2017-05-18 13 views

答えて

0

のObjective-C

UIViewController *currentVisibleViewController = [self.tabBarController.viewControllers objectAtIndex:self.tabBarController.selectedIndex]; 

//Add ActivityIndicator on currentVisibleViewController.view 

スウィフト-3

let currentVisibleViewController = self.tabBarController?.viewControllers?[(self.tabBarController?.selectedIndex)!] 
//Add ActivityIndicator on currentVisibleViewController.view 
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