Merge "Implement WifiNetworkListFragment - Part 2"

import android.app.Activity;

import android.content.Context;

import android.content.Intent;

import android.net.NetworkInfo.DetailedState;

import android.net.wifi.WifiConfiguration;

import android.net.wifi.WifiManager;

import android.os.Bundle;

import java.util.List;

import androidx.annotation.VisibleForTesting;

import androidx.preference.Preference;

import androidx.preference.PreferenceCategory;

    private WifiManager.ActionListener mSaveListener;

    @VisibleForTesting

    boolean mUseConnectedAccessPointDirectly;

    // Container Activity must implement this interface

    public interface OnChooseNetworkListener {

        public void onChooseNetwork(WifiNetworkConfig wifiNetworkConfig);

        super.onActivityCreated(savedInstanceState);

        mWifiTracker = WifiTrackerFactory.create(getActivity(), this,

                getSettingsLifecycle(), /* includeSaved */true, /* includeSaved */ true);

                getSettingsLifecycle(), /* includeSaved */true, /* includeScans */ true);

        mWifiManager = mWifiTracker.getManager();

        mSaveListener = new WifiManager.ActionListener() {

                }

            }

        };

        mUseConnectedAccessPointDirectly = true;

    }

    @Override

            // Check if this access point is valid for DPP.

            if (isValidForDppConfiguration(accessPoint)) {

                final String key = accessPoint.getKey();

                // Check if this access point is already connected.

                if (mUseConnectedAccessPointDirectly

                        && accessPoint.getDetailedState() == DetailedState.CONNECTED) {

                    // Uses connected access point to start DPP in Configurator-Initiator role

                    // directly.

                    onPreferenceTreeClick(createAccessPointPreference(accessPoint));

                    removeCachedPrefs(mAccessPointsPreferenceCategory);

                    return;

                }

                hasAvailableAccessPoints = true;

                final AccessPointPreference pref = (AccessPointPreference) getCachedPreference(key);

                if (pref != null) {

    private void callOnWifiStateChanged(int state) {

        mActivityRule.getActivity().getMainThreadHandler()

                .post(() -> mWifiNetworkListFragment.onWifiStateChanged(state));

        mWifiNetworkListFragment.mUseConnectedAccessPointDirectly = false;

    }

    /** Launch the activity via an Intent with a String extra. */