c179f33c87
Also update the settings code to reflect the new tristate semantics of the NETWORK_AVOID_BAD_WIFI setting. Bug: 31075769 Change-Id: Icd21d8272abe6afd42ee8a41e2c7e1a6af77f0b3
291 lines
12 KiB
Java
291 lines
12 KiB
Java
/*
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* Copyright (C) 2015 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.settings.wifi;
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import android.content.BroadcastReceiver;
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import android.content.Context;
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import android.content.Intent;
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import android.content.IntentFilter;
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import android.content.res.Resources;
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import android.net.NetworkScoreManager;
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import android.net.NetworkScorerAppManager;
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import android.net.wifi.WifiConfiguration;
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import android.net.wifi.WifiInfo;
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import android.net.wifi.WifiManager;
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import android.os.Bundle;
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import android.os.UserManager;
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import android.provider.Settings;
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import android.support.v14.preference.SwitchPreference;
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import android.support.v7.preference.ListPreference;
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import android.support.v7.preference.Preference;
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import android.text.TextUtils;
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import android.util.Log;
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import android.widget.Toast;
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import com.android.internal.logging.MetricsProto.MetricsEvent;
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import com.android.settings.AppListSwitchPreference;
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import com.android.settings.R;
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import com.android.settings.SettingsPreferenceFragment;
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import com.android.settings.Utils;
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import java.util.Collection;
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import java.util.List;
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public class ConfigureWifiSettings extends SettingsPreferenceFragment
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implements Preference.OnPreferenceChangeListener {
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private static final String TAG = "ConfigureWifiSettings";
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private static final String KEY_MAC_ADDRESS = "mac_address";
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private static final String KEY_SAVED_NETWORKS = "saved_networks";
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private static final String KEY_CURRENT_IP_ADDRESS = "current_ip_address";
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private static final String KEY_NOTIFY_OPEN_NETWORKS = "notify_open_networks";
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private static final String KEY_SLEEP_POLICY = "sleep_policy";
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private static final String KEY_CELLULAR_FALLBACK = "wifi_cellular_data_fallback";
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private static final String KEY_WIFI_ASSISTANT = "wifi_assistant";
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private WifiManager mWifiManager;
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private NetworkScoreManager mNetworkScoreManager;
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private AppListSwitchPreference mWifiAssistantPreference;
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private IntentFilter mFilter;
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@Override
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public void onCreate(Bundle icicle) {
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super.onCreate(icicle);
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addPreferencesFromResource(R.xml.wifi_configure_settings);
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}
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@Override
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public void onActivityCreated(Bundle savedInstanceState) {
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super.onActivityCreated(savedInstanceState);
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mWifiManager = (WifiManager) getSystemService(Context.WIFI_SERVICE);
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mFilter = new IntentFilter();
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mFilter.addAction(WifiManager.LINK_CONFIGURATION_CHANGED_ACTION);
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mFilter.addAction(WifiManager.NETWORK_STATE_CHANGED_ACTION);
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mNetworkScoreManager =
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(NetworkScoreManager) getSystemService(Context.NETWORK_SCORE_SERVICE);
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}
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@Override
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public void onResume() {
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super.onResume();
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initPreferences();
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getActivity().registerReceiver(mReceiver, mFilter);
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refreshWifiInfo();
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}
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@Override
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public void onPause() {
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super.onPause();
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getActivity().unregisterReceiver(mReceiver);
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}
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private void initPreferences() {
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List<WifiConfiguration> configs = mWifiManager.getConfiguredNetworks();
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if (configs == null || configs.size() == 0) {
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removePreference(KEY_SAVED_NETWORKS);
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}
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SwitchPreference notifyOpenNetworks =
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(SwitchPreference) findPreference(KEY_NOTIFY_OPEN_NETWORKS);
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notifyOpenNetworks.setChecked(Settings.Global.getInt(getContentResolver(),
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Settings.Global.WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON, 0) == 1);
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notifyOpenNetworks.setEnabled(mWifiManager.isWifiEnabled());
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final Context context = getActivity();
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if (avoidBadWifiConfig()) {
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// Hide preference toggle, always avoid bad wifi networks.
