From 065eef0aac1382b0e2084c5bb31230b986b8886a Mon Sep 17 00:00:00 2001
From: Austin Delgado <austindelgado@google.com>
Date: Tue, 13 Aug 2024 15:05:45 -0700
Subject: Update iconView in biometric prompt to act as a button

When face succeeds during biometric prompt coex, the icon button should
act as a button to support switch and voice access.

Test: verified button works with switch access
Bug: 359394944
Bug: 359423579
Flag: com.android.systemui.bp_icon_a11y
Change-Id: Ifad01107922ac22e78185f17e4aa3203776566f8
---
 .../SystemUI/aconfig/biometrics_framework.aconfig  |  9 ++++++
 .../biometrics/ui/binder/BiometricViewBinder.kt    | 37 ++++++++++++++++------
 2 files changed, 36 insertions(+), 10 deletions(-)

diff --git a/packages/SystemUI/aconfig/biometrics_framework.aconfig b/packages/SystemUI/aconfig/biometrics_framework.aconfig
index 95e4b593a72f..10d7352da7dc 100644
--- a/packages/SystemUI/aconfig/biometrics_framework.aconfig
+++ b/packages/SystemUI/aconfig/biometrics_framework.aconfig
@@ -3,3 +3,12 @@ container: "system"
 
 # NOTE: Keep alphabetized to help limit merge conflicts from multiple simultaneous editors.
 
+flag {
+  name: "bp_icon_a11y"
+  namespace: "biometrics_framework"
+  description: "Fixes biometric prompt icon not working as button with a11y"
+  bug: "359423579"
+  metadata {
+    purpose: PURPOSE_BUGFIX
+  }
+}
diff --git a/packages/SystemUI/src/com/android/systemui/biometrics/ui/binder/BiometricViewBinder.kt b/packages/SystemUI/src/com/android/systemui/biometrics/ui/binder/BiometricViewBinder.kt
index cd9b9bc71f32..0b440ad81fb5 100644
--- a/packages/SystemUI/src/com/android/systemui/biometrics/ui/binder/BiometricViewBinder.kt
+++ b/packages/SystemUI/src/com/android/systemui/biometrics/ui/binder/BiometricViewBinder.kt
@@ -45,6 +45,7 @@ import androidx.lifecycle.lifecycleScope
 import androidx.lifecycle.repeatOnLifecycle
 import com.airbnb.lottie.LottieAnimationView
 import com.airbnb.lottie.LottieCompositionFactory
+import com.android.systemui.Flags.bpIconA11y
 import com.android.systemui.biometrics.Utils.ellipsize
 import com.android.systemui.biometrics.shared.model.BiometricModalities
 import com.android.systemui.biometrics.shared.model.BiometricModality
@@ -54,6 +55,7 @@ import com.android.systemui.biometrics.ui.viewmodel.FingerprintStartMode
 import com.android.systemui.biometrics.ui.viewmodel.PromptMessage
 import com.android.systemui.biometrics.ui.viewmodel.PromptSize
 import com.android.systemui.biometrics.ui.viewmodel.PromptViewModel
+import com.android.systemui.common.ui.view.onTouchListener
 import com.android.systemui.lifecycle.repeatWhenAttached
 import com.android.systemui.res.R
 import com.android.systemui.statusbar.VibratorHelper
@@ -330,17 +332,31 @@ object BiometricViewBinder {
 
                 // reuse the icon as a confirm button
                 launch {
-                    viewModel.isIconConfirmButton
-                        .map { isPending ->
-                            when {
-                                isPending && modalities.hasFaceAndFingerprint ->
-                                    View.OnTouchListener { _: View, event: MotionEvent ->
-                                        viewModel.onOverlayTouch(event)
-                                    }
-                                else -> null
+                    if (bpIconA11y()) {
+                        viewModel.isIconConfirmButton.collect { isButton ->
+                            if (isButton) {
+                                iconView.onTouchListener { _: View, event: MotionEvent ->
+                                    viewModel.onOverlayTouch(event)
+                                }
+                                iconView.setOnClickListener { viewModel.confirmAuthenticated() }
+                            } else {
+                                iconView.setOnTouchListener(null)
+                                iconView.setOnClickListener(null)
                             }
                         }
-                        .collect { onTouch -> iconView.setOnTouchListener(onTouch) }
+                    } else {
+                        viewModel.isIconConfirmButton
+                            .map { isPending ->
+                                when {
+                                    isPending && modalities.hasFaceAndFingerprint ->
+                                        View.OnTouchListener { _: View, event: MotionEvent ->
+                                            viewModel.onOverlayTouch(event)
+                                        }
+                                    else -> null
+                                }
+                            }
+                            .collect { onTouch -> iconView.setOnTouchListener(onTouch) }
+                    }
                 }
 
                 // dismiss prompt when authenticated and confirmed
@@ -358,7 +374,8 @@ object BiometricViewBinder {
                             // Allow icon to be used as confirmation button with udfps and a11y
                             // enabled
                             if (
-                                accessibilityManager.isTouchExplorationEnabled &&
+                                !bpIconA11y() &&
+                                    accessibilityManager.isTouchExplorationEnabled &&
                                     modalities.hasUdfps
                             ) {
                                 iconView.setOnClickListener { viewModel.confirmAuthenticated() }
-- 
cgit v1.2.3-59-g8ed1b