Merge "Extreme battery saver: Show warning notification instead of toast" (f27dd76f) · Commits · e / os / android_frameworks_base

core/res/res/values/strings.xml

+4 −1

Original line number	Diff line number	Diff line
		@@ -4753,5 +4753,8 @@
		<string name="shortcut_restore_unknown_issue">Couldn\u2019t restore shortcut</string>

		<!--Battery saver warning. STOPSHIP: Remove it eventually. -->
		<string name="battery_saver_warning" translatable="false">Battery saver activated.\n\nSee go/extreme-battery-saver.\n\nThis contains aggressive experimental changes for P and may affect background app behavior.\n</string>
		<string name="battery_saver_warning" translatable="false">\"Extreme\" battery saver activated.\n\nSee the details at: go/extreme-battery-saver\n\nEBS aggressively throttles background apps and changes screen-off behavior.\n</string>

		<!--Battery saver warning. STOPSHIP: Remove it eventually. -->
		<string name="battery_saver_warning_title" translatable="false">Extreme battery saver</string>
		</resources>

core/res/res/values/symbols.xml

+2 −0

Original line number	Diff line number	Diff line
		@@ -3161,4 +3161,6 @@
		<java-symbol type="layout" name="unsupported_compile_sdk_dialog_content" />
		<java-symbol type="string" name="unsupported_compile_sdk_message" />
		<java-symbol type="string" name="unsupported_compile_sdk_check_update" />

		<java-symbol type="string" name="battery_saver_warning_title" />
		</resources>

proto/src/system_messages.proto

+3 −0

Original line number	Diff line number	Diff line
		@@ -223,6 +223,9 @@ message SystemMessage {
		// Package: com.android.systemui
		NOTE_TV_PIP = 1100;

		// Extreme battery saver notifiaction.
		NOTE_BATTERY_SAVER_WARNING = 1200;

		// Notify the user that open Wi-Fi networks are available.
		// Package: android
		NOTE_NETWORK_AVAILABLE = 17303299;

services/core/java/com/android/server/power/batterysaver/BatterySaverController.java

+61 −4

Original line number	Diff line number	Diff line
		@@ -16,12 +16,18 @@
		package com.android.server.power.batterysaver;

		import android.Manifest;
		import android.app.ActivityManager;
		import android.app.ActivityManagerInternal;
		import android.app.Notification;
		import android.app.Notification.BigTextStyle;
		import android.app.NotificationManager;
		import android.app.PendingIntent;
		import android.content.BroadcastReceiver;
		import android.content.Context;
		import android.content.Intent;
		import android.content.IntentFilter;
		import android.hardware.power.V1_0.PowerHint;
		import android.net.Uri;
		import android.os.Handler;
		import android.os.Looper;
		import android.os.Message;
		@@ -32,9 +38,11 @@ import android.os.PowerSaveState;
		import android.os.UserHandle;
		import android.util.ArrayMap;
		import android.util.Slog;
		import android.widget.Toast;

		import com.android.internal.R;
		import com.android.internal.annotations.GuardedBy;
		import com.android.internal.messages.nano.SystemMessageProto.SystemMessage;
		import com.android.internal.notification.SystemNotificationChannels;
		import com.android.internal.util.ArrayUtils;
		import com.android.internal.util.Preconditions;
		import com.android.server.LocalServices;
		@@ -61,6 +69,8 @@ public class BatterySaverController implements BatterySaverPolicyListener {

		private final BatterySaverPolicy mBatterySaverPolicy;

		private static final String WARNING_LINK_URL = "http://goto.google.com/extreme-battery-saver";

		@GuardedBy("mLock")
		private final ArrayList<LowPowerModeListener> mListeners = new ArrayList<>();

		@@ -230,9 +240,9 @@ public class BatterySaverController implements BatterySaverPolicyListener {
		if (sendBroadcast) {
		if (enabled) {
		// STOPSHIP Remove the toast.
		Toast.makeText(mContext,
		com.android.internal.R.string.battery_saver_warning,
		Toast.LENGTH_LONG).show();
		postWarningNotification();
		} else {
		cancelWarningNotification();
		}

		if (DEBUG) {
		@@ -265,4 +275,51 @@ public class BatterySaverController implements BatterySaverPolicyListener {
		}
		}
		}

		private void postWarningNotification() {
		final UserHandle foregroundUser = UserHandle.of(ActivityManager.getCurrentUser());

		final PendingIntent pendingIntent = PendingIntent
		.getActivityAsUser(mContext, 0,
		new Intent(Intent.ACTION_VIEW, Uri.parse(WARNING_LINK_URL)),
		PendingIntent.FLAG_CANCEL_CURRENT, null,
		foregroundUser);

		final CharSequence title = mContext.getString
		(com.android.internal.R.string.battery_saver_warning_title);
		final CharSequence text = mContext.getString
		(com.android.internal.R.string.battery_saver_warning);

		final Notification notification =
		new Notification.Builder(mContext, SystemNotificationChannels.ALERTS)
		.setSmallIcon(R.drawable.stat_notify_error)
		.setTicker(title)
		.setWhen(System.currentTimeMillis())
		.setContentTitle(title)
		.setContentText(text)
		.setContentIntent(pendingIntent)
		.setStyle(new BigTextStyle().bigText(text))
		.build();

		final NotificationManager nm = mContext.getSystemService(NotificationManager.class);

		if (nm != null) {
		nm.notifyAsUser(title.toString(),
		SystemMessage.NOTE_BATTERY_SAVER_WARNING,
		notification,
		foregroundUser);
		}
		}

		private void cancelWarningNotification() {
		final UserHandle foregroundUser = UserHandle.of(ActivityManager.getCurrentUser());
		final CharSequence title = mContext.getString
		(com.android.internal.R.string.battery_saver_warning_title);

		final NotificationManager nm = mContext.getSystemService(NotificationManager.class);
		if (nm != null) {
		nm.cancelAsUser(title.toString(), SystemMessage.NOTE_BATTERY_SAVER_WARNING,
		foregroundUser);
		}
		}
		}