1 /* 2 * Copyright (C) 2023 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package android.view; 18 19 import com.android.layoutlib.bridge.impl.DelegateManager; 20 import com.android.tools.layoutlib.annotations.LayoutlibDelegate; 21 22 import android.os.MessageQueue; 23 24 import java.lang.ref.WeakReference; 25 26 import libcore.util.NativeAllocationRegistry_Delegate; 27 28 public class DisplayEventReceiver_Delegate { 29 private static final DelegateManager<DisplayEventReceiver_Delegate> sManager = 30 new DelegateManager<>(DisplayEventReceiver_Delegate.class); 31 private static long sFinalizer = -1; 32 33 @LayoutlibDelegate nativeInit(WeakReference<DisplayEventReceiver> receiver, MessageQueue messageQueue, int vsyncSource, int eventRegistration, long layerHandle)34 /*package*/ static long nativeInit(WeakReference<DisplayEventReceiver> receiver, 35 MessageQueue messageQueue, int vsyncSource, int eventRegistration, long layerHandle) { 36 return sManager.addNewDelegate(new DisplayEventReceiver_Delegate()); 37 } 38 39 @LayoutlibDelegate nativeGetDisplayEventReceiverFinalizer()40 /*package*/ static long nativeGetDisplayEventReceiverFinalizer() { 41 synchronized (DisplayEventReceiver_Delegate.class) { 42 if (sFinalizer == -1) { 43 sFinalizer = NativeAllocationRegistry_Delegate.createFinalizer(sManager::removeJavaReferenceFor); 44 } 45 } 46 return sFinalizer; 47 } 48 } 49