Merge "Allow Full Screen Glanceable Hub Swipe Entry on Lockscreen." into main

12 files changed, 371 insertions, 36 deletions

diff --git a/packages/SystemUI/aconfig/systemui.aconfig b/packages/SystemUI/aconfig/systemui.aconfig
index dcca8455fe41..63a52d624ca7 100644
--- a/packages/SystemUI/aconfig/systemui.aconfig
+++ b/packages/SystemUI/aconfig/systemui.aconfig
@@ -990,6 +990,13 @@ flag {
 }
 
 flag {
+  name: "glanceable_hub_fullscreen_swipe"
+  namespace: "systemui"
+  description: "Increase swipe area for gestures to bring in glanceable hub"
+  bug: "339665673"
+}
+
+flag {
   name: "glanceable_hub_shortcut_button"
   namespace: "systemui"
   description: "Shows a button over the dream and lock screen to open the glanceable hub"
diff --git a/packages/SystemUI/compose/features/src/com/android/systemui/communal/ui/compose/CommunalContainer.kt b/packages/SystemUI/compose/features/src/com/android/systemui/communal/ui/compose/CommunalContainer.kt
index feb1f5b17bef..a90f82eda1af 100644
--- a/packages/SystemUI/compose/features/src/com/android/systemui/communal/ui/compose/CommunalContainer.kt
+++ b/packages/SystemUI/compose/features/src/com/android/systemui/communal/ui/compose/CommunalContainer.kt
@@ -21,6 +21,8 @@ import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.res.dimensionResource
 import androidx.compose.ui.unit.dp
 import androidx.lifecycle.compose.collectAsStateWithLifecycle
+import com.android.compose.animation.scene.CommunalSwipeDetector
+import com.android.compose.animation.scene.DefaultSwipeDetector
 import com.android.compose.animation.scene.Edge
 import com.android.compose.animation.scene.ElementKey
 import com.android.compose.animation.scene.ElementMatcher
@@ -35,6 +37,7 @@ import com.android.compose.animation.scene.SwipeDirection
 import com.android.compose.animation.scene.observableTransitionState
 import com.android.compose.animation.scene.transitions
 import com.android.systemui.Flags
+import com.android.systemui.Flags.glanceableHubFullscreenSwipe
 import com.android.systemui.communal.shared.model.CommunalScenes
 import com.android.systemui.communal.shared.model.CommunalTransitionKeys
 import com.android.systemui.communal.ui.compose.extensions.allowGestures
@@ -108,6 +111,8 @@ fun CommunalContainer(
         )
     }
 
+    val detector = remember { CommunalSwipeDetector() }
+
     DisposableEffect(state) {
         val dataSource = SceneTransitionLayoutDataSource(state, coroutineScope)
         dataSourceDelegator.setDelegate(dataSource)
@@ -121,13 +126,25 @@ fun CommunalContainer(
         onDispose { viewModel.setTransitionState(null) }
     }
 
