ios屏幕旋转

屏幕旋转

// ios 5、6都有这个方法

- (BOOL)shouldAutorotate{

    returnYES;

}

//ios6有效 

- (NSUInteger)supportedInterfaceOrientations{

    returnUIInterfaceOrientationMaskLandscape;

}

 

//ios5有效 

- (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)toInterfaceOrientation{

        return ((toInterfaceOrientation==UIInterfaceOrientationLandscapeLeft)||(toInterfaceOrientation==UIInterfaceOrientationLandscapeRight));

}