RHashManager, connect location.has to CPNotificationCenter

gistfile1.j

//
// RHashManager
// by Richard van Zon (c) Relectus
//
// Public Domain
//
@import <Foundation/CPObject.j>

var sharedHashManager = nil;

@implementation RHashManager : CPObject
{
    CPString currentHash @accessors();
} 

+ (id)sharedManager
{
    if (!sharedHashManager)
        sharedHashManager = [[self alloc] init];
    
    return sharedHashManager;
}

- (id)init
{
    if (self = [super init])
    { 
    	window.onhashchange = function()
		  {
			  [self hashdidChange];
		  }
    }
    return self;
}

- (void)setup
{
	[self setCurrentHash:window.location.hash];
}

- (CPString)hash
{
	return window.location.hash.substr(1);
}

- (CPArray)segments
{
	return window.location.hash.substr(1).split(',');
}

- (CPString)firstSegment
{
	return window.location.hash.substr(1).split(',')[0];
}

- (void)setHash:(CPString)theHash
{
	[self setCurrentHash:theHash];
	window.location.hash = @" ";
	window.location.hash = theHash;
}

- (void)hashdidChange
{
    if (window.location.hash != [self currentHash])
    {
      [self setCurrentHash:window.location.hash];
		  [[CPNotificationCenter defaultCenter] postNotificationName:@"kHashDidChange" object:[self segments]];
	}
}

@end