Dan Murphy | c9f4eaf | 2009-08-12 15:15:43 -0500 | [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.server; |
| 18 | |
John Spurlock | 786546e | 2012-08-08 11:40:20 -0400 | [diff] [blame] | 19 | import static android.provider.Settings.Secure.SCREENSAVER_ACTIVATE_ON_DOCK; |
John Spurlock | 1a868b7 | 2012-08-22 09:56:51 -0400 | [diff] [blame] | 20 | import static android.provider.Settings.Secure.SCREENSAVER_ENABLED; |
John Spurlock | 786546e | 2012-08-08 11:40:20 -0400 | [diff] [blame] | 21 | |
Daniel Sandler | 0e9d2af | 2010-01-25 11:33:03 -0500 | [diff] [blame] | 22 | import android.content.ContentResolver; |
Dan Murphy | c9f4eaf | 2009-08-12 15:15:43 -0500 | [diff] [blame] | 23 | import android.content.Context; |
| 24 | import android.content.Intent; |
Daniel Sandler | ec2c88d | 2010-02-20 01:04:57 -0500 | [diff] [blame] | 25 | import android.media.AudioManager; |
Daniel Sandler | 0e9d2af | 2010-01-25 11:33:03 -0500 | [diff] [blame] | 26 | import android.media.Ringtone; |
| 27 | import android.media.RingtoneManager; |
| 28 | import android.net.Uri; |
Dan Murphy | c9f4eaf | 2009-08-12 15:15:43 -0500 | [diff] [blame] | 29 | import android.os.Handler; |
Jeff Brown | 008b176 | 2012-08-20 20:15:34 -0700 | [diff] [blame] | 30 | import android.os.Looper; |
Dan Murphy | c9f4eaf | 2009-08-12 15:15:43 -0500 | [diff] [blame] | 31 | import android.os.Message; |
John Spurlock | bc632a2 | 2012-07-31 08:28:12 -0400 | [diff] [blame] | 32 | import android.os.RemoteException; |
| 33 | import android.os.ServiceManager; |
Jeff Brown | 9630704 | 2012-07-27 15:51:34 -0700 | [diff] [blame] | 34 | import android.os.PowerManager; |
Ken Schultz | f02c074 | 2009-09-10 18:37:37 -0500 | [diff] [blame] | 35 | import android.os.SystemClock; |
Dan Murphy | c9f4eaf | 2009-08-12 15:15:43 -0500 | [diff] [blame] | 36 | import android.os.UEventObserver; |
Dianne Hackborn | 5ac72a2 | 2012-08-29 18:32:08 -0700 | [diff] [blame] | 37 | import android.os.UserHandle; |
Dianne Hackborn | 4949334 | 2009-10-02 10:44:41 -0700 | [diff] [blame] | 38 | import android.provider.Settings; |
John Spurlock | bc632a2 | 2012-07-31 08:28:12 -0400 | [diff] [blame] | 39 | import android.service.dreams.IDreamManager; |
Dan Murphy | c9f4eaf | 2009-08-12 15:15:43 -0500 | [diff] [blame] | 40 | import android.util.Log; |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 41 | import android.util.Slog; |
Dan Murphy | c9f4eaf | 2009-08-12 15:15:43 -0500 | [diff] [blame] | 42 | |
Dan Murphy | c9f4eaf | 2009-08-12 15:15:43 -0500 | [diff] [blame] | 43 | import java.io.FileNotFoundException; |
Jaikumar Ganesh | 3fbf7b6 | 2009-12-02 17:28:38 -0800 | [diff] [blame] | 44 | import java.io.FileReader; |
Dan Murphy | c9f4eaf | 2009-08-12 15:15:43 -0500 | [diff] [blame] | 45 | |
| 46 | /** |
| 47 | * <p>DockObserver monitors for a docking station. |
| 48 | */ |
Jeff Brown | 008b176 | 2012-08-20 20:15:34 -0700 | [diff] [blame] | 49 | final class DockObserver extends UEventObserver { |
Dan Murphy | c9f4eaf | 2009-08-12 15:15:43 -0500 | [diff] [blame] | 50 | private static final String TAG = DockObserver.class.getSimpleName(); |
