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-rw-r--r--libs/WindowManager/Shell/src/com/android/wm/shell/dagger/WMShellModule.java11
-rw-r--r--libs/WindowManager/Shell/src/com/android/wm/shell/desktopmode/DragToDesktopTransitionHandler.kt367
-rw-r--r--libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/desktopmode/DragToDesktopTransitionHandlerTest.kt255
3 files changed, 425 insertions, 208 deletions
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/dagger/WMShellModule.java b/libs/WindowManager/Shell/src/com/android/wm/shell/dagger/WMShellModule.java
index a18bbadbde69..b8b62a76c568 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/dagger/WMShellModule.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/dagger/WMShellModule.java
@@ -32,6 +32,7 @@ import com.android.internal.jank.InteractionJankMonitor;
import com.android.internal.logging.UiEventLogger;
import com.android.internal.statusbar.IStatusBarService;
import com.android.launcher3.icons.IconProvider;
+import com.android.window.flags.Flags;
import com.android.wm.shell.RootTaskDisplayAreaOrganizer;
import com.android.wm.shell.ShellTaskOrganizer;
import com.android.wm.shell.WindowManagerShellWrapper;
@@ -58,6 +59,7 @@ import com.android.wm.shell.common.TaskStackListenerImpl;
import com.android.wm.shell.common.TransactionPool;
import com.android.wm.shell.dagger.back.ShellBackAnimationModule;
import com.android.wm.shell.dagger.pip.PipModule;
+import com.android.wm.shell.desktopmode.DefaultDragToDesktopTransitionHandler;
import com.android.wm.shell.desktopmode.DesktopModeEventLogger;
import com.android.wm.shell.desktopmode.DesktopModeLoggerTransitionObserver;
import com.android.wm.shell.desktopmode.DesktopModeTaskRepository;
@@ -68,6 +70,7 @@ import com.android.wm.shell.desktopmode.DragToDesktopTransitionHandler;
import com.android.wm.shell.desktopmode.EnterDesktopTaskTransitionHandler;
import com.android.wm.shell.desktopmode.ExitDesktopTaskTransitionHandler;
import com.android.wm.shell.desktopmode.ReturnToDragStartAnimator;
+import com.android.wm.shell.desktopmode.SpringDragToDesktopTransitionHandler;
import com.android.wm.shell.desktopmode.ToggleResizeDesktopTaskTransitionHandler;
import com.android.wm.shell.draganddrop.DragAndDropController;
import com.android.wm.shell.draganddrop.GlobalDragListener;
@@ -603,10 +606,12 @@ public abstract class WMShellModule {
Context context,
Transitions transitions,
RootTaskDisplayAreaOrganizer rootTaskDisplayAreaOrganizer,
- Optional<DesktopTasksLimiter> desktopTasksLimiter,
InteractionJankMonitor interactionJankMonitor) {
- return new DragToDesktopTransitionHandler(context, transitions,
- rootTaskDisplayAreaOrganizer, interactionJankMonitor);
+ return Flags.enableDesktopWindowingTransitions()
+ ? new SpringDragToDesktopTransitionHandler(context, transitions,
+ rootTaskDisplayAreaOrganizer, interactionJankMonitor)
+ : new DefaultDragToDesktopTransitionHandler(context, transitions,
+ rootTaskDisplayAreaOrganizer, interactionJankMonitor);
}
@WMSingleton
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/desktopmode/DragToDesktopTransitionHandler.kt b/libs/WindowManager/Shell/src/com/android/wm/shell/desktopmode/DragToDesktopTransitionHandler.kt
index 5221a4592d39..04350775adb5 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/desktopmode/DragToDesktopTransitionHandler.kt
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/desktopmode/DragToDesktopTransitionHandler.kt
@@ -27,7 +27,6 @@ import android.view.WindowManager.TRANSIT_CLOSE
import android.window.TransitionInfo
import android.window.TransitionInfo.Change
import android.window.TransitionRequestInfo
-import android.window.WindowContainerToken
import android.window.WindowContainerTransaction
import com.android.internal.jank.Cuj.CUJ_DESKTOP_MODE_ENTER_APP_HANDLE_DRAG_HOLD
import com.android.internal.jank.Cuj.CUJ_DESKTOP_MODE_ENTER_APP_HANDLE_DRAG_RELEASE
@@ -55,8 +54,13 @@ import java.util.function.Supplier
* Handles the transition to enter desktop from fullscreen by dragging on the handle bar. It also
* handles the cancellation case where the task is dragged back to the status bar area in the same
* gesture.
+ *
+ * It's a base sealed class that delegates flag dependant logic to its subclasses:
+ * [DefaultDragToDesktopTransitionHandler] and [SpringDragToDesktopTransitionHandler]
+ *
+ * TODO(b/356764679): Clean up after the full flag rollout
*/
-class DragToDesktopTransitionHandler(
+sealed class DragToDesktopTransitionHandler(
private val context: Context,
private val transitions: Transitions,
private val taskDisplayAreaOrganizer: RootTaskDisplayAreaOrganizer,
@@ -64,19 +68,6 @@ class DragToDesktopTransitionHandler(
private val transactionSupplier: Supplier<SurfaceControl.Transaction>,
) : TransitionHandler {
- constructor(
- context: Context,
- transitions: Transitions,
- rootTaskDisplayAreaOrganizer: RootTaskDisplayAreaOrganizer,
- interactionJankMonitor: InteractionJankMonitor
- ) : this(
- context,
- transitions,
- rootTaskDisplayAreaOrganizer,
- interactionJankMonitor,
- Supplier { SurfaceControl.Transaction() }
- )
-
private val rectEvaluator = RectEvaluator(Rect())
private val launchHomeIntent = Intent(Intent.ACTION_MAIN).addCategory(Intent.CATEGORY_HOME)
@@ -307,24 +298,18 @@ class DragToDesktopTransitionHandler(
return false
}
- // Layering: non-wallpaper, non-home tasks excluding the dragged task go at the bottom,
- // then Home on top of that, wallpaper on top of that and finally the dragged task on top
- // of everything.
