1afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project/* 2b90452f3d26201ea6a231f2150204241e66cd3fbChia-chi Yeh * Copyright (C) 2010 The Android Open Source Project 3afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project * 4afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 5afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project * you may not use this file except in compliance with the License. 6afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project * You may obtain a copy of the License at 7afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project * 8afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 9afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project * 10afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project * Unless required by applicable law or agreed to in writing, software 11afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 12afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project * See the License for the specific language governing permissions and 14afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project * limitations under the License. 15afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project */ 16afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project 17afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Projectpackage com.android.settings.wifi; 18afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project 19afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Projectimport android.content.BroadcastReceiver; 20afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Projectimport android.content.Context; 21afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Projectimport android.content.Intent; 22afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Projectimport android.content.IntentFilter; 23c591a8b95da1bdbda332d7827622829af30dad4aIrfan Sheriffimport android.database.ContentObserver; 24afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Projectimport android.net.NetworkInfo; 25feeb75613241556ee2a6504a55a2f3849fb4ce4cChia-chi Yehimport android.net.wifi.SupplicantState; 26feeb75613241556ee2a6504a55a2f3849fb4ce4cChia-chi Yehimport android.net.wifi.WifiInfo; 27afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Projectimport android.net.wifi.WifiManager; 28c591a8b95da1bdbda332d7827622829af30dad4aIrfan Sheriffimport android.os.UserHandle; 2983bcc98af19597a213a8d174e8f1b47453d513ceMike Lockwoodimport android.provider.Settings; 30e78c1879058571c00879f0d3e756951302adf513Gilles Debunneimport android.widget.CompoundButton; 31e78c1879058571c00879f0d3e756951302adf513Gilles Debunneimport android.widget.Switch; 32b90452f3d26201ea6a231f2150204241e66cd3fbChia-chi Yehimport android.widget.Toast; 33afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project 34e78c1879058571c00879f0d3e756951302adf513Gilles Debunneimport com.android.settings.R; 35e78c1879058571c00879f0d3e756951302adf513Gilles Debunneimport com.android.settings.WirelessSettings; 36e78c1879058571c00879f0d3e756951302adf513Gilles Debunne 37cb52d4b4ab1156aa326fc51c878c2e7ba3f1146cIrfan Sheriffimport java.util.concurrent.atomic.AtomicBoolean; 38cb52d4b4ab1156aa326fc51c878c2e7ba3f1146cIrfan Sheriff 39e78c1879058571c00879f0d3e756951302adf513Gilles Debunnepublic class WifiEnabler implements CompoundButton.OnCheckedChangeListener { 40cb52d4b4ab1156aa326fc51c878c2e7ba3f1146cIrfan Sheriff private final Context mContext; 41e78c1879058571c00879f0d3e756951302adf513Gilles Debunne private Switch mSwitch; 42cb52d4b4ab1156aa326fc51c878c2e7ba3f1146cIrfan Sheriff private AtomicBoolean mConnected = new AtomicBoolean(false); 43cb52d4b4ab1156aa326fc51c878c2e7ba3f1146cIrfan Sheriff 44b90452f3d26201ea6a231f2150204241e66cd3fbChia-chi Yeh private final WifiManager mWifiManager; 45b1c0e0b1c93acbc71a2063411ae4ac86f9fc9fbfIrfan Sheriff private boolean mStateMachineEvent; 46b90452f3d26201ea6a231f2150204241e66cd3fbChia-chi Yeh private