| 51 | private static final boolean LOG = false; |
| 52 | |
| 53 | private static final String DOCK_UEVENT_MATCH = "DEVPATH=/devices/virtual/switch/dock"; |
| 54 | private static final String DOCK_STATE_PATH = "/sys/class/switch/dock/state"; |
| 55 | |
John Spurlock | 1a868b7 | 2012-08-22 09:56:51 -0400 | [diff] [blame] | 56 | private static final int DEFAULT_SCREENSAVER_ENABLED = 1; |
| 57 | private static final int DEFAULT_SCREENSAVER_ACTIVATED_ON_DOCK = 1; |
John Spurlock | 786546e | 2012-08-08 11:40:20 -0400 | [diff] [blame] | 58 | |
Jeff Brown | 008b176 | 2012-08-20 20:15:34 -0700 | [diff] [blame] | 59 | private static final int MSG_DOCK_STATE_CHANGED = 0; |
| 60 | |
| 61 | private final Object mLock = new Object(); |
Bernd Holzhey | bfca3a0 | 2010-02-10 17:39:51 +0100 | [diff] [blame] | 62 | |
Mike Lockwood | d0e82ce | 2009-08-27 16:19:07 -0700 | [diff] [blame] | 63 | private int mDockState = Intent.EXTRA_DOCK_STATE_UNDOCKED; |
Daniel Sandler | 0e9d2af | 2010-01-25 11:33:03 -0500 | [diff] [blame] | 64 | private int mPreviousDockState = Intent.EXTRA_DOCK_STATE_UNDOCKED; |
| 65 | |
Mike Lockwood | d0e82ce | 2009-08-27 16:19:07 -0700 | [diff] [blame] | 66 | private boolean mSystemReady; |
Dan Murphy | c9f4eaf | 2009-08-12 15:15:43 -0500 | [diff] [blame] | 67 | |
| 68 | private final Context mContext; |
| 69 | |
Jeff Brown | 9630704 | 2012-07-27 15:51:34 -0700 | [diff] [blame] | 70 | public DockObserver(Context context) { |
Dan Murphy | c9f4eaf | 2009-08-12 15:15:43 -0500 | [diff] [blame] | 71 | mContext = context; |
Dan Murphy | c9f4eaf | 2009-08-12 15:15:43 -0500 | [diff] [blame] | 72 | init(); // set initial status |
Tobias Haamel | 27b28b3 | 2010-02-09 23:09:17 +0100 | [diff] [blame] | 73 | |
Mike Lockwood | d0e82ce | 2009-08-27 16:19:07 -0700 | [diff] [blame] | 74 | startObserving(DOCK_UEVENT_MATCH); |
Dan Murphy | c9f4eaf | 2009-08-12 15:15:43 -0500 | [diff] [blame] | 75 | } |
| 76 | |
| 77 | @Override |
| 78 | public void onUEvent(UEventObserver.UEvent event) { |
| 79 | if (Log.isLoggable(TAG, Log.VERBOSE)) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 80 | Slog.v(TAG, "Dock UEVENT: " + event.toString()); |
Dan Murphy | c9f4eaf | 2009-08-12 15:15:43 -0500 | [diff] [blame] | 81 | } |
| 82 | |
Jeff Brown | 008b176 | 2012-08-20 20:15:34 -0700 | [diff] [blame] | 83 | synchronized (mLock) { |
Mike Lockwood | d0e82ce | 2009-08-27 16:19:07 -0700 | [diff] [blame] | 84 | try { |
| 85 | int newState = Integer.parseInt(event.get("SWITCH_STATE")); |
| 86 | if (newState != mDockState) { |
Daniel Sandler | 0e9d2af | 2010-01-25 11:33:03 -0500 | [diff] [blame] | 87 | mPreviousDockState = mDockState; |
Mike Lockwood | d0e82ce | 2009-08-27 16:19:07 -0700 | [diff] [blame] | 88 | mDockState = newState; |
| 89 | if (mSystemReady) { |
Mike Lockwood | 1d06992 | 2009-11-11 18:09:25 -0500 | [diff] [blame] | 90 | // Don't force screen on when undocking from the desk dock. |
| 91 | // The change in power state will do this anyway. |
| 92 | // FIXME - we should be configurable. |
Jeff Brown | 1a69318 | 2011-11-08 14:44:16 -0800 | [diff] [blame] | 93 | if ((mPreviousDockState != Intent.EXTRA_DOCK_STATE_DESK |
