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 import android.view.DisplayEventReceiver.VsyncEventData;
24 
25 import java.lang.ref.WeakReference;
26 
27 import libcore.util.NativeAllocationRegistry_Delegate;
28 
29 public class DisplayEventReceiver_Delegate {
30     private static final DelegateManager<DisplayEventReceiver_Delegate> sManager =
31             new DelegateManager<>(DisplayEventReceiver_Delegate.class);
32     private static long sFinalizer = -1;
33 
34     @LayoutlibDelegate
nativeInit(WeakReference<DisplayEventReceiver> receiver, WeakReference<VsyncEventData> vsyncEventData, MessageQueue messageQueue, int vsyncSource, int eventRegistration, long layerHandle)35     /*package*/ static long nativeInit(WeakReference<DisplayEventReceiver> receiver,
36             WeakReference<VsyncEventData> vsyncEventData, MessageQueue messageQueue,
37             int vsyncSource, int eventRegistration, long layerHandle) {
38         return sManager.addNewDelegate(new DisplayEventReceiver_Delegate());
39     }
40 
41     @LayoutlibDelegate
nativeGetDisplayEventReceiverFinalizer()42     /*package*/ static long nativeGetDisplayEventReceiverFinalizer() {
43         synchronized (DisplayEventReceiver_Delegate.class) {
44             if (sFinalizer == -1) {
45                 sFinalizer = NativeAllocationRegistry_Delegate.createFinalizer(sManager::removeJavaReferenceFor);
46             }
47         }
48         return sFinalizer;
49     }
50 }
51