TabBarController-demo

最新推荐文章于 2021-07-21 15:45:58 发布

转载最新推荐文章于 2021-07-21 15:45:58 发布 · 77 阅读

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CC 4.0 BY-SA版权

原文链接：http://www.cnblogs.com/deng37s/p/4585557.html

本文介绍了一个基于 iOS 的应用程序中使用 UITabBarController 和 UINavigationController 的具体实现方式，包括设置 tabBar 的图片、badge 值及如何通过点击导航栏按钮进行页面跳转。

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//
//  firstViewController.m
//  TabBarcontroller
//
//  Created by 520 on 15-6-17.
//  Copyright (c) 2015年 520. All rights reserved.
//

#import "firstViewController.h"
#import "SubViewController.h"
@interface firstViewController ()

@end

@implementation firstViewController

- (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil
{
    self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];
    if (self) {
        
//        self.title=@"First";
//        self.navigationController.navigationBarHidden=NO;
//        self.tabBarItem.badgeValue=@"1";
//        self.tabBarItem.image=[UIImage imageNamed:@"1.png"];
        
        //self.tabBarItem=[[UITabBarItem alloc] initWithTitle:@"First" image:[UIImage imageNamed:@"1.png"] tag:1];
////创建tabBarItem
        UIImage *im =[UIImage imageNamed:@"1.png"];
       
        self.tabBarItem.badgeValue=@"37+";
        self.tabBarItem=[[UITabBarItem alloc] initWithTitle:@"First" image:im tag:1];
        
        //self.tabBarController.tabBar.selectedImageTintColor = [UIColor orangeColor];
        
        
        
       // [self.tabBarItem setTitleTextAttributes:[NSDictionary dictionaryWithObjectsAndKeys:[UIColor redColor],NSForegroundColorAttributeName, nil] forState:UIControlStateNormal];
        

       // [self.view addSubview:im];
        
        //
        // self.tabBarItem=[[UITabBarItem alloc] initWithTabBarSystemItem:UITabBarSystemItemFavorites tag:1];
        
        //  self.tabBarController.tabBar.selectedItem.selectedImage = [UIImage imageNamed:@"1.png"];
        // UITabBarItem *t =[[UITabBarItem alloc] initWithTitle:@"first" image:im tag:1];
        // self.tabBarItem=t;
        
        // self.tabBarItem.image=im
    }
    return self;
}
- (void)setFinishedSelectedImage:(UIImage *)selectedImage withFinishedUnselectedImage:(UIImage *)unselectedImage{
    
    
}
- (void)viewDidLoad
{
    [super viewDidLoad];
////每个页面
    UIImageView *imageview = [[UIImageView alloc] initWithFrame:self.view.bounds];
    imageview.autoresizingMask=UIViewAutoresizingFlexibleHeight|UIViewAutoresizingFlexibleWidth;///自适应比例
    imageview.image=[UIImage imageNamed:@"011.png"];
    [self.view addSubview:imageview];
    ////navigationcontroller
    UIBarButtonItem *rightBaritem=[[UIBarButtonItem alloc] initWithTitle:@"下一步" style:UIBarButtonItemStyleBordered target:self action:@selector(next:)];
    self.navigationItem.rightBarButtonItem=rightBaritem;
    
   
    
    
   

    
    // Do any additional setup after loading the view.
}

- (void)didReceiveMemoryWarning
{
    [super didReceiveMemoryWarning];
    // Dispose of any resources that can be recreated.
}

- (void)next:(UIBarButtonItem *)barItem{
 
    SubViewController *controller=[[SubViewController alloc] init];
    [self.navigationController pushViewController:controller animated:YES];
    
    
}
#pargma mark-点击隐藏tabbaritem
////
- (void)viewWillAppear:(BOOL)animated{
    
    //[self viewWillAppear:YES];
     self.hidesBottomBarWhenPushed=YES;
}

- (void)viewWillDisappear:(BOOL)animated{
    self.hidesBottomBarWhenPushed=NO;
}

- (void)viewDidDisappear:(BOOL)animated{
    
   //[self viewDidDisappear:YES];
     self.hidesBottomBarWhenPushed=NO;
}
/*
#pragma mark - Navigation

// In a storyboard-based application, you will often want to do a little preparation before navigation
- (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender
{
    // Get the new view controller using [segue destinationViewController].
    // Pass the selected object to the new view controller.
}
*/

@end

- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions
{
    self.window = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
    
    firstViewController *firstviewcontroller=[[firstViewController alloc] init];
    
    UINavigationController *nav = [[UINavigationController alloc] initWithRootViewController:firstviewcontroller];
    
    secondViewController *secondviewcontroller=[[secondViewController alloc] init];
    //UINavigationController *nav1 = [[UINavigationController alloc] initWithRootViewController:firstviewcontroller];
    thirdViewController *thirdviewcontroller=[[thirdViewController alloc] init];
    //UINavigationController *nav2 = [[UINavigationController alloc] initWithRootViewController:firstviewcontroller];
    fourViewController *fourviewcontroller=[[fourViewController alloc] init];
   // UINavigationController *nav3 = [[UINavigationController alloc] initWithRootViewController:firstviewcontroller];
    
    NSArray *viewcontrollers=[[NSArray alloc] initWithObjects:nav,secondviewcontroller,thirdviewcontroller,fourviewcontroller, nil];
    UITabBarController *tabBarcontroller = [[UITabBarController alloc] init];
    tabBarcontroller.viewControllers=viewcontrollers;
    tabBarcontroller.selectedIndex=0;
    tabBarcontroller.delegate=self;
        self.window.rootViewController=tabBarcontroller;
    // Override point for customization after application launch.
    self.window.backgroundColor = [UIColor whiteColor];
    [self.window makeKeyAndVisible];
    return YES;
}

- (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil
{
    self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];
    if (self) {
        self.tabBarItem=[[UITabBarItem alloc] initWithTitle:@"Second" image:[UIImage imageNamed:@"2.png"] tag:2];
        
       // self.tabBarItem.badgeValue=@"37+";

        // Custom initialization
    }
    return self;
}

- (void)viewDidLoad
{
    [super viewDidLoad];
    UIImageView *imageview = [[UIImageView alloc] initWithFrame:self.view.bounds];
    imageview.autoresizingMask=UIViewAutoresizingFlexibleHeight|UIViewAutoresizingFlexibleWidth;///自适应比例
    imageview.image=[UIImage imageNamed:@"010.png"];
    [self.view addSubview:imageview];

    // Do any additional setup after loading the view.
}