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/*
NSButtonImageSource.m
Copyright (C) 2006 Free Software Foundation, Inc.
Author: Richard Frith-Macdonald <rfm@gnu.org>
Date: 2006
This file is part of the GNUstep GUI Library.
This library is free software; you can redistribute it and/or
modify it 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.
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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; see the file COPYING.LIB.
If not, see <http://www.gnu.org/licenses/> or write to the
Free Software Foundation, 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#include "NSButtonImageSource.h"
@implementation NSButtonImageSource
NSMutableDictionary *sources = nil;
+ (id) buttonImageSourceWithName: (NSString*)name
{
NSButtonImageSource *source;
source = [sources objectForKey: name];
if (source == nil)
{
source = [self alloc];
source->imageName = [name copy];
source->images = [NSMutableDictionary new];
[sources setObject: source forKey: sources->imageName];
RELEASE(source);
}
return source;
}
+ (void) initialize
{
if (sources == nil)
{
sources = [NSMutableDictionary new];
}
}
- (id) copyWithZone: (NSZone*)zone
{
return RETAIN(self);
}
- (void) dealloc
{
RELEASE(images);
RELEASE(imageName);
[super dealloc];
}
- (void) encodeWithCoder: (NSCoder *)coder
{
if ([coder allowsKeyedCoding])
{
[coder encodeObject: imageName forKey: @"NSImageName"];
}
else
{
[NSException raise: NSInvalidArgumentException
format: @"Can't encode %@ with %@.",
NSStringFromClass([self class]), NSStringFromClass([coder class])];
}
}
- (id) imageForState: (struct NSButtonState)state
{
}
- (id) initWithCoder: (NSCoder *)coder
{
if ([coder allowsKeyedCoding])
{
NSString *name = [coder decodeObjectForKey: @"NSImageName"];
ASSIGN(self, [[self class] buttonImageSourceWithName: name]);
}
else
{
NSString *className = NSStringFromClass([self class]);
RELEASE(self);
[NSException raise: NSInvalidArgumentException
format: @"Can't decode %@ with %@.",
className, NSStringFromClass([coder class])];
}
return self;
}
@end
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