Robert Greenwalt | 3901edb | 2010-01-26 10:22:37 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2008 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; |
| 18 | |
Irfan Sheriff | 65cff17 | 2010-02-08 10:46:30 -0800 | [diff] [blame] | 19 | import com.android.settings.wifi.WifiApEnabler; |
| 20 | |
Robert Greenwalt | c3c93e5 | 2010-03-15 17:21:16 -0700 | [diff] [blame] | 21 | import android.app.AlertDialog; |
Irfan Sheriff | 0b26696 | 2010-04-06 15:16:44 -0700 | [diff] [blame] | 22 | import android.app.Dialog; |
Robert Greenwalt | 3901edb | 2010-01-26 10:22:37 -0800 | [diff] [blame] | 23 | import android.os.Bundle; |
Robert Greenwalt | 3901edb | 2010-01-26 10:22:37 -0800 | [diff] [blame] | 24 | import android.content.BroadcastReceiver; |
| 25 | import android.content.Context; |
| 26 | import android.content.Intent; |
| 27 | import android.content.IntentFilter; |
Robert Greenwalt | 4c3b2f0 | 2010-04-19 12:22:48 -0700 | [diff] [blame] | 28 | import android.content.res.AssetManager; |
Robert Greenwalt | 3901edb | 2010-01-26 10:22:37 -0800 | [diff] [blame] | 29 | import android.net.ConnectivityManager; |
Mike Lockwood | 26dad3e | 2010-03-03 06:19:55 -0500 | [diff] [blame] | 30 | import android.os.Environment; |
Robert Greenwalt | 209177a | 2010-03-04 13:29:02 -0800 | [diff] [blame] | 31 | import android.preference.CheckBoxPreference; |
Robert Greenwalt | 3901edb | 2010-01-26 10:22:37 -0800 | [diff] [blame] | 32 | import android.preference.Preference; |
| 33 | import android.preference.PreferenceActivity; |
| 34 | import android.preference.PreferenceScreen; |
Robert Greenwalt | c3c93e5 | 2010-03-15 17:21:16 -0700 | [diff] [blame] | 35 | import android.webkit.WebView; |
Robert Greenwalt | 3901edb | 2010-01-26 10:22:37 -0800 | [diff] [blame] | 36 | |
Robert Greenwalt | 4c3b2f0 | 2010-04-19 12:22:48 -0700 | [diff] [blame] | 37 | import java.io.InputStream; |
Robert Greenwalt | c4764d2 | 2010-02-12 14:21:37 -0800 | [diff] [blame] | 38 | import java.util.ArrayList; |
Robert Greenwalt | c3c93e5 | 2010-03-15 17:21:16 -0700 | [diff] [blame] | 39 | import java.util.Locale; |
Irfan Sheriff | 65cff17 | 2010-02-08 10:46:30 -0800 | [diff] [blame] | 40 | |
Robert Greenwalt | 3901edb | 2010-01-26 10:22:37 -0800 | [diff] [blame] | 41 | /* |
| 42 | * Displays preferences for Tethering. |
| 43 | */ |
| 44 | public class TetherSettings extends PreferenceActivity { |
Robert Greenwalt | 3901edb | 2010-01-26 10:22:37 -0800 | [diff] [blame] | 45 | private static final String USB_TETHER_SETTINGS = "usb_tether_settings"; |
Irfan Sheriff | 65cff17 | 2010-02-08 10:46:30 -0800 | [diff] [blame] | 46 | private static final String ENABLE_WIFI_AP = "enable_wifi_ap"; |
| 47 | private static final String WIFI_AP_SETTINGS = "wifi_ap_settings"; |
Robert Greenwalt | c3c93e5 | 2010-03-15 17:21:16 -0700 | [diff] [blame] | 48 | private static final String TETHERING_HELP = "tethering_help"; |
Robert Greenwalt | 38925c0 | 2010-03-18 15:31:48 -0700 | [diff] [blame] | 49 | private static final String USB_HELP_MODIFIER = "usb_"; |
| 50 | private static final String WIFI_HELP_MODIFIER = "wifi_"; |
Robert Greenwalt | 4c3b2f0 | 2010-04-19 12:22:48 -0700 | [diff] [blame] | 51 | private static final String HELP_URL = "file:///android_asset/html/%y%z/tethering_%xhelp.html"; |
