Merge "Update keyguard presentation logic to take into account shade position" into main
diff --git a/packages/SystemUI/multivalentTests/src/com/android/keyguard/KeyguardDisplayManagerTest.java b/packages/SystemUI/multivalentTests/src/com/android/keyguard/KeyguardDisplayManagerTest.java
deleted file mode 100644
index dd58ea7..0000000
--- a/packages/SystemUI/multivalentTests/src/com/android/keyguard/KeyguardDisplayManagerTest.java
+++ /dev/null
@@ -1,152 +0,0 @@
-/*
- * Copyright (C) 2021 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.android.keyguard;
-
-import static android.view.DisplayAdjustments.DEFAULT_DISPLAY_ADJUSTMENTS;
-
-import static org.mockito.ArgumentMatchers.any;
-import static org.mockito.ArgumentMatchers.eq;
-import static org.mockito.Mockito.doReturn;
-import static org.mockito.Mockito.never;
-import static org.mockito.Mockito.spy;
-import static org.mockito.Mockito.times;
-import static org.mockito.Mockito.verify;
-import static org.mockito.Mockito.when;
-
-import android.hardware.display.DisplayManagerGlobal;
-import android.testing.TestableLooper;
-import android.view.Display;
-import android.view.DisplayInfo;
-
-import androidx.test.ext.junit.runners.AndroidJUnit4;
-import androidx.test.filters.SmallTest;
-
-import com.android.systemui.SysuiTestCase;
-import com.android.systemui.navigationbar.NavigationBarController;
-import com.android.systemui.settings.FakeDisplayTracker;
-import com.android.systemui.statusbar.policy.KeyguardStateController;
-
-import org.junit.Before;
-import org.junit.Test;
-import org.junit.runner.RunWith;
-import org.mockito.Mock;
-import org.mockito.MockitoAnnotations;
-
-import java.util.concurrent.Executor;
-
-@SmallTest
-@RunWith(AndroidJUnit4.class)
-@TestableLooper.RunWithLooper
-public class KeyguardDisplayManagerTest extends SysuiTestCase {
-
-    @Mock
-    private NavigationBarController mNavigationBarController;
-    @Mock
-    private ConnectedDisplayKeyguardPresentation.Factory
-            mConnectedDisplayKeyguardPresentationFactory;
-    @Mock
-    private ConnectedDisplayKeyguardPresentation mConnectedDisplayKeyguardPresentation;
-    @Mock
-    private KeyguardDisplayManager.DeviceStateHelper mDeviceStateHelper;
-    @Mock
-    private KeyguardStateController mKeyguardStateController;
-
-    private Executor mMainExecutor = Runnable::run;
-    private Executor mBackgroundExecutor = Runnable::run;
-    private KeyguardDisplayManager mManager;
-    private FakeDisplayTracker mDisplayTracker = new FakeDisplayTracker(mContext);
-    // The default and secondary displays are both in the default group
-    private Display mDefaultDisplay;
-    private Display mSecondaryDisplay;
-
-    // This display is in a different group from the default and secondary displays.
