StackOverflow2013

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copied!<p>I was missing the basic structure for the view controller.</p> <p>Creating an UIWindow inside the viewController fixed the problem for me. </p> <p>Full Source code:</p> <p>Static library view controller file (VC.m):</p> <pre><code>#import "VC.h" @interface VC () @property (nonatomic, strong) UILabel *label; @property (nonatomic, strong) UIButton *button; @property (nonatomic, strong) UIView *window; @end @implementation VC - (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil { self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil]; if (self) { // Custom initialization } return self; } - (void)viewDidLoad { [super viewDidLoad]; // CREATE UIVIEW INSIDE VIEW CONTROLLER _window = [[UIView alloc] initWithFrame:[[UIScreen mainScreen] bounds]]; _window.backgroundColor = [UIColor whiteColor]; // CREATE BUTTON TO CLOSE VIEW CONTROLLER AFTER IS SHOWN _button = [UIButton buttonWithType:UIButtonTypeRoundedRect]; [_button addTarget:self action:@selector(closeWindow:) forControlEvents:UIControlEventTouchDown]; [_button setTitle:@"Close View" forState:UIControlStateNormal]; _button.frame = CGRectMake(115.0f, 150.0f, 200.0f, 30.0f); // ADD BUTTON TO THE UIWINDOW [_window addSubview: _button]; // ADD UIWINDOW TO VIEW CONTROLLER [self.view addSubview: _window]; // Do any additional setup after loading the view. } - (void)didReceiveMemoryWarning { [super didReceiveMemoryWarning]; // Dispose of any resources that can be recreated. } #pragma mark - Close ViewController - (IBAction)closeWindow:(id)sender { [self dismissViewControllerAnimated:YES completion:nil]; } @end </code></pre> <p>After import the static library and headers to a new app you can invoke the view controller with an IBAction like this:</p> <pre><code>#import "VC.h" //header for viewcontroller code in static library ... -(IBAction)callVC:(id)sender { VC *vc = [[VC alloc] init]; [self presentViewController:vc animated:YES completion:nil]; } </code></pre>

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