- val appLayers = info.changes.size
- val homeLayers = info.changes.size * 2
- val wallpaperLayers = info.changes.size * 3
- val dragLayer = wallpaperLayers
+ val layers = calculateStartDragToDesktopLayers(info)
val leafTaskFilter = TransitionUtil.LeafTaskFilter()
info.changes.withIndex().forEach { (i, change) ->
if (TransitionUtil.isWallpaper(change)) {
- val layer = wallpaperLayers - i
+ val layer = layers.wallpaperLayers - i
startTransaction.apply {
setLayer(change.leash, layer)
show(change.leash)
}
} else if (isHomeChange(change)) {
- state.homeToken = change.container
- val layer = homeLayers - i
+ state.homeChange = change
+ val layer = layers.homeLayers - i
startTransaction.apply {
setLayer(change.leash, layer)
show(change.leash)
@@ -338,11 +323,11 @@ class DragToDesktopTransitionHandler(
if (state.cancelState == CancelState.NO_CANCEL) {
// Normal case, split root goes to the bottom behind everything
// else.
- appLayers - i
+ layers.appLayers - i
} else {
// Cancel-early case, pretend nothing happened so split root stays
// top.
- dragLayer
+ layers.dragLayer
}
startTransaction.apply {
setLayer(change.leash, layer)
@@ -357,7 +342,7 @@ class DragToDesktopTransitionHandler(
state.draggedTaskChange = change
val bounds = change.endAbsBounds
startTransaction.apply {
- setLayer(change.leash, dragLayer)
+ setLayer(change.leash, layers.dragLayer)
setWindowCrop(change.leash, bounds.width(), bounds.height())
show(change.leash)
}
@@ -370,7 +355,7 @@ class DragToDesktopTransitionHandler(
state.otherRootChanges.add(change)
val bounds = change.endAbsBounds
startTransaction.apply {
- setLayer(change.leash, appLayers - i)
+ setLayer(change.leash, layers.appLayers - i)
setWindowCrop(change.leash, bounds.width(), bounds.height())
show(change.leash)
}
@@ -404,7 +389,7 @@ class DragToDesktopTransitionHandler(
)
val bounds = change.endAbsBounds
startTransaction.apply {
- setLayer(change.leash, dragLayer)
+ setLayer(change.leash, layers.dragLayer)
setWindowCrop(change.leash, bounds.width(), bounds.height())
show(change.leash)
}
@@ -452,6 +437,15 @@ class DragToDesktopTransitionHandler(
return true
}
+ /**
+ * Calculates start drag to desktop layers for transition [info]. The leash layer is calculated
+ * based on its change position in the transition, e.g. `appLayer = appLayers - i`, where i is
+ * the change index.
+ */
+ protected abstract fun calculateStartDragToDesktopLayers(
+ info: TransitionInfo
+ ): DragToDesktopLayers
+
override fun mergeAnimation(
transition: IBinder,
info: TransitionInfo,
@@ -483,114 +477,136 @@ class DragToDesktopTransitionHandler(
state.startTransitionFinishCb
?: error("Start transition expected to be waiting for merge but wasn't")
if (isEndTransition) {
- info.changes.withIndex().forEach { (i, change) ->
- // If we're exiting split, hide the remaining split task.
- if (
- state is TransitionState.FromSplit &&
- change.taskInfo?.taskId == state.otherSplitTask
- ) {
- t.hide(change.leash)
- startTransactionFinishT.hide(change.leash)
+ setupEndDragToDesktop(
+ info,
+ startTransaction = t,
+ finishTransaction = startTransactionFinishT
+ )
+ // Call finishCallback to merge animation before startTransitionFinishCb is called
+ finishCallback.onTransitionFinished(null /* wct */)
+ animateEndDragToDesktop(startTransaction = t, startTransitionFinishCb)
+ } else if (isCancelTransition) {
+ info.changes.forEach { change ->
+ t.show(change.leash)
+ startTransactionFinishT.show(change.leash)
+ }
+ t.apply()
+ finishCallback.onTransitionFinished(null /* wct */)
+ startTransitionFinishCb.onTransitionFinished(null /* wct */)
+ clearState()
+ }
+ }
+
+ protected open fun setupEndDragToDesktop(
+ info: TransitionInfo,
+ startTransaction: SurfaceControl.Transaction,
+ finishTransaction: SurfaceControl.Transaction
+ ) {
+ val state = requireTransitionState()
+ info.changes.forEachIndexed { i, change ->
+ when {
+ state is TransitionState.FromSplit &&
+ change.taskInfo?.taskId == state.otherSplitTask -> {
+ // If we're exiting split, hide the remaining split task.