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removePreference(KEY_CELLULAR_FALLBACK);
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} else {
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// Show preference toggle, initialized based on current settings value.
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boolean currentSetting = avoidBadWifiCurrentSettings();
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SwitchPreference pref = (SwitchPreference) findPreference(KEY_CELLULAR_FALLBACK);
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// TODO: can this ever be null? The return value of avoidBadWifiConfig() can only
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// change if the resources change, but if that happens the activity will be recreated...
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if (pref != null) {
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pref.setChecked(currentSetting);
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}
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}
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mWifiAssistantPreference = (AppListSwitchPreference) findPreference(KEY_WIFI_ASSISTANT);
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Collection<NetworkScorerAppManager.NetworkScorerAppData> scorers =
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NetworkScorerAppManager.getAllValidScorers(context);
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if (UserManager.get(context).isAdminUser() && !scorers.isEmpty()) {
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mWifiAssistantPreference.setOnPreferenceChangeListener(this);
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initWifiAssistantPreference(scorers);
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} else if (mWifiAssistantPreference != null) {
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getPreferenceScreen().removePreference(mWifiAssistantPreference);
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}
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ListPreference sleepPolicyPref = (ListPreference) findPreference(KEY_SLEEP_POLICY);
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if (sleepPolicyPref != null) {
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if (Utils.isWifiOnly(context)) {
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sleepPolicyPref.setEntries(R.array.wifi_sleep_policy_entries_wifi_only);
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}
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sleepPolicyPref.setOnPreferenceChangeListener(this);
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int value = Settings.Global.getInt(getContentResolver(),
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Settings.Global.WIFI_SLEEP_POLICY,
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Settings.Global.WIFI_SLEEP_POLICY_NEVER);
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String stringValue = String.valueOf(value);
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sleepPolicyPref.setValue(stringValue);
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updateSleepPolicySummary(sleepPolicyPref, stringValue);
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}
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}
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private void updateSleepPolicySummary(Preference sleepPolicyPref, String value) {
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if (value != null) {
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String[] values = getResources().getStringArray(R.array.wifi_sleep_policy_values);
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final int summaryArrayResId = Utils.isWifiOnly(getActivity()) ?
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R.array.wifi_sleep_policy_entries_wifi_only : R.array.wifi_sleep_policy_entries;
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String[] summaries = getResources().getStringArray(summaryArrayResId);
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for (int i = 0; i < values.length; i++) {
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if (value.equals(values[i])) {
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if (i < summaries.length) {
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sleepPolicyPref.setSummary(summaries[i]);
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return;
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}
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}
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}
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}
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sleepPolicyPref.setSummary("");
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Log.e(TAG, "Invalid sleep policy value: " + value);
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}
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private boolean avoidBadWifiConfig() {
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return getActivity().getResources().getInteger(
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com.android.internal.R.integer.config_networkAvoidBadWifi) == 1;
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}
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private boolean avoidBadWifiCurrentSettings() {
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return "1".equals(Settings.Global.getString(getContentResolver(),
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Settings.Global.NETWORK_AVOID_BAD_WIFI));
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}
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@Override
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public boolean onPreferenceTreeClick(Preference preference) {
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String key = preference.getKey();
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if (KEY_NOTIFY_OPEN_NETWORKS.equals(key)) {
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Settings.Global.putInt(getContentResolver(),
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Settings.Global.WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON,
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((SwitchPreference) preference).isChecked() ? 1 : 0);
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} else if (KEY_CELLULAR_FALLBACK.equals(key)) {
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// On: avoid bad wifi. Off: prompt.
