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b/2332395 Disable BT when undocked if BT was off to at docking time

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unless if 1) the user has manually turned off bt while docked or
2) there's a connect device at the time we are ready to turn off bt

Change-Id: Ic27308688a525120a09a25c9416b3cdc477412ab
This commit is contained in:
Michael Chan
2010-01-14 17:52:40 -08:00
parent 6ff80dcf7a
commit 3fe86a346c
2 changed files with 132 additions and 18 deletions
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145
src/com/android/settings/bluetooth/DockService.java
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@@ -16,6 +16,9 @@
package com.android.settings.bluetooth;
import com.android.settings.R;
import com.android.settings.bluetooth.LocalBluetoothProfileManager.Profile;
import android.app.AlertDialog;
import android.app.Notification;
import android.app.Service;
@@ -27,6 +30,7 @@ import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.IntentFilter;
import android.content.SharedPreferences;
import android.os.Handler;
import android.os.HandlerThread;
import android.os.IBinder;
@@ -39,10 +43,8 @@ import android.view.WindowManager;
import android.widget.CheckBox;
import android.widget.CompoundButton;
import com.android.settings.R;
import com.android.settings.bluetooth.LocalBluetoothProfileManager.Profile;
import java.util.List;
import java.util.Set;
public class DockService extends Service implements AlertDialog.OnMultiChoiceClickListener,
DialogInterface.OnClickListener, DialogInterface.OnDismissListener,
@@ -56,6 +58,10 @@ public class DockService extends Service implements AlertDialog.OnMultiChoiceCli
// the bluetooth connection
private static final long UNDOCKED_GRACE_PERIOD = 1000;
// Time allowed for the device to be undocked and redocked without turning
// off Bluetooth
private static final long DISABLE_BT_GRACE_PERIOD = 2000;
// Msg for user wanting the UI to setup the dock
private static final int MSG_TYPE_SHOW_UI = 111;
@@ -69,6 +75,17 @@ public class DockService extends Service implements AlertDialog.OnMultiChoiceCli
// since MSG_TYPE_UNDOCKED_TEMPORARY
private static final int MSG_TYPE_UNDOCKED_PERMANENT = 444;
// Msg for disabling bt after DISABLE_BT_GRACE_PERIOD millis since
// MSG_TYPE_UNDOCKED_PERMANENT
private static final int MSG_TYPE_DISABLE_BT = 555;
private static final String SHARED_PREFERENCES_NAME = "dock_settings";
private static final String SHARED_PREFERENCES_KEY_DISABLE_BT_WHEN_UNDOCKED =
"disable_bt_when_undock";
private static final int INVALID_STARTID = -100;
// Created in OnCreate()
private volatile Looper mServiceLooper;
private volatile ServiceHandler mServiceHandler;
@@ -89,8 +106,7 @@ public class DockService extends Service implements AlertDialog.OnMultiChoiceCli
// Set while BT is being enabled.
private BluetoothDevice mPendingDevice;
private int mPendingStartId;
private Object mBtSynchroObject = new Object();
private int mPendingTurnOnStartId = INVALID_STARTID;
@Override
public void onCreate() {
@@ -137,8 +153,7 @@ public class DockService extends Service implements AlertDialog.OnMultiChoiceCli
}
if (BluetoothAdapter.ACTION_STATE_CHANGED.equals(intent.getAction())) {
handleBtStateChange(intent);
DockEventReceiver.finishStartingService(this, startId);
handleBtStateChange(intent, startId);
return START_NOT_STICKY;
}
@@ -172,10 +187,14 @@ public class DockService extends Service implements AlertDialog.OnMultiChoiceCli
int msgType = msg.what;
int state = msg.arg1;
int startId = msg.arg2;
BluetoothDevice device = (BluetoothDevice) msg.obj;
boolean deferFinishCall = false;
BluetoothDevice device = null;
if (msg.obj != null) {
device = (BluetoothDevice) msg.obj;
}
if(DEBUG) Log.d(TAG, "processMessage: " + msgType + " state: " + state + " device = "
+ (msg.obj == null ? "null" : device.toString()));
+ (device == null ? "null" : device.toString()));
switch (msgType) {
case MSG_TYPE_SHOW_UI:
@@ -199,6 +218,7 @@ public class DockService extends Service implements AlertDialog.OnMultiChoiceCli
}
mServiceHandler.removeMessages(MSG_TYPE_UNDOCKED_PERMANENT);
mServiceHandler.removeMessages(MSG_TYPE_DISABLE_BT);
if (!device.equals(mDevice)) {
if (mDevice != null) {
@@ -220,6 +240,21 @@ public class DockService extends Service implements AlertDialog.OnMultiChoiceCli
case MSG_TYPE_UNDOCKED_PERMANENT:
// Grace period passed. Disconnect.