+    val swipeSourceDetector =
+        if (glanceableHubFullscreenSwipe()) {
+            detector
+        } else {
+            FixedSizeEdgeDetector(dimensionResource(id = R.dimen.communal_gesture_initiation_width))
+        }
+
+    val swipeDetector =
+        if (glanceableHubFullscreenSwipe()) {
+            detector
+        } else {
+            DefaultSwipeDetector
+        }
+
     SceneTransitionLayout(
         state = state,
         modifier = modifier.fillMaxSize(),
-        swipeSourceDetector =
-            FixedSizeEdgeDetector(
-                dimensionResource(id = R.dimen.communal_gesture_initiation_width)
-            ),
+        swipeSourceDetector = swipeSourceDetector,
+        swipeDetector = swipeDetector,
     ) {
         scene(
             CommunalScenes.Blank,
diff --git a/packages/SystemUI/compose/scene/src/com/android/compose/animation/scene/CommunalSwipeDetector.kt b/packages/SystemUI/compose/scene/src/com/android/compose/animation/scene/CommunalSwipeDetector.kt
new file mode 100644
index 000000000000..7be34cabfaf8
--- /dev/null
+++ b/packages/SystemUI/compose/scene/src/com/android/compose/animation/scene/CommunalSwipeDetector.kt
@@ -0,0 +1,56 @@
+/*
+ * 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.compose.animation.scene
+
+import androidx.compose.foundation.gestures.Orientation
+import androidx.compose.ui.input.pointer.PointerInputChange
+import androidx.compose.ui.input.pointer.positionChange
+import androidx.compose.ui.unit.Density
+import androidx.compose.ui.unit.IntOffset
+import androidx.compose.ui.unit.IntSize
+import kotlin.math.abs
+
+private const val TRAVEL_RATIO_THRESHOLD = .5f
+
+/**
+ * {@link CommunalSwipeDetector} provides an implementation of {@link SwipeDetector} and {@link
+ * SwipeSourceDetector} to enable fullscreen swipe handling to transition to and from the glanceable
+ * hub.
+ */
+class CommunalSwipeDetector(private var lastDirection: SwipeSource? = null) :
+    SwipeSourceDetector, SwipeDetector {
+    override fun source(
+        layoutSize: IntSize,
+        position: IntOffset,
+        density: Density,
+        orientation: Orientation
+    ): SwipeSource? {
+        return lastDirection
+    }
+
+    override fun detectSwipe(change: PointerInputChange): Boolean {
+        if (change.positionChange().x > 0) {
+            lastDirection = Edge.Left
+        } else {
+            lastDirection = Edge.Right
+        }
+
+        // Determine whether the ratio of the distance traveled horizontally to the distance
+        // traveled vertically exceeds the threshold.
+        return abs(change.positionChange().x / change.positionChange().y) > TRAVEL_RATIO_THRESHOLD
+    }
+}
diff --git a/packages/SystemUI/compose/scene/src/com/android/compose/animation/scene/MultiPointerDraggable.kt b/packages/SystemUI/compose/scene/src/com/android/compose/animation/scene/MultiPointerDraggable.kt
index 0fc0053ce4a1..3cc8431cd87e 100644
--- a/packages/SystemUI/compose/scene/src/com/android/compose/animation/scene/MultiPointerDraggable.kt
+++ b/packages/SystemUI/compose/scene/src/com/android/compose/animation/scene/MultiPointerDraggable.kt
@@ -72,6 +72,7 @@ internal fun Modifier.multiPointerDraggable(
     enabled: () -> Boolean,
     startDragImmediately: (startedPosition: Offset) -> Boolean,
     onDragStarted: (startedPosition: Offset, overSlop: Float, pointersDown: Int) -> DragController,
+    swipeDetector: SwipeDetector = DefaultSwipeDetector,
 ): Modifier =
     this.then(
         MultiPointerDraggableElement(
@@ -79,6 +80,7 @@ internal fun Modifier.multiPointerDraggable(
             enabled,
             startDragImmediately,
             onDragStarted,
+            swipeDetector,
         )
     )
 
@@ -88,6 +90,7 @@ private data class MultiPointerDraggableElement(
     private val startDragImmediately: (startedPosition: Offset) -> Boolean,
     private val onDragStarted:
         (startedPosition: Offset, overSlop: Float, pointersDown: Int) -> DragController,
+    private val swipeDetector: SwipeDetector,
 ) : ModifierNodeElement<MultiPointerDraggableNode>() {
     override fun create(): MultiPointerDraggableNode =
         MultiPointerDraggableNode(
@@ -95,6 +98,7 @@ private data class MultiPointerDraggableElement(
             enabled = enabled,
             startDragImmediately = startDragImmediately,
             onDragStarted = onDragStarted,
+            swipeDetector = swipeDetector,
         )
 
     override fun update(node: MultiPointerDraggableNode) {
@@ -102,6 +106,7 @@ private data class MultiPointerDraggableElement(
         node.enabled = enabled
         node.startDragImmediately = startDragImmediately
         node.onDragStarted = onDragStarted
+        node.swipeDetector = swipeDetector
     }
 }
 
@@ -111,6 +116,7 @@ internal class MultiPointerDraggableNode(
     var startDragImmediately: (startedPosition: Offset) -> Boolean,
     var onDragStarted:
         (startedPosition: Offset, overSlop: Float, pointersDown: Int) -> DragController,
+    var swipeDetector: SwipeDetector = DefaultSwipeDetector,
 ) :
     PointerInputModifierNode,
     DelegatingNode(),
@@ -199,6 +205,7 @@ internal class MultiPointerDraggableNode(
                             onDragCancel = { controller ->
                                 controller.onStop(velocity = 0f, canChangeScene = true)
                             },
+                            swipeDetector = swipeDetector
                         )
                     } catch (exception: CancellationException) {
                         // If the coroutine scope is active, we can just restart the drag cycle.
@@ -226,7 +233,8 @@ internal class MultiPointerDraggableNode(
             (startedPosition: Offset, overSlop: Float, pointersDown: Int) -> DragController,
         onDrag: (controller: DragController, change: PointerInputChange, dragAmount: Float) -> Unit,
         onDragEnd: (controller: DragController) -> Unit,
-        onDragCancel: (controller: DragController) -> Unit
+        onDragCancel: (controller: DragController) -> Unit,
+        swipeDetector: SwipeDetector,
     ) {
         // Wait for a consumable event in [PointerEventPass.Main] pass
         val consumablePointer = awaitConsumableEvent().changes.first()
@@ -238,8 +246,10 @@ internal class MultiPointerDraggableNode(
                 consumablePointer
             } else {
                 val onSlopReached = { change: PointerInputChange, over: Float ->
-                    change.consume()
-                    overSlop = over
+                    if (swipeDetector.detectSwipe(change)) {
+                        change.consume()
+                        overSlop = over
+                    }
                 }
 
