1 /* 2 * 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.biometrics 18 19 import android.content.res.Resources 20 import android.os.Bundle 21 import android.view.View 22 import android.view.accessibility.AccessibilityNodeInfo 23 import com.android.systemui.dagger.SysUISingleton 24 import com.android.systemui.dagger.qualifiers.Main 25 import com.android.systemui.deviceentry.domain.interactor.DeviceEntryFaceAuthInteractor 26 import com.android.systemui.res.R 27 import javax.inject.Inject 28 29 /** 30 * Accessibility delegate that will add a click accessibility action to a view when face auth can 31 * run. When the click a11y action is triggered, face auth will retry. 32 */ 33 @SysUISingleton 34 class FaceAuthAccessibilityDelegate 35 @Inject 36 constructor( 37 @Main private val resources: Resources, 38 private val faceAuthInteractor: DeviceEntryFaceAuthInteractor, 39 ) : View.AccessibilityDelegate() { onInitializeAccessibilityNodeInfonull40 override fun onInitializeAccessibilityNodeInfo(host: View, info: AccessibilityNodeInfo) { 41 super.onInitializeAccessibilityNodeInfo(host, info) 42 if (faceAuthInteractor.canFaceAuthRun()) { 43 val clickActionToRetryFace = 44 AccessibilityNodeInfo.AccessibilityAction( 45 AccessibilityNodeInfo.AccessibilityAction.ACTION_CLICK.id, 46 resources.getString(R.string.retry_face) 47 ) 48 info.addAction(clickActionToRetryFace) 49 } 50 } 51 performAccessibilityActionnull52 override fun performAccessibilityAction(host: View, action: Int, args: Bundle?): Boolean { 53 return if (action == AccessibilityNodeInfo.AccessibilityAction.ACTION_CLICK.id) { 54 faceAuthInteractor.onAccessibilityAction() 55 true 56 } else super.performAccessibilityAction(host, action, args) 57 } 58 } 59