Usando delegados com vistas e outras classes
Quando você cria aplicativos para iPhone, você usa delegados para implementar comportamento específico do aplicativo para # 147-generic # 148- vistas ou classes. A tabela inclui todos os delegados disponíveis conhecidos usados no desenvolvimento de aplicativos iPhone, embora outros possam ser possíveis. As excepções a quando você precisa usar um delegado são mostrados na coluna Uso Especial.
| Classe | Delegado (s) protocolo | Use especial |
|---|---|---|
| ABPeoplePickerNavigationController ABNewPersonViewController ABNewPersonViewController ABUnknownPersonViewController | ABPeoplePickerNavigationControllerDelegate ABNewPersonViewControllerDelegate ABNewPersonViewControllerDelegate ABUnknownPersonViewControllerDelegate | |
| AVAudioRecorder | AVAudioRecorderDelegate | |
| AVAudioSession | AVAudioSessionDelegate | |
| CAAnimation | Nenhum | |
| CAAnimationGroup | Nenhum | |
| CALayer | Nenhum | |
| CLLocationManager | CLLocationManagerDelegate | |
| EAAccessory | EAAccessoryDelegate | |
| GKSession | GKSessionDelegate | |
| GKPeerPickerController | GKPeerPickerControllerDelegate | |
| NSError | NSErrorRecoveryAttempting | |
| MKMapView | MKAnnotation | |
| MKMapViewDelegate | ||
| MkReverseGeocoder | MKReverseGeocoderDelegate | |
| NSNetService NSNetServiceBrowser | NSNetServiceDelegate NSNetServiceBrowserDelegate | |
| NSStream | NSStreamDelegate | |
| NSPort NSMachPort | NSPortDelegate NSMachPortDelegate | |
| NSFetchedResultsController | NSFetchedResultsControllerDelegate | |
| NSKeyedArchiver NSKeyedUnarchiver | NSKeyedArchiverDelegate NSKeyedUnarchiverDelegate | |
| NSURLConnection | Nenhum | |
| MFMailComposeViewController | MFMailComposeViewControllerDelegate | |
| SKRequest SKProductsRequest | SKRequestDelegate SKProductsRequestDelegate | |
| UIAccelerometer | UIAccelerometerDelegate | |
| UIActionSheet | UIActionSheetDelegate | |
| UIAlertView | UIAlertViewDelegate | |
| UIApplication | UIApplicationDelegate | Também usado para notificações push |
| UIImagePicker | UIImagePickerControllerDelegate | |
| UINavigationBar | UINavigationBarDelegate | Para empurrar ou pop controladores de vista |
| UIPickerView | UIPickerViewDataSource | |
| UIPickerViewDelegate | ||
| UIResponder | UIResponderStandardEditActions | Suporte para copiar, colar e Selecionar |
| UIScrollView | UIScrollViewDelegate | Sob algumas circunstâncias |
| UISearchDisplayController | UISearchDisplayDelegate | |
| UISearchBar | UISearchBarDelegate | |
| UITabBar | UITabBarControllerDelegate | Para personalizar a barra de abas |
| UITableView | UITableViewDataSource | |
| UITableViewDelegate | ||
| UITextField | UITextFieldDelegate | Para marcar o teclado |
| UITextView | UITextViewDelegate | Para examinar o texto a ser editado |
| UISearchBar | UISearchBarDelegate | |
| UIWebView | UIWebViewDelegate | |
| MPMediaPickerController | MPMediaPickerControllerDelegate | |
| NSXMLParser | NSXMLParserDelegate |