Merge "Adjust ConfirmDeviceCredentialActivity system bars" into rvc-dev am: ef28e9b75f

Change-Id: Ib1da534f9cdd0e1f9a1739b9be9d7669f1ec3ca6

res/anim/confirm_credential_biometric_transition_enter.xml

@@ -1,24 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!--
-  ~ Copyright (C) 2018 The Android Open Source Project
-  ~
-  ~ Licensed under the Apache License, Version 2.0 (the "License");
-  ~ you may not use this file except in compliance with the License.
-  ~ You may obtain a copy of the License at
-  ~
-  ~      http://www.apache.org/licenses/LICENSE-2.0
-  ~
-  ~ Unless required by applicable law or agreed to in writing, software
-  ~ distributed under the License is distributed on an "AS IS" BASIS,
-  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-  ~ See the License for the specific language governing permissions and
-  ~ limitations under the License
-  -->
-
-<set xmlns:android="http://schemas.android.com/apk/res/android"
-    android:shareInterpolator="false"
-    android:zAdjustment="top">
-    <alpha android:fromAlpha="0.0" android:toAlpha="1.0"
-        android:interpolator="@android:interpolator/linear_out_slow_in"
-        android:duration="350"/>
-</set>

src/com/android/settings/password/BiometricFragment.java

@@ -77,6 +77,13 @@ public class BiometricFragment extends InstrumentedFragment {
                 mClientCallback.onAuthenticationFailed();
             });
         }
+
+        @Override
+        public void onSystemEvent(int event) {
+            mClientExecutor.execute(() -> {
+                mClientCallback.onSystemEvent(event);
+            });
+        }
     };
 
     private final DialogInterface.OnClickListener mNegativeButtonListener =
@@ -121,10 +128,6 @@ public class BiometricFragment extends InstrumentedFragment {
         }
     }
 
-    boolean isAuthenticating() {
-        return mAuthenticating;
-    }
-
     @Override
     public void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -144,7 +147,8 @@ public class BiometricFragment extends InstrumentedFragment {
                 .setConfirmationRequired(mBundle.getBoolean(
                         BiometricPrompt.KEY_REQUIRE_CONFIRMATION, true))
                 .setDisallowBiometricsIfPolicyExists(mBundle.getBoolean(
-                        BiometricPrompt.EXTRA_DISALLOW_BIOMETRICS_IF_POLICY_EXISTS, false));
+                        BiometricPrompt.EXTRA_DISALLOW_BIOMETRICS_IF_POLICY_EXISTS, false))
+                .setReceiveSystemEvents(true);
 
         mBiometricPrompt = builder.build();
         mCancellationSignal = new CancellationSignal();

src/com/android/settings/password/ConfirmDeviceCredentialActivity.java

@@ -25,6 +25,7 @@ import android.app.admin.DevicePolicyManager;
 import android.app.trust.TrustManager;
 import android.content.Context;
 import android.content.Intent;
+import android.graphics.Color;
 import android.hardware.biometrics.BiometricConstants;
 import android.hardware.biometrics.BiometricManager;
 import android.hardware.biometrics.BiometricPrompt;
@@ -35,6 +36,7 @@ import android.os.Looper;
 import android.os.UserHandle;
 import android.os.UserManager;
 import android.util.Log;
+import android.view.WindowManager;
 
 import androidx.annotation.NonNull;
 import androidx.fragment.app.FragmentActivity;
@@ -142,6 +144,16 @@ public class ConfirmDeviceCredentialActivity extends FragmentActivity {
         public void onAuthenticationFailed() {
             mDevicePolicyManager.reportFailedBiometricAttempt(mUserId);
         }
+
+        @Override
+        public void onSystemEvent(int event) {
+            Log.d(TAG, "SystemEvent: " + event);
+            switch (event) {
+                case BiometricConstants.BIOMETRIC_SYSTEM_EVENT_EARLY_USER_CANCEL:
+                    finish();
+                    break;
+            }
+        }
     };
 
     private String getStringForError(int errorCode) {
@@ -159,6 +171,9 @@ public class ConfirmDeviceCredentialActivity extends FragmentActivity {
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
 
+        getWindow().addFlags(WindowManager.LayoutParams.FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS);
+        getWindow().setStatusBarColor(Color.TRANSPARENT);
+
         mBiometricManager = getSystemService(BiometricManager.class);
         mDevicePolicyManager = getSystemService(DevicePolicyManager.class);
         mUserManager = UserManager.get(this);
@@ -379,14 +394,6 @@ public class ConfirmDeviceCredentialActivity extends FragmentActivity {
         finish();
     }
 
-    @Override
-    public void finish() {
-        super.finish();
-        // Finish without animation since the activity is just there so we can launch
-        // BiometricPrompt.
-        overridePendingTransition(R.anim.confirm_credential_biometric_transition_enter, 0);
-    }
-
     private boolean isInternalActivity() {
         return this instanceof ConfirmDeviceCredentialActivity.InternalActivity;
     }