Show notif when device reaches throttling temp

am: 67e97053c5

Change-Id: I44639cb19b7fa9547dc1e579a5beb34f923da2a7

packages/SystemUI/res/drawable/ic_device_thermostat_24.xml

@@ -0,0 +1,25 @@
+<!--
+Copyright (C) 2016 The Android Open Source Project
+
+   Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+         http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+-->
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+        android:width="24dp"
+        android:height="24dp"
+        android:viewportWidth="24.0"
+        android:viewportHeight="24.0"
+        android:tint="?attr/colorControlNormal">
+    <path
+        android:fillColor="#FFFFFFFF"
+        android:pathData="M15,13L15,5c0,-1.66 -1.34,-3 -3,-3S9,3.34 9,5v8c-1.21,0.91 -2,2.37 -2,4 0,2.76 2.24,5 5,5s5,-2.24 5,-5c0,-1.63 -0.79,-3.09 -2,-4zM11,5c0,-0.55 0.45,-1 1,-1s1,0.45 1,1h-1v1h1v2h-1v1h1v2h-2L11,5z"/>
+</vector>

packages/SystemUI/res/values/config.xml

@@ -284,4 +284,6 @@
 
     <bool name="quick_settings_show_full_alarm">false</bool>
 
+    <bool name="config_showTemperatureWarning">false</bool>
+
 </resources>

packages/SystemUI/res/values/ids.xml

@@ -44,6 +44,7 @@
     <item type="id" name="notification_screenshot"/>
     <item type="id" name="notification_hidden"/>
     <item type="id" name="notification_volumeui"/>
+    <item type="id" name="notification_temperature"/>
     <item type="id" name="transformation_start_x_tag"/>
     <item type="id" name="transformation_start_y_tag"/>
     <item type="id" name="transformation_start_scale_x_tag"/>

packages/SystemUI/res/values/strings.xml

@@ -1694,4 +1694,12 @@
     <!-- Label that replaces other notification controls when the notification is from the system
          and cannot be silenced (see @string/show_silently) or blocked (see @string/block) -->
     <string name="cant_silence_or_block">Notifications can\'t be silenced or blocked</string>
+
+    <!-- Title for notification (and dialog) that user's phone has reached a certain temperature and may start to slow down in order to cool down. [CHAR LIMIT=30] -->
+    <string name="high_temp_title">Phone is getting warm</string>
+    <!-- Message body for notification that user's phone has reached a certain temperature and may start to slow down in order to cool down. [CHAR LIMIT=70] -->
+    <string name="high_temp_notif_message">Some features limited while phone cools down</string>
+    <!-- Text body for dialog alerting user that their phone has reached a certain temperature and may start to slow down in order to cool down. [CHAR LIMIT=300] -->
+    <string name="high_temp_dialog_message">Your phone will automatically try to cool down. You can still use your phone, but it may run slower.\n\nOnce your phone has cooled down, it will run normally.</string>
+
 </resources>

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

@@ -49,7 +49,8 @@ public class PowerNotificationWarnings implements PowerUI.WarningsUI {
     private static final String TAG = PowerUI.TAG + ".Notification";
     private static final boolean DEBUG = PowerUI.DEBUG;
 
-    private static final String TAG_NOTIFICATION = "low_battery";
+    private static final String TAG_NOTIFICATION_BATTERY = "low_battery";
+    private static final String TAG_NOTIFICATION_TEMPERATURE = "high_temp";
 
     private static final int SHOWING_NOTHING = 0;
     private static final int SHOWING_WARNING = 1;
@@ -64,6 +65,8 @@ public class PowerNotificationWarnings implements PowerUI.WarningsUI {
     private static final String ACTION_SHOW_BATTERY_SETTINGS = "PNW.batterySettings";
     private static final String ACTION_START_SAVER = "PNW.startSaver";
     private static final String ACTION_DISMISSED_WARNING = "PNW.dismissedWarning";
+    private static final String ACTION_CLICKED_TEMP_WARNING = "PNW.clickedTempWarning";
+    private static final String ACTION_DISMISSED_TEMP_WARNING = "PNW.dismissedTempWarning";
 
     private static final AudioAttributes AUDIO_ATTRIBUTES = new AudioAttributes.Builder()
             .setContentType(AudioAttributes.CONTENT_TYPE_SONIFICATION)
@@ -88,6 +91,8 @@ public class PowerNotificationWarnings implements PowerUI.WarningsUI {
     private boolean mPlaySound;
     private boolean mInvalidCharger;
     private SystemUIDialog mSaverConfirmation;
+    private boolean mTempWarning;
+    private SystemUIDialog mHighTempDialog;
 
