Update ActivityStarter to dismiss dreams when starting activities.

This fixes an issue where activities are started below the dream.

Bug: 198041170
Test: atest CentralSurfacesImplTest
Test: manually on device
Change-Id: Iec7324f397161c3e0bbf626153f8cb453e6a86ca

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

@@ -83,7 +83,6 @@ import android.os.SystemProperties;
 import android.os.Trace;
 import android.os.UserHandle;
 import android.provider.Settings;
-import android.service.dreams.DreamService;
 import android.service.dreams.IDreamManager;
 import android.service.notification.StatusBarNotification;
 import android.text.TextUtils;
@@ -780,7 +779,8 @@ public class CentralSurfacesImpl extends CoreStartable implements
             InteractionJankMonitor jankMonitor,
             DeviceStateManager deviceStateManager,
             DreamOverlayStateController dreamOverlayStateController,
-            WiredChargingRippleController wiredChargingRippleController) {
+            WiredChargingRippleController wiredChargingRippleController,
+            IDreamManager dreamManager) {
         super(context);
         mNotificationsController = notificationsController;
         mFragmentService = fragmentService;
@@ -871,6 +871,7 @@ public class CentralSurfacesImpl extends CoreStartable implements
         mLockscreenShadeTransitionController = lockscreenShadeTransitionController;
         mStartingSurfaceOptional = startingSurfaceOptional;
         mNotifPipelineFlags = notifPipelineFlags;
+        mDreamManager = dreamManager;
         lockscreenShadeTransitionController.setCentralSurfaces(this);
         statusBarWindowStateController.addListener(this::onStatusBarWindowStateChanged);
 
@@ -924,8 +925,6 @@ public class CentralSurfacesImpl extends CoreStartable implements
                 SysuiStatusBarStateController.RANK_STATUS_BAR);
 
         mWindowManager = (WindowManager) mContext.getSystemService(Context.WINDOW_SERVICE);
-        mDreamManager = IDreamManager.Stub.asInterface(
-                ServiceManager.checkService(DreamService.DREAM_SERVICE));
 
         mDisplay = mContext.getDisplay();
         mDisplayId = mDisplay.getDisplayId();
@@ -1792,6 +1791,12 @@ public class CentralSurfacesImpl extends CoreStartable implements
             collapseShade();
         }
 
+        // We should exit the dream to prevent the activity from starting below the
+        // dream.
+        if (mKeyguardUpdateMonitor.isDreaming()) {
+            awakenDreams();
+        }
+
         mActivityLaunchAnimator.startIntentWithAnimation(controller, animate,
                 intent.getPackage(), showOverLockscreenWhenLocked, (adapter) -> TaskStackBuilder
                         .create(mContext)
@@ -2731,6 +2736,10 @@ public class CentralSurfacesImpl extends CoreStartable implements
             mStatusBarKeyguardViewManager.dismissWithAction(action, cancelAction,
                     afterKeyguardGone);
         } else {
+            // If the keyguard isn't showing but the device is dreaming, we should exit the dream.
+            if (mKeyguardUpdateMonitor.isDreaming()) {
+                awakenDreams();
+            }
             action.onDismiss();
         }
     }
@@ -3964,7 +3973,7 @@ public class CentralSurfacesImpl extends CoreStartable implements
 
     protected WindowManager mWindowManager;
     protected IWindowManager mWindowManagerService;
-    private IDreamManager mDreamManager;
+    private final IDreamManager mDreamManager;
 
     protected Display mDisplay;
     private int mDisplayId;

packages/SystemUI/tests/src/com/android/systemui/statusbar/phone/CentralSurfacesImplTest.java

@@ -477,7 +477,7 @@ public class CentralSurfacesImplTest extends SysuiTestCase {
                 mJankMonitor,
                 mDeviceStateManager,
                 mDreamOverlayStateController,
-                mWiredChargingRippleController);
+                mWiredChargingRippleController, mDreamManager);
         when(mKeyguardViewMediator.registerCentralSurfaces(
                 any(CentralSurfacesImpl.class),
                 any(NotificationPanelViewController.class),
@@ -533,6 +533,36 @@ public class CentralSurfacesImplTest extends SysuiTestCase {
         mCentralSurfaces.executeRunnableDismissingKeyguard(null, null, false, false, false);
     }
 
+    @Test
+    public void executeRunnableDismissingKeyguard_dreaming_notShowing() throws RemoteException {
+        when(mStatusBarKeyguardViewManager.isShowing()).thenReturn(false);
+        when(mStatusBarKeyguardViewManager.isOccluded()).thenReturn(false);
+        when(mKeyguardUpdateMonitor.isDreaming()).thenReturn(true);
+
+        mCentralSurfaces.executeRunnableDismissingKeyguard(() ->  {},
+                /* cancelAction= */ null,
+                /* dismissShade= */ false,
+                /* afterKeyguardGone= */ false,
+                /* deferred= */ false);
+        mUiBgExecutor.runAllReady();
+        verify(mDreamManager, times(1)).awaken();
+    }
+
+    @Test
+    public void executeRunnableDismissingKeyguard_notDreaming_notShowing() throws RemoteException {
+        when(mStatusBarKeyguardViewManager.isShowing()).thenReturn(false);
+        when(mStatusBarKeyguardViewManager.isOccluded()).thenReturn(false);
+        when(mKeyguardUpdateMonitor.isDreaming()).thenReturn(false);
+
+        mCentralSurfaces.executeRunnableDismissingKeyguard(() ->  {},
+                /* cancelAction= */ null,
+                /* dismissShade= */ false,
+                /* afterKeyguardGone= */ false,
+                /* deferred= */ false);
+        mUiBgExecutor.runAllReady();
+        verify(mDreamManager, never()).awaken();
+    }
+
     @Test
     public void lockscreenStateMetrics_notShowing() {
         // uninteresting state, except that fingerprint must be non-zero