-    private Display mAlwaysUnlockedDisplay;
-
-    @Before
-    public void setUp() {
-        MockitoAnnotations.initMocks(this);
-        mManager = spy(new KeyguardDisplayManager(mContext, () -> mNavigationBarController,
-                mDisplayTracker, mMainExecutor, mBackgroundExecutor, mDeviceStateHelper,
-                mKeyguardStateController, mConnectedDisplayKeyguardPresentationFactory));
-        doReturn(mConnectedDisplayKeyguardPresentation).when(
-                mConnectedDisplayKeyguardPresentationFactory).create(any());
-        doReturn(mConnectedDisplayKeyguardPresentation).when(mManager)
-                .createPresentation(any());
-        mDefaultDisplay = new Display(DisplayManagerGlobal.getInstance(), Display.DEFAULT_DISPLAY,
-                new DisplayInfo(), DEFAULT_DISPLAY_ADJUSTMENTS);
-        mSecondaryDisplay = new Display(DisplayManagerGlobal.getInstance(),
-                Display.DEFAULT_DISPLAY + 1,
-                new DisplayInfo(), DEFAULT_DISPLAY_ADJUSTMENTS);
-
-        DisplayInfo alwaysUnlockedDisplayInfo = new DisplayInfo();
-        alwaysUnlockedDisplayInfo.displayId = Display.DEFAULT_DISPLAY + 2;
-        alwaysUnlockedDisplayInfo.flags = Display.FLAG_ALWAYS_UNLOCKED;
-        mAlwaysUnlockedDisplay = new Display(DisplayManagerGlobal.getInstance(),
-                Display.DEFAULT_DISPLAY,
-                alwaysUnlockedDisplayInfo, DEFAULT_DISPLAY_ADJUSTMENTS);
-    }
-
-    @Test
-    public void testShow_defaultDisplayOnly() {
-        mDisplayTracker.setAllDisplays(new Display[]{mDefaultDisplay});
-        mManager.show();
-        verify(mManager, never()).createPresentation(any());
-    }
-
-    @Test
-    public void testShow_includeSecondaryDisplay() {
-        mDisplayTracker.setAllDisplays(new Display[]{mDefaultDisplay, mSecondaryDisplay});
-        mManager.show();
-        verify(mManager, times(1)).createPresentation(eq(mSecondaryDisplay));
-    }
-
-    @Test
-    public void testShow_includeAlwaysUnlockedDisplay() {
-        mDisplayTracker.setAllDisplays(new Display[]{mDefaultDisplay, mAlwaysUnlockedDisplay});
-
-        mManager.show();
-        verify(mManager, never()).createPresentation(any());
-    }
-
-    @Test
-    public void testShow_includeSecondaryAndAlwaysUnlockedDisplays() {
-        mDisplayTracker.setAllDisplays(
-                new Display[]{mDefaultDisplay, mSecondaryDisplay, mAlwaysUnlockedDisplay});
-
-        mManager.show();
-        verify(mManager, times(1)).createPresentation(eq(mSecondaryDisplay));
-    }
-
-    @Test
-    public void testShow_concurrentDisplayActive_occluded() {
-        mDisplayTracker.setAllDisplays(new Display[]{mDefaultDisplay, mSecondaryDisplay});
-
-        when(mDeviceStateHelper.isConcurrentDisplayActive(mSecondaryDisplay)).thenReturn(true);
-        when(mKeyguardStateController.isOccluded()).thenReturn(true);
-        verify(mManager, never()).createPresentation(eq(mSecondaryDisplay));
-    }
-
-    @Test
-    public void testShow_presentationCreated() {
-        when(mManager.createPresentation(any())).thenCallRealMethod();
-        mDisplayTracker.setAllDisplays(new Display[]{mDefaultDisplay, mSecondaryDisplay});
-
-        mManager.show();
-
-        verify(mConnectedDisplayKeyguardPresentationFactory).create(eq(mSecondaryDisplay));
-    }
-}
diff --git a/packages/SystemUI/multivalentTests/src/com/android/keyguard/KeyguardDisplayManagerTest.kt b/packages/SystemUI/multivalentTests/src/com/android/keyguard/KeyguardDisplayManagerTest.kt
