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 | |
Jaikumar Ganesh | 3fbf7b6 | 2009-12-02 17:28:38 -0800 | [diff] [blame] | 19 | import android.bluetooth.BluetoothAdapter; |
| 20 | import android.bluetooth.BluetoothDevice; |
Daniel Sandler | 0e9d2af | 2010-01-25 11:33:03 -0500 | [diff] [blame] | 21 | import android.content.ContentResolver; |
Dan Murphy | c9f4eaf | 2009-08-12 15:15:43 -0500 | [diff] [blame] | 22 | import android.content.Context; |
| 23 | import android.content.Intent; |
Daniel Sandler | ec2c88d | 2010-02-20 01:04:57 -0500 | [diff] [blame] | 24 | import android.media.AudioManager; |
Daniel Sandler | 0e9d2af | 2010-01-25 11:33:03 -0500 | [diff] [blame] | 25 | import android.media.Ringtone; |
| 26 | import android.media.RingtoneManager; |
| 27 | import android.net.Uri; |
Dan Murphy | c9f4eaf | 2009-08-12 15:15:43 -0500 | [diff] [blame] | 28 | import android.os.Handler; |
| 29 | import android.os.Message; |
Ken Schultz | f02c074 | 2009-09-10 18:37:37 -0500 | [diff] [blame] | 30 | import android.os.SystemClock; |
Dan Murphy | c9f4eaf | 2009-08-12 15:15:43 -0500 | [diff] [blame] | 31 | import android.os.UEventObserver; |
Dianne Hackborn | 4949334 | 2009-10-02 10:44:41 -0700 | [diff] [blame] | 32 | import android.provider.Settings; |
Jaikumar Ganesh | 3fbf7b6 | 2009-12-02 17:28:38 -0800 | [diff] [blame] | 33 | import android.server.BluetoothService; |
Dan Murphy | c9f4eaf | 2009-08-12 15:15:43 -0500 | [diff] [blame] | 34 | import android.util.Log; |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 35 | import android.util.Slog; |
Dan Murphy | c9f4eaf | 2009-08-12 15:15:43 -0500 | [diff] [blame] | 36 | |
Dan Murphy | c9f4eaf | 2009-08-12 15:15:43 -0500 | [diff] [blame] | 37 | import java.io.FileNotFoundException; |
Jaikumar Ganesh | 3fbf7b6 | 2009-12-02 17:28:38 -0800 | [diff] [blame] | 38 | import java.io.FileReader; |
Dan Murphy | c9f4eaf | 2009-08-12 15:15:43 -0500 | [diff] [blame] | 39 | |
| 40 | /** |
| 41 | * <p>DockObserver monitors for a docking station. |
| 42 | */ |
| 43 | class DockObserver extends UEventObserver { |
| 44 | private static final String TAG = DockObserver.class.getSimpleName(); |
| 45 | private static final boolean LOG = false; |
| 46 | |
| 47 | private static final String DOCK_UEVENT_MATCH = "DEVPATH=/devices/virtual/switch/dock"; |
| 48 | private static final String DOCK_STATE_PATH = "/sys/class/switch/dock/state"; |
| 49 | |
Bernd Holzhey | bfca3a0 | 2010-02-10 17:39:51 +0100 | [diff] [blame] | 50 | private static final int MSG_DOCK_STATE = 0; |
Bernd Holzhey | bfca3a0 | 2010-02-10 17:39:51 +0100 | [diff] [blame] | 51 | |
Mike Lockwood | d0e82ce | 2009-08-27 16:19:07 -0700 | [diff] [blame] | 52 | private int mDockState = Intent.EXTRA_DOCK_STATE_UNDOCKED; |
Daniel Sandler | 0e9d2af | 2010-01-25 11:33:03 -0500 | [diff] [blame] | 53 | private int mPreviousDockState = Intent.EXTRA_DOCK_STATE_UNDOCKED; |
| 54 | |
Mike Lockwood | d0e82ce | 2009-08-27 16:19:07 -0700 | [diff] [blame] | 55 | private boolean mSystemReady; |
Dan Murphy | c9f4eaf | 2009-08-12 15:15:43 -0500 | [diff] [blame] | 56 | |