| 52 | private static final String HELP_PATH = "html/%y%z/tethering_help.html"; |
Robert Greenwalt | 3901edb | 2010-01-26 10:22:37 -0800 | [diff] [blame] | 53 | |
Irfan Sheriff | 0b26696 | 2010-04-06 15:16:44 -0700 | [diff] [blame] | 54 | private static final int DIALOG_TETHER_HELP = 1; |
| 55 | |
| 56 | private WebView mView; |
Robert Greenwalt | 209177a | 2010-03-04 13:29:02 -0800 | [diff] [blame] | 57 | private CheckBoxPreference mUsbTether; |
Robert Greenwalt | 3901edb | 2010-01-26 10:22:37 -0800 | [diff] [blame] | 58 | |
Irfan Sheriff | 65cff17 | 2010-02-08 10:46:30 -0800 | [diff] [blame] | 59 | private CheckBoxPreference mEnableWifiAp; |
| 60 | private PreferenceScreen mWifiApSettings; |
| 61 | private WifiApEnabler mWifiApEnabler; |
Robert Greenwalt | c3c93e5 | 2010-03-15 17:21:16 -0700 | [diff] [blame] | 62 | private PreferenceScreen mTetherHelp; |
Irfan Sheriff | 65cff17 | 2010-02-08 10:46:30 -0800 | [diff] [blame] | 63 | |
Robert Greenwalt | 3901edb | 2010-01-26 10:22:37 -0800 | [diff] [blame] | 64 | private BroadcastReceiver mTetherChangeReceiver; |
| 65 | |
Robert Greenwalt | c4764d2 | 2010-02-12 14:21:37 -0800 | [diff] [blame] | 66 | private String[] mUsbRegexs; |
Robert Greenwalt | c4764d2 | 2010-02-12 14:21:37 -0800 | [diff] [blame] | 67 | |
| 68 | private String[] mWifiRegexs; |
Robert Greenwalt | c4764d2 | 2010-02-12 14:21:37 -0800 | [diff] [blame] | 69 | |
Robert Greenwalt | 3901edb | 2010-01-26 10:22:37 -0800 | [diff] [blame] | 70 | @Override |
| 71 | protected void onCreate(Bundle icicle) { |
| 72 | super.onCreate(icicle); |
| 73 | |
| 74 | addPreferencesFromResource(R.xml.tether_prefs); |
| 75 | |
Irfan Sheriff | 65cff17 | 2010-02-08 10:46:30 -0800 | [diff] [blame] | 76 | mEnableWifiAp = (CheckBoxPreference) findPreference(ENABLE_WIFI_AP); |
| 77 | mWifiApSettings = (PreferenceScreen) findPreference(WIFI_AP_SETTINGS); |
Robert Greenwalt | 209177a | 2010-03-04 13:29:02 -0800 | [diff] [blame] | 78 | mUsbTether = (CheckBoxPreference) findPreference(USB_TETHER_SETTINGS); |
Robert Greenwalt | c3c93e5 | 2010-03-15 17:21:16 -0700 | [diff] [blame] | 79 | mTetherHelp = (PreferenceScreen) findPreference(TETHERING_HELP); |
Robert Greenwalt | c4764d2 | 2010-02-12 14:21:37 -0800 | [diff] [blame] | 80 | |
| 81 | ConnectivityManager cm = |
| 82 | (ConnectivityManager)getSystemService(Context.CONNECTIVITY_SERVICE); |
Irfan Sheriff | 47ebb78 | 2010-03-10 08:27:15 -0800 | [diff] [blame] | 83 | |
Robert Greenwalt | c4764d2 | 2010-02-12 14:21:37 -0800 | [diff] [blame] | 84 | mUsbRegexs = cm.getTetherableUsbRegexs(); |
| 85 | if (mUsbRegexs.length == 0) { |
| 86 | getPreferenceScreen().removePreference(mUsbTether); |
Robert Greenwalt | e434bfb | 2010-05-08 15:20:24 -0700 | [diff] [blame] | 87 | |
| 88 | setTitle(R.string.tether_settings_title_wifi); |
Robert Greenwalt | c4764d2 | 2010-02-12 14:21:37 -0800 | [diff] [blame] | 89 | } |
Irfan Sheriff | 65cff17 | 2010-02-08 10:46:30 -0800 | [diff] [blame] | 90 | |
Robert Greenwalt | c4764d2 | 2010-02-12 14:21:37 -0800 | [diff] [blame] | 91 | mWifiRegexs = cm.getTetherableWifiRegexs(); |
Irfan Sheriff | 65cff17 | 2010-02-08 10:46:30 -0800 | [diff] [blame] | 92 | if (mWifiRegexs.length == 0) { |
| 93 | getPreferenceScreen().removePreference(mEnableWifiAp); |
