1 /* <lambda>null2 * 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 com.android.systemui.keyguard.ui.binder 18 19 import androidx.lifecycle.Lifecycle 20 import androidx.lifecycle.repeatOnLifecycle 21 import com.android.app.tracing.coroutines.launchTraced as launch 22 import com.android.keyguard.AuthKeyguardMessageArea 23 import com.android.systemui.keyguard.ui.viewmodel.AlternateBouncerMessageAreaViewModel 24 import com.android.systemui.lifecycle.repeatWhenAttached 25 26 /** Binds the alternate bouncer message view to its view-model. */ 27 object AlternateBouncerMessageAreaViewBinder { 28 29 /** Binds the view to the view-model, continuing to update the former based on the latter. */ 30 @JvmStatic 31 fun bind( 32 view: AuthKeyguardMessageArea, 33 viewModel: AlternateBouncerMessageAreaViewModel, 34 ) { 35 view.setIsVisible(true) 36 view.repeatWhenAttached { 37 repeatOnLifecycle(Lifecycle.State.STARTED) { 38 launch("$TAG#viewModel.message") { 39 viewModel.message.collect { biometricMsg -> 40 if (biometricMsg == null) { 41 view.setMessage("", true) 42 } else { 43 view.setMessage(biometricMsg.message, true) 44 } 45 } 46 } 47 } 48 } 49 } 50 51 private const val TAG = "AlternateBouncerMessageAreaViewBinder" 52 } 53