new file mode 100644
index 0000000..57a6797
--- /dev/null
+++ b/packages/SystemUI/multivalentTests/src/com/android/keyguard/KeyguardDisplayManagerTest.kt
@@ -0,0 +1,225 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.android.keyguard
+
+import android.hardware.display.DisplayManagerGlobal
+import android.platform.test.annotations.EnableFlags
+import android.testing.TestableLooper.RunWithLooper
+import android.view.Display
+import android.view.DisplayAdjustments
+import android.view.DisplayInfo
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import androidx.test.filters.SmallTest
+import com.android.keyguard.KeyguardDisplayManager.DeviceStateHelper
+import com.android.systemui.Flags
+import com.android.systemui.SysuiTestCase
+import com.android.systemui.navigationbar.NavigationBarController
+import com.android.systemui.settings.FakeDisplayTracker
+import com.android.systemui.shade.data.repository.FakeShadePositionRepository
+import com.android.systemui.statusbar.policy.KeyguardStateController
+import java.util.concurrent.Executor
+import kotlinx.coroutines.ExperimentalCoroutinesApi
+import kotlinx.coroutines.test.TestScope
+import kotlinx.coroutines.test.UnconfinedTestDispatcher
+import kotlinx.coroutines.test.advanceUntilIdle
+import org.junit.Before
+import org.junit.Test
+import org.junit.runner.RunWith
+import org.mockito.Mock
+import org.mockito.Mockito.mock
+import org.mockito.Mockito.never
+import org.mockito.Mockito.verify
+import org.mockito.MockitoAnnotations
+import org.mockito.kotlin.any
+import org.mockito.kotlin.doReturn
+import org.mockito.kotlin.eq
+import org.mockito.kotlin.reset
+import org.mockito.kotlin.whenever
+
+@SmallTest
+@RunWith(AndroidJUnit4::class)
+@RunWithLooper
+@OptIn(ExperimentalCoroutinesApi::class)
+class KeyguardDisplayManagerTest : SysuiTestCase() {
+    @Mock private val navigationBarController = mock(NavigationBarController::class.java)
+    @Mock
+    private val presentationFactory = mock(ConnectedDisplayKeyguardPresentation.Factory::class.java)
+    @Mock
+    private val connectedDisplayKeyguardPresentation =
+        mock(ConnectedDisplayKeyguardPresentation::class.java)
+    @Mock private val deviceStateHelper = mock(DeviceStateHelper::class.java)
+    @Mock private val keyguardStateController = mock(KeyguardStateController::class.java)
+    private val shadePositionRepository = FakeShadePositionRepository()
+
+    private val mainExecutor = Executor { it.run() }
+    private val backgroundExecutor = Executor { it.run() }
+    private lateinit var manager: KeyguardDisplayManager
+    private val displayTracker = FakeDisplayTracker(mContext)
+    // The default and secondary displays are both in the default group
+    private lateinit var defaultDisplay: Display
+    private lateinit var secondaryDisplay: Display
+
+    private val testScope = TestScope(UnconfinedTestDispatcher())
+
+    // This display is in a different group from the default and secondary displays.
+    private lateinit var alwaysUnlockedDisplay: Display
+
+    @Before
+    fun setUp() {
+        MockitoAnnotations.initMocks(this)
+        manager =
+            KeyguardDisplayManager(
+                mContext,
+                { navigationBarController },
+                displayTracker,
+                mainExecutor,
+                backgroundExecutor,
+                deviceStateHelper,
+                keyguardStateController,
+                presentationFactory,
+                { shadePositionRepository },
+                testScope.backgroundScope,
