2 * Copyright (C) 2011 The Android Open Source Project
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
17 package com.android.settings.wifi;
19 import android.content.Context;
20 import android.net.wifi.WifiInfo;
21 import android.net.wifi.WifiManager;
22 import android.os.Bundle;
23 import android.preference.CheckBoxPreference;
24 import android.preference.ListPreference;
25 import android.preference.Preference;
26 import android.preference.PreferenceScreen;
27 import android.provider.Settings;
28 import android.provider.Settings.Secure;
29 import android.text.TextUtils;
30 import android.util.Log;
31 import android.widget.Toast;
33 import com.android.settings.R;
34 import com.android.settings.SettingsPreferenceFragment;
35 import com.android.settings.Utils;
37 public class AdvancedWifiSettings extends SettingsPreferenceFragment
38 implements Preference.OnPreferenceChangeListener {
40 private static final String TAG = "AdvancedWifiSettings";
41 private static final String KEY_MAC_ADDRESS = "mac_address";
42 private static final String KEY_CURRENT_IP_ADDRESS = "current_ip_address";
43 private static final String KEY_FREQUENCY_BAND = "frequency_band";
44 private static final String KEY_NOTIFY_OPEN_NETWORKS = "notify_open_networks";
45 private static final String KEY_SLEEP_POLICY = "sleep_policy";
46 private static final String KEY_ENABLE_WIFI_WATCHDOG = "wifi_enable_watchdog_service";
48 private WifiManager mWifiManager;
51 public void onCreate(Bundle savedInstanceState) {
52 super.onCreate(savedInstanceState);
53 addPreferencesFromResource(R.xml.wifi_advanced_settings);
57 public void onActivityCreated(Bundle savedInstanceState) {
58 super.onActivityCreated(savedInstanceState);
59 mWifiManager = (WifiManager) getSystemService(Context.WIFI_SERVICE);
63 public void onResume() {
69 private void initPreferences() {
70 CheckBoxPreference notifyOpenNetworks =
71 (CheckBoxPreference) findPreference(KEY_NOTIFY_OPEN_NETWORKS);
72 notifyOpenNetworks.setChecked(Secure.getInt(getContentResolver(),
73 Secure.WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON, 0) == 1);
74 notifyOpenNetworks.setEnabled(mWifiManager.isWifiEnabled());
76 CheckBoxPreference watchdogEnabled =
77 (CheckBoxPreference) findPreference(KEY_ENABLE_WIFI_WATCHDOG);
78 watchdogEnabled.setChecked(Secure.getInt(getContentResolver(),
79 Secure.WIFI_WATCHDOG_ON, 1) == 1);
81 ListPreference frequencyPref = (ListPreference) findPreference(KEY_FREQUENCY_BAND);
83 if (mWifiManager.isDualBandSupported()) {
84 frequencyPref.setOnPreferenceChangeListener(this);
85 int value = mWifiManager.getFrequencyBand();
87 frequencyPref.setValue(String.valueOf(value));
89 Log.e(TAG, "Failed to fetch frequency band");
92 if (frequencyPref != null) {
93 // null if it has already been removed before resume
94 getPreferenceScreen().removePreference(frequencyPref);
98 ListPreference sleepPolicyPref = (ListPreference) findPreference(KEY_SLEEP_POLICY);
99 if (sleepPolicyPref != null) {
100 if (Utils.isWifiOnly(getActivity())) {
101 sleepPolicyPref.setEntries(R.array.wifi_sleep_policy_entries_wifi_only);
103 sleepPolicyPref.setOnPreferenceChangeListener(this);
104 int value = Settings.System.getInt(getContentResolver(),
105 Settings.System.WIFI_SLEEP_POLICY,
106 Settings.System.WIFI_SLEEP_POLICY_NEVER);
107 String stringValue = String.valueOf(value);
108 sleepPolicyPref.setValue(stringValue);
109 updateSleepPolicySummary(sleepPolicyPref, stringValue);
113 private void updateSleepPolicySummary(Preference sleepPolicyPref, String value) {
115 String[] values = getResources().getStringArray(R.array.wifi_sleep_policy_values);
116 final int summaryArrayResId = Utils.isWifiOnly(getActivity()) ?
117 R.array.wifi_sleep_policy_entries_wifi_only : R.array.wifi_sleep_policy_entries;
118 String[] summaries = getResources().getStringArray(summaryArrayResId);
119 for (int i = 0; i < values.length; i++) {
120 if (value.equals(values[i])) {
121 if (i < summaries.length) {
122 sleepPolicyPref.setSummary(summaries[i]);
129 sleepPolicyPref.setSummary("");
130 Log.e(TAG, "Invalid sleep policy value: " + value);
134 public boolean onPreferenceTreeClick(PreferenceScreen screen, Preference preference) {
135 String key = preference.getKey();
137 if (KEY_NOTIFY_OPEN_NETWORKS.equals(key)) {
138 Secure.putInt(getContentResolver(),
139 Secure.WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON,
140 ((CheckBoxPreference) preference).isChecked() ? 1 : 0);
141 } else if (KEY_ENABLE_WIFI_WATCHDOG.equals(key)) {
142 Secure.putInt(getContentResolver(),
143 Secure.WIFI_WATCHDOG_ON,
144 ((CheckBoxPreference) preference).isChecked() ? 1 : 0);
146 return super.onPreferenceTreeClick(screen, preference);
152 public boolean onPreferenceChange(Preference preference, Object newValue) {
153 String key = preference.getKey();
155 if (KEY_FREQUENCY_BAND.equals(key)) {
157 mWifiManager.setFrequencyBand(Integer.parseInt((String) newValue), true);
158 } catch (NumberFormatException e) {
159 Toast.makeText(getActivity(), R.string.wifi_setting_frequency_band_error,
160 Toast.LENGTH_SHORT).show();
165 if (KEY_SLEEP_POLICY.equals(key)) {
167 String stringValue = (String) newValue;
168 Settings.System.putInt(getContentResolver(), Settings.System.WIFI_SLEEP_POLICY,
169 Integer.parseInt(stringValue));
170 updateSleepPolicySummary(preference, stringValue);
171 } catch (NumberFormatException e) {
172 Toast.makeText(getActivity(), R.string.wifi_setting_sleep_policy_error,
173 Toast.LENGTH_SHORT).show();
181 private void refreshWifiInfo() {
182 WifiInfo wifiInfo = mWifiManager.getConnectionInfo();
184 Preference wifiMacAddressPref = findPreference(KEY_MAC_ADDRESS);
185 String macAddress = wifiInfo == null ? null : wifiInfo.getMacAddress();
186 wifiMacAddressPref.setSummary(!TextUtils.isEmpty(macAddress) ? macAddress
187 : getActivity().getString(R.string.status_unavailable));
189 Preference wifiIpAddressPref = findPreference(KEY_CURRENT_IP_ADDRESS);
190 String ipAddress = Utils.getWifiIpAddresses(getActivity());
191 wifiIpAddressPref.setSummary(ipAddress == null ?
192 getActivity().getString(R.string.status_unavailable) : ipAddress);