Apply Expressive style "More” page-down button for Settings

Face Enroll Introduction page

Flag: EXEMPT use SUW/Settings Expressive style API to check

Bug: 394223273

Test: build and manually check the UI and its behaviors
Change-Id: Iad9d6a53363fabad05b45a822f8ba6f1b83b9d7b

src/com/android/settings/biometrics/BiometricUtils.java

@@ -50,8 +50,10 @@ import com.android.settings.overlay.FeatureFactory;
 import com.android.settings.password.ChooseLockGeneric;
 import com.android.settings.password.ChooseLockSettingsHelper;
 import com.android.settings.password.SetupChooseLockGeneric;
+import com.android.settingslib.widget.SettingsThemeHelper;
 
 import com.google.android.setupcompat.util.WizardManagerHelper;
+import com.google.android.setupdesign.util.ThemeHelper;
 
 import java.lang.annotation.Retention;
 import java.lang.annotation.RetentionPolicy;
@@ -530,6 +532,16 @@ public class BiometricUtils {
         return ssb.toString();
     }
 
+    /**
+     * Check if device is using Expressive Style theme.
+     * @param context that for applying Expressive Style
+     * @return true if device using Expressive Style theme, otherwise false.
+     */
+    public static boolean isExpressiveStyle(@NonNull Context context) {
+        return SettingsThemeHelper.isExpressiveTheme(context)
+                || ThemeHelper.shouldApplyGlifExpressiveStyle(context);
+    }
+
     private static String capitalize(final String input) {
         return Character.toUpperCase(input.charAt(0)) + input.substring(1);
     }