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[android-x86/packages-apps-Settings.git] / src / com / android / settings / wifi / AdvancedWifiSettings.java
1 /*
2  * Copyright (C) 2011 The Android Open Source Project
3  *
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
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
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.
15  */
16
17 package com.android.settings.wifi;
18
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;
32
33 import com.android.settings.R;
34 import com.android.settings.SettingsPreferenceFragment;
35 import com.android.settings.Utils;
36
37 public class AdvancedWifiSettings extends SettingsPreferenceFragment
38         implements Preference.OnPreferenceChangeListener {
39
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";
47
48     private WifiManager mWifiManager;
49
50     @Override
51     public void onCreate(Bundle savedInstanceState) {
52         super.onCreate(savedInstanceState);
53         addPreferencesFromResource(R.xml.wifi_advanced_settings);
54     }
55
56     @Override
57     public void onActivityCreated(Bundle savedInstanceState) {
58         super.onActivityCreated(savedInstanceState);
59         mWifiManager = (WifiManager) getSystemService(Context.WIFI_SERVICE);
60     }
61
62     @Override
63     public void onResume() {
64         super.onResume();
65         initPreferences();
66         refreshWifiInfo();
67     }
68
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());
75
76         CheckBoxPreference watchdogEnabled =
77             (CheckBoxPreference) findPreference(KEY_ENABLE_WIFI_WATCHDOG);
78         watchdogEnabled.setChecked(Secure.getInt(getContentResolver(),
79                 Secure.WIFI_WATCHDOG_ON, 1) == 1);
80
81         //TODO: Bring this back after changing watchdog behavior
82         getPreferenceScreen().removePreference(watchdogEnabled);
83
84         ListPreference frequencyPref = (ListPreference) findPreference(KEY_FREQUENCY_BAND);
85
86         if (mWifiManager.isDualBandSupported()) {
87             frequencyPref.setOnPreferenceChangeListener(this);
88             int value = mWifiManager.getFrequencyBand();
89             if (value != -1) {
90                 frequencyPref.setValue(String.valueOf(value));
91             } else {
92                 Log.e(TAG, "Failed to fetch frequency band");
93             }
94         } else {
95             if (frequencyPref != null) {
96                 // null if it has already been removed before resume
97                 getPreferenceScreen().removePreference(frequencyPref);
98             }
99         }
100
101         ListPreference sleepPolicyPref = (ListPreference) findPreference(KEY_SLEEP_POLICY);
102         if (sleepPolicyPref != null) {
103             if (Utils.isWifiOnly(getActivity())) {
104                 sleepPolicyPref.setEntries(R.array.wifi_sleep_policy_entries_wifi_only);
105             }
106             sleepPolicyPref.setOnPreferenceChangeListener(this);
107             int value = Settings.System.getInt(getContentResolver(),
108                     Settings.System.WIFI_SLEEP_POLICY,
109                     Settings.System.WIFI_SLEEP_POLICY_NEVER);
110             String stringValue = String.valueOf(value);
111             sleepPolicyPref.setValue(stringValue);
112             updateSleepPolicySummary(sleepPolicyPref, stringValue);
113         }
114     }
115
116     private void updateSleepPolicySummary(Preference sleepPolicyPref, String value) {
117         if (value != null) {
118             String[] values = getResources().getStringArray(R.array.wifi_sleep_policy_values);
119             final int summaryArrayResId = Utils.isWifiOnly(getActivity()) ?
120                     R.array.wifi_sleep_policy_entries_wifi_only : R.array.wifi_sleep_policy_entries;
121             String[] summaries = getResources().getStringArray(summaryArrayResId);
122             for (int i = 0; i < values.length; i++) {
123                 if (value.equals(values[i])) {
124                     if (i < summaries.length) {
125                         sleepPolicyPref.setSummary(summaries[i]);
126                         return;
127                     }
128                 }
129             }
130         }
131
132         sleepPolicyPref.setSummary("");
133         Log.e(TAG, "Invalid sleep policy value: " + value);
134     }
135
136     @Override
137     public boolean onPreferenceTreeClick(PreferenceScreen screen, Preference preference) {
138         String key = preference.getKey();
139
140         if (KEY_NOTIFY_OPEN_NETWORKS.equals(key)) {
141             Secure.putInt(getContentResolver(),
142                     Secure.WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON,
143                     ((CheckBoxPreference) preference).isChecked() ? 1 : 0);
144         } else if (KEY_ENABLE_WIFI_WATCHDOG.equals(key)) {
145             Secure.putInt(getContentResolver(),
146                     Secure.WIFI_WATCHDOG_ON,
147                     ((CheckBoxPreference) preference).isChecked() ? 1 : 0);
148         } else {
149             return super.onPreferenceTreeClick(screen, preference);
150         }
151         return true;
152     }
153
154     @Override
155     public boolean onPreferenceChange(Preference preference, Object newValue) {
156         String key = preference.getKey();
157
158         if (KEY_FREQUENCY_BAND.equals(key)) {
159             try {
160                 mWifiManager.setFrequencyBand(Integer.parseInt((String) newValue), true);
161             } catch (NumberFormatException e) {
162                 Toast.makeText(getActivity(), R.string.wifi_setting_frequency_band_error,
163                         Toast.LENGTH_SHORT).show();
164                 return false;
165             }
166         }
167
168         if (KEY_SLEEP_POLICY.equals(key)) {
169             try {
170                 String stringValue = (String) newValue;
171                 Settings.System.putInt(getContentResolver(), Settings.System.WIFI_SLEEP_POLICY,
172                         Integer.parseInt(stringValue));
173                 updateSleepPolicySummary(preference, stringValue);
174             } catch (NumberFormatException e) {
175                 Toast.makeText(getActivity(), R.string.wifi_setting_sleep_policy_error,
176                         Toast.LENGTH_SHORT).show();
177                 return false;
178             }
179         }
180
181         return true;
182     }
183
184     private void refreshWifiInfo() {
185         WifiInfo wifiInfo = mWifiManager.getConnectionInfo();
186
187         Preference wifiMacAddressPref = findPreference(KEY_MAC_ADDRESS);
188         String macAddress = wifiInfo == null ? null : wifiInfo.getMacAddress();
189         wifiMacAddressPref.setSummary(!TextUtils.isEmpty(macAddress) ? macAddress
190                 : getActivity().getString(R.string.status_unavailable));
191
192         Preference wifiIpAddressPref = findPreference(KEY_CURRENT_IP_ADDRESS);
193         String ipAddress = Utils.getWifiIpAddresses(getActivity());
194         wifiIpAddressPref.setSummary(ipAddress == null ?
195                 getActivity().getString(R.string.status_unavailable) : ipAddress);
196     }
197
198 }