Migrate System -> Languages to Catalyst

Bug: 375543649
Test: atest SettingsUnitTests
Flag: com.android.settings.flags.catalyst_language_setting
Change-Id: If7d01bd76ebf8cecb3bcc6b6528cfaec176cdc93

src/com/android/settings/language/LanguageSettingScreen.kt

@@ -0,0 +1,54 @@
+/*
+ * Copyright (C) 2024 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.
+ */
+package com.android.settings.language
+
+import android.content.ComponentName
+import android.content.Context
+import android.content.pm.PackageManager
+import com.android.settings.R
+import com.android.settings.Settings.LanguageSettingsActivity
+import com.android.settings.flags.Flags
+import com.android.settingslib.metadata.PreferenceAvailabilityProvider
+import com.android.settingslib.metadata.ProvidePreferenceScreen
+import com.android.settingslib.metadata.preferenceHierarchy
+import com.android.settingslib.preference.PreferenceScreenCreator
+
+@ProvidePreferenceScreen
+class LanguageSettingScreen: PreferenceScreenCreator {
+    override val key: String
+        get() = KEY
+
+    override val title: Int
+        get() = R.string.languages_settings
+
+    override val summary: Int
+        get() = R.string.languages_setting_summary
+
+    override val icon: Int
+        get() = R.drawable.ic_settings_languages
+
+    override fun isFlagEnabled(context: Context) = Flags.catalystLanguageSetting()
+
+    override fun hasCompleteHierarchy() = false
+
+    override fun fragmentClass() = LanguageSettings::class.java
+
+    override fun getPreferenceHierarchy(context: Context) = preferenceHierarchy(this) {}
+
+    companion object {
+        const val KEY = "language_setting"
+    }
+}

src/com/android/settings/language/LanguageSettings.java

@@ -66,6 +66,11 @@ public class LanguageSettings extends DashboardFragment {
         activity.setTitle(R.string.languages_settings);
     }
 
+    @Override
+    public @Nullable String getPreferenceScreenBindingKey(@NonNull Context context) {
+        return LanguageSettingScreen.KEY;
+    }
+
     @Override
     protected int getPreferenceScreenResId() {
         return R.xml.language_settings;