FBLoginViewDelegate - 文档

FBLoginViewDelegate

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The FBLoginViewDelegate protocol defines the methods used to receive event notifications from FBLoginView objects.

Extends Protocol:	`NSObject`
Declared in:	`FBLoginView.h`

实例方法

loginView:handleError:

Tells the delegate that there is a communication or authorization error.

参数	描述
`loginView`	The login view that transitioned its view mode
`error`	An error object containing details of the error.

- (void)

`loginView:`	`(FBLoginView *)loginView`
`handleError:`	`(NSError *)error;`

Discussion:

See https://developers.facebook.com/docs/technical-guides/iossdk/errors/ for error handling best practices.

声明语言： FBLoginView.h

loginViewFetchedUserInfo:user:

Tells the delegate that the view is has now fetched user info

参数	描述
`loginView`	The login view that transitioned its view mode
`user`	The user info object describing the logged in user

- (void)

`loginViewFetchedUserInfo:`	`(FBLoginView *)loginView`
`user:`	`(id<FBGraphUser>)user;`

声明语言： FBLoginView.h

loginViewShowingLoggedInUser:

Tells the delegate that the view is now in logged in mode

参数	描述
`loginView`	The login view that transitioned its view mode

- (void) loginViewShowingLoggedInUser:(FBLoginView *)loginView;

声明语言： FBLoginView.h

loginViewShowingLoggedOutUser:

Tells the delegate that the view is now in logged out mode

参数	描述
`loginView`	The login view that transitioned its view mode

- (void) loginViewShowingLoggedOutUser:(FBLoginView *)loginView;

声明语言： FBLoginView.h