137 lines
5.1 KiB
Java
137 lines
5.1 KiB
Java
/*
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* Copyright (C) 2007 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 com.android.settings.R;
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import com.android.settings.SettingsPreferenceFragment;
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import android.app.Activity;
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import android.content.Context;
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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.SystemProperties;
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import android.preference.ListPreference;
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import android.preference.Preference;
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import android.provider.Settings;
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import android.text.TextUtils;
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import android.widget.Toast;
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import android.util.Log;
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public class AdvancedSettings extends SettingsPreferenceFragment
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implements Preference.OnPreferenceChangeListener {
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private static final String TAG = "AdvancedSettings";
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private static final String KEY_MAC_ADDRESS = "mac_address";
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private static final String KEY_CURRENT_IP_ADDRESS = "current_ip_address";
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private static final String KEY_SLEEP_POLICY = "sleep_policy";
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private static final String KEY_FREQUENCY_BAND = "frequency_band";
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private WifiManager mWifiManager;
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@Override
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public void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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addPreferencesFromResource(R.xml.wifi_advanced_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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}
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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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refreshWifiInfo();
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}
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private void initPreferences() {
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ListPreference pref = (ListPreference) findPreference(KEY_SLEEP_POLICY);
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pref.setOnPreferenceChangeListener(this);
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int value = Settings.System.getInt(getContentResolver(),
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Settings.System.WIFI_SLEEP_POLICY, Settings.System.WIFI_SLEEP_POLICY_DEFAULT);
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pref.setValue(String.valueOf(value));
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pref = (ListPreference) findPreference(KEY_FREQUENCY_BAND);
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if (mWifiManager.isDualBandSupported()) {
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pref.setOnPreferenceChangeListener(this);
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value = mWifiManager.getFrequencyBand();
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if (value != -1) {
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pref.setValue(String.valueOf(value));
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} else {
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Log.e(TAG, "Failed to fetch frequency band");
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}
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} else {
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getPreferenceScreen().removePreference(pref);
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}
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}
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public boolean onPreferenceChange(Preference preference, Object newValue) {
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String key = preference.getKey();
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if (key == null) return true;
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if (key.equals(KEY_SLEEP_POLICY)) {
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try {
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Settings.System.putInt(getContentResolver(),
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Settings.System.WIFI_SLEEP_POLICY, Integer.parseInt(((String) newValue)));
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} catch (NumberFormatException e) {
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Toast.makeText(getActivity(), 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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} else if (key.equals(KEY_FREQUENCY_BAND)) {
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try {
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mWifiManager.setFrequencyBand(Integer.parseInt(((String) newValue)), true);
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} catch (NumberFormatException e) {
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Toast.makeText(getActivity(), R.string.wifi_setting_frequency_band_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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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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: getActivity().getString(R.string.status_unavailable));
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Preference wifiIpAddressPref = findPreference(KEY_CURRENT_IP_ADDRESS);
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String ipAddress = null;
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if (wifiInfo != null) {
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long addr = wifiInfo.getIpAddress();
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if (addr != 0) {
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// handle negative values whe first octet > 127
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if (addr < 0) addr += 0x100000000L;
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ipAddress = String.format("%d.%d.%d.%d",
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addr & 0xFF, (addr >> 8) & 0xFF, (addr >> 16) & 0xFF, (addr >> 24) & 0xFF);
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}
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}
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wifiIpAddressPref.setSummary(ipAddress == null ?
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getActivity().getString(R.string.status_unavailable) : ipAddress);
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}
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}
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