react-native/React/Views/ScrollView/RCTScrollableProtocol.h

31 lines
916 B
Objective-C

/**
* Copyright (c) 2015-present, Facebook, Inc.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
#import <UIKit/UIKit.h>
/**
* Contains any methods related to scrolling. Any `RCTView` that has scrolling
* features should implement these methods.
*/
@protocol RCTScrollableProtocol
@property (nonatomic, readonly) CGSize contentSize;
- (void)scrollToOffset:(CGPoint)offset;
- (void)scrollToOffset:(CGPoint)offset animated:(BOOL)animated;
/**
* If this is a vertical scroll view, scrolls to the bottom.
* If this is a horizontal scroll view, scrolls to the right.
*/
- (void)scrollToEnd:(BOOL)animated;
- (void)zoomToRect:(CGRect)rect animated:(BOOL)animated;
- (void)addScrollListener:(NSObject<UIScrollViewDelegate> *)scrollListener;
- (void)removeScrollListener:(NSObject<UIScrollViewDelegate> *)scrollListener;
@end