Files
react-native/ReactAndroid/src/main/java/com/facebook/react/config/ReactFeatureFlags.java
T
David Vacca 8d548d8c92 Create new ReactFlag to configure initialization of Fabric
Summary:
EZ diff to expose a new ReactFlag that will be used to configure the initialization of Fabric

changelog: [Internal] Internal change in fabric

Reviewed By: JoshuaGross

Differential Revision: D21606972

fbshipit-source-id: 53d6bac673b95f0fae93262ff52b815d76bb59ab
2020-05-16 01:06:17 -07:00

93 lines
3.7 KiB
Java

/*
* 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.
*/
package com.facebook.react.config;
/**
* Hi there, traveller! This configuration class is not meant to be used by end-users of RN. It
* contains mainly flags for features that are either under active development and not ready for
* public consumption, or for use in experiments.
*
* <p>These values are safe defaults and should not require manual changes.
*/
public class ReactFeatureFlags {
/**
* Should this application use TurboModules? If yes, then any module that inherits {@link
* com.facebook.react.turbomodule.core.interfaces.TurboModule} will NOT be passed in to C++
* CatalystInstanceImpl
*/
public static volatile boolean useTurboModules = false;
/** Should we output debug logs to debug the TurboModule infra? */
public static volatile boolean enableTurboModuleDebugLogs = false;
/*
* This feature flag enables logs for Fabric
*/
public static boolean enableFabricLogs = false;
/**
* Should this application use a {@link com.facebook.react.uimanager.ViewManagerDelegate} (if
* provided) to update the view properties. If {@code false}, then the generated {@code
* ...$$PropsSetter} class will be used instead.
*/
public static boolean useViewManagerDelegates = false;
/**
* Should this application use a {@link com.facebook.react.uimanager.ViewManagerDelegate} (if
* provided) to execute the view commands. If {@code false}, then {@code receiveCommand} method
* inside view manager will be called instead.
*/
public static boolean useViewManagerDelegatesForCommands = false;
/**
* Should this application use Catalyst Teardown V2? This is an experiment to use a V2 of the
* CatalystInstanceImpl `destroy` method.
*/
public static boolean useCatalystTeardownV2 = false;
/**
* When the ReactContext is destroyed, should the CatalystInstance immediately be nullified? This
* is the safest thing to do since the CatalystInstance shouldn't be used, and should be
* garbage-collected after it's destroyed, but this is a breaking change in that many native
* modules assume that a ReactContext will always have a CatalystInstance. This will be deleted
* and the CatalystInstance will always be destroyed in some future release.
*/
public static boolean nullifyCatalystInstanceOnDestroy = false;
/**
* Temporary flag. See UIImplementation: if this flag is enabled, ViewCommands will be queued and
* executed before any other types of UI operations.
*/
public static boolean allowEarlyViewCommandExecution = false;
/**
* This react flag enables a custom algorithm for the getChildVisibleRect() method in the classes
* ReactViewGroup, ReactHorizontalScrollView and ReactScrollView.
*
* <p>This new algorithm clip child rects if overflow is set to ViewProps.HIDDEN. More details in
* https://github.com/facebook/react-native/issues/23870 and
* https://github.com/facebook/react-native/pull/26334
*
* <p>The react flag is disabled by default because this is increasing ANRs (T57363204)
*/
public static boolean clipChildRectsIfOverflowIsHidden = false;
/**
* Temporary feature flat to control a fix in the transition to layoutOnlyViews TODO T61185028:
* remove this when bug is fixed
*/
public static boolean enableTransitionLayoutOnlyViewCleanup = false;
/** Feature flag to configure eager initialization of Fabric */
public static boolean eagerInitializeFabric = false;
/** Feature flag to configure initialization of Fabric surfaces. */
public static boolean enableFabricStartSurfaceWithLayoutMetrics = true;
}