Files
react-native/ReactCommon/react/renderer/core/EventDispatcher.cpp
T
Samuel Susla 51af7cdcde Use nested namespace name
Summary:
changelog: [internal]

Enable two new clang tidy checks:
- modernize-concat-nested-namespaces
- google-build-using-namespace

jest_e2e[run_all_tests]

Reviewed By: rshest

Differential Revision: D40020646

fbshipit-source-id: f3be80b5f829dd0ba376bdd70ed13332e114d48a
2022-10-13 05:07:59 -07:00

86 lines
2.8 KiB
C++

/*
* 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.
*/
#include "EventDispatcher.h"
#include <react/renderer/core/StateUpdate.h>
#include "BatchedEventQueue.h"
#include "RawEvent.h"
#include "UnbatchedEventQueue.h"
namespace facebook::react {
EventDispatcher::EventDispatcher(
EventQueueProcessor const &eventProcessor,
EventBeat::Factory const &synchonousEventBeatFactory,
EventBeat::Factory const &asynchonousEventBeatFactory,
EventBeat::SharedOwnerBox const &ownerBox)
: synchronousUnbatchedQueue_(std::make_unique<UnbatchedEventQueue>(
eventProcessor,
synchonousEventBeatFactory(ownerBox))),
synchronousBatchedQueue_(std::make_unique<BatchedEventQueue>(
eventProcessor,
synchonousEventBeatFactory(ownerBox))),
asynchronousUnbatchedQueue_(std::make_unique<UnbatchedEventQueue>(
eventProcessor,
asynchonousEventBeatFactory(ownerBox))),
asynchronousBatchedQueue_(std::make_unique<BatchedEventQueue>(
eventProcessor,
asynchonousEventBeatFactory(ownerBox))) {}
void EventDispatcher::dispatchEvent(RawEvent &&rawEvent, EventPriority priority)
const {
// Allows the event listener to interrupt default event dispatch
if (eventListeners_.willDispatchEvent(rawEvent)) {
return;
}
getEventQueue(priority).enqueueEvent(std::move(rawEvent));
}
void EventDispatcher::dispatchStateUpdate(
StateUpdate &&stateUpdate,
EventPriority priority) const {
getEventQueue(priority).enqueueStateUpdate(std::move(stateUpdate));
}
void EventDispatcher::dispatchUniqueEvent(RawEvent &&rawEvent) const {
// Allows the event listener to interrupt default event dispatch
if (eventListeners_.willDispatchEvent(rawEvent)) {
return;
}
asynchronousBatchedQueue_->enqueueUniqueEvent(std::move(rawEvent));
}
const EventQueue &EventDispatcher::getEventQueue(EventPriority priority) const {
switch (priority) {
case EventPriority::SynchronousUnbatched:
return *synchronousUnbatchedQueue_;
case EventPriority::SynchronousBatched:
return *synchronousBatchedQueue_;
case EventPriority::AsynchronousUnbatched:
return *asynchronousUnbatchedQueue_;
case EventPriority::AsynchronousBatched:
return *asynchronousBatchedQueue_;
}
}
void EventDispatcher::addListener(
const std::shared_ptr<EventListener const> &listener) const {
eventListeners_.addListener(listener);
}
/*
* Removes provided event listener to the event dispatcher.
*/
void EventDispatcher::removeListener(
const std::shared_ptr<EventListener const> &listener) const {
eventListeners_.removeListener(listener);
}
} // namespace facebook::react