final IntentFilter mIntentFilter; 47b90452f3d26201ea6a231f2150204241e66cd3fbChia-chi Yeh private final BroadcastReceiver mReceiver = new BroadcastReceiver() { 48afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project @Override 49afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project public void onReceive(Context context, Intent intent) { 50b90452f3d26201ea6a231f2150204241e66cd3fbChia-chi Yeh String action = intent.getAction(); 51b90452f3d26201ea6a231f2150204241e66cd3fbChia-chi Yeh if (WifiManager.WIFI_STATE_CHANGED_ACTION.equals(action)) { 52b90452f3d26201ea6a231f2150204241e66cd3fbChia-chi Yeh handleWifiStateChanged(intent.getIntExtra( 53b90452f3d26201ea6a231f2150204241e66cd3fbChia-chi Yeh WifiManager.EXTRA_WIFI_STATE, WifiManager.WIFI_STATE_UNKNOWN)); 54feeb75613241556ee2a6504a55a2f3849fb4ce4cChia-chi Yeh } else if (WifiManager.SUPPLICANT_STATE_CHANGED_ACTION.equals(action)) { 55cb52d4b4ab1156aa326fc51c878c2e7ba3f1146cIrfan Sheriff if (!mConnected.get()) { 56cb52d4b4ab1156aa326fc51c878c2e7ba3f1146cIrfan Sheriff handleStateChanged(WifiInfo.getDetailedStateOf((SupplicantState) 57cb52d4b4ab1156aa326fc51c878c2e7ba3f1146cIrfan Sheriff intent.getParcelableExtra(WifiManager.EXTRA_NEW_STATE))); 58cb52d4b4ab1156aa326fc51c878c2e7ba3f1146cIrfan Sheriff } 59b90452f3d26201ea6a231f2150204241e66cd3fbChia-chi Yeh } else if (WifiManager.NETWORK_STATE_CHANGED_ACTION.equals(action)) { 60cb52d4b4ab1156aa326fc51c878c2e7ba3f1146cIrfan Sheriff NetworkInfo info = (NetworkInfo) intent.getParcelableExtra( 61cb52d4b4ab1156aa326fc51c878c2e7ba3f1146cIrfan Sheriff WifiManager.EXTRA_NETWORK_INFO); 62cb52d4b4ab1156aa326fc51c878c2e7ba3f1146cIrfan Sheriff mConnected.set(info.isConnected()); 63cb52d4b4ab1156aa326fc51c878c2e7ba3f1146cIrfan Sheriff handleStateChanged(info.getDetailedState()); 64afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project } 65afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project } 66afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project }; 674e14211d21387d645ecdad406f3350d36e5a8643Chia-chi Yeh 68e78c1879058571c00879f0d3e756951302adf513Gilles Debunne public WifiEnabler(Context context, Switch switch_) { 69afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project mContext = context; 70e78c1879058571c00879f0d3e756951302adf513Gilles Debunne mSwitch = switch_; 719dee8a96c5682aebff50adc8c87519ee6c36e3efChia-chi Yeh 729dee8a96c5682aebff50adc8c87519ee6c36e3efChia-chi Yeh mWifiManager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE); 73b90452f3d26201ea6a231f2150204241e66cd3fbChia-chi Yeh mIntentFilter = new IntentFilter(WifiManager.WIFI_STATE_CHANGED_ACTION); 74feeb75613241556ee2a6504a55a2f3849fb4ce4cChia-chi Yeh // The order matters! We really should not depend on this. :( 75feeb75613241556ee2a6504a55a2f3849fb4ce4cChia-chi Yeh mIntentFilter.addAction(WifiManager.SUPPLICANT_STATE_CHANGED_ACTION); 76b90452f3d26201ea6a231f2150204241e66cd3fbChia-chi Yeh mIntentFilter.addAction(WifiManager.NETWORK_STATE_CHANGED_ACTION); 77afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project } 78afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project 79afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project public void resume() { 80b90452f3d26201ea6a231f2150204241e66cd3fbChia-chi Yeh // Wi-Fi state is sticky, so just let the receiver update UI 81b90452f3d26201ea6a231f2150204241e66cd3fbChia-chi Yeh mContext.registerReceiver(mReceiver, mIntentFilter); 82e78c1879058571c00879f0d3e756951302adf513Gilles Debunne mSwitch.setOnCheckedChangeListener(this); 83afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project } 84cb52d4b4ab1156aa326fc51c878c2e7ba3f1146cIrfan Sheriff 85afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project public void pause() { 86b90452f3d26201ea6a231f2150204241e66cd3fbChia-chi Yeh mContext.unregisterReceiver(mReceiver); 87e78c1879058571c00879f0d3e756951302adf513Gilles Debunne mSwitch.setOnCheckedChangeListener(null); 88afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project } 89cb52d4b4ab1156aa326fc51c878c2e7ba3f1146cIrfan Sheriff 90e78c1879058571c00879f0d3e756951302adf513Gilles Debunne public void setSwitch(Switch switch_) { 91e78c1879058571c00879f0d3e756951302adf513Gilles Debunne if (mSwitch == switch_) return; 92e78c1879058571c00879f0d3e756951302adf513Gilles Debunne mSwitch.setOnCheckedChangeListener(null); 93e78c1879058571c00879f0d3e756951302adf513Gilles Debunne mSwitch = switch_; 94e78c1879058571c00879f0d3e756951302adf513Gilles Debunne mSwitch.setOnCheckedChangeListener(this); 95e78c1879058571c00879f0d3e756951302adf513Gilles Debunne 96e78c1879058571c00879f0d3e756951302adf513Gilles Debunne final int wifiState = mWifiManager.getWifiState(); 97e78c1879058571c00879f0d3e756951302adf513Gilles Debunne boolean isEnabled = wifiState == WifiManager.WIFI_STATE_ENABLED; 98e78c1879058571c00879f0d3e756951302adf513Gilles Debunne boolean isDisabled = wifiState == WifiManager.WIFI_STATE_DISABLED; 99e78c1879058571c00879f0d3e756951302adf513Gilles Debunne mSwitch.setChecked(isEnabled); 100e78c1879058571c00879f0d3e756951302adf513Gilles Debunne mSwitch.setEnabled(isEnabled || isDisabled); 101e78c1879058571c00879f0d3e756951302adf513Gilles Debunne } 102cb52d4b4ab1156aa326fc51c878c2e7ba3f1146cIrfan Sheriff 103e78c1879058571c00879f0d3e756951302adf513Gilles Debunne public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) { 104b1c0e0b1c93acbc71a2063411ae4ac86f9fc9fbfIrfan Sheriff //Do nothing if called as a result of a state machine event 105b1c0e0b1c93acbc71a2063411ae4ac86f9fc9fbfIrfan Sheriff if (mStateMachineEvent) { 106b1c0e0b1c93acbc71a2063411ae4ac86f9fc9fbfIrfan Sheriff return; 107b1c0e0b1c93acbc71a2063411ae4ac86f9fc9fbfIrfan Sheriff } 108b90452f3d26201ea6a231f2150204241e66cd3fbChia-chi Yeh // Show toast message if Wi-Fi is not allowed in airplane mode 109860eceba2c1e5aea13eafb0d60b64abe9f7c700dJeff Sharkey if (isChecked && !WirelessSettings.isRadioAllowed(mContext, Settings.Global.RADIO_WIFI)) { 110e78c1879058571c00879f0d3e756951302adf513Gilles Debunne Toast.makeText(mContext, R.string.wifi_in_airplane_mode, Toast.LENGTH_SHORT).show(); 111e78c1879058571c00879f0d3e756951302adf513Gilles Debunne // Reset switch to off. No infinite check/listenenr loop. 112e78c1879058571c00879f0d3e756951302adf513Gilles Debunne buttonView.setChecked(false); 113afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project } 114afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project 115e78c1879058571c00879f0d3e756951302adf513Gilles Debunne // Disable tethering if enabling Wifi 116a6a74e222a994e29a1daa7178943a1fc9dd06c47Irfan Sheriff int wifiApState = mWifiManager.getWifiApState(); 117e78c1879058571c00879f0d3e756951302adf513Gilles Debunne if (isChecked && ((wifiApState == WifiManager.WIFI_AP_STATE_ENABLING) || 118a6a74e222a994e29a1daa7178943a1fc9dd06c47Irfan Sheriff (wifiApState == WifiManager.WIFI_AP_STATE_ENABLED))) { 119a6a74e222a994e29a1daa7178943a1fc9dd06c47Irfan Sheriff mWifiManager.setWifiApEnabled(null, false); 120a6a74e222a994e29a1daa7178943a1fc9dd06c47Irfan Sheriff } 121e78c1879058571c00879f0d3e756951302adf513Gilles Debunne 122e78c1879058571c00879f0d3e756951302adf513Gilles Debunne if (mWifiManager.setWifiEnabled(isChecked)) { 123e78c1879058571c00879f0d3e756951302adf513Gilles Debunne // Intent has been taken into account, disable until new state is active 124e78c1879058571c00879f0d3e756951302adf513Gilles Debunne mSwitch.setEnabled(false); 125b90452f3d26201ea6a231f2150204241e66cd3fbChia-chi Yeh } else { 126e78c1879058571c00879f0d3e756951302adf513Gilles Debunne // Error 127e78c1879058571c00879f0d3e756951302adf513Gilles Debunne Toast.makeText(mContext, R.string.wifi_error, Toast.LENGTH_SHORT).show(); 128afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project } 129b90452f3d26201ea6a231f2150204241e66cd3fbChia-chi Yeh } 130cb52d4b4ab1156aa326fc51c878c2e7ba3f1146cIrfan Sheriff 131b90452f3d26201ea6a231f2150204241e66cd3fbChia-chi