[skip ci] Allow setting/getting event emitter listener on UIManager

Summary:
## Changelog:

[General] [Added] - Allow setting/getting event emitter listener on UIManager

Differential Revision: D71668401

Author: zeyap

packages/react-native/ReactCommon/react/renderer/uimanager/UIManager.cpp

@@ -58,7 +58,19 @@ UIManager::UIManager(
           ReactNativeFeatureFlags::enableUIConsistency()
               ? nullptr
               : std::make_unique<LatestShadowTreeRevisionProvider>(
-                    shadowTreeRegistry_)) {}
+                    shadowTreeRegistry_)) {
+  eventEmitterListener_ = std::make_shared<EventEmitterListener>(
+      [eventEmitterListenerContainer = &eventEmitterListenerContainer_](
+          Tag tag,
+          const std::string& eventName,
+          const EventPayload& payload) -> bool {
+        if (eventEmitterListenerContainer) {
+          return eventEmitterListenerContainer->willDispatchEvent(
+              tag, eventName, payload);
+        }
+        return false;
+      });
+}
 
 UIManager::~UIManager() {
   LOG(WARNING) << "UIManager::~UIManager() was called (address: " << this
@@ -705,4 +717,14 @@ void UIManager::setSynchronousViewUpdateCallback(
   synchronousViewUpdateCallback_ = std::move(callback);
 }
 
+void UIManager::addEventEmitterListener(
+    const std::shared_ptr<EventEmitterListener>& listener) {
+  eventEmitterListenerContainer_.addListener(listener);
+}
+
+void UIManager::removeEventEmitterListener(
+    const std::shared_ptr<EventEmitterListener>& listener) {
+  eventEmitterListenerContainer_.removeListener(listener);
+}
+
 } // namespace facebook::react

packages/react-native/ReactCommon/react/renderer/uimanager/UIManager.h

@@ -70,6 +70,16 @@ class UIManager final : public ShadowTreeDelegate {
 
   void animationTick() const;
 
+  void addEventEmitterListener(
+      const std::shared_ptr<EventEmitterListener>& listener);
+
+  void removeEventEmitterListener(
+      const std::shared_ptr<EventEmitterListener>& listener);
+
+  std::shared_ptr<EventEmitterListener> getEventEmitterListener() const {
+    return eventEmitterListener_;
+  }
+
   /*
    * Provides access to a UIManagerBindging.
    * The `callback` methods will not be called if the internal pointer to
@@ -234,6 +244,9 @@ class UIManager final : public ShadowTreeDelegate {
   SharedComponentDescriptorRegistry componentDescriptorRegistry_;
   UIManagerDelegate* delegate_{};
   UIManagerAnimationDelegate* animationDelegate_{nullptr};
+
+  EventEmitterListenerContainer eventEmitterListenerContainer_{};
+  std::shared_ptr<EventEmitterListener> eventEmitterListener_;
   const RuntimeExecutor runtimeExecutor_{};
   ShadowTreeRegistry shadowTreeRegistry_{};
   ContextContainer::Shared contextContainer_;