ReactNativeBridgeEventPlugin.js — react Source File

Source Code

/**
 * Copyright (c) Meta Platforms, Inc. and affiliates.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 *
 * @flow
 */

import type {
  AnyNativeEvent,
  EventTypes,
  LegacyPluginModule,
} from './legacy-events/PluginModuleType';
import type {TopLevelType} from './legacy-events/TopLevelEventTypes';
import SyntheticEvent from './legacy-events/SyntheticEvent';

// Module provided by RN:
import {ReactNativeViewConfigRegistry} from 'react-native/Libraries/ReactPrivate/ReactNativePrivateInterface';
import accumulateInto from './legacy-events/accumulateInto';
import getListener from './ReactNativeGetListener';
import forEachAccumulated from './legacy-events/forEachAccumulated';
import {HostComponent} from 'react-reconciler/src/ReactWorkTags';

const {customBubblingEventTypes, customDirectEventTypes} =
  ReactNativeViewConfigRegistry;

// Start of inline: the below functions were inlined from
// EventPropagator.js, as they deviated from ReactDOM's newer
// implementations.
// $FlowFixMe[missing-local-annot]
function listenerAtPhase(inst, event, propagationPhase: PropagationPhases) {
  const registrationName =
    event.dispatchConfig.phasedRegistrationNames[propagationPhase];
  return getListener(inst, registrationName);
}

// $FlowFixMe[missing-local-annot]
function accumulateDirectionalDispatches(inst, phase, event) {
  if (__DEV__) {
    if (!inst) {
      console.error('Dispatching inst must not be null');
    }
  }
  const listener = listenerAtPhase(inst, event, phase);
  if (listener) {
    event._dispatchListeners = accumulateInto(
      event._dispatchListeners,
      listener,
    );
    event._dispatchInstances = accumulateInto(event._dispatchInstances, inst);
  }
}

// $FlowFixMe[missing-local-annot]
function getParent(inst) {
  do {
    inst = inst.return;
    // TODO: If this is a HostRoot we might want to bail out.
    // That is depending on if we want nested subtrees (layers) to bubble
// ... (158 more lines)