ios navigationController代碼建立

標籤：uiwindow   window   make   root   按鈕   建立   標頭檔   nav   檔案   

1.建立類檔案FirstViewController，subClass of：UIViewController

2.建立類檔案MYNavigationController，subClass of：UINavigationController

3.AppDelegate.m中包含以上兩個標頭檔，然後在didFinishLaunchingWithOptions寫

FirstViewController *viewController = [[FirstViewController alloc]initWithNibName:nil bundle:nil];

    MYNavigationController *navigationController = [[MYNavigationController alloc]initWithRootViewController:viewController];

    self.window = [[UIWindow alloc]initWithFrame:[[UIScreen mainScreen] bounds]];

    self.window.rootViewController = navigationController;

    self.window.backgroundColor = [UIColor whiteColor];

    [self.window makeKeyWindow];

    return YES;

 

4.返回按鈕設定

 //返回按鈕

    UIBarButtonItem *Return = [[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemReply target:self action:@selector(pop)];

    self.navigationItem.leftBarButtonItems = @[Return];

 

ios navigationController代碼建立