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extension UIViewController {
    
    /**
     Convenience function to add a child view controller to self.
     
     This will send the proper notifications to the child view controller
     and add the child view controller's view to `self.view`.
     
     - parameter child: The view controller that should be contained in `self`.
     */

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#import "ViewController.h"

@interface ViewController ()
@property (nonatomic, weak) IBOutlet UIView *viewToAnimate;
@property (nonatomic, assign) BOOL containerIsOpen;
@end


@implementation ViewController

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#import "CustomTabBarViewController.h"

@interface CustomTabBarViewController ()
@property (nonatomic, assign) BOOL buttonsExpanded;
@end

@implementation CustomTabBarViewController

-(void) addCenterButtonWithImage:(UIImage*)buttonImage highlightImage:(UIImage*)highlightImage
{

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- (void)viewDidLoad
{
    [super viewDidLoad];
    [[NSNotificationCenter defaultCenter] addObserver:self
                                             selector:@selector(keyboardWillShow:)
                                                 name:UIKeyboardWillShowNotification
                                               object:nil];
    
    [[NSNotificationCenter defaultCenter] addObserver:self
                                             selector:@selector(keyboardWillHide:)

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#import "ViewController.h"

@interface ViewController ()
@property (nonatomic, weak) IBOutlet UIView *toolbarContainer;
@property (nonatomic, weak) IBOutlet UIView *touchZone;
@property (nonatomic, weak) IBOutlet UIView *buttonContainer;
@property (nonatomic, weak) IBOutlet UIButton *collapseButton;

@property (nonatomic, assign) BOOL toolbarIsOpen;
@property (nonatomic, assign) BOOL toolbarIsAnimating;

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#import "ViewController.h"

@interface ViewController ()
@property (nonatomic, weak) IBOutlet UIImageView *starImageView;
@end


@implementation ViewController

- (void)viewDidLoad