iOS UI 12 tabbarcontroller

//

//  AppDelegate.m

//  UI - 12 uitabBarcontrol

//

//  Created by dllo on 15/11/24.

//  Copyright (c) 2015年 dllo. All rights reserved.

//

#import "AppDelegate.h"

#import "RootViewController.h"

#import "SencondViewController.h"

#import "ThirdViewController.h"

#import "fourViewController.h"

#import "FiveViewController.h"

#import "SixViewController.h"

@interface AppDelegate ()<UITabBarControllerDelegate>

@end

@implementation AppDelegate

- (void)dealloc

{

    [_window release];

    [super dealloc];

}

- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions {

    self.window = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];

    // Override point for customization after application launch.

    self.window.backgroundColor = [UIColor whiteColor];

    [self.window makeKeyAndVisible];

    [_window release];

    

    

    RootViewController *rootvc = [[[RootViewController alloc]init] autorelease];

    UINavigationController *rootnc = [[UINavigationController alloc]initWithRootViewController:rootvc];

    

    rootnc.tabBarItem = [[[UITabBarItem alloc]initWithTabBarSystemItem: UITabBarSystemItemContacts tag:10001] autorelease];

    

    

    SencondViewController *secondvc = [[[SencondViewController alloc] init] autorelease];

    UINavigationController *secondnc = [[UINavigationController alloc]initWithRootViewController:secondvc];

    secondnc.tabBarItem = [[[UITabBarItem alloc]initWithTitle:@"22" image:[UIImage imageNamed:@"04-squiggle.png"] tag:10003]autorelease];

    

    

    

    ThirdViewController *thirdvc = [[[ThirdViewController alloc] init] autorelease];

    UINavigationController *thirdnc = [[UINavigationController alloc]initWithRootViewController:thirdvc];

    thirdnc.tabBarItem = [[UITabBarItem alloc]initWithTitle:@"sad" image:[UIImage imageNamed:@"108-badge.png"] selectedImage:[UIImage imageNamed:@"07-map-marker.png"]];

    

    thirdnc.tabBarItem.badgeValue = @"100";

    

    fourViewController *fourvc = [[[fourViewController alloc]init]autorelease];

    UINavigationController *fournc = [[UINavigationController alloc]initWithRootViewController:fourvc];

    fournc.tabBarItem = [[UITabBarItem alloc]initWithTabBarSystemItem: UITabBarSystemItemHistory tag:10005];

    

    FiveViewController *fivevc = [[[FiveViewController alloc]init]autorelease];

    UINavigationController *fivenc = [[UINavigationController alloc]initWithRootViewController:fivevc];

    fivenc.tabBarItem = [[UITabBarItem alloc]initWithTabBarSystemItem:UITabBarSystemItemTopRated tag:10006];

    

    

    SixViewController *sixvc = [[[SixViewController alloc]init]autorelease];

    UINavigationController *sixnc = [[UINavigationController alloc] initWithRootViewController:sixvc];

    sixnc.tabBarItem = [[UITabBarItem alloc]initWithTabBarSystemItem:  UITabBarSystemItemBookmarks tag:10007];

    

    

    

    

    

    

    

    

    //高度49 5个以上vc会重叠

    UITabBarController *tabBC = [[UITabBarController alloc] init];

    //重要属性

    tabBC.viewControllers = [NSArray arrayWithObjects:rootnc, secondnc, thirdnc,fournc,fivenc, sixnc, nil];

    

    tabBC.delegate = self;

    self.window.rootViewController = tabBC;

    

   //背景色

    tabBC.tabBar.backgroundColor = [UIColor grayColor];

    //边框色

    tabBC.tabBar.tintColor = [UIColor cyanColor];

    //底色

    tabBC.tabBar.barTintColor = [UIColor purpleColor];

    //是否透明

    tabBC.tabBar.translucent = YES;

    //设置背景图片

    [tabBC.tabBar setBackgroundImage:[UIImage imageNamed:@"image"]];

    

    

    [tabBC release];

    [rootnc release];

    [secondnc release];

  

    [thirdnc release];

    [fournc release];

    [fivenc release];

    [sixnc release];

    

    

    

    

    

    

    

    

    

    

    

    

    

    return YES;

}

- (void)tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController

{

    if (2 == tabBarController.selectedIndex) {

        UINavigationController *navigationC = (UINavigationController *)viewController;

        navigationC.tabBarItem.badgeValue = nil;

    }

}

- (void)applicationWillResignActive:(UIApplication *)application {

    // Sent when the application is about to move from active to inactive state. This can occur for certain types of temporary interruptions (such as an incoming phone call or SMS message) or when the user quits the application and it begins the transition to the background state.

    // Use this method to pause ongoing tasks, disable timers, and throttle down OpenGL ES frame rates. Games should use this method to pause the game.

}

- (void)applicationDidEnterBackground:(UIApplication *)application {

    // Use this method to release shared resources, save user data, invalidate timers, and store enough application state information to restore your application to its current state in case it is terminated later.

    // If your application supports background execution, this method is called instead of applicationWillTerminate: when the user quits.

}

- (void)applicationWillEnterForeground:(UIApplication *)application {

    // Called as part of the transition from the background to the inactive state; here you can undo many of the changes made on entering the background.

}

- (void)applicationDidBecomeActive:(UIApplication *)application {

    // Restart any tasks that were paused (or not yet started) while the application was inactive. If the application was previously in the background, optionally refresh the user interface.

}

- (void)applicationWillTerminate:(UIApplication *)application {

    // Called when the application is about to terminate. Save data if appropriate. See also applicationDidEnterBackground:.

}

@end