Ios 新的UIViewController框架为320x480,而不是更大的屏幕尺寸
我今天更新了Xcode AppDelegate.m:Ios 新的UIViewController框架为320x480,而不是更大的屏幕尺寸,ios,objective-c,uiviewcontroller,Ios,Objective C,Uiviewcontroller,我今天更新了Xcode AppDelegate.m: - (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions { self.window = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]]; self.vc = [[ViewControll
- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions {
self.window = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
self.vc = [[ViewController alloc] init];
UINavigationController *nc = [[UINavigationController alloc] initWithRootViewController:self.vc];
self.window.rootViewController = nc;
[self.window makeKeyAndVisible];
return YES;
}
ViewController.m:
- (void)viewDidLoad {
[super viewDidLoad];
CGRect f = self.view.frame;
f =[[UIScreen mainScreen] bounds];
self.view.frame = f;
self.view.backgroundColor = [UIColor redColor];
}
框架显示为320x480。我可以清楚地看到视野周围有更多的空间,但它是黑色的。为什么视图没有填充?没有XIB。您需要添加正确的启动屏幕图像或启动屏幕文件,以正确支持更大的屏幕。啊,谢谢。不直观!调用[self.view setNeedsLayout];在设置其框架之后。