| 94 | && mPreviousDockState != Intent.EXTRA_DOCK_STATE_LE_DESK |
| 95 | && mPreviousDockState != Intent.EXTRA_DOCK_STATE_HE_DESK) || |
Daniel Sandler | 0e9d2af | 2010-01-25 11:33:03 -0500 | [diff] [blame] | 96 | mDockState != Intent.EXTRA_DOCK_STATE_UNDOCKED) { |
Jeff Brown | 9630704 | 2012-07-27 15:51:34 -0700 | [diff] [blame] | 97 | PowerManager pm = |
| 98 | (PowerManager)mContext.getSystemService(Context.POWER_SERVICE); |
| 99 | pm.wakeUp(SystemClock.uptimeMillis()); |
Mike Lockwood | 1d06992 | 2009-11-11 18:09:25 -0500 | [diff] [blame] | 100 | } |
Jeff Brown | 008b176 | 2012-08-20 20:15:34 -0700 | [diff] [blame] | 101 | updateLocked(); |
Mike Lockwood | d0e82ce | 2009-08-27 16:19:07 -0700 | [diff] [blame] | 102 | } |
| 103 | } |
| 104 | } catch (NumberFormatException e) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 105 | Slog.e(TAG, "Could not parse switch state from event " + event); |
Mike Lockwood | d0e82ce | 2009-08-27 16:19:07 -0700 | [diff] [blame] | 106 | } |
Dan Murphy | c9f4eaf | 2009-08-12 15:15:43 -0500 | [diff] [blame] | 107 | } |
| 108 | } |
| 109 | |
Jeff Brown | 008b176 | 2012-08-20 20:15:34 -0700 | [diff] [blame] | 110 | private void init() { |
| 111 | synchronized (mLock) { |
| 112 | try { |
| 113 | char[] buffer = new char[1024]; |
| 114 | FileReader file = new FileReader(DOCK_STATE_PATH); |
| 115 | try { |
| 116 | int len = file.read(buffer, 0, 1024); |
| 117 | mDockState = Integer.valueOf((new String(buffer, 0, len)).trim()); |
| 118 | mPreviousDockState = mDockState; |
| 119 | } finally { |
| 120 | file.close(); |
| 121 | } |
| 122 | } catch (FileNotFoundException e) { |
| 123 | Slog.w(TAG, "This kernel does not have dock station support"); |
| 124 | } catch (Exception e) { |
| 125 | Slog.e(TAG, "" , e); |
| 126 | } |
Dan Murphy | c9f4eaf | 2009-08-12 15:15:43 -0500 | [diff] [blame] | 127 | } |
Dan Murphy | c9f4eaf | 2009-08-12 15:15:43 -0500 | [diff] [blame] | 128 | } |
| 129 | |
Mike Lockwood | d0e82ce | 2009-08-27 16:19:07 -0700 | [diff] [blame] | 130 | void systemReady() { |
Jeff Brown | 008b176 | 2012-08-20 20:15:34 -0700 | [diff] [blame] | 131 | synchronized (mLock) { |
Mike Lockwood | d0e82ce | 2009-08-27 16:19:07 -0700 | [diff] [blame] | 132 | // don't bother broadcasting undocked here |
| 133 | if (mDockState != Intent.EXTRA_DOCK_STATE_UNDOCKED) { |
Jeff Brown | 008b176 | 2012-08-20 20:15:34 -0700 | [diff] [blame] | 134 | updateLocked(); |
Mike Lockwood | d0e82ce | 2009-08-27 16:19:07 -0700 | [diff] [blame] | 135 | } |
| 136 | mSystemReady = true; |
Dan Murphy | c9f4eaf | 2009-08-12 15:15:43 -0500 | [diff] [blame] | 137 | } |
| 138 | } |
| 139 | |
Jeff Brown | 008b176 | 2012-08-20 20:15:34 -0700 | [diff] [blame] | 140 | private void updateLocked() { |
| 141 | mHandler.sendEmptyMessage(MSG_DOCK_STATE_CHANGED); |
| 142 | } |
| 143 | |
| 144 | private void handleDockStateChange() { |
| 145 | synchronized (mLock) { |
| 146 | Slog.i(TAG, "Dock state changed: " + mDockState); |
| 147 | |
| 148 | final ContentResolver cr = mContext.getContentResolver(); |
| 149 | |
