New UI to hint user about strong auth

Instead of having a separate textview, we now reuse the detail textview
to show the hint.

Fix: 28204828

Change-Id: I3eff3240bf7ecb1495fbf11a073a273a0de603ae

res/layout/confirm_lock_password_base.xml

@@ -59,15 +59,9 @@
             android:layout_marginEnd="16dp"
             android:layout_marginTop="16dp"/>
 
-        <TextView
+        <View android:layout_width="match_parent"
-            android:id="@+id/strongAuthRequiredText"
+              android:layout_height="0dp"
-            style="@style/TextAppearance.ConfirmDeviceCredentialsStrongAuthRequiredText"
+              android:layout_weight="1"/>
-            android:layout_width="match_parent"
-            android:layout_height="0dp"
-            android:layout_weight="1"
-            android:singleLine="true"
-            android:ellipsize="marquee"
-            android:gravity="center"/>
 
         <EditText
             android:id="@+id/password_entry"

res/layout/confirm_lock_pattern_base.xml

@@ -59,15 +59,9 @@
             android:layout_marginEnd="16dp"
             android:layout_marginTop="16dp"/>
 
-        <TextView
+        <View android:layout_width="match_parent"
-            android:id="@+id/strongAuthRequiredText"
+              android:layout_height="0dp"
-            style="@style/TextAppearance.ConfirmDeviceCredentialsStrongAuthRequiredText"
+              android:layout_weight="0.5"/>
-            android:layout_width="match_parent"
-            android:layout_height="0dp"
-            android:layout_weight="0.5"
-            android:singleLine="true"
-            android:ellipsize="marquee"
-            android:gravity="center"/>
 
         <com.android.internal.widget.LockPatternView
             android:id="@+id/lockPattern"

res/values/strings.xml

@@ -3069,13 +3069,20 @@
     <!-- Message to be used to explain the user that he needs to enter his work password to continue a
          particular operation. [CHAR LIMIT=70]-->
     <string name="lockpassword_confirm_your_password_generic_profile">Enter your work password to continue</string>
-    <!-- An explanation text that the pattern needs to be solved since the device has just been restarted. [CHAR LIMIT=80] -->
-    <string name="lockpassword_strong_auth_required_reason_restart_pattern">Pattern required after device restarts</string>
-    <!-- An explanation text that the pin needs to be entered since the device has just been restarted. [CHAR LIMIT=80] -->
-    <string name="lockpassword_strong_auth_required_reason_restart_pin">PIN required after device restarts</string>
 
+    <!-- An explanation text that the pattern needs to be solved since the device has just been restarted. [CHAR LIMIT=80] -->
+    <string name="lockpassword_strong_auth_required_reason_restart_device_pattern">Use your device pattern to continue. It\'s required after the device restarts.</string>
+    <!-- An explanation text that the pin needs to be entered since the device has just been restarted. [CHAR LIMIT=80] -->
+    <string name="lockpassword_strong_auth_required_reason_restart_device_pin">Enter your device PIN to continue. It\'s required after the device restarts.</string>
     <!-- An explanation text that the password needs to be entered since the device has just been restarted. [CHAR LIMIT=80] -->
-    <string name="lockpassword_strong_auth_required_reason_restart_password">Password required after device restarts</string>
+    <string name="lockpassword_strong_auth_required_reason_restart_device_password">Enter your device password to continue. It\'s required after the device restarts.</string>
+
+    <!-- An explanation text that the pattern needs to be solved since the device has just been restarted. [CHAR LIMIT=80] -->
+    <string name="lockpassword_strong_auth_required_reason_restart_work_pattern">Use your work pattern to continue. It\'s required after the device restarts.</string>
+    <!-- An explanation text that the pin needs to be entered since the device has just been restarted. [CHAR LIMIT=80] -->
+    <string name="lockpassword_strong_auth_required_reason_restart_work_pin">Enter your work PIN to continue. It\'s required after the device restarts.</string>
+    <!-- An explanation text that the password needs to be entered since the device has just been restarted. [CHAR LIMIT=80] -->
+    <string name="lockpassword_strong_auth_required_reason_restart_work_password">Enter your work password to continue. It\'s required after the device restarts.</string>
 
