9 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 librararies and programs; if not, write
* to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
* Floor, Boston, MA 02110-1301 USA
*/
//%% (c) Copyright 1993, 1994 Hewlett-Packard Company
//%% (c) Copyright 1993, 1994 International Business Machines Corp.
//%% (c) Copyright 1993, 1994 Sun Microsystems, Inc.
//%% (c) Copyright 1993, 1994 Novell, Inc.
//%% $XConsortium: CoEdChangeQueue.C /main/3 1995/10/20 17:06:28 rswiston $
/*
* CoEdChangeQueue.cc
*
* Copyright (c) 1991 by Sun Microsystems. All Rights Reserved.
*
* Permission to use, copy, modify, distribute, and sell this software
* and its documentation for any purpose is hereby granted without
* fee, provided that the above copyright notice appear in all copies
* and that both that copyright notice and this permission notice
* appear in supporting documentation, and that the names of Sun
* Microsystems and its subsidiaries not be used in advertising or
* publicity pertaining to distribution of the software without
* specific, written prior permission. Sun Microsystems and its
* subsidiaries make no representations about the suitability of this
* software for any purpose. It is provided "as is" without express
* or implied warranty.
*
* Sun Microsystems and its subsidiaries disclaim all warranties with
* regard to this software, including all implied warranties of
* merchantability and fitness. In no event shall Sun Microsystems or
* its subsidiaries be liable for any special, indirect or
* consequential damages or any damages whatsoever resulting from loss
* of use, data or profits, whether in an action of contract,
* negligence or other tortious action, arising out of or in
* connection with the use or performance of this software.
*/
#include <string.h>
#include "CoEdChangeQueue.h"
CoEdChangeQueue::
CoEdChangeQueue() : CoEdTextChangeList()
{
}
void CoEdChangeQueue::
insert( CoEdTextChange *change )
{
append( change );
}
CoEdTextChange *CoEdChangeQueue::
deQEligibleChng( const CoEdTextVersion &version )
{
CoEdTextChange *curr = _head;
while (curr != 0) {
if (! curr->knowsOfNewerChangesThan( version )) {
return remove( curr );
}
curr = curr->_next;
}
return 0;
}