自定义UITabBarController

来源：互联网发布：php接口interface 编辑：程序博客网时间：2024/06/10 15:50

    aaaViewController *aa = [[aaaViewController alloc] init];
    UINavigationController* ayNav = [[UINavigationController alloc]initWithRootViewController:aa];

    aaaViewController *bb = [[aaaViewController alloc] init];
    UINavigationController* bNav = [[UINavigationController alloc]initWithRootViewController:bb];

    aaaViewController *cc = [[aaaViewController alloc] init];
    UINavigationController* cNav = [[UINavigationController alloc]initWithRootViewController:cc];

    UITabBarController *tabBarController = [[UITabBarController alloc]init];
    tabBarController.viewControllers=[[NSArray alloc]initWithObjects:ayNav,bNav,cNav,nil];


    UITabBar *tabBar = tabBarController.tabBar;

    UITabBarItem *aTabBarItem = [tabBar.items objectAtIndex:0];
    UITabBarItem *bTabBarItem = [tabBar.items objectAtIndex:1];
    UITabBarItem *cTabBarItem = [tabBar.items objectAtIndex:2];


    aTabBarItem.title = @"aaa";
    bTabBarItem.title = @"bbb";

cTabBarItem.title = @"ccc";

   // 解决系统默认颜色问题，不过只使用于ios>=7.0
    aTabBarItem.selectedImage=[[UIImage imageNamed:@"menu01_focused.png"]imageWithRenderingMode:UIImageRenderingModeAlwaysOriginal];
    aTabBarItem.image=[[UIImage imageNamed:@"menu01_default.png"]imageWithRenderingMode:UIImageRenderingModeAlwaysOriginal];

    bTabBarItem.selectedImage=[[UIImage imageNamed:@"menu02_focused.png"]imageWithRenderingMode:UIImageRenderingModeAlwaysOriginal];
    bTabBarItem.image=[[UIImage imageNamed:@"menu02_default.png"]imageWithRenderingMode:UIImageRenderingModeAlwaysOriginal];

    cTabBarItem.selectedImage=[[UIImage imageNamed:@"menu03_focused.png"]imageWithRenderingMode:UIImageRenderingModeAlwaysOriginal];
    cTabBarItem.image=[[UIImage imageNamed:@"menu03_default.png"]imageWithRenderingMode:UIImageRenderingModeAlwaysOriginal];

    UIImage* tabBarBackground = [UIImage imageNamed:@"navi_44.png"];
    [[UITabBar appearance]setBackgroundImage:tabBarBackground];


    [[UITabBarItem appearance] setTitleTextAttributes:[NSDictionary dictionaryWithObjectsAndKeys:
                                                       [UIColor whiteColor], NSForegroundColorAttributeName,nil] forState:UIControlStateNormal];


    [[UITabBarItem appearance] setTitleTextAttributes:[NSDictionary dictionaryWithObjectsAndKeys:
                                                       [UIColor redColor], NSForegroundColorAttributeName,nil] forState:UIControlStateSelected];

    tabBarController.selectedIndex=1;
    self.window.rootViewController = tabBarController;

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