react-native/React/Base/RCTTVRemoteHandler.m

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/**
* Copyright (c) 2015-present, Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*/
#import "RCTTVRemoteHandler.h"
#import <UIKit/UIGestureRecognizerSubclass.h>
#import "RCTAssert.h"
#import "RCTBridge.h"
#import "RCTEventDispatcher.h"
#import "RCTLog.h"
#import "RCTRootView.h"
#import "RCTTVNavigationEventEmitter.h"
#import "RCTUIManager.h"
#import "RCTUtils.h"
#import "RCTView.h"
#import "UIView+React.h"
@implementation RCTTVRemoteHandler {
NSMutableArray<UIGestureRecognizer *> *_tvRemoteGestureRecognizers;
}
- (instancetype)init
{
if ((self = [super init])) {
_tvRemoteGestureRecognizers = [NSMutableArray array];
// Recognizers for Apple TV remote buttons
// Play/Pause
[self addTapGestureRecognizerWithSelector:@selector(playPausePressed:)
pressType:UIPressTypePlayPause];
// Menu
[self addTapGestureRecognizerWithSelector:@selector(menuPressed:)
pressType:UIPressTypeMenu];
// Select
[self addTapGestureRecognizerWithSelector:@selector(selectPressed:)
pressType:UIPressTypeSelect];
// Up
[self addTapGestureRecognizerWithSelector:@selector(swipedUp:)
pressType:UIPressTypeUpArrow];
// Down
[self addTapGestureRecognizerWithSelector:@selector(swipedDown:)
pressType:UIPressTypeDownArrow];
// Left
[self addTapGestureRecognizerWithSelector:@selector(swipedLeft:)
pressType:UIPressTypeLeftArrow];
// Right
[self addTapGestureRecognizerWithSelector:@selector(swipedRight:)
pressType:UIPressTypeRightArrow];
// Recognizers for Apple TV remote trackpad swipes
// Up
[self addSwipeGestureRecognizerWithSelector:@selector(swipedUp:)
direction:UISwipeGestureRecognizerDirectionUp];
// Down
[self addSwipeGestureRecognizerWithSelector:@selector(swipedDown:)
direction:UISwipeGestureRecognizerDirectionDown];
// Left
[self addSwipeGestureRecognizerWithSelector:@selector(swipedLeft:)
direction:UISwipeGestureRecognizerDirectionLeft];
// Right
[self addSwipeGestureRecognizerWithSelector:@selector(swipedRight:)
direction:UISwipeGestureRecognizerDirectionRight];
}
return self;
}
- (void)playPausePressed:(UIGestureRecognizer *)r
{
[self sendAppleTVEvent:@"playPause" toView:r.view];
}
- (void)menuPressed:(UIGestureRecognizer *)r
{
[self sendAppleTVEvent:@"menu" toView:r.view];
}
- (void)selectPressed:(UIGestureRecognizer *)r
{
[self sendAppleTVEvent:@"select" toView:r.view];
}
- (void)longPress:(UIGestureRecognizer *)r
{
[self sendAppleTVEvent:@"longPress" toView:r.view];
}
- (void)swipedUp:(UIGestureRecognizer *)r
{
[self sendAppleTVEvent:@"up" toView:r.view];
}
- (void)swipedDown:(UIGestureRecognizer *)r
{
[self sendAppleTVEvent:@"down" toView:r.view];
}
- (void)swipedLeft:(UIGestureRecognizer *)r
{
[self sendAppleTVEvent:@"left" toView:r.view];
}
- (void)swipedRight:(UIGestureRecognizer *)r
{
[self sendAppleTVEvent:@"right" toView:r.view];
}
#pragma mark -
- (void)addTapGestureRecognizerWithSelector:(nonnull SEL)selector pressType:(UIPressType)pressType
{
UITapGestureRecognizer *recognizer = [[UITapGestureRecognizer alloc] initWithTarget:self action:selector];
recognizer.allowedPressTypes = @[@(pressType)];
[_tvRemoteGestureRecognizers addObject:recognizer];
}
- (void)addSwipeGestureRecognizerWithSelector:(nonnull SEL)selector direction:(UISwipeGestureRecognizerDirection)direction
{
UISwipeGestureRecognizer *recognizer = [[UISwipeGestureRecognizer alloc] initWithTarget:self action:selector];
recognizer.direction = direction;
[_tvRemoteGestureRecognizers addObject:recognizer];
}
- (void)sendAppleTVEvent:(NSString *)eventType toView:(__unused UIView *)v
{
[[NSNotificationCenter defaultCenter] postNotificationName:RCTTVNavigationEventNotification
object:@{@"eventType":eventType}];
}
@end