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Commit 3e9fddd9 authored by Kevin Chyn's avatar Kevin Chyn
Browse files

Disable guided enrollment for a11y 

Fixes: 186143173
Test: Enable talkback, enroll
Change-Id: I25dacbfacac8d215c545d52a136b154a7d21591d
parent 692fc685

packages/SystemUI/src/com/android/systemui/biometrics/UdfpsEnrollHelper.java

+12 −0
Original line number Diff line number Diff line
@@ -26,6 +26,7 @@ import android.os.UserHandle; 
import android.provider.Settings;

import android.util.Log;

import android.util.TypedValue;

import android.view.accessibility.AccessibilityManager;



import java.util.ArrayList;

import java.util.List;
@@ -53,6 +54,7 @@ public class UdfpsEnrollHelper { 
    @NonNull private final Context mContext;

    // IUdfpsOverlayController reason

    private final int mEnrollReason;

    private final boolean mAccessibilityEnabled;

    @NonNull private final List<PointF> mGuidedEnrollmentPoints;



    private int mTotalSteps = -1;
@@ -67,6 +69,10 @@ public class UdfpsEnrollHelper { 
    public UdfpsEnrollHelper(@NonNull Context context, int reason) {

        mContext = context;

        mEnrollReason = reason;



        final AccessibilityManager am = context.getSystemService(AccessibilityManager.class);

        mAccessibilityEnabled = am.isEnabled();



        mGuidedEnrollmentPoints = new ArrayList<>();



        // Number of pixels per mm
@@ -148,6 +154,8 @@ public class UdfpsEnrollHelper { 
    boolean isCenterEnrollmentComplete() {

        if (mTotalSteps == -1 || mRemainingSteps == -1) {

            return false;

        } else if (mAccessibilityEnabled) {

            return false;

        }

        final int stepsEnrolled = mTotalSteps - mRemainingSteps;

        return stepsEnrolled >= NUM_CENTER_TOUCHES;
@@ -155,6 +163,10 @@ public class UdfpsEnrollHelper { 


    @NonNull

    PointF getNextGuidedEnrollmentPoint() {

        if (mAccessibilityEnabled) {

            return new PointF(0f, 0f);

        }



        float scale = SCALE;

        if (Build.IS_ENG || Build.IS_USERDEBUG) {

            scale = Settings.Secure.getFloatForUser(mContext.getContentResolver(),