Jeff Brown | bf6f6f9 | 2012-09-25 15:03:20 -0700 | [diff] [blame^] | 150 | if (Settings.Global.getInt(cr, |
| 151 | Settings.Global.DEVICE_PROVISIONED, 0) == 0) { |
Jeff Brown | 008b176 | 2012-08-20 20:15:34 -0700 | [diff] [blame] | 152 | Slog.i(TAG, "Device not provisioned, skipping dock broadcast"); |
| 153 | return; |
| 154 | } |
| 155 | |
| 156 | // Pack up the values and broadcast them to everyone |
| 157 | Intent intent = new Intent(Intent.ACTION_DOCK_EVENT); |
| 158 | intent.addFlags(Intent.FLAG_RECEIVER_REPLACE_PENDING); |
| 159 | intent.putExtra(Intent.EXTRA_DOCK_STATE, mDockState); |
| 160 | |
| 161 | // Check if this is Bluetooth Dock |
| 162 | // TODO(BT): Get Dock address. |
| 163 | // String address = null; |
| 164 | // if (address != null) { |
| 165 | // intent.putExtra(BluetoothDevice.EXTRA_DEVICE, |
| 166 | // BluetoothAdapter.getDefaultAdapter().getRemoteDevice(address)); |
| 167 | // } |
| 168 | |
| 169 | // User feedback to confirm dock connection. Particularly |
| 170 | // useful for flaky contact pins... |
Jeff Brown | bf6f6f9 | 2012-09-25 15:03:20 -0700 | [diff] [blame^] | 171 | if (Settings.Global.getInt(cr, |
| 172 | Settings.Global.DOCK_SOUNDS_ENABLED, 1) == 1) { |
Jeff Brown | 008b176 | 2012-08-20 20:15:34 -0700 | [diff] [blame] | 173 | String whichSound = null; |
| 174 | if (mDockState == Intent.EXTRA_DOCK_STATE_UNDOCKED) { |
| 175 | if ((mPreviousDockState == Intent.EXTRA_DOCK_STATE_DESK) || |
| 176 | (mPreviousDockState == Intent.EXTRA_DOCK_STATE_LE_DESK) || |
| 177 | (mPreviousDockState == Intent.EXTRA_DOCK_STATE_HE_DESK)) { |
Jeff Brown | bf6f6f9 | 2012-09-25 15:03:20 -0700 | [diff] [blame^] | 178 | whichSound = Settings.Global.DESK_UNDOCK_SOUND; |
Jeff Brown | 008b176 | 2012-08-20 20:15:34 -0700 | [diff] [blame] | 179 | } else if (mPreviousDockState == Intent.EXTRA_DOCK_STATE_CAR) { |
Jeff Brown | bf6f6f9 | 2012-09-25 15:03:20 -0700 | [diff] [blame^] | 180 | whichSound = Settings.Global.CAR_UNDOCK_SOUND; |
Jeff Brown | 008b176 | 2012-08-20 20:15:34 -0700 | [diff] [blame] | 181 | } |
| 182 | } else { |
| 183 | if ((mDockState == Intent.EXTRA_DOCK_STATE_DESK) || |
| 184 | (mDockState == Intent.EXTRA_DOCK_STATE_LE_DESK) || |
| 185 | (mDockState == Intent.EXTRA_DOCK_STATE_HE_DESK)) { |
Jeff Brown | bf6f6f9 | 2012-09-25 15:03:20 -0700 | [diff] [blame^] | 186 | whichSound = Settings.Global.DESK_DOCK_SOUND; |
Jeff Brown | 008b176 | 2012-08-20 20:15:34 -0700 | [diff] [blame] | 187 | } else if (mDockState == Intent.EXTRA_DOCK_STATE_CAR) { |
Jeff Brown | bf6f6f9 | 2012-09-25 15:03:20 -0700 | [diff] [blame^] | 188 | whichSound = Settings.Global.CAR_DOCK_SOUND; |
Jeff Brown | 008b176 | 2012-08-20 20:15:34 -0700 | [diff] [blame] | 189 | } |
| 190 | } |
| 191 | |
| 192 | if (whichSound != null) { |
Jeff Brown | bf6f6f9 | 2012-09-25 15:03:20 -0700 | [diff] [blame^] | 193 | final String soundPath = Settings.Global.getString(cr, whichSound); |
Jeff Brown | 008b176 | 2012-08-20 20:15:34 -0700 | [diff] [blame] | 194 | if (soundPath != null) { |
| 195 | final Uri soundUri = Uri.parse("file://" + soundPath); |
| 196 | if (soundUri != null) { |