     public PowerNotificationWarnings(Context context, PhoneStatusBar phoneStatusBar) {
         mContext = context;
@@ -103,6 +108,8 @@ public class PowerNotificationWarnings implements PowerUI.WarningsUI {
         pw.print("mInvalidCharger="); pw.println(mInvalidCharger);
         pw.print("mShowing="); pw.println(SHOWING_STRINGS[mShowing]);
         pw.print("mSaverConfirmation="); pw.println(mSaverConfirmation != null ? "not null" : null);
+        pw.print("mTempWarning="); pw.println(mTempWarning);
+        pw.print("mHighTempDialog="); pw.println(mHighTempDialog != null ? "not null" : null);
     }
 
     @Override
@@ -127,7 +134,7 @@ public class PowerNotificationWarnings implements PowerUI.WarningsUI {
             showWarningNotification();
             mShowing = SHOWING_WARNING;
         } else {
-            mNoMan.cancelAsUser(TAG_NOTIFICATION, R.id.notification_power, UserHandle.ALL);
+            mNoMan.cancelAsUser(TAG_NOTIFICATION_BATTERY, R.id.notification_power, UserHandle.ALL);
             mShowing = SHOWING_NOTHING;
         }
     }
@@ -146,7 +153,7 @@ public class PowerNotificationWarnings implements PowerUI.WarningsUI {
                         com.android.internal.R.color.system_notification_accent_color));
         SystemUI.overrideNotificationAppName(mContext, nb);
         final Notification n = nb.build();
-        mNoMan.notifyAsUser(TAG_NOTIFICATION, R.id.notification_power, n, UserHandle.ALL);
+        mNoMan.notifyAsUser(TAG_NOTIFICATION_BATTERY, R.id.notification_power, n, UserHandle.ALL);
     }
 
     private void showWarningNotification() {
@@ -176,12 +183,8 @@ public class PowerNotificationWarnings implements PowerUI.WarningsUI {
             mPlaySound = false;
         }
         SystemUI.overrideNotificationAppName(mContext, nb);
-        mNoMan.notifyAsUser(TAG_NOTIFICATION, R.id.notification_power, nb.build(), UserHandle.ALL);
+        mNoMan.notifyAsUser(
-    }
+                TAG_NOTIFICATION_BATTERY, R.id.notification_power, nb.build(), UserHandle.ALL);
-
-    private PendingIntent pendingActivity(Intent intent) {
-        return PendingIntent.getActivityAsUser(mContext,
-                0, intent, 0, null, UserHandle.CURRENT);
     }
 
     private PendingIntent pendingBroadcast(String action) {
@@ -202,6 +205,53 @@ public class PowerNotificationWarnings implements PowerUI.WarningsUI {
         return mInvalidCharger;
     }
 
