Source/VariableNode.m

   1 /*
   2  * MacGDBp
   3  * Copyright (c) 2011, Blue Static <http://www.bluestatic.org>
   4  *
   5  * This program is free software; you can redistribute it and/or modify it under the terms of the GNU
   6  * General Public License as published by the Free Software Foundation; either version 2 of the
   7  * License, or (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without
  10  * even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11  * General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License along with this program; if not,
  14  * write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
  15  */
  16
  17 #import "VariableNode.h"
  18
  19 #include "NSXMLElementAdditions.h"
  20
  21 @implementation VariableNode {
  22   NSMutableArray* _children;
  23 }
  24
  25 - (id)initWithXMLNode:(NSXMLElement*)node {
  26   if (self = [super init]) {
  27     _name       = [[[node attributeForName:@"name"] stringValue] copy];
  28     _fullName   = [[[node attributeForName:@"fullname"] stringValue] copy];
  29     _className  = [[[node attributeForName:@"classname"] stringValue] copy];
  30     _type       = [[[node attributeForName:@"type"] stringValue] copy];
  31     _value      = [[node base64DecodedValue] copy];
  32     _children   = [[NSMutableArray alloc] init];
  33     if ([node children]) {
  34       [self setChildrenFromXMLChildren:[node children]];
  35     }
  36     _childCount = [[[node attributeForName:@"numchildren"] stringValue] integerValue];
  37     _address    = [[[node attributeForName:@"address"] stringValue] copy];
  38   }
  39   return self;
  40 }
  41
  42 - (void)dealloc {
  43   [_name release];
  44   [_fullName release];
  45   [_className release];
  46   [_type release];
  47   [_value release];
  48   [_children release];
  49   [_address release];
  50   [super dealloc];
  51 }
  52
  53 - (void)setChildrenFromXMLChildren:(NSArray*)children {
  54   [self willChangeValueForKey:@"children"];
  55
  56   [_children removeAllObjects];
  57
  58   for (NSXMLNode* child in children) {
  59     // Other child nodes may be the string value.
  60     if ([child isKindOfClass:[NSXMLElement class]]) {
  61       VariableNode* node = [[VariableNode alloc] initWithXMLNode:(NSXMLElement*)child];
  62       // Don't include the CLASSNAME property as that information is retrieved
  63       // elsewhere.
  64       if (![node.name isEqualToString:@"CLASSNAME"])
  65         [_children addObject:node];
  66       [node release];
  67     }
  68   }
  69
  70   [self didChangeValueForKey:@"children"];
  71 }
  72
  73 - (BOOL)isLeaf {
  74   return self.childCount == 0;
  75 }
  76
  77 - (NSString*)displayType {
  78   if (self.className != nil) {
  79     return [NSString stringWithFormat:@"%@ (%@)", self.className, self.type];
  80   }
  81   return self.type;
  82 }
  83
  84 - (NSString*)description {
  85   return [NSString stringWithFormat:@"<VariableNode %p : %@>", self, self.fullName];
  86 }
  87
  88 @end