/*
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* Copyright (C) 2017 Twitter, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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*/
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#import <TwitterCore/TWTRSession.h>
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#import <TwitterKit/TWTRTwitter.h>
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#import <UIKit/UIKit.h>
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NS_ASSUME_NONNULL_BEGIN
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/**
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* A Button which launches the sign in to Twitter flow when tapped.
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*/
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@interface TWTRLogInButton : UIButton
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/**
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* The completion block to be called with a `TWTRSession` if successful,
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* and a `NSError` if logging in failed or was canceled.
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*/
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@property (nonatomic, copy) TWTRLogInCompletion logInCompletion;
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/**
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* Returns a new log in button which launches Twitter log in when tapped and
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* calls `completion` when logging in succeeds or fails.
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*
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* Internally, this button simply calls `-[TWTRTwitter logInWithCompletion:]`.
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*
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* @param completion The completion to be called with a `TWTRSession` if successful,
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* and a `NSError` if logging in failed or was canceled.
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* @return An initialized `TWTRLogInButton`.
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*/
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+ (instancetype)buttonWithLogInCompletion:(TWTRLogInCompletion)completion;
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@end
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NS_ASSUME_NONNULL_END
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