Cocos Saving Data to File Using NSDictionary

leothenerd 3:14 pm on December 17, 2009 | Answers: 1    
Tags: nsdictionary (4), saving (6)

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• leothenerd 3:14 pm on December 17, 2009
  

  
  // global variables
  int gLevel;
  int gScore;
  
  in my app delegate:
  
  // if this is the first time ever running
  // this app we need some default defaults
  + (void)initialize{
    NSDictionary *appDefaults = [NSDictionary
      dictionaryWithObjects:[NSArray arrayWithObjects:
         [NSNumber numberWithInt:0],
         [NSNumber numberWithInt:1],
         nil]
      forKeys:[NSArray arrayWithObjects:
         @"Score", // starts at score of 0
         @"Level", // starts at level 1
         nil]];
      [[NSUserDefaults standardUserDefaults]
  registerDefaults:appDefaults];
  
  }
  
  // we are quitting
  // save current score and level to the defaults
  - (void) applicationWillTerminate:(UIApplication*)application
  {
    [[NSUserDefaults standardUserDefaults] setObject:[NSNumber
  numberWithInt:gScore] forKey:@"Score"];
    [[NSUserDefaults standardUserDefaults] setObject:[NSNumber
  numberWithInt:gLevel] forKey:@"Level"];
  ...
  
  }
  
  // we are starting up
  // get the score and level
  // that we saved when we last quit
  // or if its the first time ever running this game
  // it will load the default defaults
  - (void) applicationDidFinishLaunching:(UIApplication*)application
  {
    gScore=[[NSUserDefaults standardUserDefaults]
  integerForKey:@"Score"];
    gLevel=[[NSUserDefaults standardUserDefaults]
  integerForKey:@"Level"];
  ...
  
  }