iOS-iPad Air和iPad Pro仅在横向模式下强制设备定向

Question

I am try to implement iOS app particular view controller always open only landscape mode. i add following code in viewWillAppear.

NSNumber *value = [NSNumber numberWithInt:UIInterfaceOrientationLandscapeRight];
 [[UIDevice currentDevice] setValue:value forKey:@"orientation"];

above coding working fine following devices iPhone 4s/5/5s/6/6s and iPad 2/Retina. but iPad Air/Air 2/Pro not working. how to resolve this problem. please guide me thanks.

Answer 1

Instead of device orientation Use following in Your ViewController:

- (UIInterfaceOrientationMask)supportedInterfaceOrientations{
    return UIInterfaceOrientationMaskLandscape;
}