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```
//系统使用，如电量低，突然来
-(void)touchesCancelled:(NSSet *)touches withEvent:(UIEvent *)event{
NSLog(@"触摸取消");
}

一摇开始
- (void)motionBegan:(UIEventSubtype)motion withEvent:(UIEvent *)event{
-
NSLog(@"摇一摇开始");
self.view.backgroundColor = [UIColor colorWithRed:arc4random()%256 / 255.0 green:arc4random()%256 / 255.0 blue:arc4random()%256 / 255.0 alpha:1.0];
}

//摇一摇结束
- (void)motionEnded:(UIEventSubtype)motion withEvent:(UIEvent *)event{
NSLog(@"摇一摇结束");
}

//摇一摇取消
- (void)motionCancelled:(UIEventSubtype)motion withEvent:(UIEvent *)event{

}