아이패드1 [iOS] 아이패드에서 UIAlertController actionSheet사용시 오류 "Your application has presented a UIAlertController () of style UIAlertControllerStyleActionSheet from App.ViewController (). The modalPresentationStyle of a UIAlertController with this style is UIModalPresentationPopover. You must provide location information for this popover through the alert controller's popoverPresentationController. You must provide either a sourceView and sourceRect or a b.. 2021. 3. 4. 이전 1 다음