1 /* 2 * Copyright (C) 2024 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 com.android.wm.shell.desktopmode.persistence 18 19 import com.android.wm.shell.desktopmode.DesktopUserRepositories 20 import kotlinx.coroutines.flow.StateFlow 21 22 /** Interface for initializing the [DesktopUserRepositories]. */ 23 interface DesktopRepositoryInitializer { 24 /** A factory used to re-create a desk from persistence. */ 25 var deskRecreationFactory: DeskRecreationFactory 26 27 /** A flow that emits true when the repository has been initialized. */ 28 val isInitialized: StateFlow<Boolean> 29 30 /** Initialize the user repositories from a persistent data store. */ initializenull31 fun initialize(userRepositories: DesktopUserRepositories) 32 33 /** A factory for re-creating desks. */ 34 fun interface DeskRecreationFactory { 35 /** 36 * Re-creates a restored desk and returns the new desk id, or null if re-creation failed. 37 */ 38 suspend fun recreateDesk(userId: Int, destinationDisplayId: Int, deskId: Int): Int? 39 } 40 } 41