| 197 | final Ringtone sfx = RingtoneManager.getRingtone(mContext, soundUri); |
| 198 | if (sfx != null) { |
| 199 | sfx.setStreamType(AudioManager.STREAM_SYSTEM); |
| 200 | sfx.play(); |
| 201 | } |
| 202 | } |
| 203 | } |
| 204 | } |
| 205 | } |
| 206 | |
| 207 | IDreamManager mgr = IDreamManager.Stub.asInterface(ServiceManager.getService("dreams")); |
| 208 | if (mgr != null) { |
| 209 | // dreams feature enabled |
| 210 | boolean undocked = mDockState == Intent.EXTRA_DOCK_STATE_UNDOCKED; |
| 211 | if (undocked) { |
| 212 | try { |
| 213 | if (mgr.isDreaming()) { |
| 214 | mgr.awaken(); |
| 215 | } |
| 216 | } catch (RemoteException e) { |
| 217 | Slog.w(TAG, "Unable to awaken!", e); |
| 218 | } |
| 219 | } else { |
John Spurlock | 1a868b7 | 2012-08-22 09:56:51 -0400 | [diff] [blame] | 220 | if (isScreenSaverEnabled(mContext) && isScreenSaverActivatedOnDock(mContext)) { |
Jeff Brown | 008b176 | 2012-08-20 20:15:34 -0700 | [diff] [blame] | 221 | try { |
| 222 | mgr.dream(); |
| 223 | } catch (RemoteException e) { |
| 224 | Slog.w(TAG, "Unable to dream!", e); |
| 225 | } |
| 226 | } |
| 227 | } |
| 228 | } else { |
| 229 | // dreams feature not enabled, send legacy intent |
Dianne Hackborn | 5ac72a2 | 2012-08-29 18:32:08 -0700 | [diff] [blame] | 230 | mContext.sendStickyBroadcastAsUser(intent, UserHandle.ALL); |
Jeff Brown | 008b176 | 2012-08-20 20:15:34 -0700 | [diff] [blame] | 231 | } |
| 232 | } |
Dan Murphy | c9f4eaf | 2009-08-12 15:15:43 -0500 | [diff] [blame] | 233 | } |
| 234 | |
John Spurlock | 1a868b7 | 2012-08-22 09:56:51 -0400 | [diff] [blame] | 235 | private static boolean isScreenSaverEnabled(Context context) { |
| 236 | return Settings.Secure.getInt(context.getContentResolver(), |
| 237 | SCREENSAVER_ENABLED, DEFAULT_SCREENSAVER_ENABLED) != 0; |
| 238 | } |
| 239 | |
John Spurlock | 786546e | 2012-08-08 11:40:20 -0400 | [diff] [blame] | 240 | private static boolean isScreenSaverActivatedOnDock(Context context) { |
Jeff Brown | 008b176 | 2012-08-20 20:15:34 -0700 | [diff] [blame] | 241 | return Settings.Secure.getInt(context.getContentResolver(), |
John Spurlock | 1a868b7 | 2012-08-22 09:56:51 -0400 | [diff] [blame] | 242 | SCREENSAVER_ACTIVATE_ON_DOCK, DEFAULT_SCREENSAVER_ACTIVATED_ON_DOCK) != 0; |
John Spurlock | 786546e | 2012-08-08 11:40:20 -0400 | [diff] [blame] | 243 | } |
| 244 | |
Jeff Brown | a2910d0 | 2012-08-25 12:29:46 -0700 | [diff] [blame] | 245 | private final Handler mHandler = new Handler(true /*async*/) { |
Dan Murphy | c9f4eaf | 2009-08-12 15:15:43 -0500 | [diff] [blame] | 246 | @Override |
| 247 | public void handleMessage(Message msg) { |
Bernd Holzhey | bfca3a0 | 2010-02-10 17:39:51 +0100 | [diff] [blame] | 248 | switch (msg.what) { |
Jeff Brown | 008b176 | 2012-08-20 20:15:34 -0700 | [diff] [blame] | 249 | case MSG_DOCK_STATE_CHANGED: |
| 250 | handleDockStateChange(); |
Bernd Holzhey | bfca3a0 | 2010-02-10 17:39:51 +0100 | [diff] [blame] | 251 | break; |
| 252 | } |
| 253 | } |
Tobias Haamel | 27b28b3 | 2010-02-09 23:09:17 +0100 | [diff] [blame] | 254 | }; |
Dan Murphy | c9f4eaf | 2009-08-12 15:15:43 -0500 | [diff] [blame] | 255 | } |