handleUndocked(mContext, mBtManager, device);
if(DEBUG) Log.d(TAG, "getDisableBtSetting = " + getDisableBtSetting());
if (getDisableBtSetting()) {
// BT was disabled when we first docked
if (!hasOtherConnectedDevices(device)) {
if(DEBUG) Log.d(TAG, "QUEUED BT DISABLE");
// Queue a delayed msg to disable BT
Message newMsg = mServiceHandler.obtainMessage(MSG_TYPE_DISABLE_BT, 0,
startId, null);
mServiceHandler.sendMessageDelayed(newMsg, DISABLE_BT_GRACE_PERIOD);
deferFinishCall = true;
} else {
// Don't disable BT if something is connected
removeDisableBtSetting();
}
}
break;
case MSG_TYPE_UNDOCKED_TEMPORARY:
@@ -228,15 +263,42 @@ public class DockService extends Service implements AlertDialog.OnMultiChoiceCli
startId, device);
mServiceHandler.sendMessageDelayed(newMsg, UNDOCKED_GRACE_PERIOD);
break;
case MSG_TYPE_DISABLE_BT:
if(DEBUG) Log.d(TAG, "BT DISABLE");
mBtManager.getBluetoothAdapter().disable();
removeDisableBtSetting();
break;
}
if (mDialog == null && mPendingDevice == null && msgType != MSG_TYPE_UNDOCKED_TEMPORARY) {
if (mDialog == null && mPendingDevice == null && msgType != MSG_TYPE_UNDOCKED_TEMPORARY
&& !deferFinishCall) {
// NOTE: We MUST not call stopSelf() directly, since we need to
// make sure the wake lock acquired by the Receiver is released.
DockEventReceiver.finishStartingService(DockService.this, startId);
}
}
public synchronized boolean hasOtherConnectedDevices(BluetoothDevice dock) {
List<CachedBluetoothDevice> cachedDevices = mBtManager.getCachedDeviceManager()
.getCachedDevicesCopy();
Set<BluetoothDevice> btDevices = mBtManager.getBluetoothAdapter().getBondedDevices();
if (btDevices == null || cachedDevices == null || btDevices.size() == 0) {
return false;
}
if(DEBUG) Log.d(TAG, "btDevices = " + btDevices.size());
if(DEBUG) Log.d(TAG, "cachedDevices = " + cachedDevices.size());
for (CachedBluetoothDevice device : cachedDevices) {
BluetoothDevice btDevice = device.getDevice();
if (!btDevice.equals(dock) && btDevices.contains(btDevice) && device.isConnected()) {
if(DEBUG) Log.d(TAG, "connected device = " + device.getName());
return true;
}
}
return false;
}
private Message parseIntent(Intent intent) {
BluetoothDevice device = intent.getParcelableExtra(BluetoothDevice.EXTRA_DEVICE);
int state = intent.getIntExtra(Intent.EXTRA_DOCK_STATE, -1234);
@@ -411,10 +473,11 @@ public class DockService extends Service implements AlertDialog.OnMultiChoiceCli
return items;
}
public void handleBtStateChange(Intent intent) {
private void handleBtStateChange(Intent intent, int startId) {
int btState = intent.getIntExtra(BluetoothAdapter.EXTRA_STATE, BluetoothAdapter.ERROR);
if (btState == BluetoothAdapter.STATE_ON) {
synchronized (mBtSynchroObject) {
synchronized (this) {
if(DEBUG) Log.d(TAG, "BtState = " + btState + " mPendingDevice = " + mPendingDevice);
if (btState == BluetoothAdapter.STATE_ON) {
if (mPendingDevice != null) {
if (mPendingDevice.equals(mDevice)) {
if(DEBUG) Log.d(TAG, "applying settings");
@@ -441,6 +504,30 @@ public class DockService extends Service implements AlertDialog.OnMultiChoiceCli
}
}
}
if (mPendingTurnOnStartId != INVALID_STARTID) {
DockEventReceiver.finishStartingService(this, mPendingTurnOnStartId);
mPendingTurnOnStartId = INVALID_STARTID;
}
DockEventReceiver.finishStartingService(this, startId);
} else if (btState == BluetoothAdapter.STATE_TURNING_OFF) {
// Remove the flag to disable BT if someone is turning off bt.
