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The FBGraphObjectPickerDelegate protocol defines the methods used to receive event
notifications and allow for deeper control of the FBGraphObjectPickerViewController
view.
| Extends Protocol: | FBViewControllerDelegate |
| Declared in: | FBGraphObjectPicker.h |
graphObjectPickerViewController:handleError:Called if there is a communication error.
| 參數 | 說明 |
|---|---|
graphObjectPicker | The graph object picker view controller that encountered the error. |
error | An error object containing details of the error. |
- (void) graphObjectPickerViewController: | (FBGraphObjectPickerViewController *)graphObjectPicker |
handleError: | (NSError *)error; |
graphObjectPickerViewController:shouldIncludeGraphObject:Asks the delegate whether to include a graph object in the list.
| 參數 | 說明 |
|---|---|
graphObjectPicker | The graph object picker view controller that is requesting this information. |
object | An object |
- (BOOL) graphObjectPickerViewController: | (FBGraphObjectPickerViewController *)graphObjectPicker |
shouldIncludeGraphObject: | (id<FBGraphObject>)object; |
This can be used to implement a search bar that filters the graph object list.
graphObjectPickerViewControllerDataDidChange:Tells the delegate that data has been loaded.
| 參數 | 說明 |
|---|---|
graphObjectPicker | The graph object picker view controller whose data changed. |
- (void) graphObjectPickerViewControllerDataDidChange:(FBGraphObjectPickerViewController *)graphObjectPicker;The FBGraphObjectPickerViewController 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.
graphObjectPickerViewControllerSelectionDidChange:Tells the delegate that the selection has changed.
| 參數 | 說明 |
|---|---|
graphObjectPicker | The graph object picker view controller whose selection changed. |
- (void) graphObjectPickerViewControllerSelectionDidChange:(FBGraphObjectPickerViewController *)graphObjectPicker;