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Create BatterySaverReceiver

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Cherry-picked from oc-dev

This cl elicits BatterySaverReceiver that listen to the change about
battery state and battery saver state.

BatterySaverController and BatterySaverSettings will use this receiver
to update the UI.

Bug: 32410757
Test: RunSettingsRoboTests
Change-Id: Ia92c6776985b89fe6a8d5b8d80898e502942b9b5
This commit is contained in:
jackqdyulei
2017-07-05 15:49:16 -07:00
parent 120dbe43db
commit 88b580a0a9
6 changed files with 260 additions and 84 deletions
Download Patch File Download Diff File Expand all files Collapse all files

57
src/com/android/settings/fuelgauge/BatterySaverController.java
View File

@@ -15,19 +15,14 @@
*/
package com.android.settings.fuelgauge;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.database.ContentObserver;
import android.os.BatteryManager;
import android.os.Handler;
import android.os.PowerManager;
import android.provider.Settings;
import android.support.annotation.VisibleForTesting;
import android.support.v7.preference.Preference;
import android.support.v7.preference.PreferenceScreen;
import android.util.Log;
import com.android.settings.R;
import com.android.settings.Utils;
import com.android.settings.core.PreferenceControllerMixin;
@@ -44,12 +39,9 @@ import static android.os.PowerManager.ACTION_POWER_SAVE_MODE_CHANGING;
public class BatterySaverController extends AbstractPreferenceController
implements PreferenceControllerMixin, Preference.OnPreferenceChangeListener,
LifecycleObserver, OnStart, OnStop {
LifecycleObserver, OnStart, OnStop, BatterySaverReceiver.BatterySaverListener {
private static final String KEY_BATTERY_SAVER = "battery_saver_summary";
private static final String TAG = "BatterySaverController";
private static final boolean DEBUG = false;
private final BatteryStateChangeReceiver mBatteryStateChangeReceiver;
private final BatterySaverReceiver mBatteryStateChangeReceiver;
private final PowerManager mPowerManager;
private MasterSwitchPreference mBatterySaverPref;
@@ -58,7 +50,8 @@ public class BatterySaverController extends AbstractPreferenceController
lifecycle.addObserver(this);
mPowerManager = (PowerManager) mContext.getSystemService(Context.POWER_SERVICE);
mBatteryStateChangeReceiver = new BatteryStateChangeReceiver();
mBatteryStateChangeReceiver = new BatterySaverReceiver(context);
mBatteryStateChangeReceiver.setBatterySaverListener(this);
}
@Override
@@ -139,40 +132,14 @@ public class BatterySaverController extends AbstractPreferenceController
}
};
private final class BatteryStateChangeReceiver extends BroadcastReceiver {
private boolean mRegistered;
@Override
public void onReceive(Context context, Intent intent) {
if (DEBUG) {
Log.d(TAG, "Received " + intent.getAction());
}
final String action = intent.getAction();
if (action.equals(ACTION_POWER_SAVE_MODE_CHANGING)) {
mBatterySaverPref.setChecked(mPowerManager.isPowerSaveMode());
updateSummary();
} else if (action.equals(Intent.ACTION_BATTERY_CHANGED)) {
final int status = intent.getIntExtra(BatteryManager.EXTRA_STATUS, -1);
// disable BSM switch if phone is plugged in or at 100% while plugged in
final boolean enabled = !(status == BatteryManager.BATTERY_STATUS_CHARGING
|| status == BatteryManager.BATTERY_STATUS_FULL);
mBatterySaverPref.setSwitchEnabled(enabled);
}
}
public void setListening(boolean listening) {
if (listening && !mRegistered) {
final IntentFilter ifilter = new IntentFilter();
ifilter.addAction(Intent.ACTION_BATTERY_CHANGED);
ifilter.addAction(ACTION_POWER_SAVE_MODE_CHANGING);
mContext.registerReceiver(this, ifilter);
mRegistered = true;
} else if (!listening && mRegistered) {
mContext.unregisterReceiver(this);
mRegistered = false;
}
}
@Override
public void onPowerSaveModeChanged() {
mBatterySaverPref.setChecked(mPowerManager.isPowerSaveMode());
updateSummary();
}
@Override
public void onBatteryChanged(boolean pluggedIn) {
mBatterySaverPref.setSwitchEnabled(!pluggedIn);
}
}