| /* |
| * Copyright (C) 2021 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package com.android.systemui.keyguard |
| |
| import com.android.systemui.unfold.updates.screen.ScreenStatusProvider |
| import com.android.systemui.unfold.updates.screen.ScreenStatusProvider.ScreenListener |
| import javax.inject.Inject |
| import javax.inject.Singleton |
| |
| @Singleton |
| class LifecycleScreenStatusProvider @Inject constructor(screenLifecycle: ScreenLifecycle) : |
| ScreenStatusProvider, ScreenLifecycle.Observer { |
| |
| init { |
| screenLifecycle.addObserver(this) |
| } |
| |
| private val listeners: MutableList<ScreenListener> = mutableListOf() |
| |
| override fun removeCallback(listener: ScreenListener) { |
| listeners.remove(listener) |
| } |
| |
| override fun addCallback(listener: ScreenListener) { |
| listeners.add(listener) |
| } |
| |
| override fun onScreenTurnedOn() { |
| listeners.forEach(ScreenListener::onScreenTurnedOn) |
| } |
| } |