+ startTransaction.hide(change.leash)
+ finishTransaction.hide(change.leash)
+ }
+ change.mode == TRANSIT_CLOSE -> {
+ startTransaction.hide(change.leash)
+ finishTransaction.hide(change.leash)
}
- if (change.mode == TRANSIT_CLOSE) {
- t.hide(change.leash)
- startTransactionFinishT.hide(change.leash)
- } else if (change.taskInfo?.taskId == state.draggedTaskId) {
- t.show(change.leash)
- startTransactionFinishT.show(change.leash)
+ change.taskInfo?.taskId == state.draggedTaskId -> {
+ startTransaction.show(change.leash)
+ finishTransaction.show(change.leash)
state.draggedTaskChange = change
- } else if (change.taskInfo?.windowingMode == WINDOWING_MODE_FREEFORM) {
+ }
+ change.taskInfo?.windowingMode == WINDOWING_MODE_FREEFORM -> {
// Other freeform tasks that are being restored go behind the dragged task.
val draggedTaskLeash =
state.draggedTaskChange?.leash
?: error("Expected dragged leash to be non-null")
- t.setRelativeLayer(change.leash, draggedTaskLeash, -i)
- startTransactionFinishT.setRelativeLayer(change.leash, draggedTaskLeash, -i)
+ startTransaction.setRelativeLayer(change.leash, draggedTaskLeash, -i)
+ finishTransaction.setRelativeLayer(change.leash, draggedTaskLeash, -i)
}
}
+ }
+ }
- val draggedTaskChange =
- state.draggedTaskChange
- ?: throw IllegalStateException("Expected non-null change of dragged task")
- val draggedTaskLeash = draggedTaskChange.leash
- val startBounds = draggedTaskChange.startAbsBounds
- val endBounds = draggedTaskChange.endAbsBounds
-
- // Pause any animation that may be currently playing; we will use the relevant
- // details of that animation here.
- state.dragAnimator.cancelAnimator()
- // We still apply scale to task bounds; as we animate the bounds to their
- // end value, animate scale to 1.
- val startScale = state.dragAnimator.scale
- val startPosition = state.dragAnimator.position
- val unscaledStartWidth = startBounds.width()
- val unscaledStartHeight = startBounds.height()
- val unscaledStartBounds =
- Rect(
- startPosition.x.toInt(),
- startPosition.y.toInt(),
- startPosition.x.toInt() + unscaledStartWidth,
- startPosition.y.toInt() + unscaledStartHeight
- )
+ private fun animateEndDragToDesktop(
+ startTransaction: SurfaceControl.Transaction,
+ startTransitionFinishCb: Transitions.TransitionFinishCallback
+ ) {
+ val state = requireTransitionState()
+ val draggedTaskChange =
+ state.draggedTaskChange ?: error("Expected non-null change of dragged task")
+ val draggedTaskLeash = draggedTaskChange.leash
+ val startBounds = draggedTaskChange.startAbsBounds
+ val endBounds = draggedTaskChange.endAbsBounds
- dragToDesktopStateListener?.onCommitToDesktopAnimationStart(t)
- // Accept the merge by applying the merging transaction (applied by #showResizeVeil)
- // and finish callback. Show the veil and position the task at the first frame before
- // starting the final animation.
- onTaskResizeAnimationListener.onAnimationStart(
- state.draggedTaskId,
- t,
- unscaledStartBounds
+ // Cancel any animation that may be currently playing; we will use the relevant
+ // details of that animation here.
+ state.dragAnimator.cancelAnimator()
+ // We still apply scale to task bounds; as we animate the bounds to their
+ // end value, animate scale to 1.
+ val startScale = state.dragAnimator.scale
+ val startPosition = state.dragAnimator.position
+ val unscaledStartWidth = startBounds.width()
+ val unscaledStartHeight = startBounds.height()
+ val unscaledStartBounds =
+ Rect(
+ startPosition.x.toInt(),
+ startPosition.y.toInt(),
+ startPosition.x.toInt() + unscaledStartWidth,
+ startPosition.y.toInt() + unscaledStartHeight
)
- finishCallback.onTransitionFinished(null /* wct */)
- val tx: SurfaceControl.Transaction = transactionSupplier.get()
- ValueAnimator.ofObject(rectEvaluator, unscaledStartBounds, endBounds)
- .setDuration(DRAG_TO_DESKTOP_FINISH_ANIM_DURATION_MS)
- .apply {
- addUpdateListener { animator ->
- val animBounds = animator.animatedValue as Rect
- val animFraction = animator.animatedFraction
- // Progress scale from starting value to 1 as animation plays.
- val animScale = startScale + animFraction * (1 - startScale)
- tx.apply {
- setScale(draggedTaskLeash, animScale, animScale)
- setPosition(
- draggedTaskLeash,
- animBounds.left.toFloat(),
- animBounds.top.toFloat()
- )
- setWindowCrop(draggedTaskLeash, animBounds.width(), animBounds.height())
- }
- onTaskResizeAnimationListener.onBoundsChange(
- state.draggedTaskId,
- tx,
- animBounds
+
+ dragToDesktopStateListener?.onCommitToDesktopAnimationStart(startTransaction)
+ // Accept the merge by applying the merging transaction (applied by #showResizeVeil)
+ // and finish callback. Show the veil and position the task at the first frame before
+ // starting the final animation.
+ onTaskResizeAnimationListener.onAnimationStart(
+ state.draggedTaskId,
+ startTransaction,
+ unscaledStartBounds
+ )
+ val tx: SurfaceControl.Transaction = transactionSupplier.get()
+ ValueAnimator.ofObject(rectEvaluator, unscaledStartBounds, endBounds)
+ .setDuration(DRAG_TO_DESKTOP_FINISH_ANIM_DURATION_MS)
+ .apply {
+ addUpdateListener { animator ->
+ val animBounds = animator.animatedValue as Rect
+ val animFraction = animator.animatedFraction
+ // Progress scale from starting value to 1 as animation plays.
