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 18 package com.android.systemui.deviceentry.ui.binder 19 20 import android.annotation.SuppressLint 21 import androidx.core.view.isInvisible 22 import androidx.lifecycle.Lifecycle 23 import androidx.lifecycle.repeatOnLifecycle 24 import com.android.systemui.deviceentry.ui.view.UdfpsAccessibilityOverlay 25 import com.android.systemui.deviceentry.ui.viewmodel.UdfpsAccessibilityOverlayViewModel 26 import com.android.systemui.lifecycle.repeatWhenAttached 27 28 object UdfpsAccessibilityOverlayBinder { 29 30 /** Forwards hover events to the view model to make guided announcements for accessibility. */ 31 @SuppressLint("ClickableViewAccessibility") 32 @JvmStatic 33 fun bind( 34 view: UdfpsAccessibilityOverlay, 35 viewModel: UdfpsAccessibilityOverlayViewModel, 36 ) { 37 view.setOnHoverListener { v, event -> viewModel.onHoverEvent(v, event) } 38 view.repeatWhenAttached { 39 // Repeat on CREATED because we update the visibility of the view 40 repeatOnLifecycle(Lifecycle.State.CREATED) { 41 viewModel.visible.collect { visible -> view.isInvisible = !visible } 42 } 43 } 44 } 45 } 46