[Settings] Refactor: Add LocalePickerBaseListPreferenceController

Bug: 377664066
Flag: EXEMPT refactor
Change-Id: I2b0c0e9e121d7ab09cb8f627afa34a4f58ec9f9b

src/com/android/settings/localepicker/SystemLocaleAllListPreferenceController.java

@@ -0,0 +1,87 @@
+/**
+ * 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.localepicker;
+
+import android.content.Context;
+import android.os.LocaleList;
+
+import com.android.internal.app.LocaleCollectorBase;
+import com.android.internal.app.LocaleStore;
+import com.android.internal.app.SystemLocaleCollector;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+
+public class SystemLocaleAllListPreferenceController extends
+        LocalePickerBaseListPreferenceController {
+    private static final String KEY_PREFERENCE_CATEGORY_ADD_LANGUAGE_ALL_SUPPORTED =
+            "system_language_all_supported_category";
+    private static final String KEY_PREFERENCE_SYSTEM_LOCALE_LIST = "system_locale_list";
+
+    private boolean mIsNumberingSystemMode;
+    @Nullable private LocaleStore.LocaleInfo mLocaleInfo;
+    @Nullable private LocaleList mExplicitLocales;
+
+    public SystemLocaleAllListPreferenceController(@NonNull Context context,
+            @NonNull String preferenceKey) {
+        super(context, preferenceKey);
+    }
+
+    public SystemLocaleAllListPreferenceController(@NonNull Context context,
+            @NonNull String preferenceKey, @NonNull LocaleStore.LocaleInfo parentLocale,
+            boolean isNumberingSystemMode) {
+        super(context, preferenceKey);
+        mLocaleInfo = parentLocale;
+        mIsNumberingSystemMode = isNumberingSystemMode;
+    }
+
+    public SystemLocaleAllListPreferenceController(@NonNull Context context,
+            @NonNull String preferenceKey, @Nullable LocaleList explicitLocales) {
+        super(context, preferenceKey);
+        mExplicitLocales = explicitLocales;
+    }
+
+    @Override
+    protected String getPreferenceCategoryKey() {
+        return KEY_PREFERENCE_CATEGORY_ADD_LANGUAGE_ALL_SUPPORTED;
+    }
+
+    @Override
+    public @NonNull String getPreferenceKey() {
+        return KEY_PREFERENCE_SYSTEM_LOCALE_LIST;
+    }
+
+    @Override
+    protected LocaleCollectorBase getLocaleCollectorController(Context context) {
+        return new SystemLocaleCollector(context, getExplicitLocaleList());
+    }
+
+    @Override
+    protected @Nullable LocaleStore.LocaleInfo getParentLocale() {
+        return mLocaleInfo;
+    }
+
+    @Override
+    protected boolean isNumberingMode() {
+        return mIsNumberingSystemMode;
+    }
+
+    @Override
+    protected @Nullable LocaleList getExplicitLocaleList() {
+        return mExplicitLocales;
+    }
+}