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b/2498180 b/2568119 Retry if BT dock disconnects unexpectedly

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Change-Id: Ic4771e7c305192fee56f5f80c6cabeecf11a99dc
This commit is contained in:
Michael Chan
2010-04-06 14:49:30 -07:00
parent 6e74d41bd0
commit 732c1dad5a
3 changed files with 146 additions and 10 deletions
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2
AndroidManifest.xml
View File

@@ -614,6 +614,8 @@
<intent-filter>
<action android:name="android.intent.action.DOCK_EVENT" />
<action android:name="android.bluetooth.adapter.action.STATE_CHANGED" />
<action android:name="android.bluetooth.headset.action.STATE_CHANGED" />
<action android:name="android.bluetooth.a2dp.action.SINK_STATE_CHANGED" />
<category android:name="android.intent.category.DEFAULT" />
</intent-filter>
</receiver>

53
src/com/android/settings/bluetooth/DockEventReceiver.java
View File

@@ -16,12 +16,17 @@
package com.android.settings.bluetooth;
import com.android.settings.bluetooth.LocalBluetoothProfileManager.Profile;
import android.app.Service;
import android.bluetooth.BluetoothA2dp;
import android.bluetooth.BluetoothAdapter;
import android.bluetooth.BluetoothDevice;
import android.bluetooth.BluetoothHeadset;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.os.PowerManager;
import android.util.Log;
@@ -75,6 +80,54 @@ public class DockEventReceiver extends BroadcastReceiver {
if (DEBUG) Log.e(TAG, "Unknown state");
break;
}
} else if (BluetoothHeadset.ACTION_STATE_CHANGED.equals(intent.getAction())) {
/*
* Reconnect to the dock if:
* 1) it is a dock
* 2) it is disconnected
* 3) the disconnect is initiated remotely
* 4) the dock is still docked (check can only be done in the Service)
*/
if (device == null) {
if (DEBUG) Log.d(TAG, "Device is missing");
return;
}
int newState = intent.getIntExtra(BluetoothHeadset.EXTRA_STATE,
BluetoothHeadset.STATE_CONNECTED);
if (newState != BluetoothHeadset.STATE_DISCONNECTED) return;
int source = intent.getIntExtra(BluetoothHeadset.EXTRA_DISCONNECT_INITIATOR,
BluetoothHeadset.LOCAL_DISCONNECT);
if (source != BluetoothHeadset.REMOTE_DISCONNECT) return;
// Too bad, the dock state can't be checked from a BroadcastReceiver.
Intent i = new Intent(intent);
i.setClass(context, DockService.class);
beginStartingService(context, i);
} else if (BluetoothA2dp.ACTION_SINK_STATE_CHANGED.equals(intent.getAction())) {
/*
* Reconnect to the dock if:
* 1) it is a dock
* 2) it is an unexpected disconnect i.e. didn't go through disconnecting state
* 3) the dock is still docked (check can only be done in the Service)
*/
if (device == null) {
if (DEBUG) Log.d(TAG, "Device is missing");
return;
}
int newState = intent.getIntExtra(BluetoothA2dp.EXTRA_SINK_STATE, 0);
int oldState = intent.getIntExtra(BluetoothA2dp.EXTRA_PREVIOUS_SINK_STATE, 0);
if (newState == BluetoothA2dp.STATE_DISCONNECTED &&
oldState != BluetoothA2dp.STATE_DISCONNECTING) {
// Too bad, the dock state can't be checked from a BroadcastReceiver.
Intent i = new Intent(intent);
i.setClass(context, DockService.class);
beginStartingService(context, i);
}
} else if (BluetoothAdapter.ACTION_STATE_CHANGED.equals(intent.getAction())) {
int btState = intent.getIntExtra(BluetoothAdapter.EXTRA_STATE, BluetoothAdapter.ERROR);
if (btState != BluetoothAdapter.STATE_TURNING_ON) {

