UIViewcontroller的生命周期

Viewcontroller.m

// 如果连接了串联图storyBoard 走这个方法
- (instancetype)initWithCoder:(NSCoder *)aDecoder{
    NSLog(@"%s", __FUNCTION__);
    if (self = [super initWithCoder:aDecoder]) {

    }
    return self;
}

// 非storyBoard(xib或非xib)都走这个方法
- (instancetype)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil{
    NSLog(@"%s", __FUNCTION__);
    if (self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil]) {

    }
    return self;
}

- (void)dealloc{
    NSLog(@"%s", __FUNCTION__);
}
// xib 加载 完成
- (void)awakeFromNib {
    [super awakeFromNib];
    NSLog(@"%s", __FUNCTION__);
}

// 加载视图(默认从nib)
- (void)loadView {
    [super loadView];//自己创建不写super
    NSLog(@"%s", __FUNCTION__);
}

- (void)viewWillAppear:(BOOL)animated{
    [super viewWillAppear:animated];
    NSLog(@"%@--viewWillAppear",self.class);
}

- (void)viewDidAppear:(BOOL)animated{
    [super viewDidAppear:animated];
    NSLog(@"%@--viewDidAppear",self.class);
}

- (void)viewWillDisappear:(BOOL)animated{
    [super viewWillDisappear:animated];
    NSLog(@"%@--viewWillDisappear",self.class);
}

-(void)viewDidDisappear:(BOOL)animated{
    [super viewDidDisappear:animated];
    NSLog(@"%@--viewDidDisappear",self.class);
}

-(void)viewWillLayoutSubviews{
    [super viewWillLayoutSubviews];
    NSLog(@"%@--viewWillLayoutSubviews",self.class);
}

- (void)viewDidLayoutSubviews{
    [super viewDidLayoutSubviews];
    NSLog(@"%@--viewDidLayoutSubviews",self.class);
}

- (void)viewDidLoad {
    [super viewDidLoad];
    NSLog(@"%@--viewDidLoad",self.class);
}

TwoViewController.m

//非storyBoard(xib或非xib)都走这个方法
- (instancetype)initWithCoder:(NSCoder *)aDecoder{
    NSLog(@"%s", __FUNCTION__);
    if (self = [super initWithCoder:aDecoder]) {
        
    }
    return self;
}
// 如果连接了串联图storyBoard 走这个方法
- (instancetype)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil{
    NSLog(@"%s", __FUNCTION__);
    if (self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil]) {
        
    }
    return self;
}

- (void)dealloc{
    NSLog(@"%s", __FUNCTION__);
}

// xib 加载 完成
- (void)awakeFromNib {
    [super awakeFromNib];
    NSLog(@"%s", __FUNCTION__);
}

// 加载视图(默认从nib)
- (void)loadView {
    [super loadView];
    NSLog(@"%s", __FUNCTION__);
}

- (void)viewWillAppear:(BOOL)animated{
    [super viewWillAppear:animated];
    NSLog(@"%@--viewWillAppear--%@",self.class,self.chuanzhi);
}

- (void)viewDidAppear:(BOOL)animated{
    [super viewDidAppear:animated];
    NSLog(@"%@--viewDidAppear--%@",self.class,self.chuanzhi);
}

- (void)viewWillDisappear:(BOOL)animated{
    [super viewWillDisappear:animated];
    NSLog(@"%@--viewWillDisappear--%@",self.class,self.chuanzhi);
}

-(void)viewDidDisappear:(BOOL)animated{
    [super viewDidDisappear:animated];
    NSLog(@"%@--viewDidDisappear--%@",self.class,self.chuanzhi);
}

-(void)viewWillLayoutSubviews{
    [super viewWillLayoutSubviews];
    NSLog(@"%@--viewWillLayoutSubview--%@",self.class,self.chuanzhi);
}

- (void)viewDidLayoutSubviews{
    [super viewDidLayoutSubviews];
    NSLog(@"%@--viewDidLayoutSubviews--%@",self.class,self.chuanzhi);
}

- (void)viewDidLoad {
    [super viewDidLoad];
    NSLog(@"%@--viewDidLoad--%@",self.class,self.chuanzhi);
    // Do any additional setup after loading the view.
}

- (IBAction)dismiss:(id)sender {
    [self dismissViewControllerAnimated:YES completion:^{
        NSLog(@"dismiss completion");
    }];
}

/*
#pragma mark - Navigation

// In a storyboard-based application, you will often want to do a little preparation before navigation
- (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender {
    // Get the new view controller using [segue destinationViewController].
    // Pass the selected object to the new view controller.
}
*/

