/** GSWKeyValueConditional.m - <title>GSWeb: Class GSWKeyValueConditional</title>

   Copyright (C) 2003 Free Software Foundation, Inc.
   
   Written by:	Dave Lopper
   Date: 	Mar 2003
   
   $Revision: 19171 $
   $Date: 2004-04-22 07:08:29 -0500 (Thu, 22 Apr 2004) $
   
   <abstract></abstract>

   This file is part of the GNUstep Web Library.

   <license>
   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.
   </license>
**/

#include "config.h"

RCS_ID("$Id: GSWKeyValueConditional.m 19171 2004-04-22 12:08:29Z ayers $")

#include "GSWExtWOCompatibility.h"
#include "GSWKeyValueConditional.h"

//===================================================================================
@implementation GSWKeyValueConditional

//--------------------------------------------------------------------
- (BOOL) synchronizesVariablesWithBindings
{
    return NO;
}

//--------------------------------------------------------------------
- (BOOL) condition
{
  BOOL condition = NO;
  id parentValue;
  id key, value;

  LOGObjectFnStart();

  key = [self valueForBinding:@"key"];
  parentValue = (key ? [[self parent] valueForKeyPath:key]:nil);
  value = [self valueForBinding:@"value"];

  NSDebugMLLog(@"GSWComponent",@"parentValue=%@",parentValue);
  NSDebugMLLog(@"GSWComponent",@"value=%@",value);

  if(parentValue == nil)
    condition = (value == nil);
  else
    condition = [parentValue isEqual:value];

  NSDebugMLLog(@"GSWComponent",@"condition=%d",condition);

  LOGObjectFnStop();

  return condition;
}

@end