+    @Override
+    public void dismissTemperatureWarning() {
+        if (!mTempWarning) {
+            return;
+        }
+        mTempWarning = false;
+        mNoMan.cancelAsUser(
+                TAG_NOTIFICATION_TEMPERATURE, R.id.notification_temperature, UserHandle.ALL);
+    }
+
+    @Override
+    public void showTemperatureWarning() {
+        if (mTempWarning) {
+            return;
+        }
+        mTempWarning = true;
+        final Notification.Builder nb = new Notification.Builder(mContext)
+                .setSmallIcon(R.drawable.ic_device_thermostat_24)
+                .setWhen(0)
+                .setShowWhen(false)
+                .setContentTitle(mContext.getString(R.string.high_temp_title))
+                .setContentText(mContext.getString(R.string.high_temp_notif_message))
+                .setPriority(Notification.PRIORITY_HIGH)
+                .setVisibility(Notification.VISIBILITY_PUBLIC)
+                .setContentIntent(pendingBroadcast(ACTION_CLICKED_TEMP_WARNING))
+                .setDeleteIntent(pendingBroadcast(ACTION_DISMISSED_TEMP_WARNING))
+                .setColor(mContext.getColor(
+                        com.android.internal.R.color.battery_saver_mode_color));
+        SystemUI.overrideNotificationAppName(mContext, nb);
+        final Notification n = nb.build();
+        mNoMan.notifyAsUser(
+                TAG_NOTIFICATION_TEMPERATURE, R.id.notification_temperature, n, UserHandle.ALL);
+
+    }
+
+    private void showTemperatureDialog() {
+        if (mHighTempDialog != null) return;
+        final SystemUIDialog d = new SystemUIDialog(mContext);
+        d.setTitle(R.string.high_temp_title);
+        d.setMessage(R.string.high_temp_dialog_message);
+        d.setPositiveButton(com.android.internal.R.string.ok, null);
+        d.setShowForAllUsers(true);
+        d.setOnDismissListener(dialog -> mHighTempDialog = null);
+        d.show();
+        mHighTempDialog = d;
+    }
+
     @Override
     public void updateLowBatteryWarning() {
         updateNotification();
@@ -315,6 +365,8 @@ public class PowerNotificationWarnings implements PowerUI.WarningsUI {
             filter.addAction(ACTION_SHOW_BATTERY_SETTINGS);
             filter.addAction(ACTION_START_SAVER);
             filter.addAction(ACTION_DISMISSED_WARNING);
+            filter.addAction(ACTION_CLICKED_TEMP_WARNING);
+            filter.addAction(ACTION_DISMISSED_TEMP_WARNING);
             mContext.registerReceiverAsUser(this, UserHandle.ALL, filter,
                     android.Manifest.permission.STATUS_BAR_SERVICE, mHandler);
         }
@@ -331,6 +383,11 @@ public class PowerNotificationWarnings implements PowerUI.WarningsUI {
                 showStartSaverConfirmation();
             } else if (action.equals(ACTION_DISMISSED_WARNING)) {
                 dismissLowBatteryWarning();
+            } else if (ACTION_CLICKED_TEMP_WARNING.equals(action)) {
+                dismissTemperatureWarning();
+                showTemperatureDialog();
+            } else if (ACTION_DISMISSED_TEMP_WARNING.equals(action)) {
+                dismissTemperatureWarning();
             }
         }
     }

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

@@ -24,13 +24,15 @@ import android.content.IntentFilter;
 import android.database.ContentObserver;
 import android.os.BatteryManager;
 import android.os.Handler;
+import android.os.HardwarePropertiesManager;
 import android.os.PowerManager;
 import android.os.SystemClock;
 import android.os.UserHandle;
 import android.provider.Settings;
+import android.text.format.DateUtils;
 import android.util.Log;
 import android.util.Slog;
-
+import com.android.systemui.R;
 import com.android.systemui.SystemUI;
 import com.android.systemui.statusbar.phone.PhoneStatusBar;
 
@@ -41,11 +43,13 @@ import java.util.Arrays;
 public class PowerUI extends SystemUI {
     static final String TAG = "PowerUI";
     static final boolean DEBUG = Log.isLoggable(TAG, Log.DEBUG);
+    private static final long TEMPERATURE_INTERVAL = 30 * DateUtils.SECOND_IN_MILLIS;
 
     private final Handler mHandler = new Handler();
     private final Receiver mReceiver = new Receiver();
 
     private PowerManager mPowerManager;
+    private HardwarePropertiesManager mHardwarePropertiesManager;
     private WarningsUI mWarnings;
     private int mBatteryLevel = 100;
     private int mBatteryStatus = BatteryManager.BATTERY_STATUS_UNKNOWN;
@@ -57,8 +61,12 @@ public class PowerUI extends SystemUI {
 
     private long mScreenOffTime = -1;
 
+    private float mThrottlingTemp;
+
     public void start() {
         mPowerManager = (PowerManager) mContext.getSystemService(Context.POWER_SERVICE);
+        mHardwarePropertiesManager = (HardwarePropertiesManager)
+                mContext.getSystemService(Context.HARDWARE_PROPERTIES_SERVICE);
         mScreenOffTime = mPowerManager.isScreenOn() ? -1 : SystemClock.elapsedRealtime();
         mWarnings = new PowerNotificationWarnings(mContext, getComponent(PhoneStatusBar.class));
 
@@ -74,6 +82,8 @@ public class PowerUI extends SystemUI {
                 false, obs, UserHandle.USER_ALL);
         updateBatteryWarningLevels();
         mReceiver.init();
+
+        initTemperatureWarning();
     }
 
     void updateBatteryWarningLevels() {
@@ -209,6 +219,47 @@ public class PowerUI extends SystemUI {
         }
     };
 