// The rational is that:
// a) if BT is off at undock time, no work needs to be done
// b) if BT is on at undock time, the user wants it on.
removeDisableBtSetting();
DockEventReceiver.finishStartingService(this, startId);
} else if (btState == BluetoothAdapter.STATE_OFF) {
// Bluetooth was turning off as we were trying to turn it on.
// Let's try again
if(DEBUG) Log.d(TAG, "Bluetooth = OFF mPendingDevice = " + mPendingDevice);
if (mPendingDevice != null) {
mBtManager.getBluetoothAdapter().enable();
mPendingTurnOnStartId = startId;
} else {
DockEventReceiver.finishStartingService(this, startId);
}
}
}
}
@@ -472,10 +559,15 @@ public class DockService extends Service implements AlertDialog.OnMultiChoiceCli
return;
// Turn on BT if something is enabled
synchronized (mBtSynchroObject) {
synchronized (this) {
for (boolean enable : mCheckedItems) {
if (enable) {
int btState = mBtManager.getBluetoothState();
if(DEBUG) Log.d(TAG, "BtState = " + btState);
// May have race condition as the phone comes in and out and in the dock.
// Always turn on BT
mBtManager.getBluetoothAdapter().enable();
switch (btState) {
case BluetoothAdapter.STATE_OFF:
case BluetoothAdapter.STATE_TURNING_OFF:
@@ -487,8 +579,7 @@ public class DockService extends Service implements AlertDialog.OnMultiChoiceCli
mPendingDevice = device;
mPendingStartId = startId;
if (btState != BluetoothAdapter.STATE_TURNING_ON) {
// BT is off. Enable it
mBtManager.getBluetoothAdapter().enable();
setDisableBtSetting(true);
}
return;
}
@@ -551,4 +642,26 @@ public class DockService extends Service implements AlertDialog.OnMultiChoiceCli
}
return cachedBluetoothDevice;
}
private boolean getDisableBtSetting() {
SharedPreferences sharedPref = getSharedPreferences(SHARED_PREFERENCES_NAME,
Context.MODE_PRIVATE);
return sharedPref.getBoolean(SHARED_PREFERENCES_KEY_DISABLE_BT_WHEN_UNDOCKED, false);
}
private void setDisableBtSetting(boolean disableBt) {
SharedPreferences.Editor editor = getSharedPreferences(SHARED_PREFERENCES_NAME,
Context.MODE_PRIVATE).edit();
editor.putBoolean(SHARED_PREFERENCES_KEY_DISABLE_BT_WHEN_UNDOCKED, disableBt);
editor.commit();
}
private void removeDisableBtSetting() {
SharedPreferences sharedPref = getSharedPreferences(SHARED_PREFERENCES_NAME,
Context.MODE_PRIVATE);
SharedPreferences.Editor editor = sharedPref.edit();
editor.remove(SHARED_PREFERENCES_KEY_DISABLE_BT_WHEN_UNDOCKED);
editor.commit();
return;
}
}