Merge "Do not use private APIs in unfold module" into tm-qpr-dev am: 7c4a157adb

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/21523184

Change-Id: I9e79867b309053cc20df885f66f567967665b18d
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>

packages/SystemUI/tests/src/com/android/systemui/unfold/updates/RotationChangeProviderTest.kt

@@ -16,22 +16,24 @@
 
 package com.android.systemui.unfold.updates
 
+import android.content.Context
+import android.hardware.display.DisplayManager
+import android.os.Looper
 import android.testing.AndroidTestingRunner
-import android.view.IRotationWatcher
+import android.view.Display
-import android.view.IWindowManager
 import androidx.test.filters.SmallTest
 import com.android.systemui.SysuiTestCase
 import com.android.systemui.unfold.updates.RotationChangeProvider.RotationListener
-import com.android.systemui.util.concurrency.FakeExecutor
+import com.android.systemui.util.mockito.whenever
-import com.android.systemui.util.time.FakeSystemClock
+import com.android.systemui.utils.os.FakeHandler
 import org.junit.Before
 import org.junit.Test
 import org.junit.runner.RunWith
 import org.mockito.ArgumentCaptor
 import org.mockito.ArgumentMatchers.any
-import org.mockito.ArgumentMatchers.anyInt
 import org.mockito.Captor
 import org.mockito.Mock
+import org.mockito.Mockito.spy
 import org.mockito.Mockito.verify
 import org.mockito.Mockito.verifyNoMoreInteractions
 import org.mockito.MockitoAnnotations
@@ -42,19 +44,23 @@ class RotationChangeProviderTest : SysuiTestCase() {
 
     private lateinit var rotationChangeProvider: RotationChangeProvider
 
-    @Mock lateinit var windowManagerInterface: IWindowManager
+    @Mock lateinit var displayManager: DisplayManager
     @Mock lateinit var listener: RotationListener
-    @Captor lateinit var rotationWatcher: ArgumentCaptor<IRotationWatcher>
+    @Mock lateinit var display: Display
-    private val fakeExecutor = FakeExecutor(FakeSystemClock())
+    @Captor lateinit var displayListener: ArgumentCaptor<DisplayManager.DisplayListener>
+    private val fakeHandler = FakeHandler(Looper.getMainLooper())
+
+    private lateinit var spyContext: Context
 
     @Before
     fun setup() {
         MockitoAnnotations.initMocks(this)
-        rotationChangeProvider =
+        spyContext = spy(context)
-            RotationChangeProvider(windowManagerInterface, context, fakeExecutor)
+        whenever(spyContext.display).thenReturn(display)
+        rotationChangeProvider = RotationChangeProvider(displayManager, spyContext, fakeHandler)
         rotationChangeProvider.addCallback(listener)
-        fakeExecutor.runAllReady()
+        fakeHandler.dispatchQueuedMessages()
-        verify(windowManagerInterface).watchRotation(rotationWatcher.capture(), anyInt())
+        verify(displayManager).registerDisplayListener(displayListener.capture(), any())
     }
 
     @Test
@@ -70,15 +76,16 @@ class RotationChangeProviderTest : SysuiTestCase() {
         verify(listener).onRotationChanged(42)
 
         rotationChangeProvider.removeCallback(listener)
-        fakeExecutor.runAllReady()
+        fakeHandler.dispatchQueuedMessages()
         sendRotationUpdate(43)
 
-        verify(windowManagerInterface).removeRotationWatcher(any())
+        verify(displayManager).unregisterDisplayListener(any())
         verifyNoMoreInteractions(listener)
     }
 
     private fun sendRotationUpdate(newRotation: Int) {
-        rotationWatcher.value.onRotationChanged(newRotation)
+        whenever(display.rotation).thenReturn(newRotation)
-        fakeExecutor.runAllReady()
+        displayListener.allValues.forEach { it.onDisplayChanged(display.displayId) }
+        fakeHandler.dispatchQueuedMessages()
     }
 }

packages/SystemUI/unfold/Android.bp

@@ -35,6 +35,7 @@ android_library {
     ],
     kotlincflags: ["-Xjvm-default=enable"],
     java_version: "1.8",
+    sdk_version: "current",
     min_sdk_version: "current",
     plugins: ["dagger2-compiler"],
 }

packages/SystemUI/unfold/src/com/android/systemui/unfold/UnfoldSharedComponent.kt

