A Cocoa wrapper class around Apple's LoginItemsAE sample code. Get Apple's LoginItemsAE code at:

http://developer.apple.com/samplecode/LoginItemsAE/index.html

UKLoginItemRegistry source preview

//
//  UKLoginItemRegistry.m
//  TalkingMoose (XC2)
//
//  Created by Uli Kusterer on 14.03.06.
//  Copyright 2006 M. Uli Kusterer. All rights reserved.
//

#import "UKLoginItemRegistry.h"


@implementation UKLoginItemRegistry

+(NSArray*)  allLoginItems
{
  NSArray*  itemsList = nil;
  OSStatus  err = LIAECopyLoginItems( (CFArrayRef*) &itemsList );  // Take advantage of toll-free bridging.
  if( err != noErr )
  {
    NSLog(@"Couldn't list login items error %ld", err);
    return nil;
  }
  
  return [itemsList autorelease];
}

+(BOOL)    addLoginItemWithURL: (NSURL*)url hideIt: (BOOL)hide      // Main bottleneck for adding a login item.
{
  OSStatus err = LIAEAddURLAtEnd( (CFURLRef) url, hide );  // CFURLRef is toll-free bridged to NSURL.
  
  if( err != noErr )
    NSLog(@"Couldn't add login item error %ld", err);
  
  return( err == noErr );
}


+(BOOL)    removeLoginItemAtIndex: (int)idx      // Main bottleneck for getting rid of a login item.
{
  OSStatus err = LIAERemove( idx );
  
  if( err != noErr )
    NSLog(@"Couldn't remove login intem error %ld", err);
  
  return( err == noErr );
}


+(int)    indexForLoginItemWithURL: (NSURL*)url    // Main bottleneck for finding a login item in the list.
{
  NSArray*    loginItems = [self allLoginItems];
  NSEnumerator*  enny = [loginItems objectEnumerator];
  NSDictionary*  currLoginItem = nil;
  int        x = 0;
  
  while(( currLoginItem = [enny nextObject] ))
  {
    if( [[currLoginItem objectForKey: UKLoginItemURL] isEqualTo: url] )
      return x;
    
    x++;
  }
  
  return -1;
}

+(int)    indexForLoginItemWithPath: (NSString*)path
{
  NSURL*  url = [NSURL fileURLWithPath: path];
  
  return [self indexForLoginItemWithURL: url];
}

+(BOOL)    addLoginItemWithPath: (NSString*)path hideIt: (BOOL)hide
{
  NSURL*  url = [NSURL fileURLWithPath: path];
  
  return [self addLoginItemWithURL: url hideIt: hide];
}


+(BOOL)    removeLoginItemWithPath: (NSString*)path
{
  int    idx = [self indexForLoginItemWithPath: path];
  
  return (idx != -1) && [self removeLoginItemAtIndex: idx];  // Found item? Remove it and return success flag. Else return NO.
}


+(BOOL)    removeLoginItemWithURL: (NSURL*)url
{
  int    idx = [self indexForLoginItemWithURL: url];
  
  return (idx != -1) && [self removeLoginItemAtIndex: idx];  // Found item? Remove it and return success flag. Else return NO.
}

@end

UKLoginItemRegistry header preview

//
//  UKLoginItemRegistry.h
//  TalkingMoose (XC2)
//
//  Created by Uli Kusterer on 14.03.06.
//  Copyright 2006 M. Uli Kusterer. All rights reserved.
//

// -----------------------------------------------------------------------------
//  Headers:
// -----------------------------------------------------------------------------

#import <Foundation/Foundation.h>
#import "LoginItemsAE.h"

/*
  This class is a wrapper around Apple's LoginItemsAE sample code.
  
  allLoginItems returns an array of dictionaries containing the URL of the
  login item under key UKLoginItemURL and the launch hidden status under
  UKLoginItemHidden.
  
  All methods that return a BOOL generally return YES on success and NO on
  failure.
*/

// -----------------------------------------------------------------------------
//  Constants:
// -----------------------------------------------------------------------------

#define UKLoginItemURL    ((NSString*)kLIAEURL)
#define UKLoginItemHidden  ((NSString*)kLIAEHidden)


// -----------------------------------------------------------------------------
//  Class Declaration:
// -----------------------------------------------------------------------------

@interface UKLoginItemRegistry : NSObject
{

}

+(NSArray*)  allLoginItems;
+(BOOL)    removeLoginItemAtIndex: (int)idx;

+(BOOL)    addLoginItemWithURL: (NSURL*)url hideIt: (BOOL)hide;
+(int)    indexForLoginItemWithURL: (NSURL*)url;    // Use this to detect whether you've already been set, if needed.
+(BOOL)    removeLoginItemWithURL: (NSURL*)url;

+(BOOL)    addLoginItemWithPath: (NSString*)path hideIt: (BOOL)hide;
+(int)    indexForLoginItemWithPath: (NSString*)path;  // Use this to detect whether you've already been set, if needed.
+(BOOL)    removeLoginItemWithPath: (NSString*)path;

@end

Compatible with:

• Mac OS X 10.3
• Mac OS X 10.4 PPC
• Mac OS X 10.4 Intel
• Mac OS X 10.5 PPC
• Mac OS X 10.5 Intel

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