+ val animScale = startScale + animFraction * (1 - startScale)
+ tx.apply {
+ setScale(draggedTaskLeash, animScale, animScale)
+ setPosition(
+ draggedTaskLeash,
+ animBounds.left.toFloat(),
+ animBounds.top.toFloat()
)
+ setWindowCrop(draggedTaskLeash, animBounds.width(), animBounds.height())
}
- addListener(
- object : AnimatorListenerAdapter() {
- override fun onAnimationEnd(animation: Animator) {
- onTaskResizeAnimationListener.onAnimationEnd(state.draggedTaskId)
- startTransitionFinishCb.onTransitionFinished(null /* null */)
- clearState()
- interactionJankMonitor.end(
- CUJ_DESKTOP_MODE_ENTER_APP_HANDLE_DRAG_RELEASE
- )
- }
- }
+ onTaskResizeAnimationListener.onBoundsChange(
+ state.draggedTaskId,
+ tx,
+ animBounds
)
- start()
}
- } else if (isCancelTransition) {
- info.changes.forEach { change ->
- t.show(change.leash)
- startTransactionFinishT.show(change.leash)
+ addListener(
+ object : AnimatorListenerAdapter() {
+ override fun onAnimationEnd(animation: Animator) {
+ onTaskResizeAnimationListener.onAnimationEnd(state.draggedTaskId)
+ startTransitionFinishCb.onTransitionFinished(null /* null */)
+ clearState()
+ interactionJankMonitor.end(
+ CUJ_DESKTOP_MODE_ENTER_APP_HANDLE_DRAG_RELEASE
+ )
+ }
+ }
+ )
+ start()
}
- t.apply()
- finishCallback.onTransitionFinished(null /* wct */)
- startTransitionFinishCb.onTransitionFinished(null /* wct */)
- clearState()
- }
}
override fun handleRequest(
@@ -707,7 +723,8 @@ class DragToDesktopTransitionHandler(
wct.reorder(wc, true /* toTop */)
}
}
- val homeWc = state.homeToken ?: error("Home task should be non-null before cancelling")
+ val homeWc =
+ state.homeChange?.container ?: error("Home task should be non-null before cancelling")
wct.restoreTransientOrder(homeWc)
}
@@ -731,10 +748,21 @@ class DragToDesktopTransitionHandler(
return splitScreenController.getTaskInfo(otherTaskPos)?.taskId
}
- private fun requireTransitionState(): TransitionState {
+ protected fun requireTransitionState(): TransitionState {
return transitionState ?: error("Expected non-null transition state")
}
+ /**
+ * Represents the layering (Z order) that will be given to any window based on its type during
+ * the "start" transition of the drag-to-desktop transition
+ */
+ protected data class DragToDesktopLayers(
+ val appLayers: Int,
+ val homeLayers: Int,
+ val wallpaperLayers: Int,
+ val dragLayer: Int,
+ )
+
interface DragToDesktopStateListener {
fun onCommitToDesktopAnimationStart(tx: SurfaceControl.Transaction)
@@ -748,7 +776,7 @@ class DragToDesktopTransitionHandler(
abstract var startTransitionFinishCb: Transitions.TransitionFinishCallback?
abstract var startTransitionFinishTransaction: SurfaceControl.Transaction?
abstract var cancelTransitionToken: IBinder?
- abstract var homeToken: WindowContainerToken?
+ abstract var homeChange: Change?
abstract var draggedTaskChange: Change?
abstract var cancelState: CancelState
abstract var startAborted: Boolean
@@ -760,7 +788,7 @@ class DragToDesktopTransitionHandler(
override var startTransitionFinishCb: Transitions.TransitionFinishCallback? = null,
override var startTransitionFinishTransaction: SurfaceControl.Transaction? = null,
override var cancelTransitionToken: IBinder? = null,
- override var homeToken: WindowContainerToken? = null,
+ override var homeChange: Change? = null,
override var draggedTaskChange: Change? = null,
override var cancelState: CancelState = CancelState.NO_CANCEL,
override var startAborted: Boolean = false,
@@ -774,7 +802,7 @@ class DragToDesktopTransitionHandler(
override var startTransitionFinishCb: Transitions.TransitionFinishCallback? = null,
override var startTransitionFinishTransaction: SurfaceControl.Transaction? = null,
override var cancelTransitionToken: IBinder? = null,
- override var homeToken: WindowContainerToken? = null,
+ override var homeChange: Change? = null,
override var draggedTaskChange: Change? = null,
override var cancelState: CancelState = CancelState.NO_CANCEL,
override var startAborted: Boolean = false,
@@ -800,3 +828,88 @@ class DragToDesktopTransitionHandler(
private const val DRAG_TO_DESKTOP_FINISH_ANIM_DURATION_MS = 336L
}
}
+
+/** Enables flagged rollout of the [SpringDragToDesktopTransitionHandler] */
+class DefaultDragToDesktopTransitionHandler
+@JvmOverloads
+constructor(
+ context: Context,
+ transitions: Transitions,
+ taskDisplayAreaOrganizer: RootTaskDisplayAreaOrganizer,
+ interactionJankMonitor: InteractionJankMonitor,
+ transactionSupplier: Supplier<SurfaceControl.Transaction> = Supplier {
+ SurfaceControl.Transaction()
+ },
+) :
+ DragToDesktopTransitionHandler(
+ context,
+ transitions,
+ taskDisplayAreaOrganizer,
+ interactionJankMonitor,
+ transactionSupplier
+ ) {
+
+ /**
+ * @return layers in order:
+ * - appLayers - non-wallpaper, non-home tasks excluding the dragged task go at the bottom
+ * - homeLayers - home task on top of apps
+ * - wallpaperLayers - wallpaper on top of home
+ * - dragLayer - the dragged task on top of everything, there's only 1 dragged task
