UITabBarController
#import "AppDelegate.h"
#import "FirstViewController.h"
#import "SecondViewController.h"
#import "ThirdViewController.h"
#import "FourthViewController.h"
@interface AppDelegate ()
@end
@implementation AppDelegate
- (void)dealloc {
[_window release];
[super dealloc];
}
- (void)change {
[[UITabBar appearance] setBarTintColor:[UIColor greenColor]];
}
- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions {
self.window = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
// Override point for customization after application launch.
self.window.backgroundColor = [UIColor whiteColor];
FirstViewController *firstVC = [[FirstViewController alloc] init];
[firstVC.button addTarget:self action:@selector(change) forControlEvents:UIControlEventTouchUpInside];
firstVC.tabBarItem.title = @"巴达";//设置显示文本
firstVC.tabBarItem.badgeValue = @"富富";//设置显示角标
// UIImage *image = [[UIImage imageNamed:@"iconfont-menfengguoda"] imageWithRenderingMode:UIImageRenderingModeAlwaysOriginal];
UIImage *image = [[UIImage imageNamed:@"iconfont-menfengguoda"] imageWithRenderingMode:UIImageRenderingModeAlwaysOriginal];
firstVC.tabBarItem.image = image;//设置显示图片
SecondViewController *secondVC = [[SecondViewController alloc] init];
//第一个参数 为标签显示的文本
//第二个参数 正常状态下显示的图片
//第三个参数 选中状态下显示的图片
//注意,图片想要正常显示,必须是png类型
UITabBarItem *item = [[UITabBarItem alloc] initWithTitle:@"秋香" image:[UIImage imageNamed:@"iconfont-buya"] selectedImage:[UIImage imageNamed:@"iconfont-3mquanciyaicon"]];
//创建好标签之后指定为某一个视图控制器的标签
secondVC.tabBarItem = item;
[item release];
ThirdViewController *thirdVC = [[ThirdViewController alloc] init];
//创建一个系统样式标签
UITabBarItem *systemItem = [[UITabBarItem alloc] initWithTabBarSystemItem:UITabBarSystemItemContacts tag:101];
thirdVC.tabBarItem = systemItem;
[systemItem release];
FourthViewController *fourthVC = [[FourthViewController alloc] init];
//第一个参数 显示的文本
//第二个参数 正常状态下显示的图片
//第三个参数 标记值
UITabBarItem *commomItem = [[UITabBarItem alloc] initWithTitle:@"洪荒" image:[UIImage imageNamed:@"iconfont-chaobotiemianicon"] tag:102];
commomItem.badgeValue = @"1";
fourthVC.tabBarItem = commomItem;
[commomItem release];
//创建标签视图控制器
UITabBarController *tabbarController = [[UITabBarController alloc] init];
//一键换肤,会员专用
[[UITabBar appearance] setTintColor:[UIColor redColor]];
//设置标签视图控制器需要管理的子视图控制器
tabbarController.viewControllers = @[firstVC, secondVC, thirdVC, fourthVC];
//设定标签栏选中的标签下标
tabbarController.selectedIndex = 1;
//指定window的根视图控制器为标签视图控制器
self.window.rootViewController = tabbarController;
//释放
[firstVC release];
[secondVC release];
[thirdVC release];
[fourthVC release];
[tabbarController release];
[self.window makeKeyAndVisible];
return YES;
}