| 94 | getPreferenceScreen().removePreference(mWifiApSettings); |
Robert Greenwalt | e434bfb | 2010-05-08 15:20:24 -0700 | [diff] [blame] | 95 | |
| 96 | setTitle(R.string.tether_settings_title_usb); |
| 97 | } else if (mUsbRegexs.length != 0) { |
| 98 | // have both |
| 99 | setTitle(R.string.tether_settings_title_both); |
Irfan Sheriff | 65cff17 | 2010-02-08 10:46:30 -0800 | [diff] [blame] | 100 | } |
| 101 | mWifiApEnabler = new WifiApEnabler(this, mEnableWifiAp); |
Irfan Sheriff | 0b26696 | 2010-04-06 15:16:44 -0700 | [diff] [blame] | 102 | mView = new WebView(this); |
Robert Greenwalt | 3901edb | 2010-01-26 10:22:37 -0800 | [diff] [blame] | 103 | } |
| 104 | |
Irfan Sheriff | 0b26696 | 2010-04-06 15:16:44 -0700 | [diff] [blame] | 105 | @Override |
| 106 | protected Dialog onCreateDialog(int id) { |
| 107 | if (id == DIALOG_TETHER_HELP) { |
| 108 | Locale locale = Locale.getDefault(); |
Irfan Sheriff | 0b26696 | 2010-04-06 15:16:44 -0700 | [diff] [blame] | 109 | |
Robert Greenwalt | 4c3b2f0 | 2010-04-19 12:22:48 -0700 | [diff] [blame] | 110 | // check for the full language + country resource, if not there, try just language |
| 111 | AssetManager am = getAssets(); |
| 112 | String path = HELP_PATH.replace("%y", locale.getLanguage().toLowerCase()); |
| 113 | path = path.replace("%z", "_"+locale.getCountry().toLowerCase()); |
| 114 | boolean useCountry = true; |
| 115 | InputStream is = null; |
| 116 | try { |
| 117 | is = am.open(path); |
| 118 | } catch (Exception e) { |
| 119 | useCountry = false; |
| 120 | } finally { |
| 121 | if (is != null) { |
| 122 | try { |
| 123 | is.close(); |
| 124 | } catch (Exception e) {} |
| 125 | } |
| 126 | } |
| 127 | String url = HELP_URL.replace("%y", locale.getLanguage().toLowerCase()); |
| 128 | url = url.replace("%z", (useCountry ? "_"+locale.getCountry().toLowerCase() : "")); |
Irfan Sheriff | 0b26696 | 2010-04-06 15:16:44 -0700 | [diff] [blame] | 129 | if ((mUsbRegexs.length != 0) && (mWifiRegexs.length == 0)) { |
| 130 | url = url.replace("%x", USB_HELP_MODIFIER); |
| 131 | } else if ((mWifiRegexs.length != 0) && (mUsbRegexs.length == 0)) { |
| 132 | url = url.replace("%x", WIFI_HELP_MODIFIER); |
| 133 | } else { |
| 134 | // could assert that both wifi and usb have regexs, but the default |
| 135 | // is to use this anyway so no check is needed |
| 136 | url = url.replace("%x", ""); |
| 137 | } |
Robert Greenwalt | 4c3b2f0 | 2010-04-19 12:22:48 -0700 | [diff] [blame] | 138 | |
Irfan Sheriff | 0b26696 | 2010-04-06 15:16:44 -0700 | [diff] [blame] | 139 | mView.loadUrl(url); |
| 140 | |
| 141 | return new AlertDialog.Builder(this) |
| 142 | .setCancelable(true) |
| 143 | .setTitle(R.string.tethering_help_button_text) |
| 144 | .setView(mView) |
| 145 | .create(); |
| 146 | } |
| 147 | return null; |
| 148 | } |
Robert Greenwalt | c4764d2 | 2010-02-12 14:21:37 -0800 | [diff] [blame] | 149 | |
Robert Greenwalt | 3901edb | 2010-01-26 10:22:37 -0800 | [diff] [blame] | 150 | private class TetherChangeReceiver extends BroadcastReceiver { |
| 151 | public void onReceive(Context content, Intent intent) { |
Robert Greenwalt | a248876 | 2010-03-10 16:57:08 -0800 | [diff] [blame] | 152 | if (intent.getAction().equals(ConnectivityManager.ACTION_TETHER_STATE_CHANGED)) { |