99
src/com/android/settings/bluetooth/DockService.java
View File

@@ -87,6 +87,15 @@ public class DockService extends Service implements AlertDialog.OnMultiChoiceCli
private static final String SHARED_PREFERENCES_KEY_DISABLE_BT =
"disable_bt";
private static final String SHARED_PREFERENCES_KEY_CONNECT_RETRY_COUNT =
"connect_retry_count";
/*
* If disconnected unexpectedly, reconnect up to 6 times. Each profile counts
* as one time so it's only 3 times for both profiles on the car dock.
*/
private static final int MAX_CONNECT_RETRY = 6;
private static final int INVALID_STARTID = -100;
// Created in OnCreate()
@@ -161,6 +170,32 @@ public class DockService extends Service implements AlertDialog.OnMultiChoiceCli
return START_NOT_STICKY;
}
/*
* This assumes that the intent sender has checked that this is a dock
* and that the intent is for a disconnect
*/
if (BluetoothHeadset.ACTION_STATE_CHANGED.equals(intent.getAction())) {
BluetoothDevice disconnectedDevice = intent
.getParcelableExtra(BluetoothDevice.EXTRA_DEVICE);
int retryCount = getSettingInt(SHARED_PREFERENCES_KEY_CONNECT_RETRY_COUNT, 0);
if (retryCount < MAX_CONNECT_RETRY) {
setSettingInt(SHARED_PREFERENCES_KEY_CONNECT_RETRY_COUNT, retryCount + 1);
handleUnexpectedDisconnect(disconnectedDevice, Profile.HEADSET, startId);
}
return START_NOT_STICKY;
} else if (BluetoothA2dp.ACTION_SINK_STATE_CHANGED.equals(intent.getAction())) {
BluetoothDevice disconnectedDevice = intent
.getParcelableExtra(BluetoothDevice.EXTRA_DEVICE);
int retryCount = getSettingInt(SHARED_PREFERENCES_KEY_CONNECT_RETRY_COUNT, 0);
if (retryCount < MAX_CONNECT_RETRY) {
setSettingInt(SHARED_PREFERENCES_KEY_CONNECT_RETRY_COUNT, retryCount + 1);
handleUnexpectedDisconnect(disconnectedDevice, Profile.A2DP, startId);
}
return START_NOT_STICKY;
}
Message msg = parseIntent(intent);
if (msg == null) {
// Bad intent
@@ -169,6 +204,10 @@ public class DockService extends Service implements AlertDialog.OnMultiChoiceCli
return START_NOT_STICKY;
}
if (msg.what == MSG_TYPE_DOCKED) {
removeSetting(SHARED_PREFERENCES_KEY_CONNECT_RETRY_COUNT);
}
msg.arg2 = startId;
processMessage(msg);
@@ -248,10 +287,10 @@ public class DockService extends Service implements AlertDialog.OnMultiChoiceCli
if (DEBUG) {
Log.d(TAG, "DISABLE_BT_WHEN_UNDOCKED = "
+ getSetting(SHARED_PREFERENCES_KEY_DISABLE_BT_WHEN_UNDOCKED));
+ getSettingBool(SHARED_PREFERENCES_KEY_DISABLE_BT_WHEN_UNDOCKED));
}
if (getSetting(SHARED_PREFERENCES_KEY_DISABLE_BT_WHEN_UNDOCKED)) {
if (getSettingBool(SHARED_PREFERENCES_KEY_DISABLE_BT_WHEN_UNDOCKED)) {
// BT was disabled when we first docked
if (!hasOtherConnectedDevices(device)) {
if(DEBUG) Log.d(TAG, "QUEUED BT DISABLE");
@@ -280,7 +319,7 @@ public class DockService extends Service implements AlertDialog.OnMultiChoiceCli
removeSetting(SHARED_PREFERENCES_KEY_DISABLE_BT_WHEN_UNDOCKED);
} else {
// disable() returned an error. Persist a flag to disable BT later
setSetting(SHARED_PREFERENCES_KEY_DISABLE_BT, true);
setSettingBool(SHARED_PREFERENCES_KEY_DISABLE_BT, true);
mPendingTurnOffStartId = startId;
deferFinishCall = true;
if(DEBUG) Log.d(TAG, "disable failed. try again later " + startId);
@@ -509,7 +548,7 @@ public class DockService extends Service implements AlertDialog.OnMultiChoiceCli
} else {
if (DEBUG) {
Log.d(TAG, "A DISABLE_BT_WHEN_UNDOCKED = "