+    private void initTemperatureWarning() {
+        if (!mContext.getResources().getBoolean(R.bool.config_showTemperatureWarning)) {
+            return;
+        }
+
+        // Get the throttling temperature. No need to check if we're not throttling.
+        float[] throttlingTemps = mHardwarePropertiesManager.getDeviceTemperatures(
+                HardwarePropertiesManager.DEVICE_TEMPERATURE_SKIN,
+                HardwarePropertiesManager.TEMPERATURE_THROTTLING);
+        if (throttlingTemps == null
+                || throttlingTemps.length == 0
+                || throttlingTemps[0] == HardwarePropertiesManager.UNDEFINED_TEMPERATURE) {
+            return;
+        }
+        mThrottlingTemp = throttlingTemps[0];
+
+        // We have passed all of the checks, start checking the temp
+        updateTemperatureWarning();
+    }
+
+    private void updateTemperatureWarning() {
+        // TODO: Add VR mode check
+        float[] temps = mHardwarePropertiesManager.getDeviceTemperatures(
+                HardwarePropertiesManager.DEVICE_TEMPERATURE_SKIN,
+                HardwarePropertiesManager.TEMPERATURE_CURRENT);
+        boolean shouldShowTempWarning = false;
+        for (float temp : temps) {
+            if (temp >= mThrottlingTemp) {
+                shouldShowTempWarning = true;
+                break;
+            }
+        }
+        if (shouldShowTempWarning) {
+            mWarnings.showTemperatureWarning();
+        } else {
+            mWarnings.dismissTemperatureWarning();
+        }
+
+        mHandler.postDelayed(this::updateTemperatureWarning, TEMPERATURE_INTERVAL);
+    }
+
     public void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
         pw.print("mLowBatteryAlertCloseLevel=");
         pw.println(mLowBatteryAlertCloseLevel);
@@ -235,6 +286,8 @@ public class PowerUI extends SystemUI {
                 Settings.Global.LOW_BATTERY_SOUND_TIMEOUT, 0));
         pw.print("bucket: ");
         pw.println(Integer.toString(findBatteryLevelBucket(mBatteryLevel)));
+        pw.print("mThrottlingTemp=");
+        pw.println(Float.toString(mThrottlingTemp));
         mWarnings.dump(pw);
     }
 
@@ -246,6 +299,8 @@ public class PowerUI extends SystemUI {
         void showInvalidChargerWarning();
         void updateLowBatteryWarning();
         boolean isInvalidChargerWarningShowing();
+        void dismissTemperatureWarning();
+        void showTemperatureWarning();
         void dump(PrintWriter pw);
         void userSwitched();
     }

services/core/java/com/android/server/HardwarePropertiesManagerService.java

@@ -16,6 +16,8 @@
 
 package com.android.server;
 
+import android.Manifest;
+import android.app.ActivityManager;
 import android.app.admin.DevicePolicyManager;
 import android.content.Context;
 import android.content.pm.PackageManager;
@@ -80,8 +82,9 @@ public class HardwarePropertiesManagerService extends IHardwarePropertiesManager
      *
      * @param callingPackage The calling package name.
      *
-     * @throws SecurityException if something other than the profile or device owner, or the
+     * @throws SecurityException if something other than the profile or device owner, the
-     *        current VR service tries to retrieve information provided by this service.
+     *        current VR service, or a caller holding the {@link Manifest.permission#DEVICE_POWER}
+     *        permission tries to retrieve information provided by this service.
      */
     private void enforceHardwarePropertiesRetrievalAllowed(String callingPackage)
             throws SecurityException {
@@ -100,9 +103,11 @@ public class HardwarePropertiesManagerService extends IHardwarePropertiesManager
         final VrManagerInternal vrService = LocalServices.getService(VrManagerInternal.class);
         final DevicePolicyManager dpm = mContext.getSystemService(DevicePolicyManager.class);
         if (!dpm.isDeviceOwnerApp(callingPackage) && !dpm.isProfileOwnerApp(callingPackage)
-                && !vrService.isCurrentVrListener(callingPackage, userId)) {
+                && !vrService.isCurrentVrListener(callingPackage, userId)
-            throw new SecurityException("The caller is not a device or profile owner or bound "
+                && mContext.checkCallingOrSelfPermission(Manifest.permission.DEVICE_POWER)
-                + "VrListenerService.");
+                        != PackageManager.PERMISSION_GRANTED) {
+            throw new SecurityException("The caller is not a device or profile owner, bound "
+                + "VrListenerService, or holding the DEVICE_POWER permission.");
         }
     }
 }