react-native-screens/ios/tabs/host/RNSTabsHostComponentView.h at 54df8308f0084c7252a0bb678ba0a6dfae83eca2 · software-mansion/react-native-screens · GitHub

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#pragma once

#import "RNSDefines.h"
#import "RNSEnums.h"
#import "RNSReactBaseView.h"
#import "RNSScreenContainer.h"
#import "RNSTabsHostComponentViewManager.h"
#import "RNSTabsHostEventEmitter.h"
#import "RNSTabsNavigationState.h"

#if !RCT_NEW_ARCH_ENABLED
#import <React/RCTInvalidating.h>
#endif

#import "RNSTabBarController.h"

NS_ASSUME_NONNULL_BEGIN

@class RCTImageLoader;

/**
 * Component view. Lifecycle is managed by React Native.
 *
 * This component serves as:
 * 1. host for UITabBarController
 * 2. provider of React state & props for the tab bar controller
 * 3. two way communication channel with React (commands & events)
 */
@interface RNSTabsHostComponentView : RNSReactBaseView <
                                          RNSScreenContainerDelegate,
                                          RNSTabBarControllerDelegate
#if !RCT_NEW_ARCH_ENABLED
                                          ,
                                          RCTInvalidating
#endif
                                          >

#if !RCT_NEW_ARCH_ENABLED
- (instancetype)initWithFrame:(CGRect)frame reactImageLoader:(RCTImageLoader *)imageLoader;
#endif // !RCT_NEW_ARCH_ENABLED

@property (nonatomic, nonnull, strong, readonly) RNSTabBarController *controller;

@end

#pragma mark - Props

@interface RNSTabsHostComponentView ()

/**
 * Last navigation state requested by JS. Will be nonnull after first prop update.
 */
@property (nonatomic, strong, readonly, nullable) RNSTabsNavigationState *navStateRequest;

@property (nonatomic, readonly) BOOL rejectStaleNavStateUpdates;

@property (nonatomic, strong, readonly, nullable) UIColor *tabBarTintColor;

@property (nonatomic, readonly) BOOL tabBarHidden;

@property (nonatomic, strong, readonly, nullable) UIColor *nativeContainerBackgroundColor;

@property (nonatomic, readonly) UIUserInterfaceStyle colorScheme;

@property (nonatomic, readonly) UITraitEnvironmentLayoutDirection layoutDirection;

#if RNS_IPHONE_OS_VERSION_AVAILABLE(26_0)
@property (nonatomic, readonly) UITabBarMinimizeBehavior tabBarMinimizeBehavior API_AVAILABLE(ios(26.0));
#endif // Check for iOS >= 26

#if RNS_IPHONE_OS_VERSION_AVAILABLE(18_0)
@property (nonatomic, readonly) UITabBarControllerMode tabBarControllerMode API_AVAILABLE(ios(18.0));
#endif // Check for iOS >= 18
@end

#pragma mark - React Events

@interface RNSTabsHostComponentView ()

/**
 * Use returned object to emit appropriate React Events to Element Tree.
 */
- (nonnull RNSTabsHostEventEmitter *)reactEventEmitter;

#if !RCT_NEW_ARCH_ENABLED
#pragma mark - LEGACY Event blocks

@property (nonatomic, copy) RCTDirectEventBlock onNativeFocusChange;

#endif

@end

#pragma mark - React Image Loader

@interface RNSTabsHostComponentView ()

- (nullable RCTImageLoader *)reactImageLoader;

@end

NS_ASSUME_NONNULL_END