am 58e378b0: Merge "Start fingerprint authentication in onStartedGoingToSleep" into mnc-dr-dev

* commit '58e378b02561d8f606066537b193b0eb62e2404f':
  Start fingerprint authentication in onStartedGoingToSleep

packages/Keyguard/src/com/android/keyguard/KeyguardUpdateMonitor.java

@@ -129,6 +129,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
     private static final int MSG_REPORT_EMERGENCY_CALL_ACTION = 318;
     private static final int MSG_STARTED_WAKING_UP = 319;
     private static final int MSG_FINISHED_GOING_TO_SLEEP = 320;
+    private static final int MSG_STARTED_GOING_TO_SLEEP = 321;
     private static final int MSG_KEYGUARD_BOUNCER_CHANGED = 322;
     private static final int MSG_FACE_UNLOCK_STATE_CHANGED = 327;
     private static final int MSG_SIM_SUBSCRIPTION_INFO_CHANGED = 328;
@@ -170,6 +171,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
      * until the Keyguard has been dismissed.
      */
     private boolean mFingerprintAlreadyAuthenticated;
+    private boolean mGoingToSleep;
     private boolean mBouncer;
     private boolean mBootCompleted;
 
@@ -249,6 +251,9 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
                 case MSG_REPORT_EMERGENCY_CALL_ACTION:
                     handleReportEmergencyCallAction();
                     break;
+                case MSG_STARTED_GOING_TO_SLEEP:
+                    handleStartedGoingToSleep(msg.arg1);
+                    break;
                 case MSG_FINISHED_GOING_TO_SLEEP:
                     handleFinishedGoingToSleep(msg.arg1);
                     break;
@@ -884,16 +889,29 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
         }
     }
 
-    protected void handleFinishedGoingToSleep(int arg1) {
+    protected void handleStartedGoingToSleep(int arg1) {
         clearFingerprintRecognized();
         final int count = mCallbacks.size();
+        for (int i = 0; i < count; i++) {
+            KeyguardUpdateMonitorCallback cb = mCallbacks.get(i).get();
+            if (cb != null) {
+                cb.onStartedGoingToSleep(arg1);
+            }
+        }
+        mGoingToSleep = true;
+        mFingerprintAlreadyAuthenticated = false;
+        updateFingerprintListeningState();
+    }
+
+    protected void handleFinishedGoingToSleep(int arg1) {
+        mGoingToSleep = false;
+        final int count = mCallbacks.size();
         for (int i = 0; i < count; i++) {
             KeyguardUpdateMonitorCallback cb = mCallbacks.get(i).get();
             if (cb != null) {
                 cb.onFinishedGoingToSleep(arg1);
             }
         }
-        mFingerprintAlreadyAuthenticated = false;
         updateFingerprintListeningState();
     }
 
@@ -1032,8 +1050,9 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
     }
 
     private boolean shouldListenForFingerprint() {
-        return (mKeyguardIsVisible || !mDeviceInteractive || mBouncer) && !mSwitchingUser
+        return (mKeyguardIsVisible || !mDeviceInteractive || mBouncer || mGoingToSleep)
-                && !mFingerprintAlreadyAuthenticated && !isFingerprintDisabled(getCurrentUser());
+                && !mSwitchingUser && !mFingerprintAlreadyAuthenticated
+                && !isFingerprintDisabled(getCurrentUser());
     }
 
     private void startListeningForFingerprint() {
@@ -1605,6 +1624,10 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
         mHandler.sendEmptyMessage(MSG_STARTED_WAKING_UP);
     }
 
+    public void dispatchStartedGoingToSleep(int why) {
+        mHandler.sendMessage(mHandler.obtainMessage(MSG_STARTED_GOING_TO_SLEEP, why, 0));
+    }
+
     public void dispatchFinishedGoingToSleep(int why) {
         synchronized(this) {
             mDeviceInteractive = false;
@@ -1630,6 +1653,10 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
         return mDeviceInteractive;
     }
 
+    public boolean isGoingToSleep() {
+        return mGoingToSleep;
+    }
+
     /**
      * Find the next SubscriptionId for a SIM in the given state, favoring lower slot numbers first.
      * @param state

packages/Keyguard/src/com/android/keyguard/KeyguardUpdateMonitorCallback.java

@@ -152,6 +152,12 @@ public class KeyguardUpdateMonitorCallback {
      */
     public void onStartedWakingUp() { }
 
+    /**
+     * Called when the device has started going to sleep.
+     * @param why see {@link #onFinishedGoingToSleep(int)}
+     */
+    public void onStartedGoingToSleep(int why) { }
+
     /**
      * Called when the device has finished going to sleep.
      * @param why either {@link WindowManagerPolicy#OFF_BECAUSE_OF_ADMIN},

packages/SystemUI/src/com/android/systemui/keyguard/KeyguardViewMediator.java

@@ -678,6 +678,7 @@ public class KeyguardViewMediator extends SystemUI {
                 playSounds(true);
             }
         }
+        KeyguardUpdateMonitor.getInstance(mContext).dispatchStartedGoingToSleep(why);
         notifyStartedGoingToSleep();
     }
 

packages/SystemUI/src/com/android/systemui/statusbar/phone/FingerprintUnlockController.java

@@ -93,6 +93,8 @@ public class FingerprintUnlockController extends KeyguardUpdateMonitorCallback {
     private KeyguardViewMediator mKeyguardViewMediator;
     private ScrimController mScrimController;
     private PhoneStatusBar mPhoneStatusBar;
+    private boolean mGoingToSleep;
+    private int mPendingAuthenticatedUserId = -1;
 
     public FingerprintUnlockController(Context context,
             StatusBarWindowManager statusBarWindowManager,
@@ -161,6 +163,10 @@ public class FingerprintUnlockController extends KeyguardUpdateMonitorCallback {
 
     @Override
     public void onFingerprintAuthenticated(int userId) {
+        if (mUpdateMonitor.isGoingToSleep()) {
+            mPendingAuthenticatedUserId = userId;
+            return;
+        }
         boolean wasDeviceInteractive = mUpdateMonitor.isDeviceInteractive();
         mMode = calculateMode();
         if (!wasDeviceInteractive) {
@@ -205,6 +211,26 @@ public class FingerprintUnlockController extends KeyguardUpdateMonitorCallback {
         mPhoneStatusBar.notifyFpAuthModeChanged();
     }
 
+    @Override
+    public void onStartedGoingToSleep(int why) {
+        mPendingAuthenticatedUserId = -1;
+    }
+
+    @Override
+    public void onFinishedGoingToSleep(int why) {
+        if (mPendingAuthenticatedUserId != -1) {
+
+            // Post this to make sure it's executed after the device is fully locked.
+            mHandler.post(new Runnable() {
+                @Override
+                public void run() {
+                    onFingerprintAuthenticated(mPendingAuthenticatedUserId);
+                }
+            });
+        }
+        mPendingAuthenticatedUserId = -1;
+    }
+
     public int getMode() {
         return mMode;
     }