Yeh private void handleWifiStateChanged(int state) { 132b90452f3d26201ea6a231f2150204241e66cd3fbChia-chi Yeh switch (state) { 133b90452f3d26201ea6a231f2150204241e66cd3fbChia-chi Yeh case WifiManager.WIFI_STATE_ENABLING: 134e78c1879058571c00879f0d3e756951302adf513Gilles Debunne mSwitch.setEnabled(false); 135b90452f3d26201ea6a231f2150204241e66cd3fbChia-chi Yeh break; 136b90452f3d26201ea6a231f2150204241e66cd3fbChia-chi Yeh case WifiManager.WIFI_STATE_ENABLED: 137b1c0e0b1c93acbc71a2063411ae4ac86f9fc9fbfIrfan Sheriff setSwitchChecked(true); 138e78c1879058571c00879f0d3e756951302adf513Gilles Debunne mSwitch.setEnabled(true); 139b90452f3d26201ea6a231f2150204241e66cd3fbChia-chi Yeh break; 140b90452f3d26201ea6a231f2150204241e66cd3fbChia-chi Yeh case WifiManager.WIFI_STATE_DISABLING: 141e78c1879058571c00879f0d3e756951302adf513Gilles Debunne mSwitch.setEnabled(false); 142b90452f3d26201ea6a231f2150204241e66cd3fbChia-chi Yeh break; 143b90452f3d26201ea6a231f2150204241e66cd3fbChia-chi Yeh case WifiManager.WIFI_STATE_DISABLED: 144b1c0e0b1c93acbc71a2063411ae4ac86f9fc9fbfIrfan Sheriff setSwitchChecked(false); 145e78c1879058571c00879f0d3e756951302adf513Gilles Debunne mSwitch.setEnabled(true); 146b90452f3d26201ea6a231f2150204241e66cd3fbChia-chi Yeh break; 147b90452f3d26201ea6a231f2150204241e66cd3fbChia-chi Yeh default: 148b1c0e0b1c93acbc71a2063411ae4ac86f9fc9fbfIrfan Sheriff setSwitchChecked(false); 149e78c1879058571c00879f0d3e756951302adf513Gilles Debunne mSwitch.setEnabled(true); 150b1c0e0b1c93acbc71a2063411ae4ac86f9fc9fbfIrfan Sheriff break; 151b1c0e0b1c93acbc71a2063411ae4ac86f9fc9fbfIrfan Sheriff } 152b1c0e0b1c93acbc71a2063411ae4ac86f9fc9fbfIrfan Sheriff } 153b1c0e0b1c93acbc71a2063411ae4ac86f9fc9fbfIrfan Sheriff 154b1c0e0b1c93acbc71a2063411ae4ac86f9fc9fbfIrfan Sheriff private void setSwitchChecked(boolean checked) { 155b1c0e0b1c93acbc71a2063411ae4ac86f9fc9fbfIrfan Sheriff if (checked != mSwitch.isChecked()) { 156b1c0e0b1c93acbc71a2063411ae4ac86f9fc9fbfIrfan Sheriff mStateMachineEvent = true; 157b1c0e0b1c93acbc71a2063411ae4ac86f9fc9fbfIrfan Sheriff mSwitch.setChecked(checked); 158b1c0e0b1c93acbc71a2063411ae4ac86f9fc9fbfIrfan Sheriff mStateMachineEvent = false; 159afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project } 160afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project } 161afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project 162e78c1879058571c00879f0d3e756951302adf513Gilles Debunne private void handleStateChanged(@SuppressWarnings("unused") NetworkInfo.DetailedState state) { 163e78c1879058571c00879f0d3e756951302adf513Gilles Debunne // After the refactoring from a CheckBoxPreference to a Switch, this method is useless since 164e78c1879058571c00879f0d3e756951302adf513Gilles Debunne // there is nowhere to display a summary. 165e78c1879058571c00879f0d3e756951302adf513Gilles Debunne // This code is kept in case a future change re-introduces an associated text. 166e78c1879058571c00879f0d3e756951302adf513Gilles Debunne /* 167feeb75613241556ee2a6504a55a2f3849fb4ce4cChia-chi Yeh // WifiInfo is valid if and only if Wi-Fi is enabled. 168e78c1879058571c00879f0d3e756951302adf513Gilles Debunne // Here we use the state of the switch as an optimization. 169e78c1879058571c00879f0d3e756951302adf513Gilles Debunne if (state != null && mSwitch.isChecked()) { 170feeb75613241556ee2a6504a55a2f3849fb4ce4cChia-chi Yeh WifiInfo info = mWifiManager.getConnectionInfo(); 171feeb75613241556ee2a6504a55a2f3849fb4ce4cChia-chi Yeh if (info != null) { 172e78c1879058571c00879f0d3e756951302adf513Gilles Debunne //setSummary(Summary.get(mContext, info.getSSID(), state)); 173feeb75613241556ee2a6504a55a2f3849fb4ce4cChia-chi Yeh } 174afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project } 175e78c1879058571c00879f0d3e756951302adf513Gilles Debunne */ 176afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project } 177afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project} 178