                 // TODO(b/291055080): Replace by await[Orientation]PointerSlopOrCancellation once it
diff --git a/packages/SystemUI/compose/scene/src/com/android/compose/animation/scene/SceneTransitionLayout.kt b/packages/SystemUI/compose/scene/src/com/android/compose/animation/scene/SceneTransitionLayout.kt
index 11e711ace971..cf8c5841f797 100644
--- a/packages/SystemUI/compose/scene/src/com/android/compose/animation/scene/SceneTransitionLayout.kt
+++ b/packages/SystemUI/compose/scene/src/com/android/compose/animation/scene/SceneTransitionLayout.kt
@@ -55,6 +55,7 @@ fun SceneTransitionLayout(
     state: SceneTransitionLayoutState,
     modifier: Modifier = Modifier,
     swipeSourceDetector: SwipeSourceDetector = DefaultEdgeDetector,
+    swipeDetector: SwipeDetector = DefaultSwipeDetector,
     @FloatRange(from = 0.0, to = 0.5) transitionInterceptionThreshold: Float = 0f,
     scenes: SceneTransitionLayoutScope.() -> Unit,
 ) {
@@ -62,6 +63,7 @@ fun SceneTransitionLayout(
         state,
         modifier,
         swipeSourceDetector,
+        swipeDetector,
         transitionInterceptionThreshold,
         onLayoutImpl = null,
         scenes,
@@ -95,6 +97,7 @@ fun SceneTransitionLayout(
     transitions: SceneTransitions,
     modifier: Modifier = Modifier,
     swipeSourceDetector: SwipeSourceDetector = DefaultEdgeDetector,
+    swipeDetector: SwipeDetector = DefaultSwipeDetector,
     @FloatRange(from = 0.0, to = 0.5) transitionInterceptionThreshold: Float = 0f,
     enableInterruptions: Boolean = DEFAULT_INTERRUPTIONS_ENABLED,
     scenes: SceneTransitionLayoutScope.() -> Unit,
@@ -111,6 +114,7 @@ fun SceneTransitionLayout(
         state,
         modifier,
         swipeSourceDetector,
+        swipeDetector,
         transitionInterceptionThreshold,
         scenes,
     )
@@ -467,6 +471,7 @@ internal fun SceneTransitionLayoutForTesting(
     state: SceneTransitionLayoutState,
     modifier: Modifier = Modifier,
     swipeSourceDetector: SwipeSourceDetector = DefaultEdgeDetector,
+    swipeDetector: SwipeDetector = DefaultSwipeDetector,
     transitionInterceptionThreshold: Float = 0f,
     onLayoutImpl: ((SceneTransitionLayoutImpl) -> Unit)? = null,
     scenes: SceneTransitionLayoutScope.() -> Unit,
@@ -502,5 +507,5 @@ internal fun SceneTransitionLayoutForTesting(
         layoutImpl.transitionInterceptionThreshold = transitionInterceptionThreshold
     }
 
-    layoutImpl.Content(modifier)
+    layoutImpl.Content(modifier, swipeDetector)
 }
diff --git a/packages/SystemUI/compose/scene/src/com/android/compose/animation/scene/SceneTransitionLayoutImpl.kt b/packages/SystemUI/compose/scene/src/com/android/compose/animation/scene/SceneTransitionLayoutImpl.kt
index 7856498aa365..c614265e2ae1 100644
--- a/packages/SystemUI/compose/scene/src/com/android/compose/animation/scene/SceneTransitionLayoutImpl.kt
+++ b/packages/SystemUI/compose/scene/src/com/android/compose/animation/scene/SceneTransitionLayoutImpl.kt
@@ -185,14 +185,14 @@ internal class SceneTransitionLayoutImpl(
     }
 