     <!-- Security & location settings screen, change security method screen instruction if user
          enters incorrect PIN [CHAR LIMIT=30] -->

res/values/styles.xml

@@ -357,11 +357,6 @@
         <item name="android:textColor">@color/warning</item>
     </style>
 
-    <style name="TextAppearance.ConfirmDeviceCredentialsStrongAuthRequiredText"
-        parent="android:TextAppearance.Material.Body1">
-        <item name="android:textColor">?android:attr/textColorSecondary</item>
-    </style>
-
     <style name="TextAppearance.Small.SwitchBar">
         <item name="android:textColor">?android:attr/textColorPrimary</item>
         <item name="android:textStyle">normal</item>

src/com/android/settings/ConfirmDeviceCredentialBaseFragment.java

@@ -66,7 +66,7 @@ public abstract class ConfirmDeviceCredentialBaseFragment extends OptionsMenuFra
             PACKAGE + ".ConfirmCredentials.showWhenLocked";
 
     private FingerprintUiHelper mFingerprintHelper;
-    private boolean mIsStrongAuthRequired;
+    protected boolean mIsStrongAuthRequired;
     private boolean mAllowFpAuthentication;
     protected Button mCancelButton;
     protected ImageView mFingerprintIcon;
@@ -74,7 +74,6 @@ public abstract class ConfirmDeviceCredentialBaseFragment extends OptionsMenuFra
     protected int mUserId;
     protected LockPatternUtils mLockPatternUtils;
     protected TextView mErrorTextView;
-    protected TextView mStrongAuthRequiredTextView;
     protected final Handler mHandler = new Handler();
 
     @Override
@@ -97,11 +96,6 @@ public abstract class ConfirmDeviceCredentialBaseFragment extends OptionsMenuFra
     public void onViewCreated(View view, @Nullable Bundle savedInstanceState) {
         super.onViewCreated(view, savedInstanceState);
         mCancelButton = (Button) view.findViewById(R.id.cancelButton);
-        if (mStrongAuthRequiredTextView != null) {
-            // INIVISIBLE instead of GONE because it also acts as a weighted spacer
-            mStrongAuthRequiredTextView.setVisibility(
-                    mIsStrongAuthRequired ? View.VISIBLE : View.INVISIBLE);
-        }
         mFingerprintIcon = (ImageView) view.findViewById(R.id.fingerprintIcon);
         mFingerprintHelper = new FingerprintUiHelper(
                 mFingerprintIcon,

src/com/android/settings/ConfirmLockPassword.java

@@ -50,6 +50,18 @@ import java.util.ArrayList;
 
 public class ConfirmLockPassword extends ConfirmDeviceCredentialBaseActivity {
 
+    // The index of the array is isStrongAuth << 2 + isProfile << 1 + isAlpha.
+    private static final int[] DETAIL_TEXTS = new int[] {
+        R.string.lockpassword_confirm_your_pin_generic,
+        R.string.lockpassword_confirm_your_password_generic,
+        R.string.lockpassword_confirm_your_pin_generic_profile,
+        R.string.lockpassword_confirm_your_password_generic_profile,
+        R.string.lockpassword_strong_auth_required_reason_restart_device_pin,
+        R.string.lockpassword_strong_auth_required_reason_restart_device_password,
+        R.string.lockpassword_strong_auth_required_reason_restart_work_pin,
+        R.string.lockpassword_strong_auth_required_reason_restart_work_password,
+    };
+
     public static class InternalActivity extends ConfirmLockPassword {
     }
 
@@ -124,18 +136,6 @@ public class ConfirmLockPassword extends ConfirmDeviceCredentialBaseActivity {
                     || DevicePolicyManager.PASSWORD_QUALITY_COMPLEX == storedQuality
                     || DevicePolicyManager.PASSWORD_QUALITY_MANAGED == storedQuality;
 
-            // Strong auth is required when the user is locked.
-            // Currently a user does not get locked again until the device restarts. Show the
-            // hint text as "device has just been restarted".
-            mStrongAuthRequiredTextView = (TextView) view.findViewById(R.id.strongAuthRequiredText);
-            if (mIsAlpha) {
-                mStrongAuthRequiredTextView.setText(
-                        R.string.lockpassword_strong_auth_required_reason_restart_password);
-            } else {
-                mStrongAuthRequiredTextView.setText(
-                        R.string.lockpassword_strong_auth_required_reason_restart_pin);
-            }
-
             mImm = (InputMethodManager) getActivity().getSystemService(
                     Context.INPUT_METHOD_SERVICE);
 
