Implement reminder power dialog and invalid charger dialog. (4ca7f1e2) · Commits · e / os / android_frameworks_base

core/java/android/os/BatteryManager.java

+1 −1

Original line number	Diff line number	Diff line
		@@ -87,7 +87,7 @@ public class BatteryManager {

		/**
		* Extra for {@link android.content.Intent#ACTION_BATTERY_CHANGED}:
		* Boolean value set to true if an unsupported charger is attached
		* Int value set to nonzero if an unsupported charger is attached
		* to the device.
		* {@hide}
		*/

core/res/res/values/config.xml

+5 −0

Original line number	Diff line number	Diff line
		@@ -290,6 +290,11 @@

		<bool name="config_use_strict_phone_number_comparation">false</bool>

		<!-- Display low battery warning when battery level dips to this value.
		Also, the battery stats are flushed to disk when we hit this level. -->
		<integer name="config_criticalBatteryWarningLevel">4</integer>

		<!-- Display low battery warning when battery level dips to this value -->
		<!-- Display low battery warning when battery level dips to this value -->
		<integer name="config_lowBatteryWarningLevel">15</integer>

packages/SystemUI/res/values/strings.xml

+10 −4

Original line number	Diff line number	Diff line
		@@ -53,11 +53,17 @@
		<string name="battery_low_title">Please connect charger</string>

		<!-- When the battery is low, this is displayed to the user in a dialog. The subtitle of the low battery alert. -->
		<string name="battery_low_subtitle">The battery is getting low:</string>
		<string name="battery_low_subtitle">The battery is getting low.</string>

		<!-- A message that appears when the battery level is getting low in a dialog. This is appened to the subtitle of the low battery alert. -->
		<string name="battery_low_percent_format"><xliff:g id="number">%d%%</xliff:g>
		or less remaining.</string>
		<!-- A message that appears when the battery level is getting low in a dialog. This is
		appened to the subtitle of the low battery alert. -->
		<string name="battery_low_percent_format"><xliff:g id="number">%d%%</xliff:g> remaining</string>

		<!-- A message that appears when a USB charger is plugged in and the device does not
		support charging on it. That is, a charger that fits into the USB port and goes into
		a wall socket, not into a computer. (This happens because some devices require more
		current than the USB spec allows. -->
		<string name="invalid_charger">USB charging not supported.\nUse only the supplied charger.</string>

		<!-- When the battery is low, this is the label of the button to go to the
		power usage activity to find out what drained the battery. -->

packages/SystemUI/src/com/android/systemui/power/PowerUI.java

+165 −61

Original line number	Diff line number	Diff line
		@@ -28,6 +28,7 @@ import android.content.DialogInterface;
		import android.content.Intent;
		import android.content.IntentFilter;
		import android.net.Uri;
		import android.os.BatteryManager;
		import android.os.Handler;
		import android.media.AudioManager;
		import android.media.Ringtone;
		@@ -46,32 +47,116 @@ public class PowerUI extends SystemUI {

		Handler mHandler = new Handler();

		int mBatteryLevel = 100;
		int mBatteryStatus = BatteryManager.BATTERY_STATUS_UNKNOWN;
		int mPlugType = 0;
		int mInvalidCharger = 0;

		int mLowBatteryAlertCloseLevel;
		int[] mLowBatteryReminderLevels = new int[2];

		AlertDialog mInvalidChargerDialog;
		AlertDialog mLowBatteryDialog;
		int mBatteryLevel;
		TextView mBatteryLevelTextView;

		public void start() {

		mLowBatteryAlertCloseLevel = mContext.getResources().getInteger(
		com.android.internal.R.integer.config_lowBatteryCloseWarningLevel);
		mLowBatteryReminderLevels[0] = mContext.getResources().getInteger(
		com.android.internal.R.integer.config_lowBatteryWarningLevel);
		mLowBatteryReminderLevels[1] = mContext.getResources().getInteger(
		com.android.internal.R.integer.config_criticalBatteryWarningLevel);

		// Register for Intent broadcasts for...
		IntentFilter filter = new IntentFilter();
		filter.addAction(Intent.ACTION_BATTERY_CHANGED);
		filter.addAction(Intent.ACTION_BATTERY_LOW);
		filter.addAction(Intent.ACTION_BATTERY_OKAY);
		filter.addAction(Intent.ACTION_POWER_CONNECTED);
		mContext.registerReceiver(mIntentReceiver, filter, null, mHandler);
		}