+            )
+        whenever(presentationFactory.create(any())).doReturn(connectedDisplayKeyguardPresentation)
+
+        defaultDisplay =
+            Display(
+                DisplayManagerGlobal.getInstance(),
+                Display.DEFAULT_DISPLAY,
+                DisplayInfo(),
+                DisplayAdjustments.DEFAULT_DISPLAY_ADJUSTMENTS,
+            )
+        secondaryDisplay =
+            Display(
+                DisplayManagerGlobal.getInstance(),
+                Display.DEFAULT_DISPLAY + 1,
+                DisplayInfo(),
+                DisplayAdjustments.DEFAULT_DISPLAY_ADJUSTMENTS,
+            )
+
+        val alwaysUnlockedDisplayInfo = DisplayInfo()
+        alwaysUnlockedDisplayInfo.displayId = Display.DEFAULT_DISPLAY + 2
+        alwaysUnlockedDisplayInfo.flags = Display.FLAG_ALWAYS_UNLOCKED
+        alwaysUnlockedDisplay =
+            Display(
+                DisplayManagerGlobal.getInstance(),
+                Display.DEFAULT_DISPLAY,
+                alwaysUnlockedDisplayInfo,
+                DisplayAdjustments.DEFAULT_DISPLAY_ADJUSTMENTS,
+            )
+    }
+
+    @Test
+    fun testShow_defaultDisplayOnly() {
+        displayTracker.allDisplays = arrayOf(defaultDisplay)
+        manager.show()
+        verify(presentationFactory, never()).create(any())
+    }
+
+    @Test
+    fun testShow_includeSecondaryDisplay() {
+        displayTracker.allDisplays = arrayOf(defaultDisplay, secondaryDisplay)
+        manager.show()
+        verify(presentationFactory).create(eq(secondaryDisplay))
+    }
+
+    @Test
+    fun testShow_includeAlwaysUnlockedDisplay() {
+        displayTracker.allDisplays = arrayOf(defaultDisplay, alwaysUnlockedDisplay)
+
+        manager.show()
+        verify(presentationFactory, never()).create(any())
+    }
+
+    @Test
+    fun testShow_includeSecondaryAndAlwaysUnlockedDisplays() {
+        displayTracker.allDisplays =
+            arrayOf(defaultDisplay, secondaryDisplay, alwaysUnlockedDisplay)
+
+        manager.show()
+        verify(presentationFactory).create(eq(secondaryDisplay))
+    }
+
+    @Test
+    fun testShow_concurrentDisplayActive_occluded() {
+        displayTracker.allDisplays = arrayOf(defaultDisplay, secondaryDisplay)
+
+        whenever(deviceStateHelper.isConcurrentDisplayActive(secondaryDisplay)).thenReturn(true)
+        whenever(keyguardStateController.isOccluded).thenReturn(true)
+        verify(presentationFactory, never()).create(eq(secondaryDisplay))
+    }
+
+    @Test
+    fun testShow_presentationCreated() {
+        displayTracker.allDisplays = arrayOf(defaultDisplay, secondaryDisplay)
+
+        manager.show()
+
+        verify(presentationFactory).create(eq(secondaryDisplay))
+    }
+
+    @Test
+    @EnableFlags(Flags.FLAG_SHADE_WINDOW_GOES_AROUND)
+    fun show_shadeMovesDisplay_newPresentationCreated() {
+        displayTracker.allDisplays = arrayOf(defaultDisplay, secondaryDisplay)
+        // Shade in the default display, we expect the presentation to be in the secondary only
+        shadePositionRepository.setDisplayId(defaultDisplay.displayId)
+
+        manager.show()
+
+        verify(presentationFactory).create(eq(secondaryDisplay))
+        verify(presentationFactory, never()).create(eq(defaultDisplay))
+        reset(presentationFactory)
+        whenever(presentationFactory.create(any())).thenReturn(connectedDisplayKeyguardPresentation)
+
+        // Let's move it to the secondary display. We expect it will be added in the default
+        // one.
