/*
*
* @APPLE_LICENSE_HEADER_START@
*
* Copyright (c) 1998-2003 Apple Computer, Inc. All Rights Reserved.
*
* This file contains Original Code and/or Modifications of Original Code
* as defined in and that are subject to the Apple Public Source License
* Version 2.0 (the 'License'). You may not use this file except in
* compliance with the License. Please obtain a copy of the License at
* http://www.opensource.apple.com/apsl/ and read it before using this
* file.
*
* The Original Code and all software distributed under the License are
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
* Please see the License for the specific language governing rights and
* limitations under the License.
*
* @APPLE_LICENSE_HEADER_END@
*/
#import "OutlineViewNode.h"
@implementation OutlineViewNode
- init {
return [self initWithName:@"" value:@""];
}
- initWithName:(NSString *)name value:(NSString *)value {
if (self = [super init]) {
_name = [name retain];
_value = [value retain];
_children = [[NSMutableArray alloc] init];
}
return self;
}
- (void)dealloc {
[_name release];
[_value release];
[_children release];
[super dealloc];
}
- (NSString *)name {
return _name;
}
- (NSString *)value {
return _value;
}
- (void)setName:(NSString *)aString {
[_name release];
if (aString == nil) {
_name = [@"" retain];
} else {
_name = [aString retain];
}
}
- (void)setValue:(NSString *)aString {
[_value release];
if (aString == nil) {
_value = [@"" retain];
} else {
_value = [aString retain];
}
}
- (void)addChild:(OutlineViewNode *)aNode {
if (aNode != nil) {
[_children addObject:aNode];
}
}
- (int)childrenCount {
return [_children count];
}
- (NSArray *)children {
return _children;
}
- (OutlineViewNode *)childAtIndex:(int)i {
if (i >= [_children count]) {
return nil;
} else {
return [_children objectAtIndex:i];
}
}
- (void)removeAllChildren {
[_children removeAllObjects];
}
- (BOOL)isExpandable {
return [_children count] != 0;
}
- (void)addNode:(OutlineViewNode *)aNode atDepth:(int)depth {
OutlineViewNode *walker;
int counter=0;
walker = self;
for (counter=0; counter < depth; counter++) {
walker = [walker childAtIndex:[walker childrenCount]-1];
}
// NSLog(@"Attaching [walker addChild:aNode];
}
- (void)addNodeWithName:(char *)name value:(char *)value atDepth:(int)depth {
OutlineViewNode *aNode;
_tempName = [[NSString alloc] initWithCString:name encoding:NSUTF8StringEncoding];
_tempValue = [[NSString alloc] initWithCString:value encoding:NSUTF8StringEncoding];
aNode = [[OutlineViewNode alloc] initWithName:_tempName value:_tempValue];
[self addNode:aNode atDepth:depth];
[aNode release];
[_tempName release];
[_tempValue release];
}
- (OutlineViewNode *)deepestChild {
OutlineViewNode *retNode = self;
while ([retNode isExpandable]) {
retNode = [retNode childAtIndex:[retNode childrenCount]-1];
}
return retNode;
}
- (NSString *)stringRepresentation:(int)startingLevel {
int i;
NSMutableString *finalText = [[NSMutableString alloc] init];
OutlineViewNode * childNode;
int childrenCount = [self childrenCount];
for (i=0; i < childrenCount; i++) {
int counter;
for (counter=0; counter <= startingLevel; counter++)
[finalText appendString:@" "];
childNode = [self childAtIndex:i];
[finalText appendFormat:@"
if ([childNode isExpandable]) {
[finalText appendString:[childNode stringRepresentation:startingLevel+1]];
}
}
return [finalText autorelease];
}
- (NSString *)stringRepresentationOfValues:(int)startingLevel {
int i;
NSMutableString *finalText = [[NSMutableString alloc] init];
OutlineViewNode * childNode;
int childrenCount = [self childrenCount];
for (i=0; i < childrenCount; i++) {
int counter;
for (counter=0; counter < startingLevel; counter++)
[finalText appendString:@" "];
childNode = [self childAtIndex:i];
[finalText appendFormat:@"
if ([childNode isExpandable]) {
[finalText appendString:[childNode stringRepresentationOfValues:startingLevel+1]];
}
}
return [finalText autorelease];
}
@end