Merge "[DO NOT MERGE] Keyguard - Treat messsages to lock with priority" into qt-dev

core/java/com/android/internal/policy/IKeyguardStateCallback.aidl

@@ -16,7 +16,7 @@
 package com.android.internal.policy;
 
 interface IKeyguardStateCallback {
-    void onShowingStateChanged(boolean showing);
+    void onShowingStateChanged(boolean showing, int userId);
     void onSimSecureStateChanged(boolean simSecure);
     void onInputRestrictedStateChanged(boolean inputRestricted);
     void onTrustedChanged(boolean trusted);

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

@@ -1233,7 +1233,9 @@ public class KeyguardViewMediator extends SystemUI {
     public void doKeyguardTimeout(Bundle options) {
         mHandler.removeMessages(KEYGUARD_TIMEOUT);
         Message msg = mHandler.obtainMessage(KEYGUARD_TIMEOUT, options);
-        mHandler.sendMessage(msg);
+        // Treat these messages with priority - A call to timeout means the device should lock
+        // as soon as possible and not wait for other messages on the thread to process first.
+        mHandler.sendMessageAtFrontOfQueue(msg);
     }
 
     /**
@@ -1420,12 +1422,15 @@ public class KeyguardViewMediator extends SystemUI {
      * @see #handleShow
      */
     private void showLocked(Bundle options) {
-        Trace.beginSection("KeyguardViewMediator#showLocked aqcuiring mShowKeyguardWakeLock");
+        Trace.beginSection("KeyguardViewMediator#showLocked acquiring mShowKeyguardWakeLock");
         if (DEBUG) Log.d(TAG, "showLocked");
         // ensure we stay awake until we are finished displaying the keyguard
         mShowKeyguardWakeLock.acquire();
         Message msg = mHandler.obtainMessage(SHOW, options);
-        mHandler.sendMessage(msg);
+        // Treat these messages with priority - This call can originate from #doKeyguardTimeout,
+        // meaning the device should lock as soon as possible and not wait for other messages on
+        // the thread to process first.
+        mHandler.sendMessageAtFrontOfQueue(msg);
         Trace.endSection();
     }
 
@@ -1584,6 +1589,7 @@ public class KeyguardViewMediator extends SystemUI {
                 case KEYGUARD_TIMEOUT:
                     synchronized (KeyguardViewMediator.this) {
                         doKeyguardLocked((Bundle) msg.obj);
+                        notifyDefaultDisplayCallbacks(mShowing);
                     }
                     break;
                 case DISMISS:
@@ -2154,7 +2160,7 @@ public class KeyguardViewMediator extends SystemUI {
         for (int i = size - 1; i >= 0; i--) {
             IKeyguardStateCallback callback = mKeyguardStateCallbacks.get(i);
             try {
-                callback.onShowingStateChanged(showing);
+                callback.onShowingStateChanged(showing, KeyguardUpdateMonitor.getCurrentUser());
             } catch (RemoteException e) {
                 Slog.w(TAG, "Failed to call onShowingStateChanged", e);
                 if (e instanceof DeadObjectException) {
@@ -2202,7 +2208,7 @@ public class KeyguardViewMediator extends SystemUI {
             mKeyguardStateCallbacks.add(callback);
             try {
                 callback.onSimSecureStateChanged(mUpdateMonitor.isSimPinSecure());
-                callback.onShowingStateChanged(mShowing);
+                callback.onShowingStateChanged(mShowing, KeyguardUpdateMonitor.getCurrentUser());
                 callback.onInputRestrictedStateChanged(mInputRestricted);
                 callback.onTrustedChanged(mUpdateMonitor.getUserHasTrust(
                         KeyguardUpdateMonitor.getCurrentUser()));

services/core/java/com/android/server/policy/keyguard/KeyguardServiceWrapper.java

@@ -192,6 +192,12 @@ public class KeyguardServiceWrapper implements IKeyguardService {
 
     @Override // Binder interface
     public void doKeyguardTimeout(Bundle options) {
+        int userId = mKeyguardStateMonitor.getCurrentUser();
+        if (mKeyguardStateMonitor.isSecure(userId)) {
+            // Preemptively inform the cache that the keyguard will soon be showing, as calls to
+            // doKeyguardTimeout are a signal to lock the device as soon as possible.
+            mKeyguardStateMonitor.onShowingStateChanged(true, userId);
+        }
         try {
             mService.doKeyguardTimeout(options);
         } catch (RemoteException e) {

services/core/java/com/android/server/policy/keyguard/KeyguardStateMonitor.java

@@ -83,8 +83,14 @@ public class KeyguardStateMonitor extends IKeyguardStateCallback.Stub {
         return mHasLockscreenWallpaper;
     }
 
+    public int getCurrentUser() {
+        return mCurrentUserId;
+    }
+
     @Override // Binder interface
-    public void onShowingStateChanged(boolean showing) {
+    public void onShowingStateChanged(boolean showing, int userId) {
+        if (userId != mCurrentUserId) return;
+
         mIsShowing = showing;
 
         mCallback.onShowingChanged();