diff options
Diffstat (limited to 'services/java/com/android/server/BatteryService.java')
| -rw-r--r-- | services/java/com/android/server/BatteryService.java | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/services/java/com/android/server/BatteryService.java b/services/java/com/android/server/BatteryService.java index 90d8c9d..596053d 100644 --- a/services/java/com/android/server/BatteryService.java +++ b/services/java/com/android/server/BatteryService.java @@ -92,6 +92,8 @@ class BatteryService extends Binder { // This should probably be exposed in the API, though it's not critical private static final int BATTERY_PLUGGED_NONE = 0; + private static final int BATTERY_LEVEL_WARNING = 15; + private final Context mContext; private final IBatteryStats mBatteryStats; @@ -260,6 +262,18 @@ class BatteryService extends Binder { intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); mContext.sendBroadcast(intent); } + + final boolean plugged = mPlugType != BATTERY_PLUGGED_NONE; + final boolean oldPlugged = mLastPlugType != BATTERY_PLUGGED_NONE; + + /* The ACTION_BATTERY_LOW broadcast is sent in these situations: + * - is just un-plugged (previously was plugged) and battery level is under WARNING, or + * - is not plugged and battery level crosses the WARNING boundary (becomes < 15). + */ + final boolean sendBatteryLow = !plugged + && mBatteryStatus != BatteryManager.BATTERY_STATUS_UNKNOWN + && mBatteryLevel < BATTERY_LEVEL_WARNING + && (oldPlugged || mLastBatteryLevel >= BATTERY_LEVEL_WARNING); mLastBatteryStatus = mBatteryStatus; mLastBatteryHealth = mBatteryHealth; @@ -269,8 +283,11 @@ class BatteryService extends Binder { mLastBatteryVoltage = mBatteryVoltage; mLastBatteryTemperature = mBatteryTemperature; mLastBatteryLevelCritical = mBatteryLevelCritical; - + sendIntent(); + if (sendBatteryLow) { + mContext.sendBroadcast(new Intent(Intent.ACTION_BATTERY_LOW)); + } // This needs to be done after sendIntent() so that we get the lastest battery stats. if (logOutlier && dischargeDuration != 0) { |