		/**
		* Buckets the battery level.
		*
		* The code in this function is a little weird because I couldn't comprehend
		* the bucket going up when the battery level was going down. --joeo
		*
		* 1 means that the battery is "ok"
		* 0 means that the battery is between "ok" and what we should warn about.
		* less than 0 means that the battery is low
		*/
		private int findBatteryLevelBucket(int level) {
		if (level >= mLowBatteryAlertCloseLevel) {
		return 1;
		}
		if (level >= mLowBatteryReminderLevels[0]) {
		return 0;
		}
		final int N = mLowBatteryReminderLevels.length;
		for (int i=N-1; i>=0; i--) {
		if (level <= mLowBatteryReminderLevels[i]) {
		return -1-i;
		}
		}
		throw new RuntimeException("not possible!");
		}

		private BroadcastReceiver mIntentReceiver = new BroadcastReceiver() {
		@Override
		public void onReceive(Context context, Intent intent) {
		String action = intent.getAction();
		if (action.equals(Intent.ACTION_BATTERY_CHANGED)) {
		mBatteryLevel = intent.getIntExtra("level", -1);
		} else if (action.equals(Intent.ACTION_BATTERY_LOW)) {
		final int oldBatteryLevel = mBatteryLevel;
		mBatteryLevel = intent.getIntExtra(BatteryManager.EXTRA_LEVEL, 100);
		final int oldBatteryStatus = mBatteryStatus;
		mBatteryStatus = intent.getIntExtra(BatteryManager.EXTRA_STATUS,
		BatteryManager.BATTERY_STATUS_UNKNOWN);
		final int oldPlugType = mPlugType;
		mPlugType = intent.getIntExtra(BatteryManager.EXTRA_PLUGGED, 1);
		final int oldInvalidCharger = mInvalidCharger;
		mInvalidCharger = intent.getIntExtra(BatteryManager.EXTRA_INVALID_CHARGER, 0);

		final boolean plugged = mPlugType != 0;
		final boolean oldPlugged = oldPlugType != 0;

		int oldBucket = findBatteryLevelBucket(oldBatteryLevel);
		int bucket = findBatteryLevelBucket(mBatteryLevel);

		if (false) {
		Slog.d(TAG, "buckets ....." + mLowBatteryAlertCloseLevel
		+ " .. " + mLowBatteryReminderLevels[0]
		+ " .. " + mLowBatteryReminderLevels[1]);
		Slog.d(TAG, "level " + oldBatteryLevel + " --> " + mBatteryLevel);
		Slog.d(TAG, "status " + oldBatteryStatus + " --> " + mBatteryStatus);
		Slog.d(TAG, "plugType " + oldPlugType + " --> " + mPlugType);
		Slog.d(TAG, "invalidCharger " + oldInvalidCharger + " --> " + mInvalidCharger);
		Slog.d(TAG, "bucket " + oldBucket + " --> " + bucket);
		Slog.d(TAG, "plugged " + oldPlugged + " --> " + plugged);
		}

		if (oldInvalidCharger == 0 && mInvalidCharger != 0) {
		Slog.d(TAG, "showing invalid charger warning");
		showInvalidChargerDialog();
		return;
		} else if (oldInvalidCharger != 0 && mInvalidCharger == 0) {
		Slog.d(TAG, "closing invalid charger warning");
		dismissInvalidChargerDialog();
		} else if (mInvalidChargerDialog != null) {
		// if invalid charger is showing, don't show low battery
		return;
		}

		if (!plugged
		&& (bucket < oldBucket \|\| oldPlugged)
		&& mBatteryStatus != BatteryManager.BATTERY_STATUS_UNKNOWN
		&& bucket < 0) {
		Slog.d(TAG, "showing low battery warning: level=" + mBatteryLevel);
		showLowBatteryWarning();
		} else if (plugged \|\| (bucket > oldBucket && bucket > 0)) {
		Slog.d(TAG, "closing low battery warning: level=" + mBatteryLevel);
		dismissLowBatteryWarning();
		} else if (mBatteryLevelTextView != null) {
		showLowBatteryWarning();
		} else if (action.equals(Intent.ACTION_BATTERY_OKAY)
		\|\| action.equals(Intent.ACTION_POWER_CONNECTED)) {
		if (mLowBatteryDialog != null) {
		mLowBatteryDialog.dismiss();
		}
		} else {
		Slog.w(TAG, "unknown intent: " + intent);
		@@ -79,6 +164,12 @@ public class PowerUI extends SystemUI {
		}
		};

		void dismissLowBatteryWarning() {
		if (mLowBatteryDialog != null) {
		mLowBatteryDialog.dismiss();
		}
		}

		void showLowBatteryWarning() {
		CharSequence levelText = mContext.getString(
		R.string.battery_low_percent_format, mBatteryLevel);
		@@ -116,7 +207,12 @@ public class PowerUI extends SystemUI {
		}