@@ -19,8 +19,8 @@ package com.android.systemui.unfold
 import android.content.ContentResolver
 import android.content.Context
 import android.hardware.SensorManager
+import android.hardware.display.DisplayManager
 import android.os.Handler
-import android.view.IWindowManager
 import com.android.systemui.unfold.config.UnfoldTransitionConfig
 import com.android.systemui.unfold.dagger.UnfoldMain
 import com.android.systemui.unfold.dagger.UnfoldSingleThreadBg
@@ -61,7 +61,7 @@ interface UnfoldSharedComponent {
             @BindsInstance @UnfoldMain executor: Executor,
             @BindsInstance @UnfoldSingleThreadBg singleThreadBgExecutor: Executor,
             @BindsInstance @UnfoldTransitionATracePrefix tracingTagPrefix: String,
-            @BindsInstance windowManager: IWindowManager,
+            @BindsInstance displayManager: DisplayManager,
             @BindsInstance contentResolver: ContentResolver = context.contentResolver
         ): UnfoldSharedComponent
     }
@@ -84,8 +84,9 @@ interface RemoteUnfoldSharedComponent {
             @BindsInstance context: Context,
             @BindsInstance config: UnfoldTransitionConfig,
             @BindsInstance @UnfoldMain executor: Executor,
+            @BindsInstance @UnfoldMain handler: Handler,
             @BindsInstance @UnfoldSingleThreadBg singleThreadBgExecutor: Executor,
-            @BindsInstance windowManager: IWindowManager,
+            @BindsInstance displayManager: DisplayManager,
             @BindsInstance @UnfoldTransitionATracePrefix tracingTagPrefix: String,
         ): RemoteUnfoldSharedComponent
     }

packages/SystemUI/unfold/src/com/android/systemui/unfold/UnfoldTransitionFactory.kt

@@ -19,8 +19,8 @@ package com.android.systemui.unfold
 
 import android.content.Context
 import android.hardware.SensorManager
+import android.hardware.display.DisplayManager
 import android.os.Handler
-import android.view.IWindowManager
 import com.android.systemui.unfold.config.UnfoldTransitionConfig
 import com.android.systemui.unfold.updates.FoldProvider
 import com.android.systemui.unfold.updates.screen.ScreenStatusProvider
@@ -47,7 +47,7 @@ fun createUnfoldSharedComponent(
         mainExecutor: Executor,
         singleThreadBgExecutor: Executor,
         tracingTagPrefix: String,
-        windowManager: IWindowManager,
+        displayManager: DisplayManager,
 ): UnfoldSharedComponent =
         DaggerUnfoldSharedComponent.factory()
                 .create(
@@ -61,7 +61,7 @@ fun createUnfoldSharedComponent(
                         mainExecutor,
                         singleThreadBgExecutor,
                         tracingTagPrefix,
-                        windowManager,
+                        displayManager,
                 )
 
 /**
@@ -73,16 +73,18 @@ fun createRemoteUnfoldSharedComponent(
         context: Context,
         config: UnfoldTransitionConfig,
         mainExecutor: Executor,
+        mainHandler: Handler,
         singleThreadBgExecutor: Executor,
         tracingTagPrefix: String,
-        windowManager: IWindowManager,
+        displayManager: DisplayManager,
         ): RemoteUnfoldSharedComponent =
         DaggerRemoteUnfoldSharedComponent.factory()
                 .create(
                         context,
                         config,
                         mainExecutor,
+                        mainHandler,
                         singleThreadBgExecutor,
-                        windowManager,
+                        displayManager,
                         tracingTagPrefix,
                 )

packages/SystemUI/unfold/src/com/android/systemui/unfold/progress/PhysicsBasedUnfoldTransitionProgressProvider.kt

@@ -16,7 +16,6 @@
 package com.android.systemui.unfold.progress
 
 import android.os.Trace
-import android.os.Trace.TRACE_TAG_APP
 import android.util.Log
 import androidx.dynamicanimation.animation.DynamicAnimation
 import androidx.dynamicanimation.animation.FloatPropertyCompat
@@ -110,7 +109,7 @@ class PhysicsBasedUnfoldTransitionProgressProvider @Inject constructor(
 
         if (DEBUG) {
             Log.d(TAG, "onFoldUpdate = ${update.name()}")
-            Trace.traceCounter(Trace.TRACE_TAG_APP, "fold_update", update)
+            Trace.setCounter("fold_update", update.toLong())
         }
     }
 

packages/SystemUI/unfold/src/com/android/systemui/unfold/updates/DeviceFoldStateProvider.kt