+ */
+ override fun calculateStartDragToDesktopLayers(info: TransitionInfo): DragToDesktopLayers =
+ DragToDesktopLayers(
+ appLayers = info.changes.size,
+ homeLayers = info.changes.size * 2,
+ wallpaperLayers = info.changes.size * 3,
+ dragLayer = info.changes.size * 3
+ )
+}
+
+/** Desktop transition handler with spring based animation for the end drag to desktop transition */
+class SpringDragToDesktopTransitionHandler
+@JvmOverloads
+constructor(
+ context: Context,
+ transitions: Transitions,
+ taskDisplayAreaOrganizer: RootTaskDisplayAreaOrganizer,
+ interactionJankMonitor: InteractionJankMonitor,
+ transactionSupplier: Supplier<SurfaceControl.Transaction> = Supplier {
+ SurfaceControl.Transaction()
+ },
+) :
+ DragToDesktopTransitionHandler(
+ context,
+ transitions,
+ taskDisplayAreaOrganizer,
+ interactionJankMonitor,
+ transactionSupplier
+ ) {
+
+ /**
+ * @return layers in order:
+ * - appLayers - below everything z < 0, effectively hides the leash
+ * - homeLayers - home task on top of apps, z in 0..<size
+ * - wallpaperLayers - wallpaper on top of home, z in size..<size*2
+ * - dragLayer - the dragged task on top of everything, z == size*2
+ */
+ override fun calculateStartDragToDesktopLayers(info: TransitionInfo): DragToDesktopLayers =
+ DragToDesktopLayers(
+ appLayers = -1,
+ homeLayers = info.changes.size - 1,
+ wallpaperLayers = info.changes.size * 2 - 1,
+ dragLayer = info.changes.size * 2
+ )
+
+ override fun setupEndDragToDesktop(
+ info: TransitionInfo,
+ startTransaction: SurfaceControl.Transaction,
+ finishTransaction: SurfaceControl.Transaction
+ ) {
+ super.setupEndDragToDesktop(info, startTransaction, finishTransaction)
+
+ val state = requireTransitionState()
+ val homeLeash = state.homeChange?.leash ?: error("Expects home leash to be non-null")
+ // Hide home on finish to prevent flickering when wallpaper activity flag is enabled
+ finishTransaction.hide(homeLeash)
+ }
+}
diff --git a/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/desktopmode/DragToDesktopTransitionHandlerTest.kt b/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/desktopmode/DragToDesktopTransitionHandlerTest.kt
index e4e2bd216c94..baf4ffae1962 100644
--- a/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/desktopmode/DragToDesktopTransitionHandlerTest.kt
+++ b/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/desktopmode/DragToDesktopTransitionHandlerTest.kt
@@ -11,6 +11,7 @@ import android.os.IBinder
import android.testing.AndroidTestingRunner
import android.testing.TestableLooper.RunWithLooper
import android.view.SurfaceControl
+import android.view.WindowManager.TRANSIT_OPEN
import android.window.TransitionInfo
import android.window.TransitionInfo.FLAG_IS_WALLPAPER
import android.window.WindowContainerTransaction
@@ -27,6 +28,7 @@ import com.android.wm.shell.transition.Transitions.TRANSIT_DESKTOP_MODE_CANCEL_D
import com.android.wm.shell.transition.Transitions.TRANSIT_DESKTOP_MODE_END_DRAG_TO_DESKTOP
import com.android.wm.shell.transition.Transitions.TRANSIT_DESKTOP_MODE_START_DRAG_TO_DESKTOP
import com.android.wm.shell.windowdecor.MoveToDesktopAnimator
+import java.util.function.Supplier
import junit.framework.Assert.assertFalse
import org.junit.Before
import org.junit.Test
@@ -40,7 +42,6 @@ import org.mockito.kotlin.times
import org.mockito.kotlin.verify
import org.mockito.kotlin.verifyZeroInteractions
import org.mockito.kotlin.whenever
-import java.util.function.Supplier
/** Tests of [DragToDesktopTransitionHandler]. */
@SmallTest
@@ -52,17 +53,26 @@ class DragToDesktopTransitionHandlerTest : ShellTestCase() {
@Mock private lateinit var taskDisplayAreaOrganizer: RootTaskDisplayAreaOrganizer
@Mock private lateinit var splitScreenController: SplitScreenController
@Mock private lateinit var dragAnimator: MoveToDesktopAnimator
- @Mock
- private lateinit var mockInteractionJankMonitor: InteractionJankMonitor
+ @Mock private lateinit var mockInteractionJankMonitor: InteractionJankMonitor
+ @Mock private lateinit var draggedTaskLeash: SurfaceControl
+ @Mock private lateinit var homeTaskLeash: SurfaceControl
private val transactionSupplier = Supplier { mock<SurfaceControl.Transaction>() }
- private lateinit var handler: DragToDesktopTransitionHandler
+ private lateinit var defaultHandler: DragToDesktopTransitionHandler
+ private lateinit var springHandler: SpringDragToDesktopTransitionHandler
@Before
fun setUp() {
- handler =
- DragToDesktopTransitionHandler(
+ defaultHandler = DefaultDragToDesktopTransitionHandler(
+ context,
+ transitions,
+ taskDisplayAreaOrganizer,
+ mockInteractionJankMonitor,
+ transactionSupplier,
+ )
+ .apply { setSplitScreenController(splitScreenController) }
+ springHandler = SpringDragToDesktopTransitionHandler(
context,
transitions,
taskDisplayAreaOrganizer,
@@ -76,10 +86,10 @@ class DragToDesktopTransitionHandlerTest : ShellTestCase() {
fun startDragToDesktop_animateDragWhenReady() {
val task = createTask()
// Simulate transition is started.