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String settingName = Settings.Global.NETWORK_AVOID_BAD_WIFI;
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Settings.Global.putString(getContentResolver(), settingName,
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((SwitchPreference) preference).isChecked() ? "1" : null);
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} else {
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return super.onPreferenceTreeClick(preference);
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}
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return true;
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}
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@Override
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public boolean onPreferenceChange(Preference preference, Object newValue) {
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final Context context = getActivity();
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String key = preference.getKey();
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if (KEY_WIFI_ASSISTANT.equals(key)) {
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NetworkScorerAppManager.NetworkScorerAppData wifiAssistant =
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NetworkScorerAppManager.getScorer(context, (String) newValue);
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if (wifiAssistant == null) {
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mNetworkScoreManager.setActiveScorer(null);
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return true;
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}
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Intent intent = new Intent();
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if (wifiAssistant.mConfigurationActivityClassName != null) {
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// App has a custom configuration activity; launch that.
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// This custom activity will be responsible for launching the system
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// dialog.
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intent.setClassName(wifiAssistant.mPackageName,
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wifiAssistant.mConfigurationActivityClassName);
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} else {
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// Fall back on the system dialog.
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intent.setAction(NetworkScoreManager.ACTION_CHANGE_ACTIVE);
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intent.putExtra(NetworkScoreManager.EXTRA_PACKAGE_NAME,
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wifiAssistant.mPackageName);
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}
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startActivity(intent);
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// Don't update the preference widget state until the child activity returns.
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// It will be updated in onResume after the activity finishes.
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return false;
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}
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if (KEY_SLEEP_POLICY.equals(key)) {
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try {
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String stringValue = (String) newValue;
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Settings.Global.putInt(getContentResolver(), Settings.Global.WIFI_SLEEP_POLICY,
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Integer.parseInt(stringValue));
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updateSleepPolicySummary(preference, stringValue);
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} catch (NumberFormatException e) {
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Toast.makeText(context, R.string.wifi_setting_sleep_policy_error,
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Toast.LENGTH_SHORT).show();
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return false;
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}
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}
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return true;
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}
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private void refreshWifiInfo() {
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final Context context = getActivity();
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WifiInfo wifiInfo = mWifiManager.getConnectionInfo();
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Preference wifiMacAddressPref = findPreference(KEY_MAC_ADDRESS);
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String macAddress = wifiInfo == null ? null : wifiInfo.getMacAddress();
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wifiMacAddressPref.setSummary(!TextUtils.isEmpty(macAddress) ? macAddress
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: context.getString(R.string.status_unavailable));
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wifiMacAddressPref.setSelectable(false);
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Preference wifiIpAddressPref = findPreference(KEY_CURRENT_IP_ADDRESS);
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String ipAddress = Utils.getWifiIpAddresses(context);
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wifiIpAddressPref.setSummary(ipAddress == null ?
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context.getString(R.string.status_unavailable) : ipAddress);
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wifiIpAddressPref.setSelectable(false);
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}
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private void initWifiAssistantPreference(
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Collection<NetworkScorerAppManager.NetworkScorerAppData> scorers) {
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int count = scorers.size();
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String[] packageNames = new String[count];
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int i = 0;
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for (NetworkScorerAppManager.NetworkScorerAppData scorer : scorers) {
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packageNames[i] = scorer.mPackageName;
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i++;
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}
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mWifiAssistantPreference.setPackageNames(packageNames,
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mNetworkScoreManager.getActiveScorerPackage());
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}
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@Override
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protected int getMetricsCategory() {
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return MetricsEvent.CONFIGURE_WIFI;
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}
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private final BroadcastReceiver mReceiver = new BroadcastReceiver() {
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@Override
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public void onReceive(Context context, Intent intent) {
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String action = intent.getAction();
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if (action.equals(WifiManager.LINK_CONFIGURATION_CHANGED_ACTION) ||
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action.equals(WifiManager.NETWORK_STATE_CHANGED_ACTION)) {
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refreshWifiInfo();
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}
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}
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};
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}
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