221 lines
7.2 KiB
Objective-C
221 lines
7.2 KiB
Objective-C
/**
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* Copyright (c) 2015-present, Facebook, Inc.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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#import <UIKit/UIKit.h>
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#import <React/RCTBridgeDelegate.h>
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#import <React/RCTBridgeModule.h>
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#import <React/RCTDefines.h>
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#import <React/RCTFrameUpdate.h>
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#import <React/RCTInvalidating.h>
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@class JSValue;
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@class RCTBridge;
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@class RCTEventDispatcher;
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@class RCTPerformanceLogger;
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/**
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* This notification fires when the bridge initializes.
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*/
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RCT_EXTERN NSString *const RCTJavaScriptWillStartLoadingNotification;
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/**
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* This notification fires when the bridge starts executing the JS bundle.
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*/
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RCT_EXTERN NSString *const RCTJavaScriptWillStartExecutingNotification;
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/**
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* This notification fires when the bridge has finished loading the JS bundle.
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*/
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RCT_EXTERN NSString *const RCTJavaScriptDidLoadNotification;
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/**
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* This notification fires when the bridge failed to load the JS bundle. The
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* `error` key can be used to determine the error that occurred.
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*/
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RCT_EXTERN NSString *const RCTJavaScriptDidFailToLoadNotification;
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/**
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* This notification fires each time a native module is instantiated. The
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* `module` key will contain a reference to the newly-created module instance.
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* Note that this notification may be fired before the module is available via
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* the `[bridge moduleForClass:]` method.
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*/
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RCT_EXTERN NSString *const RCTDidInitializeModuleNotification;
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/**
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* This notification fires just before the bridge starts processing a request to
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* reload.
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*/
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RCT_EXTERN NSString *const RCTBridgeWillReloadNotification;
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/**
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* This notification fires just before the bridge begins downloading a script
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* from the packager.
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*/
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RCT_EXTERN NSString *const RCTBridgeWillDownloadScriptNotification;
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/**
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* This notification fires just after the bridge finishes downloading a script
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* from the packager.
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*/
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RCT_EXTERN NSString *const RCTBridgeDidDownloadScriptNotification;
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/**
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* Key for the RCTSource object in the RCTBridgeDidDownloadScriptNotification
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* userInfo dictionary.
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*/
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RCT_EXTERN NSString *const RCTBridgeDidDownloadScriptNotificationSourceKey;
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/**
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* This block can be used to instantiate modules that require additional
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* init parameters, or additional configuration prior to being used.
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* The bridge will call this block to instatiate the modules, and will
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* be responsible for invalidating/releasing them when the bridge is destroyed.
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* For this reason, the block should always return new module instances, and
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* module instances should not be shared between bridges.
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*/
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typedef NSArray<id<RCTBridgeModule>> *(^RCTBridgeModuleListProvider)(void);
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/**
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* This function returns the module name for a given class.
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*/
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RCT_EXTERN NSString *RCTBridgeModuleNameForClass(Class bridgeModuleClass);
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/**
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* Async batched bridge used to communicate with the JavaScript application.
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*/
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@interface RCTBridge : NSObject <RCTInvalidating>
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/**
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* Creates a new bridge with a custom RCTBridgeDelegate.
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*
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* All the interaction with the JavaScript context should be done using the bridge
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* instance of the RCTBridgeModules. Modules will be automatically instantiated
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* using the default contructor, but you can optionally pass in an array of
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* pre-initialized module instances if they require additional init parameters
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* or configuration.
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*/
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- (instancetype)initWithDelegate:(id<RCTBridgeDelegate>)delegate
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launchOptions:(NSDictionary *)launchOptions;
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/**
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* DEPRECATED: Use initWithDelegate:launchOptions: instead
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*
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* The designated initializer. This creates a new bridge on top of the specified
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* executor. The bridge should then be used for all subsequent communication
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* with the JavaScript code running in the executor. Modules will be automatically
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* instantiated using the default contructor, but you can optionally pass in an
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* array of pre-initialized module instances if they require additional init
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* parameters or configuration.
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*/
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- (instancetype)initWithBundleURL:(NSURL *)bundleURL
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moduleProvider:(RCTBridgeModuleListProvider)block
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launchOptions:(NSDictionary *)launchOptions;
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/**
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* This method is used to call functions in the JavaScript application context.
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* It is primarily intended for use by modules that require two-way communication
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* with the JavaScript code. Safe to call from any thread.
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*/
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- (void)enqueueJSCall:(NSString *)moduleDotMethod args:(NSArray *)args;
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- (void)enqueueJSCall:(NSString *)module method:(NSString *)method args:(NSArray *)args completion:(dispatch_block_t)completion;
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/**
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* This method registers the file path of an additional JS segment by its ID.
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*
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* @experimental
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*/
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- (void)registerSegmentWithId:(NSUInteger)segmentId path:(NSString *)path;
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/**
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* Retrieve a bridge module instance by name or class. Note that modules are
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* lazily instantiated, so calling these methods for the first time with a given
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* module name/class may cause the class to be sychronously instantiated,
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* potentially blocking both the calling thread and main thread for a short time.
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*/
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- (id)moduleForName:(NSString *)moduleName;
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- (id)moduleForClass:(Class)moduleClass;
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/**
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* Convenience method for retrieving all modules conforming to a given protocol.
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* Modules will be sychronously instantiated if they haven't already been,
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* potentially blocking both the calling thread and main thread for a short time.
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*/
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- (NSArray *)modulesConformingToProtocol:(Protocol *)protocol;
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/**
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* Test if a module has been initialized. Use this prior to calling
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* `moduleForClass:` or `moduleForName:` if you do not want to cause the module
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* to be instantiated if it hasn't been already.
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*/
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- (BOOL)moduleIsInitialized:(Class)moduleClass;
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/**
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* Retrieve an extra module that gets bound to the JS context, if any.
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*/
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- (id)jsBoundExtraModuleForClass:(Class)moduleClass;
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/**
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* All registered bridge module classes.
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*/
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@property (nonatomic, copy, readonly) NSArray<Class> *moduleClasses;
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/**
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* URL of the script that was loaded into the bridge.
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*/
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@property (nonatomic, strong, readonly) NSURL *bundleURL;
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/**
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* The class of the executor currently being used. Changes to this value will
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* take effect after the bridge is reloaded.
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*/
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@property (nonatomic, strong) Class executorClass;
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/**
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* The delegate provided during the bridge initialization
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*/
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@property (nonatomic, weak, readonly) id<RCTBridgeDelegate> delegate;
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/**
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* The launch options that were used to initialize the bridge.
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*/
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@property (nonatomic, copy, readonly) NSDictionary *launchOptions;
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/**
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* Use this to check if the bridge is currently loading.
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*/
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@property (nonatomic, readonly, getter=isLoading) BOOL loading;
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/**
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* Use this to check if the bridge has been invalidated.
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*/
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@property (nonatomic, readonly, getter=isValid) BOOL valid;
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/**
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* Link to the Performance Logger that logs React Native perf events.
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*/
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@property (nonatomic, readonly, strong) RCTPerformanceLogger *performanceLogger;
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/**
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* Reload the bundle and reset executor & modules. Safe to call from any thread.
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*/
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- (void)reload;
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/**
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* Inform the bridge, and anything subscribing to it, that it should reload.
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*/
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- (void)requestReload __deprecated_msg("Call reload instead");
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/**
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* Says whether bridge has started receiving calls from javascript.
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*/
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- (BOOL)isBatchActive;
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@end
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