| 57 | private final Context mContext; |
| 58 | |
Ken Schultz | f02c074 | 2009-09-10 18:37:37 -0500 | [diff] [blame] | 59 | private PowerManagerService mPowerManager; |
Bernd Holzhey | bfca3a0 | 2010-02-10 17:39:51 +0100 | [diff] [blame] | 60 | |
Ken Schultz | f02c074 | 2009-09-10 18:37:37 -0500 | [diff] [blame] | 61 | public DockObserver(Context context, PowerManagerService pm) { |
Dan Murphy | c9f4eaf | 2009-08-12 15:15:43 -0500 | [diff] [blame] | 62 | mContext = context; |
Ken Schultz | f02c074 | 2009-09-10 18:37:37 -0500 | [diff] [blame] | 63 | mPowerManager = pm; |
Dan Murphy | c9f4eaf | 2009-08-12 15:15:43 -0500 | [diff] [blame] | 64 | init(); // set initial status |
Tobias Haamel | 27b28b3 | 2010-02-09 23:09:17 +0100 | [diff] [blame] | 65 | |
Mike Lockwood | d0e82ce | 2009-08-27 16:19:07 -0700 | [diff] [blame] | 66 | startObserving(DOCK_UEVENT_MATCH); |
Dan Murphy | c9f4eaf | 2009-08-12 15:15:43 -0500 | [diff] [blame] | 67 | } |
| 68 | |
| 69 | @Override |
| 70 | public void onUEvent(UEventObserver.UEvent event) { |
| 71 | if (Log.isLoggable(TAG, Log.VERBOSE)) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 72 | Slog.v(TAG, "Dock UEVENT: " + event.toString()); |
Dan Murphy | c9f4eaf | 2009-08-12 15:15:43 -0500 | [diff] [blame] | 73 | } |
| 74 | |
Mike Lockwood | d0e82ce | 2009-08-27 16:19:07 -0700 | [diff] [blame] | 75 | synchronized (this) { |
| 76 | try { |
| 77 | int newState = Integer.parseInt(event.get("SWITCH_STATE")); |
| 78 | if (newState != mDockState) { |
Daniel Sandler | 0e9d2af | 2010-01-25 11:33:03 -0500 | [diff] [blame] | 79 | mPreviousDockState = mDockState; |
Mike Lockwood | d0e82ce | 2009-08-27 16:19:07 -0700 | [diff] [blame] | 80 | mDockState = newState; |
| 81 | if (mSystemReady) { |
Mike Lockwood | 1d06992 | 2009-11-11 18:09:25 -0500 | [diff] [blame] | 82 | // Don't force screen on when undocking from the desk dock. |
| 83 | // The change in power state will do this anyway. |
| 84 | // FIXME - we should be configurable. |
Daniel Sandler | 0e9d2af | 2010-01-25 11:33:03 -0500 | [diff] [blame] | 85 | if (mPreviousDockState != Intent.EXTRA_DOCK_STATE_DESK || |
| 86 | mDockState != Intent.EXTRA_DOCK_STATE_UNDOCKED) { |
Mike Lockwood | 1d06992 | 2009-11-11 18:09:25 -0500 | [diff] [blame] | 87 | mPowerManager.userActivityWithForce(SystemClock.uptimeMillis(), |
| 88 | false, true); |
| 89 | } |
Mike Lockwood | d0e82ce | 2009-08-27 16:19:07 -0700 | [diff] [blame] | 90 | update(); |
| 91 | } |
| 92 | } |
| 93 | } catch (NumberFormatException e) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 94 | Slog.e(TAG, "Could not parse switch state from event " + event); |
Mike Lockwood | d0e82ce | 2009-08-27 16:19:07 -0700 | [diff] [blame] | 95 | } |
Dan Murphy | c9f4eaf | 2009-08-12 15:15:43 -0500 | [diff] [blame] | 96 | } |
| 97 | } |
| 98 | |
Mike Lockwood | d0e82ce | 2009-08-27 16:19:07 -0700 | [diff] [blame] | 99 | private final void init() { |
Dan Murphy | c9f4eaf | 2009-08-12 15:15:43 -0500 | [diff] [blame] | 100 | char[] buffer = new char[1024]; |
| 101 | |
