Merge "Hide Wireless Emergency Alerts on unsupported devices" into sc-dev

package com.android.settings.emergency;

import android.app.settings.SettingsEnums;

import android.content.Context;

import com.android.settings.R;

import com.android.settings.dashboard.DashboardFragment;

import com.android.settings.notification.EmergencyBroadcastPreferenceController;

import com.android.settings.search.BaseSearchIndexProvider;

import com.android.settingslib.core.AbstractPreferenceController;

import com.android.settingslib.search.SearchIndexable;

import java.util.ArrayList;

import java.util.List;

/**

 * {@link DashboardFragment} that hosts emergency/safety related settings.

public class EmergencyDashboardFragment extends DashboardFragment {

    private static final String TAG = "EmergencyDashboard";

    private static final String WEA_PREF_KEY = "app_and_notif_cell_broadcast_settings";

    @Override

    protected int getPreferenceScreenResId() {

        return SettingsEnums.EMERGENCY_SETTINGS;

    }

    @Override

    protected List<AbstractPreferenceController> createPreferenceControllers(Context context) {

        return buildPreferenceControllers(context);

    }

    private static List<AbstractPreferenceController> buildPreferenceControllers(Context context) {

        final List<AbstractPreferenceController> controllers = new ArrayList<>();

        controllers.add(new EmergencyBroadcastPreferenceController(context, WEA_PREF_KEY));

        return controllers;

    }

    public static final BaseSearchIndexProvider SEARCH_INDEX_DATA_PROVIDER =

            new BaseSearchIndexProvider(R.xml.emergency_settings);

}