1. push模式

Viewcontroller story创建
TwoViewController代码创建

1.Viewcontroller push TwoViewController

2019-05-23 14:23:30.197485+0800 zhengze[21852:1059776] -[ViewController initWithCoder:]
2019-05-23 14:23:30.197774+0800 zhengze[21852:1059776] -[ViewController awakeFromNib]
2019-05-23 14:23:30.199857+0800 zhengze[21852:1059776] -[ViewController initWithCoder:]
2019-05-23 14:23:30.200087+0800 zhengze[21852:1059776] -[ViewController awakeFromNib]
2019-05-23 14:23:30.246283+0800 zhengze[21852:1059776] -[ViewController loadView]
2019-05-23 14:23:30.246434+0800 zhengze[21852:1059776] ViewController--viewDidLoad
2019-05-23 14:23:30.250170+0800 zhengze[21852:1059776] eat
2019-05-23 14:23:30.250720+0800 zhengze[21852:1059776] ViewController--viewWillAppear
2019-05-23 14:23:30.253686+0800 zhengze[21852:1059776] ViewController--viewWillLayoutSubviews
2019-05-23 14:23:30.253964+0800 zhengze[21852:1059776] ViewController--viewDidLayoutSubviews
2019-05-23 14:23:30.266422+0800 zhengze[21852:1059776] ViewController--viewDidAppear
2019-05-23 14:23:46.222035+0800 zhengze[21852:1059776] -[TwoViewController initWithNibName:bundle:]
2019-05-23 14:23:46.223930+0800 zhengze[21852:1059776] -[TwoViewController loadView]
2019-05-23 14:23:46.224089+0800 zhengze[21852:1059776] TwoViewController--viewDidLoad--nihao!
2019-05-23 14:23:46.224170+0800 zhengze[21852:1059776] ViewController--viewWillDisappear
2019-05-23 14:23:46.224260+0800 zhengze[21852:1059776] TwoViewController--viewWillAppear--nihao!
2019-05-23 14:23:46.242467+0800 zhengze[21852:1059776] TwoViewController--viewWillLayoutSubview--nihao!
2019-05-23 14:23:46.242604+0800 zhengze[21852:1059776] TwoViewController--viewDidLayoutSubviews--nihao!
2019-05-23 14:23:46.744781+0800 zhengze[21852:1059776] ViewController--viewDidDisappear
2019-05-23 14:23:46.744926+0800 zhengze[21852:1059776] TwoViewController--viewDidAppear--nihao!

2.TwoViewController pop Viewcontroller

2019-05-23 14:27:36.826391+0800 zhengze[21852:1059776] TwoViewController--viewWillDisappear--nihao!
2019-05-23 14:27:36.826518+0800 zhengze[21852:1059776] ViewController--viewWillAppear
2019-05-23 14:27:37.329805+0800 zhengze[21852:1059776] TwoViewController--viewDidDisappear--nihao!
2019-05-23 14:27:37.329948+0800 zhengze[21852:1059776] ViewController--viewDidAppear
2019-05-23 14:27:37.330101+0800 zhengze[21852:1059776] -[TwoViewController dealloc]

2. present模式

Viewcontroller story创建
TwoViewController story创建

1.Viewcontroller present TwoViewController

2019-05-23 14:37:28.405574+0800 zhengze[22017:1068984] -[TwoViewController initWithCoder:]
2019-05-23 14:37:28.405956+0800 zhengze[22017:1068984] -[TwoViewController awakeFromNib]
2019-05-23 14:37:28.408037+0800 zhengze[22017:1068984] -[TwoViewController loadView]
2019-05-23 14:37:28.408202+0800 zhengze[22017:1068984] TwoViewController--viewDidLoad--nihao!
2019-05-23 14:37:28.411210+0800 zhengze[22017:1068984] ViewController--viewWillDisappear
2019-05-23 14:37:28.411358+0800 zhengze[22017:1068984] TwoViewController--viewWillAppear--nihao!
2019-05-23 14:37:28.412718+0800 zhengze[22017:1068984] TwoViewController--viewWillLayoutSubview--nihao!
2019-05-23 14:37:28.412861+0800 zhengze[22017:1068984] TwoViewController--viewDidLayoutSubviews--nihao!
2019-05-23 14:37:28.915288+0800 zhengze[22017:1068984] TwoViewController--viewDidAppear--nihao!
2019-05-23 14:37:28.915645+0800 zhengze[22017:1068984] ViewController--viewDidDisappear
2019-05-23 14:37:28.915960+0800 zhengze[22017:1068984] present completion

2.dismiss


2019-05-23 14:42:08.657494+0800 zhengze[22017:1068984] TwoViewController--viewWillDisappear--nihao!
2019-05-23 14:42:08.657620+0800 zhengze[22017:1068984] ViewController--viewWillAppear
2019-05-23 14:42:09.163327+0800 zhengze[22017:1068984] ViewController--viewDidAppear
2019-05-23 14:42:09.163572+0800 zhengze[22017:1068984] TwoViewController--viewDidDisappear--nihao!
2019-05-23 14:42:09.163733+0800 zhengze[22017:1068984] dismiss completion
2019-05-23 14:42:09.164016+0800 zhengze[22017:1068984] -[TwoViewController dealloc]

2.切换tabbar

1.由ViewController1切到ViewController2

2020-01-10 15:30:29.857317+0800 zhengze[43231:4274625] -[ViewController2 loadView]
2020-01-10 15:30:29.857650+0800 zhengze[43231:4274625] -[ViewController2 viewWillAppear:]
2020-01-10 15:30:29.857777+0800 zhengze[43231:4274625] -[ViewController1 viewWillDisappear:]
2020-01-10 15:30:29.859901+0800 zhengze[43231:4274625] -[ViewController2 viewWillLayoutSubviews]
2020-01-10 15:30:29.860029+0800 zhengze[43231:4274625] -[ViewController2 viewDidLayoutSubviews]
2020-01-10 15:30:29.860953+0800 zhengze[43231:4274625] -[ViewController1 viewDidDisappear:]
2020-01-10 15:30:29.861089+0800 zhengze[43231:4274625] -[ViewController2 viewDidAppear:]

2.由ViewController2切到ViewController1

2020-01-10 15:39:47.257406+0800 zhengze[43231:4274625] -[ViewController1 viewWillAppear:]
2020-01-10 15:39:47.257618+0800 zhengze[43231:4274625] -[ViewController2 viewWillDisappear:]
2020-01-10 15:39:47.260315+0800 zhengze[43231:4274625] -[ViewController2 viewDidDisappear:]
2020-01-10 15:39:47.260486+0800 zhengze[43231:4274625] -[ViewController1 viewDidAppear:]
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