- val transition = startDragToDesktopTransition(task, dragAnimator)
+ val transition = startDragToDesktopTransition(defaultHandler, task, dragAnimator)
// Now it's ready to animate.
- handler.startAnimation(
+ defaultHandler.startAnimation(
transition = transition,
info =
createTransitionInfo(
@@ -96,65 +106,70 @@ class DragToDesktopTransitionHandlerTest : ShellTestCase() {
@Test
fun startDragToDesktop_cancelledBeforeReady_startCancelTransition() {
- performEarlyCancel(DragToDesktopTransitionHandler.CancelState.STANDARD_CANCEL)
+ performEarlyCancel(
+ defaultHandler,
+ DragToDesktopTransitionHandler.CancelState.STANDARD_CANCEL
+ )
verify(transitions)
- .startTransition(eq(TRANSIT_DESKTOP_MODE_CANCEL_DRAG_TO_DESKTOP), any(), eq(handler))
+ .startTransition(
+ eq(TRANSIT_DESKTOP_MODE_CANCEL_DRAG_TO_DESKTOP),
+ any(),
+ eq(defaultHandler)
+ )
}
@Test
fun startDragToDesktop_cancelledBeforeReady_verifySplitLeftCancel() {
- performEarlyCancel(DragToDesktopTransitionHandler.CancelState.CANCEL_SPLIT_LEFT)
- verify(splitScreenController).requestEnterSplitSelect(
- any(),
- any(),
- eq(SPLIT_POSITION_TOP_OR_LEFT),
- any()
+ performEarlyCancel(
+ defaultHandler,
+ DragToDesktopTransitionHandler.CancelState.CANCEL_SPLIT_LEFT
)
+ verify(splitScreenController)
+ .requestEnterSplitSelect(any(), any(), eq(SPLIT_POSITION_TOP_OR_LEFT), any())
}
@Test
fun startDragToDesktop_cancelledBeforeReady_verifySplitRightCancel() {
- performEarlyCancel(DragToDesktopTransitionHandler.CancelState.CANCEL_SPLIT_RIGHT)
- verify(splitScreenController).requestEnterSplitSelect(
- any(),
- any(),
- eq(SPLIT_POSITION_BOTTOM_OR_RIGHT),
- any()
+ performEarlyCancel(
+ defaultHandler,
+ DragToDesktopTransitionHandler.CancelState.CANCEL_SPLIT_RIGHT
)
+ verify(splitScreenController)
+ .requestEnterSplitSelect(any(), any(), eq(SPLIT_POSITION_BOTTOM_OR_RIGHT), any())
}
@Test
fun startDragToDesktop_aborted_finishDropped() {
val task = createTask()
// Simulate transition is started.
- val transition = startDragToDesktopTransition(task, dragAnimator)
+ val transition = startDragToDesktopTransition(defaultHandler, task, dragAnimator)
// But the transition was aborted.
- handler.onTransitionConsumed(transition, aborted = true, mock())
+ defaultHandler.onTransitionConsumed(transition, aborted = true, mock())
// Attempt to finish the failed drag start.
- handler.finishDragToDesktopTransition(WindowContainerTransaction())
+ defaultHandler.finishDragToDesktopTransition(WindowContainerTransaction())
// Should not be attempted and state should be reset.
verify(transitions, never())
- .startTransition(eq(TRANSIT_DESKTOP_MODE_END_DRAG_TO_DESKTOP), any(), any())
- assertFalse(handler.inProgress)
+ .startTransition(eq(TRANSIT_DESKTOP_MODE_END_DRAG_TO_DESKTOP), any(), any())
+ assertFalse(defaultHandler.inProgress)
}
@Test
fun startDragToDesktop_aborted_cancelDropped() {
val task = createTask()
// Simulate transition is started.
- val transition = startDragToDesktopTransition(task, dragAnimator)
+ val transition = startDragToDesktopTransition(defaultHandler, task, dragAnimator)
// But the transition was aborted.
- handler.onTransitionConsumed(transition, aborted = true, mock())
+ defaultHandler.onTransitionConsumed(transition, aborted = true, mock())
// Attempt to finish the failed drag start.
- handler.cancelDragToDesktopTransition(
+ defaultHandler.cancelDragToDesktopTransition(
DragToDesktopTransitionHandler.CancelState.STANDARD_CANCEL
)
// Should not be attempted and state should be reset.
- assertFalse(handler.inProgress)
+ assertFalse(defaultHandler.inProgress)
}
@Test
@@ -162,23 +177,24 @@ class DragToDesktopTransitionHandlerTest : ShellTestCase() {
val task = createTask()
// Simulate attempt to start two drag to desktop transitions.
