Migrate FabricEventEmitter

Differential Revision: D60283894
facebook · Jul 27, 2024 · 6da7363 · 6da7363
1 parent 6d3d286
commit 6da7363
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Showing 3 changed files with 65 additions and 75 deletions.
diff --git a/packages/react-native/ReactAndroid/api/ReactAndroid.api b/packages/react-native/ReactAndroid/api/ReactAndroid.api
@@ -2710,7 +2710,7 @@ public class com/facebook/react/fabric/events/EventEmitterWrapper {
 	public fun dispatchUnique (Ljava/lang/String;Lcom/facebook/react/bridge/WritableMap;)V
 }
 
-public class com/facebook/react/fabric/events/FabricEventEmitter : com/facebook/react/uimanager/events/RCTModernEventEmitter {
+public final class com/facebook/react/fabric/events/FabricEventEmitter : com/facebook/react/uimanager/events/RCTModernEventEmitter {
 	public fun <init> (Lcom/facebook/react/fabric/FabricUIManager;)V
 	public fun receiveEvent (IILjava/lang/String;Lcom/facebook/react/bridge/WritableMap;)V
 	public fun receiveEvent (IILjava/lang/String;ZILcom/facebook/react/bridge/WritableMap;I)V

diff --git a/...ative/ReactAndroid/src/main/java/com/facebook/react/fabric/events/FabricEventEmitter.java b/...ative/ReactAndroid/src/main/java/com/facebook/react/fabric/events/FabricEventEmitter.java
diff --git a/...-native/ReactAndroid/src/main/java/com/facebook/react/fabric/events/FabricEventEmitter.kt b/...-native/ReactAndroid/src/main/java/com/facebook/react/fabric/events/FabricEventEmitter.kt
@@ -0,0 +1,64 @@
+/*
+ * 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.
+ */
+
+package com.facebook.react.fabric.events
+
+import com.facebook.react.bridge.WritableArray
+import com.facebook.react.bridge.WritableMap
+import com.facebook.react.fabric.FabricUIManager
+import com.facebook.react.uimanager.common.ViewUtil
+import com.facebook.react.uimanager.events.EventCategoryDef
+import com.facebook.react.uimanager.events.RCTModernEventEmitter
+import com.facebook.react.uimanager.events.TouchEvent
+import com.facebook.systrace.Systrace
+
+public class FabricEventEmitter(private val uiManager: FabricUIManager) : RCTModernEventEmitter {
+  public override fun receiveEvent(reactTag: Int, eventName: String, params: WritableMap?): Unit {
+    receiveEvent(ViewUtil.NO_SURFACE_ID, reactTag, eventName, params)
+  }
+
+  public override fun receiveEvent(
+      surfaceId: Int,
+      reactTag: Int,
+      eventName: String,
+      params: WritableMap?
+  ) {
+    receiveEvent(surfaceId, reactTag, eventName, false, 0, params, EventCategoryDef.UNSPECIFIED)
+  }
+
+  public override fun receiveEvent(
+      surfaceId: Int,
+      reactTag: Int,
+      eventName: String,
+      canCoalesceEvent: Boolean,
+      customCoalesceKey: Int,
+      params: WritableMap?,
+      @EventCategoryDef category: Int
+  ) {
+    Systrace.beginSection(
+        Systrace.TRACE_TAG_REACT_JAVA_BRIDGE, "FabricEventEmitter.receiveEvent('$eventName')")
+    try {
+      uiManager.receiveEvent(surfaceId, reactTag, eventName, canCoalesceEvent, params, category)
+    } finally {
+      Systrace.endSection(Systrace.TRACE_TAG_REACT_JAVA_BRIDGE)
+    }
+  }
+
+  /** Touches are dispatched by [.receiveTouches] */
+  public override fun receiveTouches(
+      eventName: String,
+      touches: WritableArray,
+      changedIndices: WritableArray
+  ): Unit {
+    throw UnsupportedOperationException("EventEmitter#receiveTouches is not supported by Fabric")
+  }
+
+  public override fun receiveTouches(event: TouchEvent): Unit {
+    // Calls are expected to go via TouchesHelper
+    throw UnsupportedOperationException("EventEmitter#receiveTouches is not supported by Fabric")
+  }
+}