История изменений

-(id) init
{
	if (init_ed == NO) {
		init_ed = YES;

		ud = [NSUserDefaults standardUserDefaults];
		notifCenter = [NSNotificationCenter defaultCenter];
		
		/////////////////////////setup auto update////////////////////
		// 设定手动更新
		[[SUUpdater sharedUpdater] setAutomaticallyChecksForUpdates:NO];
		
		NSBundle *mainBundle = [NSBundle mainBundle];
		// 建立支持格式的Set
		for( NSDictionary *dict in [mainBundle objectForInfoDictionaryKey:@"CFBundleDocumentTypes"]) {
			
			NSString *obj = [dict objectForKey:@"CFBundleTypeName"];
			// 对不同种类的格式
			if ([obj isEqualToString:@"Audio Media"]) {
				// 如果是音频文件
				supportAudioFormats = [[NSSet alloc] initWithArray:[dict objectForKey:@"CFBundleTypeExtensions"]];
				
			} else if ([obj isEqualToString:@"Video Media"]) {
				// 如果是视频文件
				supportVideoFormats = [[NSSet alloc] initWithArray:[dict objectForKey:@"CFBundleTypeExtensions"]];
			} else if ([obj isEqualToString:@"Subtitle"]) {
				// 如果是字幕文件
				supportSubFormats = [[NSSet alloc] initWithArray:[dict objectForKey:@"CFBundleTypeExtensions"]];
			}
		}
		
		/////////////////////////setup bookmarks////////////////////
		// 得到书签的文件名
		NSString *lastStoppedTimePath = [NSString stringWithFormat:kMPCFMTBookmarkPath, 
										 NSHomeDirectory(), [mainBundle objectForInfoDictionaryKey:(NSString*)kCFBundleIdentifierKey]];
		// 得到记录播放时间的dict
		bookmarks = [[NSMutableDictionary alloc] initWithContentsOfFile:lastStoppedTimePath];
		if (!bookmarks) {
			// 如果文件不存在或者格式非法
			bookmarks = [[NSMutableDictionary alloc] initWithCapacity:10];
		}		
	}
	return self;
}

-(id) init
{
	if (init_ed == NO) {
		init_ed = YES;

		ud = [NSUserDefaults standardUserDefaults];
		notifCenter = [NSNotificationCenter defaultCenter];
		
		/////////////////////////setup auto update////////////////////
		// 设定手动更新
		[[SUUpdater sharedUpdater] setAutomaticallyChecksForUpdates:NO];
		
		NSBundle *mainBundle = [NSBundle mainBundle];
		// 建立支持格式的Set
		for( NSDictionary *dict in [mainBundle objectForInfoDictionaryKey:@"CFBundleDocumentTypes"]) {
			
			NSString *obj = [dict objectForKey:@"CFBundleTypeName"];
			// 对不同种类的格式
			if ([obj isEqualToString:@"Audio Media"]) {
				// 如果是音频文件
				supportAudioFormats = [[NSSet alloc] initWithArray:[dict objectForKey:@"CFBundleTypeExtensions"]];
				
			} else if ([obj isEqualToString:@"Video Media"]) {
				// 如果是视频文件
				supportVideoFormats = [[NSSet alloc] initWithArray:[dict objectForKey:@"CFBundleTypeExtensions"]];
			} else if ([obj isEqualToString:@"Subtitle"]) {
				// 如果是字幕文件
				supportSubFormats = [[NSSet alloc] initWithArray:[dict objectForKey:@"CFBundleTypeExtensions"]];
			}
		}
		
		/////////////////////////setup bookmarks////////////////////
		// 得到书签的文件名
		NSString *lastStoppedTimePath = [NSString stringWithFormat:kMPCFMTBookmarkPath, 
										 NSHomeDirectory(), [mainBundle objectForInfoDictionaryKey:(NSString*)kCFBundleIdentifierKey]];
		// 得到记录播放时间的dict
		bookmarks = [[NSMutableDictionary alloc] initWithContentsOfFile:lastStoppedTimePath];
		if (!bookmarks) {
			// 如果文件不存在或者格式非法
			bookmarks = [[NSMutableDictionary alloc] initWithCapacity:10];
		}		
	}
	return self;
}