Merge MatrixKit develop with commit hash: b85b736313bec0592bd1cabc68035d97f5331137

Riot/Modules/MatrixKit/Views/BarButtonItem/MXKBarButtonItem.h

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+/*
+ Copyright 2018 New Vector Ltd
+ 
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+ 
+ http://www.apache.org/licenses/LICENSE-2.0
+ 
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+ */
+
+#pragma mark - Imports
+
+@import Foundation;
+@import UIKit;
+
+#pragma mark - Types
+
+typedef void (^MXKBarButtonItemAction)(void);
+
+#pragma mark - Interface
+
+/**
+ `MXKBarButtonItem` is a subclass of UIBarButtonItem allowing to use convenient action block instead of action selector.
+ */
+@interface MXKBarButtonItem : UIBarButtonItem
+
+#pragma mark - Instance Methods
+
+- (instancetype)initWithImage:(UIImage *)image style:(UIBarButtonItemStyle)style action:(MXKBarButtonItemAction)action;
+- (instancetype)initWithTitle:(NSString *)title style:(UIBarButtonItemStyle)style action:(MXKBarButtonItemAction)action;
+
+@end