@@ -186,13 +186,10 @@ public class ConfirmLockPassword extends ConfirmDeviceCredentialBaseActivity {
         private int getDefaultDetails() {
             boolean isProfile = Utils.isManagedProfile(
                     UserManager.get(getActivity()), mEffectiveUserId);
-            if (mIsAlpha) {
+            // Map boolean flags to an index by isStrongAuth << 2 + isProfile << 1 + isAlpha.
-                return isProfile ? R.string.lockpassword_confirm_your_password_generic_profile
+            int index = ((mIsStrongAuthRequired ? 1 : 0) << 2) + ((isProfile ? 1 : 0 ) << 1)
-                        : R.string.lockpassword_confirm_your_password_generic;
+                    + (mIsAlpha ? 1 : 0);
-            } else {
+            return DETAIL_TEXTS[index];
-                return isProfile ? R.string.lockpassword_confirm_your_pin_generic_profile
-                        : R.string.lockpassword_confirm_your_pin_generic;
-            }
         }
 
         private int getErrorMessage() {

src/com/android/settings/ConfirmLockPattern.java

@@ -118,7 +118,6 @@ public class ConfirmLockPattern extends ConfirmDeviceCredentialBaseActivity {
             mHeaderTextView = (TextView) view.findViewById(R.id.headerText);
             mLockPatternView = (LockPatternView) view.findViewById(R.id.lockPattern);
             mDetailsTextView = (TextView) view.findViewById(R.id.detailsText);
-            mStrongAuthRequiredTextView = (TextView) view.findViewById(R.id.strongAuthRequiredText);
             mErrorTextView = (TextView) view.findViewById(R.id.errorText);
             mLeftSpacerLandscape = view.findViewById(R.id.leftSpacer);
             mRightSpacerLandscape = view.findViewById(R.id.rightSpacer);
@@ -176,13 +175,6 @@ public class ConfirmLockPattern extends ConfirmDeviceCredentialBaseActivity {
                 getFragmentManager().beginTransaction().add(mCredentialCheckResultTracker,
                         FRAGMENT_TAG_CHECK_LOCK_RESULT).commit();
             }
-
-            // Strong auth is required when the user is locked.
-            // Currently a user does not get locked again until the device restarts. Show the
-            // hint text as "device has just been restarted".
-            mStrongAuthRequiredTextView.setText(
-                    R.string.lockpassword_strong_auth_required_reason_restart_pattern);
-
             return view;
         }
 
@@ -237,6 +229,20 @@ public class ConfirmLockPattern extends ConfirmDeviceCredentialBaseActivity {
             mFingerprintIcon.setAlpha(0f);
         }
 
+        private int getDefaultDetails() {
+            boolean isProfile = Utils.isManagedProfile(
+                    UserManager.get(getActivity()), mEffectiveUserId);
+            if (isProfile) {
+                return mIsStrongAuthRequired
+                        ? R.string.lockpassword_strong_auth_required_reason_restart_work_pattern
+                        : R.string.lockpassword_confirm_your_pattern_generic_profile;
+            } else {
+                return mIsStrongAuthRequired
+                        ? R.string.lockpassword_strong_auth_required_reason_restart_device_pattern
+                        : R.string.lockpassword_confirm_your_pattern_generic;
+            }
+        }
+
         private Object[][] getActiveViews() {
             ArrayList<ArrayList<Object>> result = new ArrayList<>();
             result.add(new ArrayList<Object>(Collections.singletonList(mHeaderTextView)));
@@ -282,13 +288,8 @@ public class ConfirmLockPattern extends ConfirmDeviceCredentialBaseActivity {
                     }
                     if (mDetailsText != null) {
                         mDetailsTextView.setText(mDetailsText);
-                    } else if (!Utils.isManagedProfile(
-                            UserManager.get(getActivity()), mEffectiveUserId)) {
-                        mDetailsTextView.setText(
-                                R.string.lockpassword_confirm_your_pattern_generic);
                     } else {
-                        mDetailsTextView.setText(
+                        mDetailsTextView.setText(getDefaultDetails());
-                                R.string.lockpassword_confirm_your_pattern_generic_profile);
                     }
                     mErrorTextView.setText("");
                     if (isProfileChallenge()) {