Dan Murphy | c9f4eaf | 2009-08-12 15:15:43 -0500 | [diff] [blame] | 102 | try { |
| 103 | FileReader file = new FileReader(DOCK_STATE_PATH); |
| 104 | int len = file.read(buffer, 0, 1024); |
Brian Carlstrom | fd9ddd1 | 2010-11-04 11:24:58 -0700 | [diff] [blame] | 105 | file.close(); |
Daniel Sandler | 0e9d2af | 2010-01-25 11:33:03 -0500 | [diff] [blame] | 106 | mPreviousDockState = mDockState = Integer.valueOf((new String(buffer, 0, len)).trim()); |
Dan Murphy | c9f4eaf | 2009-08-12 15:15:43 -0500 | [diff] [blame] | 107 | } catch (FileNotFoundException e) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 108 | Slog.w(TAG, "This kernel does not have dock station support"); |
Dan Murphy | c9f4eaf | 2009-08-12 15:15:43 -0500 | [diff] [blame] | 109 | } catch (Exception e) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 110 | Slog.e(TAG, "" , e); |
Dan Murphy | c9f4eaf | 2009-08-12 15:15:43 -0500 | [diff] [blame] | 111 | } |
Dan Murphy | c9f4eaf | 2009-08-12 15:15:43 -0500 | [diff] [blame] | 112 | } |
| 113 | |
Mike Lockwood | d0e82ce | 2009-08-27 16:19:07 -0700 | [diff] [blame] | 114 | void systemReady() { |
| 115 | synchronized (this) { |
| 116 | // don't bother broadcasting undocked here |
| 117 | if (mDockState != Intent.EXTRA_DOCK_STATE_UNDOCKED) { |
| 118 | update(); |
| 119 | } |
| 120 | mSystemReady = true; |
Dan Murphy | c9f4eaf | 2009-08-12 15:15:43 -0500 | [diff] [blame] | 121 | } |
| 122 | } |
| 123 | |
Mike Lockwood | d0e82ce | 2009-08-27 16:19:07 -0700 | [diff] [blame] | 124 | private final void update() { |
Bernd Holzhey | bfca3a0 | 2010-02-10 17:39:51 +0100 | [diff] [blame] | 125 | mHandler.sendEmptyMessage(MSG_DOCK_STATE); |
Dan Murphy | c9f4eaf | 2009-08-12 15:15:43 -0500 | [diff] [blame] | 126 | } |
| 127 | |
| 128 | private final Handler mHandler = new Handler() { |
| 129 | @Override |
| 130 | public void handleMessage(Message msg) { |
Bernd Holzhey | bfca3a0 | 2010-02-10 17:39:51 +0100 | [diff] [blame] | 131 | switch (msg.what) { |
| 132 | case MSG_DOCK_STATE: |
| 133 | synchronized (this) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 134 | Slog.i(TAG, "Dock state changed: " + mDockState); |
Daniel Sandler | 0e9d2af | 2010-01-25 11:33:03 -0500 | [diff] [blame] | 135 | |
Bernd Holzhey | bfca3a0 | 2010-02-10 17:39:51 +0100 | [diff] [blame] | 136 | final ContentResolver cr = mContext.getContentResolver(); |
Daniel Sandler | 0e9d2af | 2010-01-25 11:33:03 -0500 | [diff] [blame] | 137 | |
Bernd Holzhey | bfca3a0 | 2010-02-10 17:39:51 +0100 | [diff] [blame] | 138 | if (Settings.Secure.getInt(cr, |
| 139 | Settings.Secure.DEVICE_PROVISIONED, 0) == 0) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 140 | Slog.i(TAG, "Device not provisioned, skipping dock broadcast"); |
Bernd Holzhey | bfca3a0 | 2010-02-10 17:39:51 +0100 | [diff] [blame] | 141 | return; |
Daniel Sandler | 0e9d2af | 2010-01-25 11:33:03 -0500 | [diff] [blame] | 142 | } |
Bernd Holzhey | bfca3a0 | 2010-02-10 17:39:51 +0100 | [diff] [blame] | 143 | // Pack up the values and broadcast them to everyone |
| 144 | Intent intent = new Intent(Intent.ACTION_DOCK_EVENT); |