@@ -119,7 +119,7 @@ constructor(
                     "lastHingeAngle: $lastHingeAngle, " +
                     "lastHingeAngleBeforeTransition: $lastHingeAngleBeforeTransition"
             )
-            Trace.traceCounter(Trace.TRACE_TAG_APP, "hinge_angle", angle.toInt())
+            Trace.setCounter( "hinge_angle", angle.toLong())
         }
 
         val currentDirection =

packages/SystemUI/unfold/src/com/android/systemui/unfold/updates/RotationChangeProvider.kt

@@ -17,36 +17,32 @@
 package com.android.systemui.unfold.updates
 
 import android.content.Context
+import android.hardware.display.DisplayManager
+import android.os.Handler
 import android.os.RemoteException
-import android.view.IRotationWatcher
-import android.view.IWindowManager
-import android.view.Surface.Rotation
 import com.android.systemui.unfold.dagger.UnfoldMain
 import com.android.systemui.unfold.util.CallbackController
-import java.util.concurrent.Executor
 import javax.inject.Inject
 
 /**
- * Allows to subscribe to rotation changes.
+ * Allows to subscribe to rotation changes. Updates are provided for the display associated
- *
- * This is needed as rotation updates from [IWindowManager] are received in a binder thread, while
- * most of the times we want them in the main one. Updates are provided for the display associated
  * to [context].
  */
 class RotationChangeProvider
 @Inject
 constructor(
-    private val windowManagerInterface: IWindowManager,
+    private val displayManager: DisplayManager,
     private val context: Context,
-    @UnfoldMain private val mainExecutor: Executor,
+    @UnfoldMain private val mainHandler: Handler,
 ) : CallbackController<RotationChangeProvider.RotationListener> {
 
     private val listeners = mutableListOf<RotationListener>()
 
-    private val rotationWatcher = RotationWatcher()
+    private val displayListener = RotationDisplayListener()
+    private var lastRotation: Int? = null
 
     override fun addCallback(listener: RotationListener) {
-        mainExecutor.execute {
+        mainHandler.post {
             if (listeners.isEmpty()) {
                 subscribeToRotation()
             }
@@ -55,17 +51,18 @@ constructor(
     }
 
     override fun removeCallback(listener: RotationListener) {
-        mainExecutor.execute {
+        mainHandler.post {
             listeners -= listener
             if (listeners.isEmpty()) {
                 unsubscribeToRotation()
+                lastRotation = null
             }
         }
     }
 
     private fun subscribeToRotation() {
         try {
-            windowManagerInterface.watchRotation(rotationWatcher, context.displayId)
+            displayManager.registerDisplayListener(displayListener, mainHandler)
         } catch (e: RemoteException) {
             throw e.rethrowFromSystemServer()
         }
@@ -73,7 +70,7 @@ constructor(
 
     private fun unsubscribeToRotation() {
         try {
-            windowManagerInterface.removeRotationWatcher(rotationWatcher)
+            displayManager.unregisterDisplayListener(displayListener)
         } catch (e: RemoteException) {
             throw e.rethrowFromSystemServer()
         }
@@ -82,12 +79,25 @@ constructor(
     /** Gets notified of rotation changes. */
     fun interface RotationListener {
         /** Called once rotation changes. */
-        fun onRotationChanged(@Rotation newRotation: Int)
+        fun onRotationChanged(newRotation: Int)
     }
 
-    private inner class RotationWatcher : IRotationWatcher.Stub() {
+    private inner class RotationDisplayListener : DisplayManager.DisplayListener {
-        override fun onRotationChanged(rotation: Int) {
+
-            mainExecutor.execute { listeners.forEach { it.onRotationChanged(rotation) } }
+        override fun onDisplayChanged(displayId: Int) {
+            val display = context.display ?: return
+
+            if (displayId == display.displayId) {
+                val currentRotation = display.rotation
+                if (lastRotation == null || lastRotation != currentRotation) {
+                    listeners.forEach { it.onRotationChanged(currentRotation) }
+                    lastRotation = currentRotation
                 }
             }
+        }
+
+        override fun onDisplayAdded(displayId: Int) {}
+
+        override fun onDisplayRemoved(displayId: Int) {}
+    }
 }

packages/SystemUI/unfold/src/com/android/systemui/unfold/util/ScaleAwareTransitionProgressProvider.kt

@@ -79,10 +79,9 @@ constructor(
     companion object {
         fun ContentResolver.areAnimationsEnabled(): Boolean {
             val animationScale =
-                Settings.Global.getStringForUser(
+                Settings.Global.getString(
                         this,
                         Settings.Global.ANIMATOR_DURATION_SCALE,
-                        this.userId
                     )
                     ?.toFloatOrNull()
                     ?: 1f