src/com/android/settings/security/ContentProtectionPreferenceFragment.java

/*
 * Copyright (C) 2023 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.security;

import android.app.settings.SettingsEnums;
import android.content.Context;
import android.os.Bundle;

import androidx.annotation.VisibleForTesting;
import androidx.preference.Preference;
import androidx.preference.PreferenceScreen;

import com.android.settings.R;
import com.android.settings.dashboard.DashboardFragment;
import com.android.settings.search.BaseSearchIndexProvider;
import com.android.settingslib.search.SearchIndexable;
import com.android.settingslib.widget.SettingsThemeHelper;

@SearchIndexable
// LINT.IfChange
public class ContentProtectionPreferenceFragment extends DashboardFragment {
    private static final String TAG = "ContentProtectionPreferenceFragment";
    private static final String ILLUSTRATION_KEY =
            "content_protection_preference_subpage_illustration";
    private static final String EXPRESSIVE_ILLUSTRATION_KEY =
            "content_protection_preference_subpage_illustration_expressive";

    // Required by @SearchIndexable to make the fragment and preferences to be indexed.
    // Do not rename.
    @VisibleForTesting
    public static final ContentProtectionSearchIndexProvider SEARCH_INDEX_DATA_PROVIDER =
            new ContentProtectionSearchIndexProvider(
                    R.xml.content_protection_preference_fragment);

    @Override
    public void onAttach(Context context) {
        super.onAttach(context);
    }

    @Override
    public void onActivityCreated(Bundle savedInstanceState) {
        super.onActivityCreated(savedInstanceState);
    }

    @Override
    public int getMetricsCategory() {
        return SettingsEnums.CONTENT_PROTECTION_PREFERENCE;
    }

    @Override
    protected int getPreferenceScreenResId() {
        return R.xml.content_protection_preference_fragment;
    }

    @Override
    protected String getLogTag() {
        return TAG;
    }

    @Override
    public void onCreatePreferences(Bundle savedInstanceState, String rootKey) {
        super.onCreatePreferences(savedInstanceState, rootKey);

        final PreferenceScreen preferenceScreen = getPreferenceScreen();
        final String unusedIllustrationPreferenceKey = SettingsThemeHelper.isExpressiveTheme(
                requireContext()) ? ILLUSTRATION_KEY : EXPRESSIVE_ILLUSTRATION_KEY;
        final Preference unusedIllustrationPreference = preferenceScreen.findPreference(
                unusedIllustrationPreferenceKey);
        if (unusedIllustrationPreference != null) {
            preferenceScreen.removePreference(unusedIllustrationPreference);
        }
    }

    public static class ContentProtectionSearchIndexProvider extends BaseSearchIndexProvider {

        public ContentProtectionSearchIndexProvider(int xmlRes) {
            super(xmlRes);
        }

        @Override
        @VisibleForTesting
        public boolean isPageSearchEnabled(Context context) {
            return ContentProtectionPreferenceUtils.isAvailable(context);
        }
    }
}
// LINT.ThenChange(ContentProtectionScreenApi.kt)