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Move RCTScrollEvent into separate file
Summary: Move RCTScrollEvent into separate file and export its header. Reviewed By: shergin Differential Revision: D17831709 fbshipit-source-id: f4ee4e09147ef5703b85a10238ddb6cdefdf05a5
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,23 @@ | ||
| // | ||
| // RCTScrollEvent.h | ||
| // RCTCxxBridgeApple | ||
| // | ||
| // Created by Samuel Susla on 08/10/2019. | ||
| // | ||
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| #import <Foundation/Foundation.h> | ||
| #import <React/RCTEventDispatcher.h> | ||
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| @interface RCTScrollEvent : NSObject <RCTEvent> | ||
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| - (instancetype)initWithEventName:(NSString *)eventName | ||
| reactTag:(NSNumber *)reactTag | ||
| scrollViewContentOffset:(CGPoint)scrollViewContentOffset | ||
| scrollViewContentInset:(UIEdgeInsets)scrollViewContentInset | ||
| scrollViewContentSize:(CGSize)scrollViewContentSize | ||
| scrollViewFrame:(CGRect)scrollViewFrame | ||
| scrollViewZoomScale:(CGFloat)scrollViewZoomScale | ||
| userData:(NSDictionary *)userData | ||
| coalescingKey:(uint16_t)coalescingKey NS_DESIGNATED_INITIALIZER; | ||
|
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| @end |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,118 @@ | ||
| // | ||
| // RCTScrollEvent.m | ||
| // RCTCxxBridgeApple | ||
| // | ||
| // Created by Samuel Susla on 08/10/2019. | ||
| // | ||
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| #import "RCTScrollEvent.h" | ||
| #import <React/RCTAssert.h> | ||
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| @implementation RCTScrollEvent | ||
| { | ||
| CGPoint _scrollViewContentOffset; | ||
| UIEdgeInsets _scrollViewContentInset; | ||
| CGSize _scrollViewContentSize; | ||
| CGRect _scrollViewFrame; | ||
| CGFloat _scrollViewZoomScale; | ||
| NSDictionary *_userData; | ||
| uint16_t _coalescingKey; | ||
| } | ||
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| @synthesize viewTag = _viewTag; | ||
| @synthesize eventName = _eventName; | ||
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| - (instancetype)initWithEventName:(NSString *)eventName | ||
| reactTag:(NSNumber *)reactTag | ||
| scrollViewContentOffset:(CGPoint)scrollViewContentOffset | ||
| scrollViewContentInset:(UIEdgeInsets)scrollViewContentInset | ||
| scrollViewContentSize:(CGSize)scrollViewContentSize | ||
| scrollViewFrame:(CGRect)scrollViewFrame | ||
| scrollViewZoomScale:(CGFloat)scrollViewZoomScale | ||
| userData:(NSDictionary *)userData | ||
| coalescingKey:(uint16_t)coalescingKey | ||
| { | ||
| RCTAssertParam(reactTag); | ||
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| if ((self = [super init])) { | ||
| _eventName = [eventName copy]; | ||
| _viewTag = reactTag; | ||
| _scrollViewContentOffset = scrollViewContentOffset; | ||
| _scrollViewContentInset = scrollViewContentInset; | ||
| _scrollViewContentSize = scrollViewContentSize; | ||
| _scrollViewFrame = scrollViewFrame; | ||
| _scrollViewZoomScale = scrollViewZoomScale; | ||
| _userData = userData; | ||
| _coalescingKey = coalescingKey; | ||
| } | ||
| return self; | ||
| } | ||
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| RCT_NOT_IMPLEMENTED(- (instancetype)init) | ||
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| - (uint16_t)coalescingKey | ||
| { | ||
| return _coalescingKey; | ||
| } | ||
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| - (NSDictionary *)body | ||
| { | ||
| NSDictionary *body = @{ | ||
| @"contentOffset": @{ | ||
| @"x": @(_scrollViewContentOffset.x), | ||
| @"y": @(_scrollViewContentOffset.y) | ||
| }, | ||
| @"contentInset": @{ | ||
| @"top": @(_scrollViewContentInset.top), | ||
| @"left": @(_scrollViewContentInset.left), | ||
| @"bottom": @(_scrollViewContentInset.bottom), | ||
| @"right": @(_scrollViewContentInset.right) | ||
| }, | ||
| @"contentSize": @{ | ||
| @"width": @(_scrollViewContentSize.width), | ||
| @"height": @(_scrollViewContentSize.height) | ||
| }, | ||
| @"layoutMeasurement": @{ | ||
| @"width": @(_scrollViewFrame.size.width), | ||
| @"height": @(_scrollViewFrame.size.height) | ||
| }, | ||
| @"zoomScale": @(_scrollViewZoomScale ?: 1), | ||
| }; | ||
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| if (_userData) { | ||
| NSMutableDictionary *mutableBody = [body mutableCopy]; | ||
| [mutableBody addEntriesFromDictionary:_userData]; | ||
| body = mutableBody; | ||
| } | ||
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| return body; | ||
| } | ||
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| - (BOOL)canCoalesce | ||
| { | ||
| return YES; | ||
| } | ||
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| - (RCTScrollEvent *)coalesceWithEvent:(RCTScrollEvent *)newEvent | ||
| { | ||
| NSArray<NSDictionary *> *updatedChildFrames = [_userData[@"updatedChildFrames"] arrayByAddingObjectsFromArray:newEvent->_userData[@"updatedChildFrames"]]; | ||
| if (updatedChildFrames) { | ||
| NSMutableDictionary *userData = [newEvent->_userData mutableCopy]; | ||
| userData[@"updatedChildFrames"] = updatedChildFrames; | ||
| newEvent->_userData = userData; | ||
| } | ||
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| return newEvent; | ||
| } | ||
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| + (NSString *)moduleDotMethod | ||
| { | ||
| return @"RCTEventEmitter.receiveEvent"; | ||
| } | ||
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| - (NSArray *)arguments | ||
| { | ||
| return @[self.viewTag, RCTNormalizeInputEventName(self.eventName), [self body]]; | ||
| } | ||
|
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| @end |
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