uitabbarcontroller

问题 apple's UINavigation Controller Class Reference says that pushViewController:animated: method can't push the instance of tab bar controller onto the stack, and I've read the following article also: Tab bar controller inside a navigation controller, or sharing a navigation root view But, it seems adding instance of UITabBarController onto navigation controller's stack works well for me. I'm using XCode 4.2 (beta, surely) + iOS 5 and made some sample code like the following: - (void)viewDidLoad

问题 ok here is my applications setup: Two xib's MainWindow.xib NewsletterView.xib Set up as follows: MainWindow.xib Files owner First Responder The Delegate Window Tab Bar Controller--setup to load tabs from .xib's Two tabs -Newsletter -Map I'm not concerned about the Map tab. Within the NewsletterView.xib ( i do have the .h and .m files setup) Files owner set up with class NewsletterViewController via interface builder. First Responder and Two views: View- setup as NewsSignUpView via IBOutlet -

问题 You can see my storyboard over here. My question is now how should I access in code the different navigation controllers in a correct way. Because sometimes I get some troubles with it. For example what is the difference between accessing NAV 1 and accessing NAV 2 or NAV 3 ... . Any help? Thank you Code for setting title - (void)addEvent:(id)sender { NSLog(@"pressed event"); EKEventEditViewController *addController = [[EKEventEditViewController alloc] initWithNibName:nil bundle:nil]; // set

问题 I am developing a tabBar application where i am preseting the login page as a modalviewcontroller. Later after logging from the page, i am displaying the TabBar. In one of the Tab i have my LogOut View controller where i want to logout and inturn re-direct the application to the login page. I need to remove all the loaded data and then re-Login with the entered data when i re-Login again. I have searched a lot but not able to find any help on this. Can someone please help me in how to

问题 How to reset a uinavigationview to display the root controller when user clicks back to it in a tab bar app Hey, Just wondering how I would do this. I have the navcontroller in my delegate along with the tabbar controller and Any time the user clicks to another tab I want the rootview on the navigation controller to be shown if and when they click back the the tab that contains the uinavcontroller. Does this make sense? Nick 回答1: [self.navigationController popToRootViewControllerAnimated:YES]

问题 I'm trying to add custom image to tabview controller, its working fine for me this is code I'm using [[AppDelegate.Tabctrl.tabBar.items objectAtIndex:0] setFinishedSelectedImage:[UIImage imageNamed:@"Home-Select.png"] withFinishedUnselectedImage:[UIImage imageNamed:@"Home.png"]]; [[AppDelegate.Tabctrl.tabBar.items objectAtIndex:1] setFinishedSelectedImage:[UIImage imageNamed:@"MyTc-Select.png"] withFinishedUnselectedImage:[UIImage imageNamed:@"MyTc.png"]]; [[AppDelegate.Tabctrl.tabBar.items

问题 I have an app with several UIWebView's and when I press the button to bring one up it loads the set URL. Now I would like this to happen the first time, as the webpage needs to load, but what if I want to flick between the different Views? I would like it to stay at the page it was when I left it. Now I do believe this can be done with the UITabBarController, but it takes up to much screen real estate for what I want to achieve, so I have implemented the switch with a UISegmentedController. I

问题 I am trying to setup my application, so I can have multiple tabbar items link to the same view controller,but pass in different parameters to setup the view appropriately. My setup is as follows TabBarController NavbarController - TabBarItem1 PeopleView NavbarController - TabBarItem2 ContentView I want my setup to TabBarController NavbarController1 - TabBarItem1 Links to: PeopleView NavbarController2 - TabBarItem2 Links to: ContentView NavbarController3 - TabBarItem3 Links to: ContentView /

问题 I'm trying to detect a re-tab on the selected UITabbarItem . I'm using a UIWebview which url needs to be reset to the homepage again after re-tab on the Home button at index 1 in the UITabbar. Problem is: I'm using a storyboard and tried to make the UITabbar delegate, but it's not working. AppDelegate.h: #import <UIKit/UIKit.h> @interface AppDelegate : UIResponder <UIApplicationDelegate, UITabBarControllerDelegate> @property (strong, nonatomic) UIWindow *window; @end didLaunchWithOptions:

问题 I am working with 4 views using a Tab Bar. The first view has a tableview of rounds of golf. The second view allows the user to enter data for a new round. I have a button on the "Add Round" view that saves the inputted data to Core Data. When the user saves the round I want the view to segue back to the "home screen" where the rounds are displayed. I created a segue called "SavetoHomeSegue" in storyboard. This is the code I use to switch between the views [self performSegueWithIdentifier:@