+        shadePositionRepository.setDisplayId(secondaryDisplay.displayId)
+        testScope.advanceUntilIdle()
+
+        verify(presentationFactory).create(eq(defaultDisplay))
+        reset(presentationFactory)
+        whenever(presentationFactory.create(any())).thenReturn(connectedDisplayKeyguardPresentation)
+
+        // Let's move it back! it should be re-created (it means it was removed before)
+        shadePositionRepository.setDisplayId(defaultDisplay.displayId)
+        testScope.advanceUntilIdle()
+
+        verify(presentationFactory).create(eq(secondaryDisplay))
+    }
+
+    @Test
+    @EnableFlags(Flags.FLAG_SHADE_WINDOW_GOES_AROUND)
+    fun show_shadeInSecondaryDisplay_defaultOneHasPresentation() {
+        displayTracker.allDisplays = arrayOf(defaultDisplay, secondaryDisplay)
+        shadePositionRepository.setDisplayId(secondaryDisplay.displayId)
+
+        manager.show()
+
+        verify(presentationFactory).create(eq(defaultDisplay))
+    }
+
+    @Test
+    @EnableFlags(Flags.FLAG_SHADE_WINDOW_GOES_AROUND)
+    fun show_shadeInDefaultDisplay_secondaryOneHasPresentation() {
+        displayTracker.allDisplays = arrayOf(defaultDisplay, secondaryDisplay)
+        shadePositionRepository.setDisplayId(defaultDisplay.displayId)
+
+        manager.show()
+
+        verify(presentationFactory).create(eq(secondaryDisplay))
+    }
+}
diff --git a/packages/SystemUI/src/com/android/keyguard/KeyguardDisplayManager.java b/packages/SystemUI/src/com/android/keyguard/KeyguardDisplayManager.java
index 1342dd0..95830b5 100644
--- a/packages/SystemUI/src/com/android/keyguard/KeyguardDisplayManager.java
+++ b/packages/SystemUI/src/com/android/keyguard/KeyguardDisplayManager.java
@@ -15,6 +15,8 @@
  */
 package com.android.keyguard;
 
+import static com.android.systemui.util.kotlin.JavaAdapterKt.collectFlow;
+
 import android.annotation.NonNull;
 import android.app.Presentation;
 import android.content.Context;
@@ -36,18 +38,24 @@
 import androidx.annotation.Nullable;
 
 import com.android.systemui.dagger.SysUISingleton;
+import com.android.systemui.dagger.qualifiers.Application;
 import com.android.systemui.dagger.qualifiers.Main;
 import com.android.systemui.dagger.qualifiers.UiBackground;
 import com.android.systemui.navigationbar.NavigationBarController;
 import com.android.systemui.navigationbar.views.NavigationBarView;
 import com.android.systemui.settings.DisplayTracker;
+import com.android.systemui.shade.data.repository.ShadePositionRepository;
+import com.android.systemui.shade.shared.flag.ShadeWindowGoesAround;
 import com.android.systemui.statusbar.policy.KeyguardStateController;
 
 import dagger.Lazy;
 
+import kotlinx.coroutines.CoroutineScope;
+
 import java.util.concurrent.Executor;
 
 import javax.inject.Inject;
+import javax.inject.Provider;
 
 @SysUISingleton
 public class KeyguardDisplayManager {
@@ -58,6 +66,7 @@
     private final DisplayManager mDisplayService;
     private final DisplayTracker mDisplayTracker;
     private final Lazy<NavigationBarController> mNavigationBarControllerLazy;
+    private final Provider<ShadePositionRepository> mShadePositionRepositoryProvider;
     private final ConnectedDisplayKeyguardPresentation.Factory
             mConnectedDisplayKeyguardPresentationFactory;
     private final Context mContext;
@@ -102,9 +111,12 @@
             DeviceStateHelper deviceStateHelper,
             KeyguardStateController keyguardStateController,
             ConnectedDisplayKeyguardPresentation.Factory
-                    connectedDisplayKeyguardPresentationFactory) {
+                    connectedDisplayKeyguardPresentationFactory,
+            Provider<ShadePositionRepository> shadePositionRepositoryProvider,
+            @Application CoroutineScope appScope) {
         mContext = context;
         mNavigationBarControllerLazy = navigationBarControllerLazy;
+        mShadePositionRepositoryProvider = shadePositionRepositoryProvider;
         uiBgExecutor.execute(() -> mMediaRouter = mContext.getSystemService(MediaRouter.class));
         mDisplayService = mContext.getSystemService(DisplayManager.class);
