Merge "Fix issue with lifecycle of Activities launched from Lockscreen" into lmp-dev
diff --git a/services/core/java/com/android/server/am/ActivityManagerService.java b/services/core/java/com/android/server/am/ActivityManagerService.java
index 2c39691..6ac5612 100755
--- a/services/core/java/com/android/server/am/ActivityManagerService.java
+++ b/services/core/java/com/android/server/am/ActivityManagerService.java
@@ -937,6 +937,13 @@
     private boolean mRunningVoice = false;
 
     /**
+     * Set while the keyguard is waiting for an activity to draw.
+     * In this state, if we are sleeping, we allow Activities to launch
+     * so that they can draw before Keyguard dismisses itself.
+     */
+    private boolean mKeyguardWaitingForDraw = false;
+
+    /**
      * State of external calls telling us if the device is asleep.
      */
     private boolean mWentToSleep = false;
@@ -6242,6 +6249,7 @@
             synchronized (this) {
                 if (DEBUG_LOCKSCREEN) logLockScreen("");
                 mWindowManager.keyguardWaitingForActivityDrawn();
+                mKeyguardWaitingForDraw = true;
             }
         } finally {
             Binder.restoreCallingIdentity(token);
@@ -9935,11 +9943,11 @@
     // Actually is sleeping or shutting down or whatever else in the future
     // is an inactive state.
     public boolean isSleepingOrShuttingDown() {
-        return mSleeping || mShuttingDown;
+        return isSleeping() || mShuttingDown;
     }
 
     public boolean isSleeping() {
-        return mSleeping;
+        return mSleeping && !mKeyguardWaitingForDraw;
     }
 
     void goingToSleep() {
@@ -9961,6 +9969,7 @@
         if (mWentToSleep && !mRunningVoice) {
             if (!mSleeping) {
                 mSleeping = true;
+                mKeyguardWaitingForDraw = false;
                 mStackSupervisor.goingToSleepLocked();
 
                 // Initialize the wake times of all processes.
@@ -10070,6 +10079,7 @@
             try {
                 if (DEBUG_LOCKSCREEN) logLockScreen(" shown=" + shown);
                 mLockScreenShown = shown;
+                mKeyguardWaitingForDraw = false;
                 comeOutOfSleepIfNeededLocked();
             } finally {
                 Binder.restoreCallingIdentity(ident);