| 153 | // TODO - this should understand the interface types |
| 154 | ArrayList<String> available = intent.getStringArrayListExtra( |
| 155 | ConnectivityManager.EXTRA_AVAILABLE_TETHER); |
| 156 | ArrayList<String> active = intent.getStringArrayListExtra( |
| 157 | ConnectivityManager.EXTRA_ACTIVE_TETHER); |
| 158 | ArrayList<String> errored = intent.getStringArrayListExtra( |
| 159 | ConnectivityManager.EXTRA_ERRORED_TETHER); |
Ben Clark | 0008d21 | 2010-07-27 16:20:59 +0100 | [diff] [blame^] | 160 | updateState((String[]) available.toArray(), (String[]) active.toArray(), |
| 161 | (String[]) errored.toArray()); |
Robert Greenwalt | a248876 | 2010-03-10 16:57:08 -0800 | [diff] [blame] | 162 | } else if (intent.getAction().equals(Intent.ACTION_MEDIA_SHARED) || |
| 163 | intent.getAction().equals(Intent.ACTION_MEDIA_UNSHARED)) { |
| 164 | updateState(); |
| 165 | } |
Robert Greenwalt | 3901edb | 2010-01-26 10:22:37 -0800 | [diff] [blame] | 166 | } |
| 167 | } |
| 168 | |
| 169 | @Override |
| 170 | protected void onResume() { |
| 171 | super.onResume(); |
Robert Greenwalt | 3901edb | 2010-01-26 10:22:37 -0800 | [diff] [blame] | 172 | |
| 173 | IntentFilter filter = new IntentFilter(ConnectivityManager.ACTION_TETHER_STATE_CHANGED); |
| 174 | mTetherChangeReceiver = new TetherChangeReceiver(); |
Robert Greenwalt | c4764d2 | 2010-02-12 14:21:37 -0800 | [diff] [blame] | 175 | Intent intent = registerReceiver(mTetherChangeReceiver, filter); |
Robert Greenwalt | 3901edb | 2010-01-26 10:22:37 -0800 | [diff] [blame] | 176 | |
Robert Greenwalt | f0ed2f3 | 2010-03-12 10:28:35 -0800 | [diff] [blame] | 177 | filter = new IntentFilter(); |
| 178 | filter.addAction(Intent.ACTION_MEDIA_SHARED); |
| 179 | filter.addAction(Intent.ACTION_MEDIA_UNSHARED); |
| 180 | filter.addDataScheme("file"); |
| 181 | registerReceiver(mTetherChangeReceiver, filter); |
| 182 | |
Robert Greenwalt | c4764d2 | 2010-02-12 14:21:37 -0800 | [diff] [blame] | 183 | if (intent != null) mTetherChangeReceiver.onReceive(this, intent); |
Irfan Sheriff | 65cff17 | 2010-02-08 10:46:30 -0800 | [diff] [blame] | 184 | mWifiApEnabler.resume(); |
Robert Greenwalt | 3901edb | 2010-01-26 10:22:37 -0800 | [diff] [blame] | 185 | } |
| 186 | |
| 187 | @Override |
| 188 | protected void onPause() { |
| 189 | super.onPause(); |
| 190 | unregisterReceiver(mTetherChangeReceiver); |
| 191 | mTetherChangeReceiver = null; |
Irfan Sheriff | 65cff17 | 2010-02-08 10:46:30 -0800 | [diff] [blame] | 192 | mWifiApEnabler.pause(); |
Robert Greenwalt | 3901edb | 2010-01-26 10:22:37 -0800 | [diff] [blame] | 193 | } |
| 194 | |
Robert Greenwalt | 209177a | 2010-03-04 13:29:02 -0800 | [diff] [blame] | 195 | private void updateState() { |
| 196 | ConnectivityManager cm = |
| 197 | (ConnectivityManager)getSystemService(Context.CONNECTIVITY_SERVICE); |
| 198 | |
| 199 | String[] available = cm.getTetherableIfaces(); |
| 200 | String[] tethered = cm.getTetheredIfaces(); |
| 201 | String[] errored = cm.getTetheringErroredIfaces(); |
| 202 | updateState(available, tethered, errored); |
| 203 | } |
| 204 | |
Ben Clark | 0008d21 | 2010-07-27 16:20:59 +0100 | [diff] [blame^] | 205 | private void updateState(String[] available, String[] tethered, |