		AlertDialog d = b.create();
		d.setOnDismissListener(mLowBatteryListener);
		d.setOnDismissListener(new DialogInterface.OnDismissListener() {
		public void onDismiss(DialogInterface dialog) {
		mLowBatteryDialog = null;
		mBatteryLevelTextView = null;
		}
		});
		d.getWindow().setType(WindowManager.LayoutParams.TYPE_SYSTEM_ALERT);
		d.show();
		mLowBatteryDialog = d;
		@@ -141,45 +237,53 @@ if (false) { // getRingtone ANRs
		}
		}

		private DialogInterface.OnDismissListener mLowBatteryListener
		= new DialogInterface.OnDismissListener() {
		void dismissInvalidChargerDialog() {
		if (mInvalidChargerDialog != null) {
		mInvalidChargerDialog.dismiss();
		}
		}

		void showInvalidChargerDialog() {
		dismissLowBatteryWarning();

		AlertDialog.Builder b = new AlertDialog.Builder(mContext);
		b.setCancelable(true);
		b.setMessage(mContext.getString(R.string.invalid_charger));
		b.setIcon(android.R.drawable.ic_dialog_alert);
		b.setPositiveButton(android.R.string.ok, null);

		AlertDialog d = b.create();
		d.setOnDismissListener(new DialogInterface.OnDismissListener() {
		public void onDismiss(DialogInterface dialog) {
		mLowBatteryDialog = null;
		mInvalidChargerDialog = null;
		mBatteryLevelTextView = null;
		}
		};
		});

		d.getWindow().setType(WindowManager.LayoutParams.TYPE_SYSTEM_ALERT);
		d.show();
		mInvalidChargerDialog = d;
		}

		public void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
		if (false) {
		pw.println("args=" + Arrays.toString(args));
		}
		if (args == null \|\| args.length == 0) {
		pw.print("mLowBatteryAlertCloseLevel=");
		pw.println(mLowBatteryAlertCloseLevel);
		pw.print("mLowBatteryReminderLevels=");
		pw.println(Arrays.toString(mLowBatteryReminderLevels));
		pw.print("mInvalidChargerDialog=");
		pw.println(mInvalidChargerDialog == null ? "null" : mInvalidChargerDialog.toString());
		pw.print("mLowBatteryDialog=");
		pw.println(mLowBatteryDialog == null ? "null" : mLowBatteryDialog.toString());
		pw.print("mBatteryLevel=");
		pw.println(Integer.toString(mBatteryLevel));
		}

		// DO NOT SUBMIT with this turned on.
		if (false) {
		if (args.length == 3 && "level".equals(args[1])) {
		try {
		final int level = Integer.parseInt(args[2]);
		Intent intent = new Intent(Intent.ACTION_BATTERY_CHANGED);
		intent.putExtra("level", level);
		mIntentReceiver.onReceive(mContext, intent);
		} catch (NumberFormatException ex) {
		pw.println(ex);
		}
		} else if (args.length == 2 && "low".equals(args[1])) {
		Intent intent = new Intent(Intent.ACTION_BATTERY_LOW);
		mIntentReceiver.onReceive(mContext, intent);
		} else if (args.length == 2 && "ok".equals(args[1])) {
		Intent intent = new Intent(Intent.ACTION_BATTERY_OKAY);
		mIntentReceiver.onReceive(mContext, intent);
		}
		}
		pw.print("mBatteryStatus=");
		pw.println(Integer.toString(mBatteryStatus));
		pw.print("mPlugType=");
		pw.println(Integer.toString(mPlugType));
		pw.print("mInvalidCharger=");
		pw.println(Integer.toString(mInvalidCharger));
		pw.print("bucket: ");
		pw.println(Integer.toString(findBatteryLevelBucket(mBatteryLevel)));
		}
		}

services/java/com/android/server/BatteryService.java

+54 −19

Original line number	Diff line number	Diff line
		@@ -43,6 +43,7 @@ import java.io.FileInputStream;
		import java.io.FileOutputStream;
		import java.io.IOException;
		import java.io.PrintWriter;
		import java.util.Arrays;


