libs-base/Source/BinaryTreeNode.m
Scott Christley 369c38280a Remove dependency upon config.h by headers files and include
directly in source files because the config.h file is system
dependent, used just for compiling the source, and should
not be installed.
Some minor bug fixes.


git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@2619 72102866-910b-0410-8b05-ffd578937521
1997-11-06 00:51:23 +00:00

104 lines
2.3 KiB
Objective-C

/* Implementation for Objective-C BinaryTreeNode object
Copyright (C) 1993,1994, 1995, 1996 Free Software Foundation, Inc.
Written by: Andrew Kachites McCallum <mccallum@gnu.ai.mit.edu>
Date: May 1993
This file is part of the GNUstep Base Library.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with this library; if not, write to the Free
Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <config.h>
#include <gnustep/base/BinaryTreeNode.h>
#include <gnustep/base/NSString.h>
@implementation BinaryTreeNode
+ (void) initialize
{
if (self == [BinaryTreeNode class])
[self setVersion:0]; /* beta release */
}
- init
{
[super init];
_left = _right = _parent = nil;
return self;
}
- (void) encodeWithCoder: aCoder
{
[super encodeWithCoder:(id)aCoder];
[aCoder encodeObjectReference:_right withName:@"Right BinaryTree Node"];
[aCoder encodeObjectReference:_left withName:@"Left BinaryTree Node"];
[aCoder encodeObjectReference:_parent withName:@"Parent BinaryTree Node"];
[aCoder encodeObjectReference:_binary_tree
withName:@"BinaryTree"];
}
- initWithCoder: aCoder
{
[super initWithCoder:aCoder];
[aCoder decodeObjectAt:&_right withName:NULL];
[aCoder decodeObjectAt:&_left withName:NULL];
[aCoder decodeObjectAt:&_parent withName:NULL];
[aCoder decodeObjectAt:&_binary_tree withName:NULL];
return self;
}
- leftNode
{
return _left;
}
- rightNode
{
return _right;
}
- parentNode
{
return _parent;
}
- (void) setLeftNode: aNode
{
_left = aNode;
}
- (void) setRightNode: aNode
{
_right = aNode;
}
- (void) setParentNode: aNode
{
_parent = aNode;
}
- binaryTree
{
return _binary_tree;
}
- (void) setBinaryTree: anObject
{
_binary_tree = anObject;
}
@end