| 206 | String[] errored) { |
Robert Greenwalt | 209177a | 2010-03-04 13:29:02 -0800 | [diff] [blame] | 207 | ConnectivityManager cm = |
| 208 | (ConnectivityManager)getSystemService(Context.CONNECTIVITY_SERVICE); |
Robert Greenwalt | c4764d2 | 2010-02-12 14:21:37 -0800 | [diff] [blame] | 209 | boolean usbTethered = false; |
| 210 | boolean usbAvailable = false; |
Robert Greenwalt | 209177a | 2010-03-04 13:29:02 -0800 | [diff] [blame] | 211 | int usbError = ConnectivityManager.TETHER_ERROR_NO_ERROR; |
Robert Greenwalt | d5f121c | 2010-03-02 17:33:11 -0800 | [diff] [blame] | 212 | boolean usbErrored = false; |
Mike Lockwood | 26dad3e | 2010-03-03 06:19:55 -0500 | [diff] [blame] | 213 | boolean massStorageActive = |
| 214 | Environment.MEDIA_SHARED.equals(Environment.getExternalStorageState()); |
Ben Clark | 0008d21 | 2010-07-27 16:20:59 +0100 | [diff] [blame^] | 215 | for (String s : available) { |
Robert Greenwalt | c4764d2 | 2010-02-12 14:21:37 -0800 | [diff] [blame] | 216 | for (String regex : mUsbRegexs) { |
Robert Greenwalt | 209177a | 2010-03-04 13:29:02 -0800 | [diff] [blame] | 217 | if (s.matches(regex)) { |
| 218 | usbAvailable = true; |
| 219 | if (usbError == ConnectivityManager.TETHER_ERROR_NO_ERROR) { |
| 220 | usbError = cm.getLastTetherError(s); |
| 221 | } |
| 222 | } |
Robert Greenwalt | c4764d2 | 2010-02-12 14:21:37 -0800 | [diff] [blame] | 223 | } |
Robert Greenwalt | c4764d2 | 2010-02-12 14:21:37 -0800 | [diff] [blame] | 224 | } |
Ben Clark | 0008d21 | 2010-07-27 16:20:59 +0100 | [diff] [blame^] | 225 | for (String s : tethered) { |
Robert Greenwalt | c4764d2 | 2010-02-12 14:21:37 -0800 | [diff] [blame] | 226 | for (String regex : mUsbRegexs) { |
| 227 | if (s.matches(regex)) usbTethered = true; |
| 228 | } |
Robert Greenwalt | c4764d2 | 2010-02-12 14:21:37 -0800 | [diff] [blame] | 229 | } |
Ben Clark | 0008d21 | 2010-07-27 16:20:59 +0100 | [diff] [blame^] | 230 | for (String s: errored) { |
Robert Greenwalt | d5f121c | 2010-03-02 17:33:11 -0800 | [diff] [blame] | 231 | for (String regex : mUsbRegexs) { |
| 232 | if (s.matches(regex)) usbErrored = true; |
| 233 | } |
Robert Greenwalt | d5f121c | 2010-03-02 17:33:11 -0800 | [diff] [blame] | 234 | } |
Robert Greenwalt | c4764d2 | 2010-02-12 14:21:37 -0800 | [diff] [blame] | 235 | |
| 236 | if (usbTethered) { |
Robert Greenwalt | 3901edb | 2010-01-26 10:22:37 -0800 | [diff] [blame] | 237 | mUsbTether.setSummary(R.string.usb_tethering_active_subtext); |
| 238 | mUsbTether.setEnabled(true); |
Robert Greenwalt | 204e7c1 | 2010-03-05 19:00:30 -0800 | [diff] [blame] | 239 | mUsbTether.setChecked(true); |
Robert Greenwalt | c4764d2 | 2010-02-12 14:21:37 -0800 | [diff] [blame] | 240 | } else if (usbAvailable) { |
Robert Greenwalt | 209177a | 2010-03-04 13:29:02 -0800 | [diff] [blame] | 241 | if (usbError == ConnectivityManager.TETHER_ERROR_NO_ERROR) { |
| 242 | mUsbTether.setSummary(R.string.usb_tethering_available_subtext); |
| 243 | } else { |
| 244 | mUsbTether.setSummary(R.string.usb_tethering_errored_subtext); |
| 245 | } |
Robert Greenwalt | 3901edb | 2010-01-26 10:22:37 -0800 | [diff] [blame] | 246 | mUsbTether.setEnabled(true); |
Robert Greenwalt | 204e7c1 | 2010-03-05 19:00:30 -0800 | [diff] [blame] | 247 | mUsbTether.setChecked(false); |
