Remove description from notifications on locks screen settings page

Remove the text descriptions for the notifications minimalism
style from the notifications on locks screen settings page.

Bug: 367455695
Flag: com.android.server.notification.notification_lock_screen_settings
Test: manual
Change-Id: Icf4e70033dab7aea829a09a6277b47da66efbd01

res/layout/notification_ls_minimalism_selector.xml

@@ -19,22 +19,10 @@
     xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:androidprv="http://schemas.android.com/apk/prv/res/android"
     android:orientation="vertical"
+    android:paddingTop="@dimen/settingslib_illustration_padding"
     android:layout_width="match_parent"
     android:layout_height="wrap_content">
 
-    <TextView
-        android:id="@+id/notif_ls_style_desc"
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:paddingVertical="@dimen/settingslib_illustration_padding"
-        android:paddingEnd="48dp"
-        android:paddingStart="48dp"
-        android:layout_gravity="center_horizontal"
-        android:gravity="center"
-        android:focusable="true"
-        android:textAppearance="?android:attr/textAppearanceSmall"
-        android:textColor="?android:attr/textColorSecondary"/>
-
     <LinearLayout
         android:layout_width="match_parent"
         android:layout_height="wrap_content"

res/values/strings.xml

@@ -8863,15 +8863,9 @@
     <!-- Configure notifications: Value for lockscreen notifications: show all notifications [CHAR LIMIT=60] -->
     <string name="lock_screen_notifs_show_full_list">Full list</string>
 
-    <!-- Configure notifications: Summary for lockscreen notifications: show all notifications [CHAR LIMIT=NONE] -->
-    <string name="lock_screen_notifs_full_list_desc">The current default placement is a full shelf and notification stack.</string>
-
     <!-- Configure notifications: Value for lockscreen notifications: show compact notifications (minimalism on) [CHAR LIMIT=60] -->
     <string name="lock_screen_notifs_show_compact">Compact</string>
 
-    <!-- Configure notifications: Summary for lockscreen notifications: show compact notifications (minimalism on) [CHAR LIMIT=NONE] -->
-    <string name="lock_screen_notifs_compact_desc">New notifications are collapsed into a shelf on your lockscreen.</string>
-
     <!-- Configure notifications: Title for determining which notifications appear on the lock screen [CHAR LIMIT=60] -->
     <string name="lock_screen_notifs_title">Notifications on lock screen</string>
 

src/com/android/settings/notification/lockscreen/MinimalismPreferenceController.java

@@ -27,7 +27,6 @@ import android.os.Handler;
 import android.os.Looper;
 import android.provider.Settings;
 import android.widget.LinearLayout;
-import android.widget.TextView;
 
 import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
@@ -62,13 +61,8 @@ public class MinimalismPreferenceController
             Settings.Secure.getUriFor(LOCK_SCREEN_SHOW_NOTIFICATIONS);
 
     @Nullable private LayoutPreference mPreference;
-    @Nullable private TextView mDescView;
     private Map<Integer, LinearLayout> mButtons = new HashMap<>();
     private Map<Integer, IllustrationPreference> mIllustrations = new HashMap<>();
-    private final Map<Integer, Integer> mDescriptionTexts = Map.ofEntries(
-            Map.entry(LS_MINIMALISM_OFF, R.string.lock_screen_notifs_full_list_desc),
-            Map.entry(LS_MINIMALISM_ON, R.string.lock_screen_notifs_compact_desc)
-    );
 
     private final ContentResolver mContentResolver;
 
@@ -130,7 +124,6 @@ public class MinimalismPreferenceController
     public void displayPreference(@NonNull PreferenceScreen screen) {
         super.displayPreference(screen);
         mPreference = screen.findPreference(KEY_MINIMALISM_PREFERENCE);
-        mDescView = mPreference.findViewById(R.id.notif_ls_style_desc);
 
         mButtons = Map.ofEntries(
                 Map.entry(LS_MINIMALISM_OFF,
@@ -165,14 +158,6 @@ public class MinimalismPreferenceController
                 -> preference.setVisible(currentValue == value));
     }
 
-    private void highlightDescription(int value) {
-        if (mDescView == null) return;
-        Integer descStringId = mDescriptionTexts.get(value);
-        if (descStringId != null) {
-            mDescView.setText(descStringId);
-        }
-    }
-
     private int getCurrentMinimalismValue() {
         return Settings.Secure.getInt(mContext.getContentResolver(),
                 LOCK_SCREEN_NOTIFICATION_MINIMALISM, LS_MINIMALISM_ON);
@@ -190,7 +175,6 @@ public class MinimalismPreferenceController
             int currentValue = getCurrentMinimalismValue();
             highlightButton(currentValue);
             highlightIllustration(currentValue);
-            highlightDescription(currentValue);
         }
     }
 }