Source/NSXMLElementAdditions.m

   1 /*
   2  * MacGDBp
   3  * Copyright (c) 2002 - 2007, 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 <Cocoa/Cocoa.h>
  18
  19 @implementation NSXMLElement (NSXMLElementAdditions)
  20
  21 /**
  22  * Return's the property's name from the attributes list
  23  */
  24 - (NSString *)variable
  25 {
  26         return [[self attributeForName: @"name"] stringValue];
  27 }
  28
  29 /**
  30  * Returns whether or not this node has any children
  31  */
  32 - (BOOL)isLeaf
  33 {
  34         BOOL leaf = ([[[self attributeForName: @"children"] stringValue] intValue] == 0);
  35
  36         // hmm... we're not a leaf but have no children. this must be beyond our depth, so go make us
  37         // deeper
  38         if (!leaf && [[self children] count] < 1)
  39         {
  40                 // count upwards to see how deep we should go
  41                 int depth = 0;
  42                 NSXMLElement *elm = self;
  43                 while (elm != nil)
  44                 {
  45                         depth++;
  46                         elm = (NSXMLElement *)[elm parent];
  47                 }
  48                 NSLog(@"let's go to depth %d for %@", depth, self);
  49         }
  50
  51         return leaf;
  52 }
  53
  54 /**
  55  * Returns the value of the property
  56  */
  57 - (NSString *)value
  58 {
  59         // not a leaf, so don't display any value
  60         if (![self isLeaf])
  61         {
  62                 return @"...";
  63         }
  64
  65         // base64 encoded data
  66         if ([[[self attributeForName: @"encoding"] stringValue] isEqualToString: @"base64"])
  67         {
  68                 NSLog(@"base64 encoded %@", [self variable]);
  69         }
  70
  71         // just a normal string
  72         return [self stringValue];
  73 }
  74
  75 /**
  76  * Returns the type of variable this is
  77  */
  78 - (NSString *)type
  79 {
  80         return [[self attributeForName: @"type"] stringValue];
  81 }
  82
  83 @end