设置iOS 的背景颜色

- (void)customizeInterface {
    //设置Nav的背景色和title色
    UINavigationBar *navigationBarAppearance = [UINavigationBar appearance];
    [navigationBarAppearance setBackgroundImage:[UIImage imageWithColor:[UIColor colorWithHexString:[NSObject baseURLStrIsTest]? @"0x3bbd79" : @"0x28303b"]] forBarMetrics:UIBarMetricsDefault];
    [navigationBarAppearance setTintColor:[UIColor whiteColor]];//返回按钮的箭头颜色
    NSDictionary *textAttributes = @{
                                     NSFontAttributeName: [UIFont boldSystemFontOfSize:kNavTitleFontSize],
                                     NSForegroundColorAttributeName: [UIColor whiteColor],
                                     };
    [navigationBarAppearance setTitleTextAttributes:textAttributes];
    
    [[UITextField appearance] setTintColor:[UIColor colorWithHexString:@"0x3bbc79"]];//设置UITextField的光标颜色
    [[UITextView appearance] setTintColor:[UIColor colorWithHexString:@"0x3bbc79"]];//设置UITextView的光标颜色
    [[UISearchBar appearance] setBackgroundImage:[UIImage imageWithColor:kColorTableSectionBg] forBarPosition:0 barMetrics:UIBarMetricsDefault];
}

 

 

    /************ 控件外观设置 **************/
    
    [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleLightContent];
    
    NSDictionary *navbarTitleTextAttributes = @{NSForegroundColorAttributeName:[UIColor whiteColor]};
    [[UINavigationBar appearance] setTitleTextAttributes:navbarTitleTextAttributes];
    [[UINavigationBar appearance] setTintColor:[UIColor whiteColor]];
    
    [[UITabBar appearance] setTintColor:[UIColor colorWithHex:0x15A230]];
    [[UITabBarItem appearance] setTitleTextAttributes:@{NSForegroundColorAttributeName:[UIColor colorWithHex:0x15A230]} forState:UIControlStateSelected];
    
    [[UINavigationBar appearance] setBarTintColor:[UIColor navigationbarColor]];
    [[UITabBar appearance] setBarTintColor:[UIColor titleBarColor]];
    
    [UISearchBar appearance].tintColor = [UIColor colorWithHex:0x15A230];
    [[UITextField appearanceWhenContainedIn:[UISearchBar class], nil] setCornerRadius:14.0];
    [[UITextField appearanceWhenContainedIn:[UISearchBar class], nil] setAlpha:0.6];
    
    
    UIPageControl *pageControl = [UIPageControl appearance];
    pageControl.pageIndicatorTintColor = [UIColor colorWithHex:0xDCDCDC];
    pageControl.currentPageIndicatorTintColor = [UIColor grayColor];
    
    [[UITextField appearance] setTintColor:[UIColor nameColor]];
    [[UITextView appearance]  setTintColor:[UIColor nameColor]];