- startDragToDesktopTransition(task, dragAnimator)
- startDragToDesktopTransition(task, dragAnimator)
+ startDragToDesktopTransition(defaultHandler, task, dragAnimator)
+ startDragToDesktopTransition(defaultHandler, task, dragAnimator)
// Verify transition only started once.
- verify(transitions, times(1)).startTransition(
+ verify(transitions, times(1))
+ .startTransition(
eq(TRANSIT_DESKTOP_MODE_START_DRAG_TO_DESKTOP),
any(),
- eq(handler)
- )
+ eq(defaultHandler)
+ )
}
@Test
fun cancelDragToDesktop_startWasReady_cancel() {
- startDrag()
+ startDrag(defaultHandler)
// Then user cancelled after it had already started.
- handler.cancelDragToDesktopTransition(
+ defaultHandler.cancelDragToDesktopTransition(
DragToDesktopTransitionHandler.CancelState.STANDARD_CANCEL
)
@@ -188,48 +204,40 @@ class DragToDesktopTransitionHandlerTest : ShellTestCase() {
@Test
fun cancelDragToDesktop_splitLeftCancelType_splitRequested() {
- startDrag()
+ startDrag(defaultHandler)
// Then user cancelled it, requesting split.
- handler.cancelDragToDesktopTransition(
+ defaultHandler.cancelDragToDesktopTransition(
DragToDesktopTransitionHandler.CancelState.CANCEL_SPLIT_LEFT
)
// Verify the request went through split controller.
- verify(splitScreenController).requestEnterSplitSelect(
- any(),
- any(),
- eq(SPLIT_POSITION_TOP_OR_LEFT),
- any()
- )
+ verify(splitScreenController)
+ .requestEnterSplitSelect(any(), any(), eq(SPLIT_POSITION_TOP_OR_LEFT), any())
}
@Test
fun cancelDragToDesktop_splitRightCancelType_splitRequested() {
- startDrag()
+ startDrag(defaultHandler)
// Then user cancelled it, requesting split.
- handler.cancelDragToDesktopTransition(
+ defaultHandler.cancelDragToDesktopTransition(
DragToDesktopTransitionHandler.CancelState.CANCEL_SPLIT_RIGHT
)
// Verify the request went through split controller.
- verify(splitScreenController).requestEnterSplitSelect(
- any(),
- any(),
- eq(SPLIT_POSITION_BOTTOM_OR_RIGHT),
- any()
- )
+ verify(splitScreenController)
+ .requestEnterSplitSelect(any(), any(), eq(SPLIT_POSITION_BOTTOM_OR_RIGHT), any())
}
@Test
fun cancelDragToDesktop_startWasNotReady_animateCancel() {
val task = createTask()
// Simulate transition is started and is ready to animate.
- startDragToDesktopTransition(task, dragAnimator)
+ startDragToDesktopTransition(defaultHandler, task, dragAnimator)
// Then user cancelled before the transition was ready and animated.
- handler.cancelDragToDesktopTransition(
+ defaultHandler.cancelDragToDesktopTransition(
DragToDesktopTransitionHandler.CancelState.STANDARD_CANCEL
)
@@ -240,50 +248,138 @@ class DragToDesktopTransitionHandlerTest : ShellTestCase() {
@Test
fun cancelDragToDesktop_transitionNotInProgress_dropCancel() {
// Then cancel is called before the transition was started.
- handler.cancelDragToDesktopTransition(
+ defaultHandler.cancelDragToDesktopTransition(
DragToDesktopTransitionHandler.CancelState.STANDARD_CANCEL
)
// Verify cancel is dropped.
- verify(transitions, never()).startTransition(
+ verify(transitions, never())
+ .startTransition(
eq(TRANSIT_DESKTOP_MODE_CANCEL_DRAG_TO_DESKTOP),
any(),
- eq(handler)
- )
+ eq(defaultHandler)
+ )
}
@Test
fun finishDragToDesktop_transitionNotInProgress_dropFinish() {
// Then finish is called before the transition was started.
- handler.finishDragToDesktopTransition(WindowContainerTransaction())
+ defaultHandler.finishDragToDesktopTransition(WindowContainerTransaction())
// Verify finish is dropped.
