//---------------------------------------------------------------------------------------
//  EDSLDynamicStringElement.m created by erik on Thu Jun 13 2002
//  @(#)$Id: EDSLDynamicStringElement.m,v 1.1.1.1 2002-08-19 00:58:43 erik Exp $
//
//  Copyright (c) 2002 by Erik Doernenburg. All rights reserved.
//
//  Permission to use, copy, modify and distribute this software and its documentation
//  is hereby granted, provided that both the copyright notice and this permission
//  notice appear in all copies of the software, derivative works or modified versions,
//  and any portions thereof, and that both notices appear in supporting documentation,
//  and that credit is given to Erik Doernenburg in all documents and publicity
//  pertaining to direct or indirect use of this code or its derivatives.
//
//  THIS IS EXPERIMENTAL SOFTWARE AND IT IS KNOWN TO HAVE BUGS, SOME OF WHICH MAY HAVE
//  SERIOUS CONSEQUENCES. THE COPYRIGHT HOLDER ALLOWS FREE USE OF THIS SOFTWARE IN ITS
//  "AS IS" CONDITION. THE COPYRIGHT HOLDER DISCLAIMS ANY LIABILITY OF ANY KIND FOR ANY
//  DAMAGES WHATSOEVER RESULTING DIRECTLY OR INDIRECTLY FROM THE USE OF THIS SOFTWARE
//  OR OF ANY DERIVATIVE WORK.
//---------------------------------------------------------------------------------------

#import <EDCommon/EDCommon.h>
#import "EDStyleSheetContext.h"
#import "EDSLDynamicStringElement.h"


//---------------------------------------------------------------------------------------
    @implementation EDSLDynamicStringElement
//---------------------------------------------------------------------------------------

//---------------------------------------------------------------------------------------
//	PROCESSING
//---------------------------------------------------------------------------------------

- (void)appendToString:(NSMutableString *)buffer inContext:(EDStyleSheetContext *)context
{
    NSString 	*keyPath, *stringValue, *format;
    id 			value;

    keyPath = [self valueForAttribute:@"name"];
    if((value = [context valueForVariable:keyPath]) == nil)
        return;

    if([value respondsToSelector:@selector(appendToString:inContext:)])
        {
        [value appendToString:buffer inContext:context];
        }
    else if([value isKindOfClass:[NSCalendarDate class]])
        {
        if(((format = [context valueForVariable:@"dateformat"]) == nil) || ([format isEqual:@""]))
            format = [DEFAULTS stringForKey:NSShortDateFormatString];
        stringValue = [value descriptionWithCalendarFormat:format];
        [buffer appendString:stringValue];
        }
    else if([value isKindOfClass:[NSString class]])
        {
        [buffer appendString:value];
        [context setShouldOmitSpaces:NO];
        }
    else
        {
        [buffer appendString:[value description]];
        }
}


//---------------------------------------------------------------------------------------
    @end
//---------------------------------------------------------------------------------------