FBSDKAppGroupJoinDialog
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A dialog for joining app groups.

Superclass:NSObject
Declared in:FBSDKAppGroupJoinDialog.h
Eigenschaften
delegate

The receiver's delegate or nil if it doesn't have a delegate.

@property (nonatomic, weak) id<FBSDKAppGroupJoinDialogDelegate> delegate;
groupID

The ID for group.

@property (nonatomic, copy) NSString *groupID;
Klassenmethoden
showWithGroupID:delegate:

Convenience method to build up an app group dialog with content and a delegate.

ParameterBeschreibung
groupID

The ID for the group.

delegate

The receiver's delegate.

+ (instancetype)
showWithGroupID: (NSString *)groupID
delegate: (id<FBSDKAppGroupJoinDialogDelegate>)delegate;
Instance-Methoden
canShow

A Boolean value that indicates whether the receiver can initiate an app group dialog.

- (BOOL) canShow;
Discussion:

May return NO if the appropriate Facebook app is not installed and is required or an access token is required but not available. This method does not validate the content on the receiver, so this can be checked before building up the content.

show

Begins the app group dialog from the receiver.

- (BOOL) show;
validateWithError:

Validates the content on the receiver.

ParameterBeschreibung
errorRef

If an error occurs, upon return contains an NSError object that describes the problem.

- (BOOL) validateWithError:(NSError *__autoreleasing *)errorRef;