- verify(transitions, never()).startTransition(
+ verify(transitions, never())
+ .startTransition(
eq(TRANSIT_DESKTOP_MODE_END_DRAG_TO_DESKTOP),
any(),
- eq(handler)
+ eq(defaultHandler)
+ )
+ }
+
+ @Test
+ fun mergeAnimation_otherTransition_doesNotMerge() {
+ val transaction = mock<SurfaceControl.Transaction>()
+ val finishCallback = mock<Transitions.TransitionFinishCallback>()
+ val task = createTask()
+
+ startDrag(defaultHandler, task)
+ defaultHandler.mergeAnimation(
+ transition = mock(),
+ info = createTransitionInfo(type = TRANSIT_OPEN, draggedTask = task),
+ t = transaction,
+ mergeTarget = mock(),
+ finishCallback = finishCallback
)
+
+ // Should NOT have any transaction changes
+ verifyZeroInteractions(transaction)
+ // Should NOT merge animation
+ verify(finishCallback, never()).onTransitionFinished(any())
}
- private fun startDrag() {
+ @Test
+ fun mergeAnimation_endTransition_mergesAnimation() {
+ val playingFinishTransaction = mock<SurfaceControl.Transaction>()
+ val mergedStartTransaction = mock<SurfaceControl.Transaction>()
+ val finishCallback = mock<Transitions.TransitionFinishCallback>()
val task = createTask()
+ val startTransition =
+ startDrag(defaultHandler, task, finishTransaction = playingFinishTransaction)
+ defaultHandler.setOnTaskResizeAnimatorListener(mock())
+
+ defaultHandler.mergeAnimation(
+ transition = mock(),
+ info =
+ createTransitionInfo(
+ type = TRANSIT_DESKTOP_MODE_END_DRAG_TO_DESKTOP,
+ draggedTask = task
+ ),
+ t = mergedStartTransaction,
+ mergeTarget = startTransition,
+ finishCallback = finishCallback
+ )
+
+ // Should show dragged task layer in start and finish transaction
+ verify(mergedStartTransaction).show(draggedTaskLeash)
+ verify(playingFinishTransaction).show(draggedTaskLeash)
+ // Should merge animation
+ verify(finishCallback).onTransitionFinished(null)
+ }
+
+ @Test
+ fun mergeAnimation_endTransition_springHandler_hidesHome() {
+ val playingFinishTransaction = mock<SurfaceControl.Transaction>()
+ val mergedStartTransaction = mock<SurfaceControl.Transaction>()
+ val finishCallback = mock<Transitions.TransitionFinishCallback>()
+ val task = createTask()
+ val startTransition =
+ startDrag(springHandler, task, finishTransaction = playingFinishTransaction)
+ springHandler.setOnTaskResizeAnimatorListener(mock())
+
+ springHandler.mergeAnimation(
+ transition = mock(),
+ info =
+ createTransitionInfo(
+ type = TRANSIT_DESKTOP_MODE_END_DRAG_TO_DESKTOP,
+ draggedTask = task
+ ),
+ t = mergedStartTransaction,
+ mergeTarget = startTransition,
+ finishCallback = finishCallback
+ )
+
+ // Should show dragged task layer in start and finish transaction
+ verify(mergedStartTransaction).show(draggedTaskLeash)
+ verify(playingFinishTransaction).show(draggedTaskLeash)
+ // Should hide home task leash in finish transaction
+ verify(playingFinishTransaction).hide(homeTaskLeash)
+ // Should merge animation
+ verify(finishCallback).onTransitionFinished(null)
+ }
+
+ private fun startDrag(
+ handler: DragToDesktopTransitionHandler,
+ task: RunningTaskInfo = createTask(),
+ finishTransaction: SurfaceControl.Transaction = mock()
+ ): IBinder {
whenever(dragAnimator.position).thenReturn(PointF())
// Simulate transition is started and is ready to animate.
- val transition = startDragToDesktopTransition(task, dragAnimator)
+ val transition = startDragToDesktopTransition(handler, task, dragAnimator)
handler.startAnimation(
transition = transition,
info =
- createTransitionInfo(
- type = TRANSIT_DESKTOP_MODE_START_DRAG_TO_DESKTOP,
- draggedTask = task
- ),
+ createTransitionInfo(
+ type = TRANSIT_DESKTOP_MODE_START_DRAG_TO_DESKTOP,
+ draggedTask = task
+ ),
startTransaction = mock(),
- finishTransaction = mock(),
+ finishTransaction = finishTransaction,
finishCallback = {}
)
+ return transition
}
private fun startDragToDesktopTransition(
+ handler: DragToDesktopTransitionHandler,
task: RunningTaskInfo,
dragAnimator: MoveToDesktopAnimator
): IBinder {
@@ -300,20 +396,23 @@ class DragToDesktopTransitionHandlerTest : ShellTestCase() {
return token
}
- private fun performEarlyCancel(cancelState: DragToDesktopTransitionHandler.CancelState) {
+ private fun performEarlyCancel(
+ handler: DragToDesktopTransitionHandler,
+ cancelState: DragToDesktopTransitionHandler.CancelState
+ ) {
val task = createTask()
// Simulate transition is started and is ready to animate.
- val transition = startDragToDesktopTransition(task, dragAnimator)
+ val transition = startDragToDesktopTransition(handler, task, dragAnimator)
handler.cancelDragToDesktopTransition(cancelState)
handler.startAnimation(
transition = transition,
info =
- createTransitionInfo(
- type = TRANSIT_DESKTOP_MODE_START_DRAG_TO_DESKTOP,
- draggedTask = task
- ),
+ createTransitionInfo(
+ type = TRANSIT_DESKTOP_MODE_START_DRAG_TO_DESKTOP,
+ draggedTask = task
+ ),
startTransaction = mock(),
finishTransaction = mock(),
finishCallback = {}
@@ -340,7 +439,7 @@ class DragToDesktopTransitionHandlerTest : ShellTestCase() {
private fun createTransitionInfo(type: Int, draggedTask: RunningTaskInfo): TransitionInfo {
return TransitionInfo(type, 0 /* flags */).apply {
addChange( // Home.
- TransitionInfo.Change(mock(), mock()).apply {
+ TransitionInfo.Change(mock(), homeTaskLeash).apply {
parent = null
taskInfo =
TestRunningTaskInfoBuilder().setActivityType(ACTIVITY_TYPE_HOME).build()
@@ -348,7 +447,7 @@ class DragToDesktopTransitionHandlerTest : ShellTestCase() {
}
)
addChange( // Dragged Task.
- TransitionInfo.Change(mock(), mock()).apply {
+ TransitionInfo.Change(mock(), draggedTaskLeash).apply {
parent = null
taskInfo = draggedTask
}