/* |
File: PickerViewController.h |
Abstract: Displays a table of services that the user can pick. |
Version: 2.1 |
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*/ |
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@import UIKit; |
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@protocol PickerDelegate; |
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@interface PickerViewController : UITableViewController |
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// properties you must set before starting and must not change while started |
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@property (nonatomic, copy, readwrite) NSString * type; |
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// properties you mustn't set while started |
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@property (nonatomic, weak, readwrite) id<PickerDelegate> delegate; |
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// properties you can set at any time |
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@property (nonatomic, strong, readwrite) NSNetService * localService; |
// Setting this shows the service name to the user at the top of the picker |
// and prevents that service from showing up in the list. |
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- (void)start; |
// Called to start the picker. It's not legal to start it when it's already started. |
- (void)stop; |
// Called to stop the picker. It's OK to stop a picker that's not started. |
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- (void)cancelConnect; |
// Call this to tell the picker that you've cancelled a connection attempt. In |
// response it dismisses the connection-in-progress UI. See the discussion associated |
// with the PickerDelegate protocol below. |
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@end |
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@protocol PickerDelegate <NSObject> |
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@required |
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- (void)pickerViewController:(PickerViewController *)controller connectToService:(NSNetService *)service; |
// Called when the user selects a service to connect to. The picker has already put up |
// the connection-in-progress UI. The delegate should start the connection and, when it's |
// finished, either dismiss the picker (if the connection was a success) or call |
// -cancelConnection (if something went wrong). |
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- (void)pickerViewControllerDidCancelConnect:(PickerViewController *)controller; |
// Called when the picker itself wants to cancel the connection. It does this when the user |
// taps the Cancel button in the connection-in-progress UI. At the time this is called the |
// connection-in-progress UI has been dismissed; there's no need to call -cancelConnect. |
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@end |