モデルクラスをカット＆ペーストに対応させる【実践的Macintoshプログラミング解説】

//
//  OscillatorCD.m
//

#pragma mark -
#pragma mark PasteBoard methods

+ (NSArray *)copyKeys
{
    static NSArray *oscillatorCopyKeys = nil;

    if(oscillatorCopyKeys == nil)
        oscillatorCopyKeys = [[NSArray alloc] initWithObjects:@"amplitude", @"frequency", @"phaseLag", nil];

    return  oscillatorCopyKeys;
}

- (NSString *)stringDescription
{
    return  [NSString stringWithFormat:@"%3d, %2d, %3d",
             [[self amplitude] intValue],[[self frequency] intValue],[[self phaseLag] intValue]];
}

//
//  MixerCD.m
//

#pragma mark -
#pragma mark PasteBoard methods

+ (NSArray *)copyKeys
{
    return  nil;
}

- (NSString *)stringDescription
{
    return  [NSString stringWithFormat:@"%@, %@, %@",
             [[self osc1] stringDescription],[[self osc2] stringDescription],[[self osc3] stringDescription]];
}

- (NSDictionary *)dictionaryRepresentation
{
    NSMutableDictionary *dictionary;

    dictionary = [NSMutableDictionary dictionaryWithCapacity:3];
    [dictionary setObject:[[self osc1] dictionaryRepresentation] forKey:@"oscillator1"];
    [dictionary setObject:[[self osc2] dictionaryRepresentation] forKey:@"oscillator2"];
    [dictionary setObject:[[self osc3] dictionaryRepresentation] forKey:@"oscillator3"];

    return  dictionary;
}

- (NSDictionary *)oscillator1   {return  nil;}
- (NSDictionary *)oscillator2   {return  nil;}
- (NSDictionary *)oscillator3   {return  nil;}

- (void)setOscillator1:(NSDictionary *)dictionary   {[[self osc1] setValuesForKeysWithDictionary:dictionary];}
- (void)setOscillator2:(NSDictionary *)dictionary   {[[self osc2] setValuesForKeysWithDictionary:dictionary];}
- (void)setOscillator3:(NSDictionary *)dictionary   {[[self osc3] setValuesForKeysWithDictionary:dictionary];}

//
//  MasterMotifCD.m
//

#pragma mark -
#pragma mark PasteBoard methods

+ (NSString *)dataType      {return  @"RMGMasterMotifPBoardType";}

+ (NSArray *)copyKeys
{
    static NSArray *masterMotifCopyKeys = nil;

    if(masterMotifCopyKeys == nil)
        masterMotifCopyKeys = [[NSArray alloc] initWithObjects:@"resolution", @"order", nil];

    return  masterMotifCopyKeys;
}

- (NSString *)stringDescription
{
    return  [NSString stringWithFormat:@"%3d, %@, %@",
             [[self resolution] intValue],[[self x] stringDescription],[[self y] stringDescription]];
}

- (NSDictionary *)dictionaryRepresentation
{
    NSMutableDictionary *dictionary;

    dictionary = [[[super dictionaryRepresentation] mutableCopy] autorelease];
    [dictionary setObject:[[self x] dictionaryRepresentation] forKey:@"xmixer"];
    [dictionary setObject:[[self y] dictionaryRepresentation] forKey:@"ymixer"];

    return  dictionary;
}

- (NSDictionary *)xmixer    {return nil;}
- (NSDictionary *)ymixer    {return nil;}

- (void)setXmixer:(NSDictionary *)dictionary    {[[self x] setValuesForKeysWithDictionary:dictionary];}
- (void)setYmixer:(NSDictionary *)dictionary    {[[self y] setValuesForKeysWithDictionary:dictionary];}