Objective-C -------简单版的摇一摇

- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions {

self.window = [[UIWindow alloc]initWithFrame:[UIScreen mainScreen].bounds];

[self.window makeKeyAndVisible];

self.window.rootViewController = [[ViewController alloc]init];

self.window.backgroundColor = [UIColor whiteColor];

application.applicationSupportsShakeToEdit = YES;

return YES;
}

- (BOOL)canBecomeFirstResponder{
return YES;
}
- (void)viewWillAppear:(BOOL)animated{
[super viewWillAppear:animated];
[self becomeFirstResponder];
}

- (void)viewWillDisappear:(BOOL)animated{
[super viewWillDisappear:animated];
[self resignFirstResponder];
}

-(void)motionBegan:(UIEventSubtype)motion withEvent:(UIEvent *)event{
NSLog(@"begin");
}

- (void)motionEnded:(UIEventSubtype)motion withEvent:(UIEvent *)event{
NSLog(@"end");

}