navigationcontroller

问题 Is it possible to customize tab bar in android? Customize in the sense, like in iPhone, the tab bar is at the bottom of the screen; in Android, can we place the tab bar at the bottom and its content on top of it? 回答1: Yes It is Possible to make custom Tab Bar in android like as in iphone you can get that from link . visit here 来源： https://stackoverflow.com/questions/3911887/custom-tab-bar-in-android

问题 Is it possible to customize tab bar in android? Customize in the sense, like in iPhone, the tab bar is at the bottom of the screen; in Android, can we place the tab bar at the bottom and its content on top of it? 回答1: Yes It is Possible to make custom Tab Bar in android like as in iphone you can get that from link . visit here 来源： https://stackoverflow.com/questions/3911887/custom-tab-bar-in-android

问题 I have a my views and controllers set up like so. A Tab/Bar controller Within 1. is a root view controller within 2. is a programmatically created navigation controller, that is displayed as a subview in the root view controller. What I am trying to do is access the top tab bar/navigation controller so that i can push a view onto it. I tried parentViewController but all it did was push the view onto the programmed nav controller. any suggestions? This is how i set up my root view controller:

问题 i create i navigationController project name:autoload, then create two uiviewContorller named: second,three i want the process is load rootView the load second in method:"viewDidLoad" then auto load three in method"viewdidload", here is the code: rootView: - (void)viewDidLoad { self.title = @"first"; Second *second = [[Second alloc] init]; AutoLoadAppDelegate *delegate = [[UIApplication sharedApplication] delegate]; [delegate.navigationController pushViewController:second animated:YES];

问题 I've just updated my Xcode from 4.2 to 4.3.3 and i keep coming across a problem is it possible to add a navigation controller in a single view application because when i try to embed one into the controller nothing happens. I would like to have two view controllers connected by a button to the second controller and a navigation bar back to the first view controller. I can't think of any other way to connect the view controllers please help me any-ideas. 回答1: If you don't want to add a

问题 I have problem with proper passing data between view's but not in standard way. Picture describing my problem: I performSegueWithIdentifier with one of two segue identifiers and then in I want to pass data to ViewController called "Firmy" or "Oddzialy". Passing data code: - (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender { if ([[segue identifier] isEqualToString:@"sLogowanieFirmy"]) { FirmyVC *firmyVC = [segue destinationViewController]; firmyVC.tabFirmy = self.tabFirmy; }

问题 I would like to know if it is possible to assign two different unwind method at the same button. For example: I have this views navigations: Home->A->B Home->C->B A and C views navigates to B, but then I want to return to previous views using the same B view and controller. It is possible? I have been thinking about write assign unwind method to the button programmatically depending what view comes. Thanks in advance I'm sorry about my english, is not good. 回答1: Although, question isn't very

问题 Using Swift-4.0.3, iOS-11.2, Xcode-9.2, iPhone-6S (or Simulator-10.0) Since about a week I try to figure out what the problem is with the following issue: The UI freezes whenever you re-enter a ViewController that involves a URLSession-Background-DownloadTask. By re-entering, I mean: Going from VC to Detail-VC and back to VC...and then RE-ENTER a second time from VC to the Detail-VC. Please find my example project here on github : https://github.com/korners/Test00008 The sample project uses

问题 Everything works perfectly before iOS 9. However, when the app is running on iOS 9, nothing happens when back button is tapped so I am not able to go back as well as it keeps greyed out. Also, I am not able to segue to the next view after the first segue. For example, HomePage -> tap a button to segue to view 1 -> Segued to View 1 -> tap on a button to segue to view 2 -> nothing happens I uses the code below to perform segue, UIViewController *push = [self.storyboard

问题 Im developing a quiz app and there is a second view controller that appears after the initial view controller where you are asked to answer a question. On the second view controller you the user must press a button to return to the initial view controller to be asked another question. However when I segue back from the second view controller I believe a new instance of the initial view controller is being created and the user is asked questions they have already answered. The code in the