Robert Greenwalt | d5f121c | 2010-03-02 17:33:11 -0800 | [diff] [blame] | 248 | } else if (usbErrored) { |
| 249 | mUsbTether.setSummary(R.string.usb_tethering_errored_subtext); |
| 250 | mUsbTether.setEnabled(false); |
Robert Greenwalt | 204e7c1 | 2010-03-05 19:00:30 -0800 | [diff] [blame] | 251 | mUsbTether.setChecked(false); |
Robert Greenwalt | a248876 | 2010-03-10 16:57:08 -0800 | [diff] [blame] | 252 | } else if (massStorageActive) { |
| 253 | mUsbTether.setSummary(R.string.usb_tethering_storage_active_subtext); |
| 254 | mUsbTether.setEnabled(false); |
| 255 | mUsbTether.setChecked(false); |
Robert Greenwalt | 3901edb | 2010-01-26 10:22:37 -0800 | [diff] [blame] | 256 | } else { |
| 257 | mUsbTether.setSummary(R.string.usb_tethering_unavailable_subtext); |
| 258 | mUsbTether.setEnabled(false); |
Robert Greenwalt | 204e7c1 | 2010-03-05 19:00:30 -0800 | [diff] [blame] | 259 | mUsbTether.setChecked(false); |
Robert Greenwalt | 3901edb | 2010-01-26 10:22:37 -0800 | [diff] [blame] | 260 | } |
| 261 | } |
Robert Greenwalt | 209177a | 2010-03-04 13:29:02 -0800 | [diff] [blame] | 262 | |
| 263 | @Override |
| 264 | public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen, Preference preference) { |
| 265 | if (preference == mUsbTether) { |
| 266 | boolean newState = mUsbTether.isChecked(); |
| 267 | |
| 268 | ConnectivityManager cm = |
| 269 | (ConnectivityManager)getSystemService(Context.CONNECTIVITY_SERVICE); |
| 270 | |
| 271 | if (newState) { |
| 272 | String[] available = cm.getTetherableIfaces(); |
| 273 | |
| 274 | String usbIface = findIface(available, mUsbRegexs); |
| 275 | if (usbIface == null) { |
| 276 | updateState(); |
| 277 | return true; |
| 278 | } |
| 279 | if (cm.tether(usbIface) != ConnectivityManager.TETHER_ERROR_NO_ERROR) { |
| 280 | mUsbTether.setChecked(false); |
| 281 | mUsbTether.setSummary(R.string.usb_tethering_errored_subtext); |
| 282 | return true; |
| 283 | } |
| 284 | mUsbTether.setSummary(""); |
| 285 | } else { |
| 286 | String [] tethered = cm.getTetheredIfaces(); |
| 287 | |
| 288 | String usbIface = findIface(tethered, mUsbRegexs); |
| 289 | if (usbIface == null) { |
| 290 | updateState(); |
| 291 | return true; |
| 292 | } |
| 293 | if (cm.untether(usbIface) != ConnectivityManager.TETHER_ERROR_NO_ERROR) { |
| 294 | mUsbTether.setSummary(R.string.usb_tethering_errored_subtext); |
| 295 | return true; |
| 296 | } |
| 297 | mUsbTether.setSummary(""); |
| 298 | } |
Robert Greenwalt | c3c93e5 | 2010-03-15 17:21:16 -0700 | [diff] [blame] | 299 | } else if (preference == mTetherHelp) { |
Robert Greenwalt | 38925c0 | 2010-03-18 15:31:48 -0700 | [diff] [blame] | 300 | |
Irfan Sheriff | 0b26696 | 2010-04-06 15:16:44 -0700 | [diff] [blame] | 301 | showDialog(DIALOG_TETHER_HELP); |
Robert Greenwalt | 209177a | 2010-03-04 13:29:02 -0800 | [diff] [blame] | 302 | } |
| 303 | return false; |
| 304 | } |
| 305 | |
| 306 | private String findIface(String[] ifaces, String[] regexes) { |
| 307 | for (String iface : ifaces) { |
| 308 | for (String regex : regexes) { |
| 309 | if (iface.matches(regex)) { |
| 310 | return iface; |
| 311 | } |
| 312 | } |
| 313 | } |
| 314 | return null; |
| 315 | } |
Robert Greenwalt | 3901edb | 2010-01-26 10:22:37 -0800 | [diff] [blame] | 316 | } |