新建工程移除StroyBoard

  1. 移除 Main.storyboard 文件
  2. 移除 LaunchScreen.storyboard
  3. 在 TARGETS 中，将 Main InInterface 选项中的值清空
  4. AppDelegate.m 替换以下函数，并 #import "ViewController.h"
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- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions 
{
    self.window = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];

    ViewController *viewController = [[ViewController alloc] init];
    self.window.rootViewController = viewController;

    self.window.backgroundColor = [UIColor whiteColor];
    [self.window makeKeyAndVisible];

    return YES;
}