初始化方式是否可以参考这个样子？ #3

+(instancetype)sharedWithImages:(NSArray *)imageNames{ images = imageNames; isScrollOut = YES; LaunchIntroductionView *launch = [[LaunchIntroductionView alloc] initWithFrame:CGRectMake(0, 0, kScreen_width, kScreen_height)]; launch.backgroundColor = [UIColor whiteColor]; return launch; }