| 145 | intent.addFlags(Intent.FLAG_RECEIVER_REPLACE_PENDING); |
Dianne Hackborn | 7299c41 | 2010-03-04 18:41:49 -0800 | [diff] [blame] | 146 | intent.putExtra(Intent.EXTRA_DOCK_STATE, mDockState); |
Bernd Holzhey | bfca3a0 | 2010-02-10 17:39:51 +0100 | [diff] [blame] | 147 | |
| 148 | // Check if this is Bluetooth Dock |
| 149 | String address = BluetoothService.readDockBluetoothAddress(); |
| 150 | if (address != null) |
| 151 | intent.putExtra(BluetoothDevice.EXTRA_DEVICE, |
| 152 | BluetoothAdapter.getDefaultAdapter().getRemoteDevice(address)); |
| 153 | |
| 154 | // User feedback to confirm dock connection. Particularly |
| 155 | // useful for flaky contact pins... |
| 156 | if (Settings.System.getInt(cr, |
| 157 | Settings.System.DOCK_SOUNDS_ENABLED, 1) == 1) |
| 158 | { |
| 159 | String whichSound = null; |
| 160 | if (mDockState == Intent.EXTRA_DOCK_STATE_UNDOCKED) { |
Praveen Bharathi | 21e941b | 2010-10-06 15:23:14 -0500 | [diff] [blame] | 161 | if ((mPreviousDockState == Intent.EXTRA_DOCK_STATE_DESK) || |
| 162 | (mPreviousDockState == Intent.EXTRA_DOCK_STATE_LE_DESK) || |
| 163 | (mPreviousDockState == Intent.EXTRA_DOCK_STATE_HE_DESK)) { |
Bernd Holzhey | bfca3a0 | 2010-02-10 17:39:51 +0100 | [diff] [blame] | 164 | whichSound = Settings.System.DESK_UNDOCK_SOUND; |
| 165 | } else if (mPreviousDockState == Intent.EXTRA_DOCK_STATE_CAR) { |
| 166 | whichSound = Settings.System.CAR_UNDOCK_SOUND; |
| 167 | } |
| 168 | } else { |
Praveen Bharathi | 21e941b | 2010-10-06 15:23:14 -0500 | [diff] [blame] | 169 | if ((mDockState == Intent.EXTRA_DOCK_STATE_DESK) || |
| 170 | (mDockState == Intent.EXTRA_DOCK_STATE_LE_DESK) || |
| 171 | (mDockState == Intent.EXTRA_DOCK_STATE_HE_DESK)) { |
Bernd Holzhey | bfca3a0 | 2010-02-10 17:39:51 +0100 | [diff] [blame] | 172 | whichSound = Settings.System.DESK_DOCK_SOUND; |
| 173 | } else if (mDockState == Intent.EXTRA_DOCK_STATE_CAR) { |
| 174 | whichSound = Settings.System.CAR_DOCK_SOUND; |
| 175 | } |
| 176 | } |
| 177 | |
| 178 | if (whichSound != null) { |
| 179 | final String soundPath = Settings.System.getString(cr, whichSound); |
| 180 | if (soundPath != null) { |
| 181 | final Uri soundUri = Uri.parse("file://" + soundPath); |
| 182 | if (soundUri != null) { |
| 183 | final Ringtone sfx = RingtoneManager.getRingtone(mContext, soundUri); |
Daniel Sandler | ec2c88d | 2010-02-20 01:04:57 -0500 | [diff] [blame] | 184 | if (sfx != null) { |
| 185 | sfx.setStreamType(AudioManager.STREAM_SYSTEM); |
| 186 | sfx.play(); |
| 187 | } |
Bernd Holzhey | bfca3a0 | 2010-02-10 17:39:51 +0100 | [diff] [blame] | 188 | } |
| 189 | } |
| 190 | } |
| 191 | } |
| 192 | |
Dianne Hackborn | 7299c41 | 2010-03-04 18:41:49 -0800 | [diff] [blame] | 193 | mContext.sendStickyBroadcast(intent); |
Bernd Holzhey | bfca3a0 | 2010-02-10 17:39:51 +0100 | [diff] [blame] | 194 | } |
| 195 | break; |
| 196 | } |
| 197 | } |
Tobias Haamel | 27b28b3 | 2010-02-09 23:09:17 +0100 | [diff] [blame] | 198 | }; |
Dan Murphy | c9f4eaf | 2009-08-12 15:15:43 -0500 | [diff] [blame] | 199 | } |