FBFriendPickerDelegate

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The FBFriendPickerDelegate protocol defines the methods used to receive event notifications and allow for deeper control of the FBFriendPickerViewController view.

Extends Protocol:	`FBViewControllerDelegate`
Declared in:	`FBFriendPickerViewController.h`

Phương thức thực thể

friendPickerViewController:handleError:

Tells the delegate that there is a communication error.

Thông số	Mô tả
`friendPicker`	The friend picker view controller that encountered the error.
`error`	An error object containing details of the error.

- (void)

`friendPickerViewController:`	`(FBFriendPickerViewController *)friendPicker`
`handleError:`	`(NSError *)error;`

Đã tuyên bố trong: FBFriendPickerViewController.h

friendPickerViewController:shouldIncludeUser:

Asks the delegate whether to include a friend in the list.

Thông số	Mô tả
`friendPicker`	The friend picker view controller that is requesting this information.
`user`	An object representing the friend.

- (BOOL)

`friendPickerViewController:`	`(FBFriendPickerViewController *)friendPicker`
`shouldIncludeUser:`	`(id<FBGraphUser>)user;`

Discussion:

This can be used to implement a search bar that filters the friend list.

Đã tuyên bố trong: FBFriendPickerViewController.h

friendPickerViewControllerDataDidChange:

Tells the delegate that data has been loaded.

Thông số	Mô tả
`friendPicker`	The friend picker view controller whose data changed.

- (void) friendPickerViewControllerDataDidChange:(FBFriendPickerViewController *)friendPicker;

Discussion:

The FBFriendPickerViewController object's tableView property is automatically reloaded when this happens. However, if another table view, for example the UISearchBar is showing data, then it may also need to be reloaded.

Đã tuyên bố trong: FBFriendPickerViewController.h

friendPickerViewControllerSelectionDidChange:

Tells the delegate that the selection has changed.

Thông số	Mô tả
`friendPicker`	The friend picker view controller whose selection changed.

- (void) friendPickerViewControllerSelectionDidChange:(FBFriendPickerViewController *)friendPicker;

Đã tuyên bố trong: FBFriendPickerViewController.h