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Commit b91c7255 authored by yzj's avatar yzj Committed by Josh Yang
Browse files

Import wear emergency gesture handling logic into master. 

Wear OS doesn't have StatusBarManager. So we have to add a special
handling logic for emergency gesture.

Bug: 200218055
Test: manually tested
Change-Id: If6bf76b02706a2c3d2c165044f30b76ea1db6214
parent ed271ebb

core/res/res/values/config.xml

+0 −6
Original line number Diff line number Diff line
@@ -4948,12 +4948,6 @@ 
         button. -->

    <integer name="config_mashPressVibrateTimeOnPowerButton">0</integer>



    <!-- Control the behavior when the user presses the power button 5 times.

           0 - Nothing

           1 - Launch panic button gesture

    -->

    <integer name="config_mashPressOnPowerBehavior">0</integer>



    <!-- Whether or not to enable the binder heavy hitter watcher by default -->

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

core/res/res/values/symbols.xml

+2 −0
Original line number Diff line number Diff line
@@ -4617,4 +4617,6 @@ 
  <java-symbol type="array" name="config_roundedCornerBottomRadiusAdjustmentArray" />

  <java-symbol type="bool" name="config_secondaryBuiltInDisplayIsRound" />

  <java-symbol type="array" name="config_builtInDisplayIsRoundArray" />



  <java-symbol type="integer" name="config_mashPressVibrateTimeOnPowerButton" />

</resources>

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

+62 −0
Original line number Diff line number Diff line
@@ -19,10 +19,12 @@ package com.android.server; 
import android.app.ActivityManager;

import android.app.StatusBarManager;

import android.content.BroadcastReceiver;

import android.content.ComponentName;

import android.content.Context;

import android.content.Intent;

import android.content.IntentFilter;

import android.content.pm.PackageManager;

import android.content.pm.ResolveInfo;

import android.content.res.Resources;

import android.database.ContentObserver;

import android.hardware.Sensor;
@@ -38,6 +40,8 @@ import android.os.SystemClock; 
import android.os.SystemProperties;

import android.os.Trace;

import android.os.UserHandle;

import android.os.VibrationEffect;

import android.os.Vibrator;

import android.provider.Settings;

import android.util.MutableBoolean;

import android.util.Slog;
@@ -88,6 +92,19 @@ public class GestureLauncherService extends SystemService { 
     */

    private static final int CAMERA_POWER_TAP_COUNT_THRESHOLD = 2;



    /** Action for starting emergency alerts on Wear OS. */

    private static final String WEAR_LAUNCH_EMERGENCY_ACTION =

            "com.android.systemui.action.LAUNCH_EMERGENCY";



    /** Action for starting emergency alerts in retail mode on Wear OS. */

    private static final String WEAR_LAUNCH_EMERGENCY_RETAIL_ACTION =

            "com.android.systemui.action.LAUNCH_EMERGENCY_RETAIL";



    /**

     * Boolean extra for distinguishing intents coming from power button gesture.

     */

    private static final String EXTRA_LAUNCH_EMERGENCY_VIA_GESTURE = "launch_emergency_via_gesture";



    /** The listener that receives the gesture event. */

    private final GestureEventListener mGestureListener = new GestureEventListener();

    private final CameraLiftTriggerEventListener mCameraLiftTriggerListener =
@@ -152,6 +169,7 @@ public class GestureLauncherService extends SystemService { 
    private final UiEventLogger mUiEventLogger;



    private boolean mHasFeatureWatch;

    private long mVibrateMilliSecondsForPanicGesture;



    @VisibleForTesting

    public enum GestureLauncherEvent implements UiEventLogger.UiEventEnum {
@@ -220,6 +238,13 @@ public class GestureLauncherService extends SystemService { 


            mHasFeatureWatch =

                    mContext.getPackageManager().hasSystemFeature(PackageManager.FEATURE_WATCH);

            mVibrateMilliSecondsForPanicGesture =

                    resources.getInteger(

                            com.android

                                    .internal

                                    .R

                                    .integer

                                    .config_mashPressVibrateTimeOnPowerButton);

        }

    }
@@ -584,6 +609,12 @@ public class GestureLauncherService extends SystemService { 
                        "userSetupComplete = %s, performing emergency gesture.",

                        userSetupComplete));

            }



            if (mHasFeatureWatch) {

                onEmergencyGestureDetectedOnWatch();

                return true;

            }



            StatusBarManagerInternal service = LocalServices.getService(

                    StatusBarManagerInternal.class);

            service.onEmergencyActionLaunchGestureDetected();
@@ -593,6 +624,37 @@ public class GestureLauncherService extends SystemService { 
        }

    }



    private void onEmergencyGestureDetectedOnWatch() {

        Intent emergencyIntent =

                new Intent(

                        isInRetailMode()

                                ? WEAR_LAUNCH_EMERGENCY_RETAIL_ACTION

                                : WEAR_LAUNCH_EMERGENCY_ACTION);

        PackageManager pm = mContext.getPackageManager();

        ResolveInfo resolveInfo = pm.resolveActivity(emergencyIntent, /*flags=*/0);

        if (resolveInfo == null) {

            Slog.w(TAG, "Couldn't find an app to process the emergency intent "

                    + emergencyIntent.getAction());

            return;

        }



        Vibrator vibrator = mContext.getSystemService(Vibrator.class);

        vibrator.vibrate(VibrationEffect.createOneShot(mVibrateMilliSecondsForPanicGesture,

                VibrationEffect.DEFAULT_AMPLITUDE));



        emergencyIntent.setComponent(

                new ComponentName(

                        resolveInfo.activityInfo.packageName, resolveInfo.activityInfo.name));

        emergencyIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);

        emergencyIntent.putExtra(EXTRA_LAUNCH_EMERGENCY_VIA_GESTURE, true);

        mContext.startActivityAsUser(emergencyIntent, new UserHandle(mUserId));

    }



    private boolean isInRetailMode() {

        return Settings.Global.getInt(mContext.getContentResolver(),

                Settings.Global.DEVICE_DEMO_MODE, 0) == 1;

    }



    private boolean isUserSetupComplete() {

        return Settings.Secure.getIntForUser(mContext.getContentResolver(),

                Settings.Secure.USER_SETUP_COMPLETE, 0, UserHandle.USER_CURRENT) != 0;