IOS摇晃事件

//设置界面为第一响应

-(void)viewDidAppear:(BOOL) animated{

[self.view becomeFirstResponder];

}

//退出清除响应

-(void)viewDidDisappear:(BOOL) animated{

[self.view resignFirstResponder];

}

//摇晃时间开始

-(void)motionBegan:(UIEventSubtype)motion withEvent:(UIEvent *)event{

//这里只处理摇晃事件

if (motion==UIEventSubtypeMotionShake) {

//开始摇晃了

}

}

#pragma mark 运动结束

-(void)motionEnded:(UIEventSubtype)motion withEvent:(UIEvent *)event{

if (motion==UIEventSubtypeMotionShake) {

//摇晃结束

}

}