ios成長の毎日1回(day 6)

toolBarのView Switcher
BIDAppDelegate.h

#import <UIKit/UIKit.h>
@class BIDSwitchViewController;
@interface BIDAppDelegate : UIResponder <UIApplicationDelegate>

@property (strong, nonatomic) UIWindow *window;
@property (strong, nonatomic) BIDSwitchViewController *switchViewController;

@end

 
BIDAppDelegate.m

#import "BIDAppDelegate.h"
#import "BIDSwitchViewController.h"
@implementation BIDAppDelegate

- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions
{
    self.window = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
    // Override point for customization after application launch.
    
    self.switchViewController = [[BIDSwitchViewController alloc]
                                 initWithNibName:@"SwitchView" bundle:nil];
    UIView *switchView = self.switchViewController.view;    //  controller view
    CGRect switchViewFrame = switchView.frame;    //  view x,y,width,height
    switchViewFrame.origin.y += [UIApplication
                                 sharedApplication].statusBarFrame.size.height;    //  statusbar 
    switchView.frame = switchViewFrame;
    [self.window addSubview:switchView];    //  view window

    
    self.window.backgroundColor = [UIColor whiteColor];
    [self.window makeKeyAndVisible];
    return YES;
}

- (void)applicationWillResignActive:(UIApplication *)application
{
    // Sent when the application is about to move from active to inactive state. This can occur for certain types of temporary interruptions (such as an incoming phone call or SMS message) or when the user quits the application and it begins the transition to the background state.
    // Use this method to pause ongoing tasks, disable timers, and throttle down OpenGL ES frame rates. Games should use this method to pause the game.
}

- (void)applicationDidEnterBackground:(UIApplication *)application
{
    // Use this method to release shared resources, save user data, invalidate timers, and store enough application state information to restore your application to its current state in case it is terminated later. 
    // If your application supports background execution, this method is called instead of applicationWillTerminate: when the user quits.
}

- (void)applicationWillEnterForeground:(UIApplication *)application
{
    // Called as part of the transition from the background to the inactive state; here you can undo many of the changes made on entering the background.
}

- (void)applicationDidBecomeActive:(UIApplication *)application
{
    // Restart any tasks that were paused (or not yet started) while the application was inactive. If the application was previously in the background, optionally refresh the user interface.
}

- (void)applicationWillTerminate:(UIApplication *)application
{
    // Called when the application is about to terminate. Save data if appropriate. See also applicationDidEnterBackground:.
}

@end

 
BIDSwitchViewController.h

#import <UIKit/UIKit.h>

@class BIDYellowViewController;
@class BIDBlueViewController;

@interface BIDSwitchViewController : UIViewController

@property (strong, nonatomic) BIDYellowViewController *yellowViewController;
@property (strong, nonatomic) BIDBlueViewController *blueViewController;

- (IBAction)switchViews:(id)sender;

@end

 
BIDSwitchViewController.m

#import "BIDSwitchViewController.h"
#import "BIDYellowViewController.h"
#import "BIDBlueViewController.h"

@interface BIDSwitchViewController ()

@end

@implementation BIDSwitchViewController

- (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil
{
    self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];
    if (self) {
        // Custom initialization
    }
    return self;
}

- (void)viewDidLoad
{
    [super viewDidLoad];
    // Do any additional setup after loading the view.
    self.blueViewController = [[BIDBlueViewController alloc]
                               initWithNibName:@"BlueView" bundle:nil];    //  xib ViewController
    [self.view insertSubview:self.blueViewController.view atIndex:0];    //  blueViewController view 0 view 
}

- (void)didReceiveMemoryWarning
{
    [super didReceiveMemoryWarning];
    // Dispose of any resources that can be recreated.
    if (self.blueViewController.view.superview == nil) {        //  blueViewController view view nil
        self.blueViewController = nil;    //  blueViewController 
    } else {
        self.yellowViewController = nil;    //  yellowViewController 
    }
}

- (IBAction)switchViews:(id)sender {
    [UIView beginAnimations:@"View Flip" context:nil];      // UIView 
    [UIView setAnimationDuration:10.25];                     //  
    [UIView setAnimationCurve:UIViewAnimationCurveEaseInOut];   //  
    if (self.yellowViewController.view.superview == nil) {    
        if (self.yellowViewController == nil) {   // yellowViewController 
            self.yellowViewController =
            [[BIDYellowViewController alloc] initWithNibName:@"YellowView"
                                                      bundle:nil];
        }
        [UIView setAnimationTransition:   
         UIViewAnimationTransitionFlipFromRight
                               forView:self.view cache:YES];    //  ，  
        
        [self.blueViewController.view removeFromSuperview];    //  blueViewController view view 
        [self.view insertSubview:self.yellowViewController.view atIndex:0];    //  yellowViewController view 0 view 
    } else {
        if (self.blueViewController == nil) {
            self.blueViewController =
            [[BIDBlueViewController alloc] initWithNibName:@"BlueView"
                                                    bundle:nil];
        }
        [UIView setAnimationTransition:                         // bold
         UIViewAnimationTransitionFlipFromLeft                  // bold
                               forView:self.view cache:YES];    // bold
        [self.yellowViewController.view removeFromSuperview];
        [self.view insertSubview:self.blueViewController.view atIndex:0];
    }
    [UIView commitAnimations];                                   //  UIView 
}

@end