		/**
		@@ -76,7 +77,7 @@ class BatteryService extends Binder {

		// Used locally for determining when to make a last ditch effort to log
		// discharge stats before the device dies.
		private static final int CRITICAL_BATTERY_LEVEL = 4;
		private int mCriticalBatteryLevel;

		private static final int DUMP_MAX_LENGTH = 24 * 1024;
		private static final String[] DUMPSYS_ARGS = new String[] { "--checkin", "-u" };
		@@ -100,7 +101,7 @@ class BatteryService extends Binder {
		private int mBatteryTemperature;
		private String mBatteryTechnology;
		private boolean mBatteryLevelCritical;
		private boolean mInvalidCharger;
		private int mInvalidCharger;

		private int mLastBatteryStatus;
		private int mLastBatteryHealth;
		@@ -109,7 +110,7 @@ class BatteryService extends Binder {
		private int mLastBatteryVoltage;
		private int mLastBatteryTemperature;
		private boolean mLastBatteryLevelCritical;
		private boolean mLastInvalidCharger;
		private int mLastInvalidCharger;

		private int mLowBatteryWarningLevel;
		private int mLowBatteryCloseWarningLevel;
		@@ -129,6 +130,8 @@ class BatteryService extends Binder {
		mLed = new Led(context, lights);
		mBatteryStats = BatteryStatsService.getService();

		mCriticalBatteryLevel = mContext.getResources().getInteger(
		com.android.internal.R.integer.config_criticalBatteryWarningLevel);
		mLowBatteryWarningLevel = mContext.getResources().getInteger(
		com.android.internal.R.integer.config_lowBatteryWarningLevel);
		mLowBatteryCloseWarningLevel = mContext.getResources().getInteger(
		@@ -183,7 +186,7 @@ class BatteryService extends Binder {
		private UEventObserver mInvalidChargerObserver = new UEventObserver() {
		@Override
		public void onUEvent(UEventObserver.UEvent event) {
		boolean invalidCharger = "1".equals(event.get("SWITCH_STATE"));
		int invalidCharger = "1".equals(event.get("SWITCH_STATE")) ? 1 : 0;
		if (mInvalidCharger != invalidCharger) {
		mInvalidCharger = invalidCharger;
		update();
		@@ -228,11 +231,14 @@ class BatteryService extends Binder {

		private synchronized final void update() {
		native_update();
		processValues();
		}

		private void processValues() {
		boolean logOutlier = false;
		long dischargeDuration = 0;

		mBatteryLevelCritical = mBatteryLevel <= CRITICAL_BATTERY_LEVEL;
		mBatteryLevelCritical = mBatteryLevel <= mCriticalBatteryLevel;
		if (mAcOnline) {
		mPlugType = BatteryManager.BATTERY_PLUGGED_AC;
		} else if (mUsbOnline) {
		@@ -384,8 +390,8 @@ class BatteryService extends Binder {
		intent.putExtra(BatteryManager.EXTRA_TECHNOLOGY, mBatteryTechnology);
		intent.putExtra(BatteryManager.EXTRA_INVALID_CHARGER, mInvalidCharger);

		if (false) {
		Slog.d(TAG, "updateBattery level:" + mBatteryLevel +
		if (true) {
		Slog.d(TAG, "level:" + mBatteryLevel +
		" scale:" + BATTERY_SCALE + " status:" + mBatteryStatus +
		" health:" + mBatteryHealth + " present:" + mBatteryPresent +
		" voltage: " + mBatteryVoltage +
		@@ -487,6 +493,7 @@ class BatteryService extends Binder {
		return;
		}

		if (args == null \|\| args.length == 0) {
		synchronized (this) {
		pw.println("Current Battery Service state:");
		pw.println(" AC powered: " + mAcOnline);
		@@ -500,6 +507,34 @@ class BatteryService extends Binder {
		pw.println(" temperature: " + mBatteryTemperature);
		pw.println(" technology: " + mBatteryTechnology);
		}
		} else if (false) {
		// DO NOT SUBMIT WITH THIS TURNED ON
		if (args.length == 3 && "set".equals(args[0])) {
		String key = args[1];
		String value = args[2];
		try {
		boolean update = true;
		if ("ac".equals(key)) {
		mAcOnline = Integer.parseInt(value) != 0;
		} else if ("usb".equals(key)) {
		mUsbOnline = Integer.parseInt(value) != 0;
		} else if ("status".equals(key)) {
		mBatteryStatus = Integer.parseInt(value);
		} else if ("level".equals(key)) {
		mBatteryLevel = Integer.parseInt(value);
		} else if ("invalid".equals(key)) {
		mInvalidCharger = Integer.parseInt(value);
		} else {
		update = false;
		}
		if (update) {
		processValues();
		}
		} catch (NumberFormatException ex) {
		pw.println("Bad value: " + value);
		}
		}
		}
		}

		class Led {