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objective-c:examples:tabbarcontroller [2012/12/20 12:24] (current)
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 +====== TabBarController ======
 +Add two UIViewController named RootViewController and SecondRootViewController to your empty project
 +
 +
 +===== Create a TabBarController for your project =====
 +
 +First step import the RootViewController.h and SecondRootViewController.h in your AppDelegate
 +<code objc>
 +#import "RootViewController.h"
 +#import "SecondRootViewController.h"
 +</code>
 +2. Initialize RootViewController and SecondRootViewController\\
 +3. Initialize NavigationController with RootViewController\\
 +4. Initialize an array and add controllers for the tabbar\\
 +5. Initialize TabBarController\\
 +6. Add array of controllers to tabbar\\
 +7. Add tabbar to the window
 +<code objc>
 +- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions
 +{   
 +    // ** initialize window **
 +    self.window = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
 +    
 +    // Override point for customization after application launch.
 +    
 +    // ** initialize RootViewController **
 +    RootViewController *rootVC = [[RootViewController alloc] initWithNibName:@"RootViewController" bundle:nil];
 +    SecondRootViewController *secRootVC = [[SecondRootViewController alloc] initWithNibName:@"SecondRootViewController" bundle:nil];
 +    
 +    // ** Set titles and images of the controllers to display them in each tab and the navigationController`s navigationbar **
 +    rootVC.title = @"Root NavCon";
 +    rootVC.tabBarItem.image = [UIImage imageNamed:@"one.png"];
 +    
 +    secRootVC.title = @"Second RootVC";
 +    secRootVC.tabBarItem.image = [UIImage imageNamed:@"another.png"];
 +    
 +    // ** Initalize NavigationController with RootViewController **
 +    UINavigationController *navVC = [[UINavigationController alloc]initWithRootViewController:rootVC];
 +    
 +    // ** Init array with controllers **
 +    NSArray *tabBarArray = [[NSArray alloc]initWithObjects:navVC, secRootVC, nil];
 +    
 +    // ** Init TabBarController **
 +    UITabBarController *tabCon = [[UITabBarController alloc]init];
 +    
 +    // ** Add Controllers to the tabBar **
 +    tabCon.viewControllers = tabBarArray;
 +    
 +    // ** Add NavigationController **
 +    self.window.rootViewController = tabCon;
 +    
 +    self.window.backgroundColor = [UIColor whiteColor];
 +    [self.window makeKeyAndVisible];
 +    return YES;
 +}
 +</code>
  
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objective-c/examples/tabbarcontroller.txt · Last modified: 2012/12/20 12:24 (external edit)

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