1 /* 2 * Copyright (C) 2022 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.window; 18 19 import android.annotation.NonNull; 20 import android.os.Parcel; 21 import android.os.Parcelable; 22 23 /** 24 * Data object to hold an {@link IOnBackInvokedCallback} and its priority. 25 * @hide 26 */ 27 public final class OnBackInvokedCallbackInfo implements Parcelable { 28 @NonNull 29 private final IOnBackInvokedCallback mCallback; 30 private @OnBackInvokedDispatcher.Priority int mPriority; 31 OnBackInvokedCallbackInfo(@onNull IOnBackInvokedCallback callback, int priority)32 public OnBackInvokedCallbackInfo(@NonNull IOnBackInvokedCallback callback, int priority) { 33 mCallback = callback; 34 mPriority = priority; 35 } 36 OnBackInvokedCallbackInfo(@onNull Parcel in)37 private OnBackInvokedCallbackInfo(@NonNull Parcel in) { 38 mCallback = IOnBackInvokedCallback.Stub.asInterface(in.readStrongBinder()); 39 mPriority = in.readInt(); 40 } 41 42 @Override describeContents()43 public int describeContents() { 44 return 0; 45 } 46 47 @Override writeToParcel(@onNull Parcel dest, int flags)48 public void writeToParcel(@NonNull Parcel dest, int flags) { 49 dest.writeStrongInterface(mCallback); 50 dest.writeInt(mPriority); 51 } 52 53 public static final Creator<OnBackInvokedCallbackInfo> CREATOR = 54 new Creator<OnBackInvokedCallbackInfo>() { 55 @Override 56 public OnBackInvokedCallbackInfo createFromParcel(Parcel in) { 57 return new OnBackInvokedCallbackInfo(in); 58 } 59 60 @Override 61 public OnBackInvokedCallbackInfo[] newArray(int size) { 62 return new OnBackInvokedCallbackInfo[size]; 63 } 64 }; 65 isSystemCallback()66 public boolean isSystemCallback() { 67 return mPriority == OnBackInvokedDispatcher.PRIORITY_SYSTEM; 68 } 69 70 @NonNull getCallback()71 public IOnBackInvokedCallback getCallback() { 72 return mCallback; 73 } 74 75 @OnBackInvokedDispatcher.Priority getPriority()76 public int getPriority() { 77 return mPriority; 78 } 79 80 @Override toString()81 public String toString() { 82 return "OnBackInvokedCallbackInfo{" 83 + "mCallback=" + mCallback + ", mPriority=" + mPriority + '}'; 84 } 85 } 86