ChildNode.m

/*
     File: ChildNode.m 
 Abstract: Generic child node object used with NSOutlineView and NSTreeController.
  
  Version: 1.5 
  
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 */
 
#import "ChildNode.h"
 
@implementation ChildNode
 
// -------------------------------------------------------------------------------
//  init:
// -------------------------------------------------------------------------------
- (id)init
{
    self = [super init];
    if (self)
    {
        self.nodeTitle = @"";
        description = @"- empty description -";
        text = [[NSTextStorage alloc] init];
    }
    return self;
}
 
// -------------------------------------------------------------------------------
//  setDescription:newDescription:
// -------------------------------------------------------------------------------
- (void)setDescription:(NSString *)newDescription
{
    description = newDescription;
}
 
// -------------------------------------------------------------------------------
//  description
// -------------------------------------------------------------------------------
- (NSString *)description
{
    return description;
}
 
// -------------------------------------------------------------------------------
//  setText:newText:
// -------------------------------------------------------------------------------
- (void)setText:(id)newText
{
    if ([newText isKindOfClass:[NSAttributedString class]])
        [text replaceCharactersInRange:NSMakeRange(0, [text length]) withAttributedString:newText];
    else
        [text replaceCharactersInRange:NSMakeRange(0, [text length]) withString:newText];
}
 
// -------------------------------------------------------------------------------
//  text:
// -------------------------------------------------------------------------------
- (NSTextStorage *)text
{
    return text;
}
 
// -------------------------------------------------------------------------------
//  mutableKeys:
//
//  Maintain support for archiving and copying.
// -------------------------------------------------------------------------------
- (NSArray *)mutableKeys
{
    return [[super mutableKeys] arrayByAddingObjectsFromArray:
                [NSArray arrayWithObjects:@"description", @"text", nil]];
}
 
@end