• CYLTabBarController的简单使用


     1 #pragma mark- 登录成功跳转至主页
     2 -(void)jumpToMainVC {
     3     [UIApplication sharedApplication].statusBarStyle = UIStatusBarStyleLightContent;
     4 
     5     NSArray *normalImage = @[@"notice_icon_normal", @"news_icon_normal", @"contacts_icon_normal", @"application_icon_normal"];
     6     NSArray *selectImage = @[@"notice_icon_pressed", @"news_icon_pressed", @"contacts_icon_pressed", @"application_icon_pressed"];
     7     NSArray *vcClass = @[@"NotifyViewController", @"NewsViewController", @"ContactsViewController", @"ApplicationViewController"];
     8     NSArray *titleArray = @[@"通知", @"新闻", @"联系人", @"应用"];
     9     NSMutableArray *allArray = [NSMutableArray array];
    10     
    11     for (int i = 0; i < 4; i++) {
    12         Class cla = NSClassFromString(vcClass[i]);
    13         UIViewController *vc = [[cla alloc] init];
    14         vc.navigationItem.title = titleArray[i];
    15         [vc.tabBarItem setTitle:titleArray[i]];
    16         [vc.tabBarItem setImage:[[UIImage imageNamed:normalImage[i]] imageWithRenderingMode:UIImageRenderingModeAlwaysOriginal]];
    17         [vc.tabBarItem setSelectedImage:[[UIImage imageNamed:selectImage[i]] imageWithRenderingMode:UIImageRenderingModeAlwaysOriginal]];
    18         BaseNavigationController *nav = [[BaseNavigationController alloc] initWithRootViewController:vc];
    19         [allArray addObject:nav];
    20     }
    21     UITabBarController *tab = [[UITabBarController alloc] init];
    22     tab.viewControllers = allArray;
    23     
    24     //设置navigationBar样式
    25     [self setUpNavigationBarAppearance];
    26     //tabBarItem 的选中和不选中文字属性
    27     [self setUpTabBarItemTextAttributes];
    28     
    29     self.window.rootViewController = tab;
    30     
    31     //打开收藏的数据库
    32     [[CollectDataCenter shareInstance] openDataBase];
    33 }
    34 
    35 
    36 /**
    37  *  设置navigationBar样式
    38  */
    39 - (void)setUpNavigationBarAppearance {
    40     UINavigationBar *navigationBarAppearance = [UINavigationBar appearance];
    41     UIImage *backgroundImage = nil;
    42     NSDictionary *textAttributes = nil;
    43     
    44     if (NSFoundationVersionNumber > NSFoundationVersionNumber_iOS_6_1) {
    45         backgroundImage = [UIImage imageNamed:@"navigationBar_BG"];
    46         
    47         textAttributes = @{
    48                            NSFontAttributeName: [UIFont boldSystemFontOfSize:18],
    49                            NSForegroundColorAttributeName: [UIColor whiteColor],
    50                            };
    51     } else {
    52 #if __IPHONE_OS_VERSION_MIN_REQUIRED < __IPHONE_7_0
    53         backgroundImage = [UIImage imageNamed:@"navigationBar_BG"];
    54         
    55         textAttributes = @{
    56                            UITextAttributeFont: [UIFont boldSystemFontOfSize:18],
    57                            UITextAttributeTextColor: [UIColor blackColor],
    58                            UITextAttributeTextShadowColor: [UIColor clearColor],
    59                            UITextAttributeTextShadowOffset: [NSValue valueWithUIOffset:UIOffsetZero],
    60                            };
    61 #endif
    62     }
    63     
    64     [navigationBarAppearance setBackgroundImage:backgroundImage
    65                                   forBarMetrics:UIBarMetricsDefault];
    66     [navigationBarAppearance setTitleTextAttributes:textAttributes];
    67 }
    68 
    69 /**
    70  *  tabBarItem 的选中和不选中文字属性
    71  */
    72 - (void)setUpTabBarItemTextAttributes {
    73     
    74     // 普通状态下的文字属性
    75     NSMutableDictionary *normalAttrs = [NSMutableDictionary dictionary];
    76     normalAttrs[NSForegroundColorAttributeName] = RGBA(147, 147, 147, 1);
    77     
    78     // 选中状态下的文字属性
    79     NSMutableDictionary *selectedAttrs = [NSMutableDictionary dictionary];
    80     selectedAttrs[NSForegroundColorAttributeName] = RGBA(105, 187, 42, 1);
    81     
    82     // 设置文字属性
    83     UITabBarItem *tabBar = [UITabBarItem appearance];
    84     [tabBar setTitleTextAttributes:normalAttrs forState:UIControlStateNormal];
    85     [tabBar setTitleTextAttributes:selectedAttrs forState:UIControlStateSelected];
    86     
    87     // 设置背景图片
    88     UITabBar *tabBarAppearance = [UITabBar appearance];
    89     [tabBarAppearance setBackgroundImage:[UIImage imageNamed:@"tabbarBG"]];
    90     //    tabBarAppearance.barTintColor = [UIColor lightGrayColor];
    91 }

    显示界面显示如下:



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  • 原文地址:https://www.cnblogs.com/pengsi/p/5295738.html
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