CyteKit/WebScriptObject-Cyte.mm

   1 /* Cydia - iPhone UIKit Front-End for Debian APT
   2  * Copyright (C) 2008-2012  Jay Freeman (saurik)
   3 */
   4
   5 /* GNU General Public License, Version 3 {{{ */
   6 /*
   7  * Cydia is free software: you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published
   9  * by the Free Software Foundation, either version 3 of the License,
  10  * or (at your option) any later version.
  11  *
  12  * Cydia is distributed in the hope that it will be useful, but
  13  * WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with Cydia.  If not, see <http://www.gnu.org/licenses/>.
  19 **/
  20 /* }}} */
  21
  22 #include "CyteKit/WebScriptObject-Cyte.h"
  23
  24 @implementation WebScriptObject (Cyte)
  25
  26 - (NSUInteger) count {
  27     id length([self valueForKey:@"length"]);
  28     if ([length respondsToSelector:@selector(intValue)])
  29         return [length intValue];
  30     else
  31         return 0;
  32 }
  33
  34 - (id) objectAtIndex:(unsigned)index {
  35     return [self webScriptValueAtIndex:index];
  36 }
  37
  38 - (NSUInteger) countByEnumeratingWithState:(NSFastEnumerationState *)state objects:(id *)objects count:(NSUInteger)count {
  39     size_t length([self count] - state->state);
  40     if (length <= 0)
  41         return 0;
  42     else if (length > count)
  43         length = count;
  44     for (size_t i(0); i != length; ++i)
  45         objects[i] = [self objectAtIndex:state->state++];
  46     state->itemsPtr = objects;
  47     state->mutationsPtr = (unsigned long *) self;
  48     return length;
  49 }
  50
  51 @end