Xcode 플러그인 개발 시작

- (id)initWithBundle:(NSBundle *)plugin
{
    if (self = [super init]) {
        // reference to plugin's bundle, for resource access
        //         ，      
        //  NSObject_Extension         
        self.bundle = plugin;
        //   Xcode       
        //   didApplicationFinishLaunchingNotification  
        [[NSNotificationCenter defaultCenter] addObserver:self
                                                 selector:@selector(didApplicationFinishLaunchingNotification:)
                                                     name:NSApplicationDidFinishLaunchingNotification
                                                   object:nil];
    }
    return self;
}

/**
 *   Xcode       
 *
 */
- (void)didApplicationFinishLaunchingNotification:(NSNotification*)noti
{
    //           
    [[NSNotificationCenter defaultCenter] removeObserver:self name:NSApplicationDidFinishLaunchingNotification object:nil];
    
    //    Edit  
    NSMenuItem *menuItem = [[NSApp mainMenu] itemWithTitle:@"Edit"];
    if (menuItem) {
        //        
        [[menuItem submenu] addItem:[NSMenuItem separatorItem]];
        //         
        //            
        NSMenuItem *actionMenuItem = [[NSMenuItem alloc] initWithTitle:@"Do Action" action:@selector(doMenuAction:) keyEquivalent:@""];
        //           
        [actionMenuItem setTarget:self];
        //      
        [[menuItem submenu] addItem:actionMenuItem];
    }
}

//     
- (void)doMenuAction:(NSMenuItem *)item
{
    
    NSLog(@"=====%@   item = %@",item.keyEquivalent,item);
    NSAlert *alert = [[NSAlert alloc] init];
    [alert setMessageText:[NSString stringWithFormat:@"Hello, World%@",item.keyEquivalent]];
    [alert runModal];
}