Merge "Don't return true for controlling screen off once we've already returned false for this sleep." into sc-dev am: 703c8d30da

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15161982

Change-Id: Id0828585d1e9ff97bb4a5de4f39130254144c996

packages/SystemUI/src/com/android/systemui/statusbar/phone/UnlockedScreenOffAnimationController.kt

@@ -56,6 +56,13 @@ class UnlockedScreenOffAnimationController @Inject constructor(
     private var lightRevealAnimationPlaying = false
     private var aodUiAnimationPlaying = false
 
+    /**
+     * The result of our decision whether to play the screen off animation in
+     * [onStartedGoingToSleep], or null if we haven't made that decision yet or aren't going to
+     * sleep.
+     */
+    private var decidedToAnimateGoingToSleep: Boolean? = null
+
     private val lightRevealAnimator = ValueAnimator.ofFloat(1f, 0f).apply {
         duration = LIGHT_REVEAL_ANIMATION_DURATION
         interpolator = Interpolators.LINEAR
@@ -120,11 +127,17 @@ class UnlockedScreenOffAnimationController @Inject constructor(
 
                     // Run the callback given to us by the KeyguardVisibilityHelper.
                     after.run()
+
+                    // Done going to sleep, reset this flag.
+                    decidedToAnimateGoingToSleep = null
                 }
                 .start()
     }
 
     override fun onStartedWakingUp() {
+        // Waking up, so reset this flag.
+        decidedToAnimateGoingToSleep = null
+
         lightRevealAnimator.cancel()
         handler.removeCallbacksAndMessages(null)
     }
@@ -148,6 +161,8 @@ class UnlockedScreenOffAnimationController @Inject constructor(
 
     override fun onStartedGoingToSleep() {
         if (dozeParameters.get().shouldControlUnlockedScreenOff()) {
+            decidedToAnimateGoingToSleep = true
+
             lightRevealAnimationPlaying = true
             lightRevealAnimator.start()
 
@@ -157,6 +172,8 @@ class UnlockedScreenOffAnimationController @Inject constructor(
                 // Show AOD. That'll cause the KeyguardVisibilityHelper to call #animateInKeyguard.
                 statusBar.notificationPanelViewController.showAodUi()
             }, ANIMATE_IN_KEYGUARD_DELAY)
+        } else {
+            decidedToAnimateGoingToSleep = false
         }
     }
 
@@ -165,6 +182,12 @@ class UnlockedScreenOffAnimationController @Inject constructor(
      * on the current state of the device.
      */
     fun shouldPlayUnlockedScreenOffAnimation(): Boolean {
+        // If we explicitly already decided not to play the screen off animation, then never change
+        // our mind.
+        if (decidedToAnimateGoingToSleep == false) {
+            return false
+        }
+
         if (!dozeParameters.get().canControlUnlockedScreenOff()) {
             return false
         }
@@ -178,7 +201,8 @@ class UnlockedScreenOffAnimationController @Inject constructor(
         // already expanded and showing notifications/QS, the animation looks really messy. For now,
         // disable it if the notification panel is expanded.
         if (!this::statusBar.isInitialized ||
-                statusBar.notificationPanelViewController.isFullyExpanded) {
+                statusBar.notificationPanelViewController.isFullyExpanded ||
+                statusBar.notificationPanelViewController.isExpanding) {
             return false
         }