1 /* 2 * Copyright (C) 2007 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 19 import android.app.settings.SettingsEnums; 20 import android.content.Context; 21 import android.content.Intent; 22 import android.database.ContentObserver; 23 import android.os.Handler; 24 import android.os.Looper; 25 import android.os.Message; 26 import android.os.SystemProperties; 27 import android.os.UserHandle; 28 import android.provider.Settings; 29 30 import com.android.internal.telephony.PhoneStateIntentReceiver; 31 import com.android.internal.telephony.TelephonyProperties; 32 import com.android.settingslib.WirelessUtils; 33 import com.android.settingslib.core.instrumentation.MetricsFeatureProvider; 34 35 public class AirplaneModeEnabler { 36 37 private static final int EVENT_SERVICE_STATE_CHANGED = 3; 38 39 private final Context mContext; 40 private final MetricsFeatureProvider mMetricsFeatureProvider; 41 42 private PhoneStateIntentReceiver mPhoneStateReceiver; 43 44 private OnAirplaneModeChangedListener mOnAirplaneModeChangedListener; 45 46 public interface OnAirplaneModeChangedListener { 47 /** 48 * Called when airplane mode status is changed. 49 * 50 * @param isAirplaneModeOn the airplane mode is on 51 */ onAirplaneModeChanged(boolean isAirplaneModeOn)52 void onAirplaneModeChanged(boolean isAirplaneModeOn); 53 } 54 55 private Handler mHandler = new Handler(Looper.getMainLooper()) { 56 @Override 57 public void handleMessage(Message msg) { 58 switch (msg.what) { 59 case EVENT_SERVICE_STATE_CHANGED: 60 onAirplaneModeChanged(); 61 break; 62 } 63 } 64 }; 65 66 private ContentObserver mAirplaneModeObserver = new ContentObserver( 67 new Handler(Looper.getMainLooper())) { 68 @Override 69 public void onChange(boolean selfChange) { 70 onAirplaneModeChanged(); 71 } 72 }; 73 AirplaneModeEnabler(Context context, MetricsFeatureProvider metricsFeatureProvider, OnAirplaneModeChangedListener listener)74 public AirplaneModeEnabler(Context context, MetricsFeatureProvider metricsFeatureProvider, 75 OnAirplaneModeChangedListener listener) { 76 77 mContext = context; 78 mMetricsFeatureProvider = metricsFeatureProvider; 79 mOnAirplaneModeChangedListener = listener; 80 81 mPhoneStateReceiver = new PhoneStateIntentReceiver(mContext, mHandler); 82 mPhoneStateReceiver.notifyServiceState(EVENT_SERVICE_STATE_CHANGED); 83 } 84 resume()85 public void resume() { 86 mPhoneStateReceiver.registerIntent(); 87 mContext.getContentResolver().registerContentObserver( 88 Settings.Global.getUriFor(Settings.Global.AIRPLANE_MODE_ON), true, 89 mAirplaneModeObserver); 90 } 91 pause()92 public void pause() { 93 mPhoneStateReceiver.unregisterIntent(); 94 mContext.getContentResolver().unregisterContentObserver(mAirplaneModeObserver); 95 } 96 setAirplaneModeOn(boolean enabling)97 private void setAirplaneModeOn(boolean enabling) { 98 // Change the system setting 99 Settings.Global.putInt(mContext.getContentResolver(), Settings.Global.AIRPLANE_MODE_ON, 100 enabling ? 1 : 0); 101 102 // Notify listener the system setting is changed. 103 if (mOnAirplaneModeChangedListener != null) { 104 mOnAirplaneModeChangedListener.onAirplaneModeChanged(enabling); 105 } 106 107 // Post the intent 108 Intent intent = new Intent(Intent.ACTION_AIRPLANE_MODE_CHANGED); 109 intent.putExtra("state", enabling); 110 mContext.sendBroadcastAsUser(intent, UserHandle.ALL); 111 } 112 113 /** 114 * Called when we've received confirmation that the airplane mode was set. 115 * TODO: We update the checkbox summary when we get notified 116 * that mobile radio is powered up/down. We should not have dependency 117 * on one radio alone. We need to do the following: 118 * - handle the case of wifi/bluetooth failures 119 * - mobile does not send failure notification, fail on timeout. 120 */ onAirplaneModeChanged()121 private void onAirplaneModeChanged() { 122 if (mOnAirplaneModeChangedListener != null) { 123 mOnAirplaneModeChangedListener.onAirplaneModeChanged(isAirplaneModeOn()); 124 } 125 } 126 setAirplaneMode(boolean isAirplaneModeOn)127 public void setAirplaneMode(boolean isAirplaneModeOn) { 128 if (Boolean.parseBoolean( 129 SystemProperties.get(TelephonyProperties.PROPERTY_INECM_MODE))) { 130 // In ECM mode, do not update database at this point 131 } else { 132 mMetricsFeatureProvider.action(mContext, SettingsEnums.ACTION_AIRPLANE_TOGGLE, 133 isAirplaneModeOn); 134 setAirplaneModeOn(isAirplaneModeOn); 135 } 136 } 137 setAirplaneModeInECM(boolean isECMExit, boolean isAirplaneModeOn)138 public void setAirplaneModeInECM(boolean isECMExit, boolean isAirplaneModeOn) { 139 if (isECMExit) { 140 // update database based on the current checkbox state 141 setAirplaneModeOn(isAirplaneModeOn); 142 } else { 143 // update summary 144 onAirplaneModeChanged(); 145 } 146 } 147 isAirplaneModeOn()148 public boolean isAirplaneModeOn() { 149 return WirelessUtils.isAirplaneModeOn(mContext); 150 } 151 } 152