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MWXMLElementAdditions.m
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MWXMLElementAdditions.m
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//
// MWXMLNodeAdditions.m
// NewEditor
//
// Created by David Cox on 11/1/07.
// Copyright 2007 __MyCompanyName__. All rights reserved.
//
#import "MWXMLElementAdditions.h"
@implementation NSXMLElement (MWXMLElementAdditions)
- (id)object {
return self;
}
- (void)setObject:(id)object {
// actually just swap out the tag
//if([object isKindOfClass:@"NSString"]){
NSLog(@"setting");
[self setValue:object forKey:@"tag"];
//}
return;
}
- (BOOL)leaf{
return [self childCount] == 0;
}
- (void)setLeaf:(BOOL)_leaf{
return;
}
- (NSString *)displayName {
NSXMLNode *att = [self attributeForName:@"tag"];
if(att == Nil){
return [self name];
}
return [att stringValue];
}
- (void)setDisplayName {
return;
}
- (id)valueForKey:(NSString *)key{
NSXMLNode *att = [self attributeForName:key];
if(att == Nil){
return [super valueForKey:key];
}
NSString *returnval;
returnval = [att stringValue];
return returnval;
}
- (id)valueForUndefinedKey:(NSString *)key{
return Nil;
//return @"Undefined";
}
- (void)setValue:(id)val forKey:(NSString *)key{
NSXMLNode *att = [self attributeForName:key];
if(att == Nil){
if([self respondsToSelector:NSSelectorFromString(key)]){
[super setValue:val forKey:key];
return;
}
[self setValue:val forUndefinedKey:key];
return;
}
[self willChangeValueForKey:key];
[att willChangeValueForKey:@"stringValue"];
[self willChangeValueForKey:@"prettyXMLString"];
[self willChangeValueForKey:@"object"];
[att setStringValue:[NSString stringWithFormat:@"%@", val] resolvingEntities:NO];
[self didChangeValueForKey:key];
[att didChangeValueForKey:@"stringValue"];
[self didChangeValueForKey:@"prettyXMLString"];
[self didChangeValueForKey:@"object"];
return;
}
- (void)setValue:(id)val forUndefinedKey:(NSString *)key{
NSLog(@"creating attribute");
NSXMLNode *new_att = [NSXMLNode attributeWithName:key stringValue:[NSString stringWithFormat:@"%@", val]];
[self willChangeValueForKey:key];
[new_att willChangeValueForKey:@"displayName"];
[self willChangeValueForKey:@"prettyXMLString"];
// ddc removed, didn't seem important
[self willChangeValueForKey:@"object"];
[self addAttribute:new_att];
[self didChangeValueForKey:key];
[new_att didChangeValueForKey:@"displayName"];
[self didChangeValueForKey:@"prettyXMLString"];
// ddc removed, didn't seem important
[self didChangeValueForKey:@"object"];
}
- (NSString *)prettyXMLString{
return [self XMLStringWithOptions:NSXMLNodePrettyPrint|NSXMLNodePreserveWhitespace];
}
/*- (NSString *)stringValue {
NSXMLNode *att = [self attributeForName:@"tag"];
if(att == Nil){
return [self prettyXMLString];
}
return [att stringValue];
}*/
- (NSArray *)observedAttributes {
NSArray *returnval = [self attributes];
/*int i;
for(i = 0; i < [returnval count]; i++){
[[returnval objectAtIndex:i] addObserver:self forKeyPath:@"stringValue"
options:(NSKeyValueObservingOptionNew |
NSKeyValueObservingOptionOld)
context:NULL];
}
*/
return returnval;
}
- (BOOL) hasAttribute: (NSString *)attname {
NSXMLNode *att = [self attributeForName:attname];
return (att != Nil);
}
- (NSArray *)childrenExt{
NSArray *chillens = [self children];
if(chillens == Nil){
return [NSMutableArray array];
}
return chillens;
}
- (void)setChildrenExt: (NSArray *)newchildren {
[self setChildren:newchildren];
}
- (NSArray *)ancestors {
NSMutableArray *ancestor_array = [[NSMutableArray alloc] init];
[ancestor_array removeAllObjects];
[ancestor_array addObject:self];
NSXMLNode *current = self;
while([current parent] != Nil &&
[current parent] != [[current rootDocument] rootElement] &&
![[current parent] isKindOfClass:[NSXMLDocument class]]){
[ancestor_array insertObject:(NSXMLElement *)[current parent] atIndex:0];
current = [current parent];
}
return ancestor_array;
}
- (NSIndexSet *)indexSetInAncestorArray {
NSArray *ancestors = [self ancestors];
return [NSIndexSet indexSetWithIndex:[ancestors count]-1];
}
- (void)setIndexSetInAncestorArray:(id)set {
// do nada
}
@end