105 lines
4.2 KiB
Objective-C
105 lines
4.2 KiB
Objective-C
/**
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* Copyright (c) 2015-present, Facebook, Inc.
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* All rights reserved.
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*
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* This source code is licensed under the BSD-style license found in the
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* LICENSE file in the root directory of this source tree. An additional grant
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* of patent rights can be found in the PATENTS file in the same directory.
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*/
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#import <tgmath.h>
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#import <CoreGraphics/CoreGraphics.h>
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#import <Foundation/Foundation.h>
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#import <UIKit/UIKit.h>
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#import "RCTAssert.h"
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#import "RCTDefines.h"
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// JSON serialization/deserialization
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RCT_EXTERN NSString *RCTJSONStringify(id jsonObject, NSError **error);
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RCT_EXTERN id RCTJSONParse(NSString *jsonString, NSError **error);
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RCT_EXTERN id RCTJSONParseMutable(NSString *jsonString, NSError **error);
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// Strip non JSON-safe values from an object graph
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RCT_EXTERN id RCTJSONClean(id object);
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// Get MD5 hash of a string
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RCT_EXTERN NSString *RCTMD5Hash(NSString *string);
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// Execute the specified block on the main thread. Unlike dispatch_sync/async
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// this will not context-switch if we're already running on the main thread.
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RCT_EXTERN void RCTExecuteOnMainThread(dispatch_block_t block, BOOL sync);
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// Get screen metrics in a thread-safe way
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RCT_EXTERN CGFloat RCTScreenScale(void);
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RCT_EXTERN CGSize RCTScreenSize(void);
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// Round float coordinates to nearest whole screen pixel (not point)
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RCT_EXTERN CGFloat RCTRoundPixelValue(CGFloat value);
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RCT_EXTERN CGFloat RCTCeilPixelValue(CGFloat value);
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RCT_EXTERN CGFloat RCTFloorPixelValue(CGFloat value);
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// Method swizzling
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RCT_EXTERN void RCTSwapClassMethods(Class cls, SEL original, SEL replacement);
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RCT_EXTERN void RCTSwapInstanceMethods(Class cls, SEL original, SEL replacement);
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// Module subclass support
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RCT_EXTERN BOOL RCTClassOverridesClassMethod(Class cls, SEL selector);
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RCT_EXTERN BOOL RCTClassOverridesInstanceMethod(Class cls, SEL selector);
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// Creates a standardized error object
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RCT_EXTERN NSDictionary<NSString *, id> *RCTMakeError(NSString *message, id toStringify, NSDictionary<NSString *, id> *extraData);
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RCT_EXTERN NSDictionary<NSString *, id> *RCTMakeAndLogError(NSString *message, id toStringify, NSDictionary<NSString *, id> *extraData);
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RCT_EXTERN NSDictionary<NSString *, id> *RCTJSErrorFromNSError(NSError *error);
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// Returns YES if React is running in a test environment
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RCT_EXTERN BOOL RCTRunningInTestEnvironment(void);
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// Returns YES if React is running in an iOS App Extension
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RCT_EXTERN BOOL RCTRunningInAppExtension(void);
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// Returns the shared UIApplication instance, or nil if running in an App Extension
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RCT_EXTERN UIApplication *RCTSharedApplication(void);
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// Returns the current main window, useful if you need to access the root view
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// or view controller, e.g. to present a modal view controller or alert.
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RCT_EXTERN UIWindow *RCTKeyWindow(void);
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// Return a UIAlertView initialized with the given values
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// or nil if running in an app extension
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RCT_EXTERN UIAlertView *RCTAlertView(NSString *title,
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NSString *message,
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id delegate,
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NSString *cancelButtonTitle,
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NSArray<NSString *> *otherButtonTitles);
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// Return YES if image has an alpha component
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RCT_EXTERN BOOL RCTImageHasAlpha(CGImageRef image);
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// Create an NSError in the RCTErrorDomain
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RCT_EXTERN NSError *RCTErrorWithMessage(NSString *message);
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// Convert nil values to NSNull, and vice-versa
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RCT_EXTERN id RCTNilIfNull(id value);
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RCT_EXTERN id RCTNullIfNil(id value);
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// Convert NaN or infinite values to zero, as these aren't JSON-safe
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RCT_EXTERN double RCTZeroIfNaN(double value);
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// Convert data to a Base64-encoded data URL
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RCT_EXTERN NSURL *RCTDataURL(NSString *mimeType, NSData *data);
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// Gzip functionality - compression level in range 0 - 1 (-1 for default)
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RCT_EXTERN NSData *RCTGzipData(NSData *data, float level);
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// Returns the relative path within the main bundle for an absolute URL
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// (or nil, if the URL does not specify a path within the main bundle)
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RCT_EXTERN NSString *RCTBundlePathForURL(NSURL *URL);
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// Determines if a given image URL actually refers to an XCAsset
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RCT_EXTERN BOOL RCTIsXCAssetURL(NSURL *imageURL);
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// Converts a CGColor to a hex string
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RCT_EXTERN NSString *RCTColorToHexString(CGColorRef color);
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