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.systemui.keyguard.data.repository 18 19 import com.android.systemui.dagger.SysUISingleton 20 import com.android.systemui.keyguard.shared.model.KeyguardState 21 import javax.inject.Inject 22 import kotlinx.coroutines.flow.MutableStateFlow 23 24 @SysUISingleton 25 class LockscreenSceneTransitionRepository @Inject constructor() { 26 27 /** 28 * This [KeyguardState] will indicate which sub-state within KTF should be navigated to next. 29 * 30 * This can be either starting a transition to the `Lockscreen` scene or cancelling a transition 31 * from the `Lockscreen` scene and returning back to it. 32 * 33 * A `null` value means that no explicit target state was set and therefore the [DEFAULT_STATE] 34 * should be used. 35 * 36 * Once consumed, this state should be reset to `null`. 37 */ 38 val nextLockscreenTargetState: MutableStateFlow<KeyguardState?> = MutableStateFlow(null) 39 40 companion object { 41 val DEFAULT_STATE = KeyguardState.LOCKSCREEN 42 } 43 } 44