| /* |
| * Copyright (C) 2015 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package com.android.systemui.statusbar.policy; |
| |
| import static android.net.wifi.WifiManager.TrafficStateCallback.DATA_ACTIVITY_IN; |
| import static android.net.wifi.WifiManager.TrafficStateCallback.DATA_ACTIVITY_INOUT; |
| import static android.net.wifi.WifiManager.TrafficStateCallback.DATA_ACTIVITY_OUT; |
| |
| import android.content.Context; |
| import android.content.Intent; |
| import android.net.ConnectivityManager; |
| import android.net.NetworkCapabilities; |
| import android.net.NetworkScoreManager; |
| import android.net.wifi.WifiManager; |
| import android.text.TextUtils; |
| |
| import com.android.internal.annotations.VisibleForTesting; |
| import com.android.settingslib.wifi.WifiStatusTracker; |
| import com.android.systemui.R; |
| import com.android.systemui.statusbar.policy.NetworkController.IconState; |
| import com.android.systemui.statusbar.policy.NetworkController.SignalCallback; |
| |
| import java.util.Objects; |
| |
| public class WifiSignalController extends |
| SignalController<WifiSignalController.WifiState, SignalController.IconGroup> { |
| private final boolean mHasMobileData; |
| private final WifiManager mWifiManager; |
| private final WifiStatusTracker mWifiTracker; |
| |
| public WifiSignalController(Context context, boolean hasMobileData, |
| CallbackHandler callbackHandler, NetworkControllerImpl networkController, |
| WifiManager wifiManager) { |
| super("WifiSignalController", context, NetworkCapabilities.TRANSPORT_WIFI, |
| callbackHandler, networkController); |
| NetworkScoreManager networkScoreManager = |
| context.getSystemService(NetworkScoreManager.class); |
| ConnectivityManager connectivityManager = |
| context.getSystemService(ConnectivityManager.class); |
| mWifiManager = wifiManager; |
| mWifiTracker = new WifiStatusTracker(mContext, wifiManager, networkScoreManager, |
| connectivityManager, this::handleStatusUpdated); |
| mWifiTracker.setListening(true); |
| mHasMobileData = hasMobileData; |
| // WiFi only has one state. |
| mCurrentState.iconGroup = mLastState.iconGroup = new IconGroup( |
| "Wi-Fi Icons", |
| WifiIcons.WIFI_SIGNAL_STRENGTH, |
| WifiIcons.QS_WIFI_SIGNAL_STRENGTH, |
| AccessibilityContentDescriptions.WIFI_CONNECTION_STRENGTH, |
| WifiIcons.WIFI_NO_NETWORK, |
| WifiIcons.QS_WIFI_NO_NETWORK, |
| WifiIcons.WIFI_NO_NETWORK, |
| WifiIcons.QS_WIFI_NO_NETWORK, |
| AccessibilityContentDescriptions.WIFI_NO_CONNECTION |
| ); |
| } |
| |
| @Override |
| protected WifiState cleanState() { |
| return new WifiState(); |
| } |
| |
| void refreshLocale() { |
| mWifiTracker.refreshLocale(); |
| } |
| |
| @Override |
| public void notifyListeners(SignalCallback callback) { |
| // only show wifi in the cluster if connected or if wifi-only |
| boolean visibleWhenEnabled = mContext.getResources().getBoolean( |
| R.bool.config_showWifiIndicatorWhenEnabled); |
| boolean wifiVisible = mCurrentState.enabled |
| && (mCurrentState.connected || !mHasMobileData || visibleWhenEnabled); |
| String wifiDesc = wifiVisible ? mCurrentState.ssid : null; |
| boolean ssidPresent = wifiVisible && mCurrentState.ssid != null; |
| String contentDescription = getStringIfExists(getContentDescription()); |
| if (mCurrentState.inetCondition == 0) { |
| contentDescription += ("," + mContext.getString(R.string.data_connection_no_internet)); |
| } |
| IconState statusIcon = new IconState(wifiVisible, getCurrentIconId(), contentDescription); |
| IconState qsIcon = new IconState(mCurrentState.connected, getQsCurrentIconId(), |
| contentDescription); |
| callback.setWifiIndicators(mCurrentState.enabled, statusIcon, qsIcon, |
| ssidPresent && mCurrentState.activityIn, ssidPresent && mCurrentState.activityOut, |
| wifiDesc, mCurrentState.isTransient, mCurrentState.statusLabel); |
| } |
| |
| /** |
| * Extract wifi state directly from broadcasts about changes in wifi state. |
| */ |
| public void handleBroadcast(Intent intent) { |
| mWifiTracker.handleBroadcast(intent); |
| mCurrentState.enabled = mWifiTracker.enabled; |
| mCurrentState.connected = mWifiTracker.connected; |
| mCurrentState.ssid = mWifiTracker.ssid; |
| mCurrentState.rssi = mWifiTracker.rssi; |
| mCurrentState.level = mWifiTracker.level; |
| mCurrentState.statusLabel = mWifiTracker.statusLabel; |
| notifyListenersIfNecessary(); |
| } |
| |
| private void handleStatusUpdated() { |
| mCurrentState.statusLabel = mWifiTracker.statusLabel; |
| notifyListenersIfNecessary(); |
| } |
| |
| @VisibleForTesting |
| void setActivity(int wifiActivity) { |
| mCurrentState.activityIn = wifiActivity == DATA_ACTIVITY_INOUT |
| || wifiActivity == DATA_ACTIVITY_IN; |
| mCurrentState.activityOut = wifiActivity == DATA_ACTIVITY_INOUT |
| || wifiActivity == DATA_ACTIVITY_OUT; |
| notifyListenersIfNecessary(); |
| } |
| |
| public void handleBootCompleted() { |
| mWifiManager.registerTrafficStateCallback(new WifiTrafficStateCallback()); |
| } |
| |
| /** |
| * Handler to receive the data activity on wifi. |
| */ |
| private class WifiTrafficStateCallback implements WifiManager.TrafficStateCallback { |
| @Override |
| public void onStateChanged(int state) { |
| setActivity(state); |
| } |
| } |
| |
| static class WifiState extends SignalController.State { |
| String ssid; |
| boolean isTransient; |
| String statusLabel; |
| |
| @Override |
| public void copyFrom(State s) { |
| super.copyFrom(s); |
| WifiState state = (WifiState) s; |
| ssid = state.ssid; |
| isTransient = state.isTransient; |
| statusLabel = state.statusLabel; |
| } |
| |
| @Override |
| protected void toString(StringBuilder builder) { |
| super.toString(builder); |
| builder.append(",ssid=").append(ssid) |
| .append(",isTransient=").append(isTransient) |
| .append(",statusLabel=").append(statusLabel); |
| } |
| |
| @Override |
| public boolean equals(Object o) { |
| if (!super.equals(o)) { |
| return false; |
| } |
| WifiState other = (WifiState) o; |
| return Objects.equals(other.ssid, ssid) |
| && other.isTransient == isTransient |
| && TextUtils.equals(other.statusLabel, statusLabel); |
| } |
| } |
| } |