+ getSetting(SHARED_PREFERENCES_KEY_DISABLE_BT_WHEN_UNDOCKED));
+ getSettingBool(SHARED_PREFERENCES_KEY_DISABLE_BT_WHEN_UNDOCKED));
}
// Reconnect if docked and bluetooth was enabled by user.
Intent i = registerReceiver(null, new IntentFilter(Intent.ACTION_DOCK_EVENT));
@@ -522,7 +561,7 @@ public class DockService extends Service implements AlertDialog.OnMultiChoiceCli
if (device != null) {
connectIfEnabled(device);
}
} else if (getSetting(SHARED_PREFERENCES_KEY_DISABLE_BT)
} else if (getSettingBool(SHARED_PREFERENCES_KEY_DISABLE_BT)
&& mBtManager.getBluetoothAdapter().disable()) {
mPendingTurnOffStartId = startId;
removeSetting(SHARED_PREFERENCES_KEY_DISABLE_BT);
@@ -565,6 +604,34 @@ public class DockService extends Service implements AlertDialog.OnMultiChoiceCli
}
}
private void handleUnexpectedDisconnect(BluetoothDevice disconnectedDevice, Profile profile,
int startId) {
synchronized (this) {
if (DEBUG) Log.d(TAG, "handling failed connect for " + disconnectedDevice);
// Reconnect if docked.
if (disconnectedDevice != null) {
// registerReceiver can't be called from a BroadcastReceiver
Intent i = registerReceiver(null, new IntentFilter(Intent.ACTION_DOCK_EVENT));
if (i != null) {
int state = i.getIntExtra(Intent.EXTRA_DOCK_STATE,
Intent.EXTRA_DOCK_STATE_UNDOCKED);
if (state != Intent.EXTRA_DOCK_STATE_UNDOCKED) {
BluetoothDevice dockedDevice = i
.getParcelableExtra(BluetoothDevice.EXTRA_DEVICE);
if (dockedDevice != null && dockedDevice.equals(disconnectedDevice)) {
CachedBluetoothDevice cachedDevice = getCachedBluetoothDevice(mContext,
mBtManager, dockedDevice);
cachedDevice.connect(profile);
}
}
}
}
DockEventReceiver.finishStartingService(this, startId);
}
}
private synchronized void connectIfEnabled(BluetoothDevice device) {
CachedBluetoothDevice cachedDevice = getCachedBluetoothDevice(mContext, mBtManager, device);
List<Profile> profiles = cachedDevice.getConnectableProfiles();
@@ -612,7 +679,8 @@ public class DockService extends Service implements AlertDialog.OnMultiChoiceCli
mPendingDevice = device;
mPendingStartId = startId;
if (btState != BluetoothAdapter.STATE_TURNING_ON) {
setSetting(SHARED_PREFERENCES_KEY_DISABLE_BT_WHEN_UNDOCKED, true);
setSettingBool(SHARED_PREFERENCES_KEY_DISABLE_BT_WHEN_UNDOCKED,
true);
}
return;
}
@@ -676,16 +744,29 @@ public class DockService extends Service implements AlertDialog.OnMultiChoiceCli
return cachedBluetoothDevice;
}
private boolean getSetting(String key) {
private boolean getSettingBool(String key) {
SharedPreferences sharedPref = getSharedPreferences(SHARED_PREFERENCES_NAME,
Context.MODE_PRIVATE);
return sharedPref.getBoolean(key, false);
}
private void setSetting(String key, boolean disableBt) {
private int getSettingInt(String key, int defaultValue) {
SharedPreferences sharedPref = getSharedPreferences(SHARED_PREFERENCES_NAME,
Context.MODE_PRIVATE);
return sharedPref.getInt(key, defaultValue);
}
private void setSettingBool(String key, boolean bool) {
SharedPreferences.Editor editor = getSharedPreferences(SHARED_PREFERENCES_NAME,
Context.MODE_PRIVATE).edit();
editor.putBoolean(key, disableBt);
editor.putBoolean(key, bool);
editor.commit();
}
private void setSettingInt(String key, int value) {
SharedPreferences.Editor editor = getSharedPreferences(SHARED_PREFERENCES_NAME,
Context.MODE_PRIVATE).edit();
editor.putInt(key, value);
editor.commit();
}