GT2/Ejectable/node_modules/react-native/ReactCommon/fabric/components/scrollview/RCTComponentViewHelpers.h

96 lines
2.5 KiB
Objective-C

/*
* Copyright (c) Facebook, Inc. and its affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
#import <Foundation/Foundation.h>
#import <React/RCTDefines.h>
#import <React/RCTLog.h>
NS_ASSUME_NONNULL_BEGIN
@protocol RCTScrollViewProtocol <NSObject>
- (void)flashScrollIndicators;
- (void)scrollTo:(double)x y:(double)y animated:(BOOL)animated;
- (void)scrollToEnd:(BOOL)animated;
@end
RCT_EXTERN inline void
RCTScrollViewHandleCommand(id<RCTScrollViewProtocol> componentView, NSString const *commandName, NSArray const *args)
{
if ([commandName isEqualToString:@"flashScrollIndicators"]) {
#if RCT_DEBUG
if ([args count] != 0) {
RCTLogError(
@"%@ command %@ received %d arguments, expected %d.", @"ScrollView", commandName, (int)[args count], 1);
return;
}
#endif
[componentView flashScrollIndicators];
return;
}
if ([commandName isEqualToString:@"scrollTo"]) {
#if RCT_DEBUG
if ([args count] != 3) {
RCTLogError(
@"%@ command %@ received %d arguments, expected %d.", @"ScrollView", commandName, (int)[args count], 3);
return;
}
#endif
NSObject *arg0 = args[0];
#if RCT_DEBUG
if (!RCTValidateTypeOfViewCommandArgument(arg0, [NSNumber class], @"float", @"ScrollView", commandName, @"1st")) {
return;
}
#endif
NSObject *arg1 = args[1];
#if RCT_DEBUG
if (!RCTValidateTypeOfViewCommandArgument(arg1, [NSNumber class], @"float", @"ScrollView", commandName, @"2nd")) {
return;
}
#endif
NSObject *arg2 = args[2];
#if RCT_DEBUG
if (!RCTValidateTypeOfViewCommandArgument(arg2, [NSNumber class], @"boolean", @"ScrollView", commandName, @"3rd")) {
return;
}
#endif
double x = [(NSNumber *)arg0 doubleValue];
double y = [(NSNumber *)arg1 doubleValue];
BOOL animated = [(NSNumber *)arg2 boolValue];
[componentView scrollTo:x y:y animated:animated];
return;
}
if ([commandName isEqualToString:@"scrollToEnd"]) {
#if RCT_DEBUG
if ([args count] != 1) {
RCTLogError(
@"%@ command %@ received %d arguments, expected %d.", @"ScrollView", commandName, (int)[args count], 1);
return;
}
#endif
NSObject *arg0 = args[0];
#if RCT_DEBUG
if (!RCTValidateTypeOfViewCommandArgument(arg0, [NSNumber class], @"boolean", @"ScrollView", commandName, @"1st")) {
return;
}
#endif
BOOL animated = [(NSNumber *)arg0 boolValue];
[componentView scrollToEnd:animated];
return;
}
}
NS_ASSUME_NONNULL_END