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VCCAutomaticCallbacksViewController, first view controllers enters with animation after view appears. Add comments.

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This commit is contained in:
Wojciech Nagrodzki 2013-06-11 22:37:35 +02:00
parent b4e7679ed1
commit 728a5267fd
Signed by: wnagrodzki
GPG key ID: E9D0EB0302264569
1 changed files with 22 additions and 10 deletions
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32
ViewControllerContainment/ViewControllerContainment/VCCAutomaticCallbacksViewController.m
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@ -72,14 +72,6 @@
return self;
}
- (void)viewDidLoad
{
[super viewDidLoad];
if (self.viewControllers.count)
[self displayViewController:self.viewControllers[0]];
}
#pragma mark - Overriden (Appearanca Callbacks)
- (void)viewWillAppear:(BOOL)animated
@ -92,6 +84,10 @@
{
NGLogMessage();
[super viewDidAppear:animated];
if (self.viewControllers.count)
[self displayViewController:self.viewControllers[0]];
}
- (void)viewWillDisappear:(BOOL)animated
@ -111,29 +107,38 @@
- (void)cycleFromViewController:(UIViewController *)fromViewController toViewController:(UIViewController *)toViewController forward:(BOOL)forward
{
// powiadomienie fromViewController że zostanie usunięty z hierarchii kontrolerów
[fromViewController willMoveToParentViewController:nil];
// dodanie toViewController do hierarchi kontrolerów
// metoda [toViewController willMoveToParentViewController:self] jest wywołana automatycznie przez -addChildViewController:
[self addChildViewController:toViewController];
// ustawenie ramki widoku nowego kontrolera
CGRect frame = self.containerView.bounds;
frame.origin.x = forward ? frame.size.width : -frame.size.width;
toViewController.view.frame = frame;
// ta metoda automatycznie usunie widok starego kontrolera z hierarchi oraz doda widok nowego
[self transitionFromViewController:fromViewController
toViewController:toViewController
duration:0.3
options:UIViewAnimationOptionCurveEaseInOut
animations:^{
// animacja wyjścia widoku starego kontrolera
CGRect frame = self.containerView.bounds;
frame.origin.x = forward ? -frame.size.width : frame.size.width;
fromViewController.view.frame = frame;
// animacja wejścia widoku nowego kontrolera
toViewController.view.frame = self.containerView.bounds;
}
completion:^(BOOL finished) {
// powiadominie toViewController że został dodany jako child view controller
[toViewController didMoveToParentViewController:self];
// usunięcie starego kontrolera z hierarchi kontrolerów
[fromViewController removeFromParentViewController];
// metoda [fromViewController didMoveToParentViewController:nil] jest wywołana automatycznie przez -removeFromParentViewController
}];
}
- (void)displayViewController:(UIViewController *)controller
@ -146,8 +151,15 @@
[self addChildViewController:controller];
controller.view.frame = self.containerView.bounds;
controller.view.alpha = 0;
[self.containerView addSubview:controller.view];
[controller didMoveToParentViewController:self];
[UIView animateWithDuration:2
animations:^{
controller.view.alpha = 1;
} completion:^(BOOL finished) {
[controller didMoveToParentViewController:self];
}];
}
#pragma mark - OtherPerfectClassDelegate