         mDisplayTracker = displayTracker;
@@ -112,6 +124,17 @@
         mDeviceStateHelper = deviceStateHelper;
         mKeyguardStateController = keyguardStateController;
         mConnectedDisplayKeyguardPresentationFactory = connectedDisplayKeyguardPresentationFactory;
+        if (ShadeWindowGoesAround.isEnabled()) {
+            collectFlow(appScope, shadePositionRepositoryProvider.get().getDisplayId(),
+                    (id) -> onShadeWindowMovedToDisplayId(id));
+        }
+    }
+
+    private void onShadeWindowMovedToDisplayId(int shadeDisplayId) {
+        if (mShowing) {
+            hidePresentation(shadeDisplayId);
+            updateDisplays(/* showing= */ true);
+        }
     }
 
     private boolean isKeyguardShowable(Display display) {
@@ -119,9 +142,20 @@
             if (DEBUG) Log.i(TAG, "Cannot show Keyguard on null display");
             return false;
         }
-        if (display.getDisplayId() == mDisplayTracker.getDefaultDisplayId()) {
-            if (DEBUG) Log.i(TAG, "Do not show KeyguardPresentation on the default display");
-            return false;
+        if (ShadeWindowGoesAround.isEnabled()) {
+            int shadeDisplayId = mShadePositionRepositoryProvider.get().getDisplayId().getValue();
+            if (display.getDisplayId() == shadeDisplayId) {
+                if (DEBUG) {
+                    Log.i(TAG,
+                            "Do not show KeyguardPresentation on the shade window display");
+                }
+                return false;
+            }
+        } else {
+            if (display.getDisplayId() == mDisplayTracker.getDefaultDisplayId()) {
+                if (DEBUG) Log.i(TAG, "Do not show KeyguardPresentation on the default display");
+                return false;
+            }
         }
         display.getDisplayInfo(mTmpDisplayInfo);
         if ((mTmpDisplayInfo.flags & Display.FLAG_PRIVATE) != 0) {
diff --git a/packages/SystemUI/src/com/android/systemui/shade/ShadeDisplayAwareModule.kt b/packages/SystemUI/src/com/android/systemui/shade/ShadeDisplayAwareModule.kt
index 63510b8..e15830e 100644
--- a/packages/SystemUI/src/com/android/systemui/shade/ShadeDisplayAwareModule.kt
+++ b/packages/SystemUI/src/com/android/systemui/shade/ShadeDisplayAwareModule.kt
@@ -157,7 +157,6 @@
 
     @SysUISingleton
     @Provides
-    @ShadeDisplayAware
     fun provideShadePositionRepository(impl: ShadePositionRepositoryImpl): ShadePositionRepository {
         ShadeWindowGoesAround.isUnexpectedlyInLegacyMode()
         return impl
diff --git a/packages/SystemUI/src/com/android/systemui/shade/data/repository/FakeShadePositionRepository.kt b/packages/SystemUI/src/com/android/systemui/shade/data/repository/FakeShadePositionRepository.kt
new file mode 100644
index 0000000..37210b9
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/shade/data/repository/FakeShadePositionRepository.kt
@@ -0,0 +1,36 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.systemui.shade.data.repository
+
+import android.view.Display
+import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.flow.StateFlow
+
+class FakeShadePositionRepository : ShadePositionRepository {
+    private val _displayId = MutableStateFlow(Display.DEFAULT_DISPLAY)
+
+    override fun setDisplayId(displayId: Int) {
+        _displayId.value = displayId
+    }
+
+    override val displayId: StateFlow<Int>
+        get() = _displayId
+
+    override fun resetDisplayId() {
+        _displayId.value = Display.DEFAULT_DISPLAY
+    }
+}
diff --git a/packages/SystemUI/src/com/android/systemui/shade/shared/flag/ShadeWindowGoesAround.kt b/packages/SystemUI/src/com/android/systemui/shade/shared/flag/ShadeWindowGoesAround.kt
index 6f492cf..c23ff53 100644
--- a/packages/SystemUI/src/com/android/systemui/shade/shared/flag/ShadeWindowGoesAround.kt
+++ b/packages/SystemUI/src/com/android/systemui/shade/shared/flag/ShadeWindowGoesAround.kt
@@ -32,7 +32,7 @@
 
     /** Is the refactor enabled */
     @JvmStatic
-    inline val isEnabled
+    inline val isEnabled: Boolean
         get() = Flags.shadeWindowGoesAround()
 
     /**