UINavigation pushing a new root controller

ⅰ亾dé卋堺 提交于 2019-12-02 06:06:53
I am trying to push a new root controller to a navigation stack, but using a side reveal menu. My app delegate has the following: welcomeViewController = [[MyWelcomeViewController alloc] initWithNibName:@"MyWelcomeViewController" bundle:nil]; navController = [[UINavigationController alloc] initWithRootViewController:welcomeViewController]; navController.navigationBarHidden = YES; // Then we setup the reveal side view controller with the root view controller as the navigation controller self.revealSideViewController = [[PPRevealSideViewController alloc] initWithRootViewController:navController]

How to place a UIImage in Navigationbar such that its a logo?

心已入冬 提交于 2019-11-29 17:27:37
I would like to place a logo/image in the left side of NavigationBar . I try this in codes, but it is not worked properly. UIImage *logo = [UIImage imageNamed:@"logo.png"]; UIImageView *imageView = [[UIImageView alloc] initWithImage: logo]; imageView.frame = CGRectMake(2, 2, 40, 40); self.navigationItem.titleView = [[UIImageView alloc] initWithImage:logo]; I try with view to be placed first then place image as UIImageView but alignment is not good. And moreover view appears to be white space while run the code.. Insert the Bar Button Item into your Viewcontroller on left Side, and insert the

Override back button in navigation stack while keeping appearance of default back button?

时光总嘲笑我的痴心妄想 提交于 2019-11-27 01:38:03
问题 How do I override the back button for just one view (not for all the back buttons present in different views) such that on click of the back button, root view controller is shown. 回答1: You need to replace the backbutton and associate an action handler: - (void)viewDidLoad { [super viewDidLoad]; // change the back button to cancel and add an event handler UIBarButtonItem *backButton = [[UIBarButtonItem alloc] initWithTitle:@”back” style:UIBarButtonItemStyleBordered target:self action:@selector

Swift - iOS : Change the color of a Navigation Bar

狂风中的少年 提交于 2019-11-27 00:12:41
问题 I'm trying to change the color of my navigator bar but I found that it's only impossible if the navigator is the root one. I'm trying this: self.navigationController?.navigationBar.translucent = true self.navigationController!.navigationBar.barTintColor = UIColor.blueColor() All my Viewcontrollers are related to navigator controllers. However nothing is changed. In fact I tried to make the same things from storyboard but it works only if I'm in the first navigator. I tried to read everything

How to Navigate from one View Controller to another using Swift

こ雲淡風輕ζ 提交于 2019-11-26 06:27:05
问题 I\'d like to navigate from one view controller to another. How can I convert the following Objective-C code into Swift? UIViewController *viewController = [[self storyboard] instantiateViewControllerWithIdentifier:@\"Identifier\"]; UINavigationController *navi = [[UINavigationController alloc] initWithRootViewController:viewController]; [self.navigationController pushViewController:navi animated:YES]; 回答1: Create a swift file (SecondViewController.swift) for the second view controller and in