     @Composable
-    internal fun Content(modifier: Modifier) {
+    internal fun Content(modifier: Modifier, swipeDetector: SwipeDetector) {
         Box(
             modifier
                 // Handle horizontal and vertical swipes on this layout.
                 // Note: order here is important and will give a slight priority to the vertical
                 // swipes.
-                .swipeToScene(horizontalDraggableHandler)
-                .swipeToScene(verticalDraggableHandler)
+                .swipeToScene(horizontalDraggableHandler, swipeDetector)
+                .swipeToScene(verticalDraggableHandler, swipeDetector)
                 .then(LayoutElement(layoutImpl = this))
         ) {
             LookaheadScope {
diff --git a/packages/SystemUI/compose/scene/src/com/android/compose/animation/scene/SwipeDetector.kt b/packages/SystemUI/compose/scene/src/com/android/compose/animation/scene/SwipeDetector.kt
new file mode 100644
index 000000000000..54ee78366875
--- /dev/null
+++ b/packages/SystemUI/compose/scene/src/com/android/compose/animation/scene/SwipeDetector.kt
@@ -0,0 +1,40 @@
+/*
+ * 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.compose.animation.scene
+
+import androidx.compose.runtime.Stable
+import androidx.compose.ui.input.pointer.PointerInputChange
+
+/** {@link SwipeDetector} helps determine whether a swipe gestured has occurred. */
+@Stable
+interface SwipeDetector {
+    /**
+     * Invoked on changes to pointer input. Returns {@code true} if a swipe has been recognized,
+     * {@code false} otherwise.
+     */
+    fun detectSwipe(change: PointerInputChange): Boolean
+}
+
+val DefaultSwipeDetector = PassthroughSwipeDetector()
+
+/** An {@link SwipeDetector} implementation that recognizes a swipe on any input. */
+class PassthroughSwipeDetector : SwipeDetector {
+    override fun detectSwipe(change: PointerInputChange): Boolean {
+        // Simply accept all changes as a swipe
+        return true
+    }
+}
diff --git a/packages/SystemUI/compose/scene/src/com/android/compose/animation/scene/SwipeToScene.kt b/packages/SystemUI/compose/scene/src/com/android/compose/animation/scene/SwipeToScene.kt
index b618369c2369..171e2430c004 100644
--- a/packages/SystemUI/compose/scene/src/com/android/compose/animation/scene/SwipeToScene.kt
+++ b/packages/SystemUI/compose/scene/src/com/android/compose/animation/scene/SwipeToScene.kt
@@ -31,14 +31,18 @@ import androidx.compose.ui.unit.IntSize
  * Configures the swipeable behavior of a [SceneTransitionLayout] depending on the current state.
  */
 @Stable
-internal fun Modifier.swipeToScene(draggableHandler: DraggableHandlerImpl): Modifier {
-    return this.then(SwipeToSceneElement(draggableHandler))
+internal fun Modifier.swipeToScene(
+    draggableHandler: DraggableHandlerImpl,
+    swipeDetector: SwipeDetector
+): Modifier {
+    return this.then(SwipeToSceneElement(draggableHandler, swipeDetector))
 }
 
 private data class SwipeToSceneElement(
     val draggableHandler: DraggableHandlerImpl,
+    val swipeDetector: SwipeDetector
 ) : ModifierNodeElement<SwipeToSceneNode>() {
-    override fun create(): SwipeToSceneNode = SwipeToSceneNode(draggableHandler)
+    override fun create(): SwipeToSceneNode = SwipeToSceneNode(draggableHandler, swipeDetector)
 
     override fun update(node: SwipeToSceneNode) {
         node.draggableHandler = draggableHandler
@@ -47,6 +51,7 @@ private data class SwipeToSceneElement(
 
 private class SwipeToSceneNode(
     draggableHandler: DraggableHandlerImpl,
+    swipeDetector: SwipeDetector,
 ) : DelegatingNode(), PointerInputModifierNode {
     private val delegate =
         delegate(
@@ -55,6 +60,7 @@ private class SwipeToSceneNode(
                 enabled = ::enabled,
                 startDragImmediately = ::startDragImmediately,
                 onDragStarted = draggableHandler::onDragStarted,
+                swipeDetector = swipeDetector,
             )
         )
 
diff --git a/packages/SystemUI/compose/scene/tests/src/com/android/compose/animation/scene/MultiPointerDraggableTest.kt b/packages/SystemUI/compose/scene/tests/src/com/android/compose/animation/scene/MultiPointerDraggableTest.kt
index aa6d1130fc2a..4bb643f8b89e 100644
--- a/packages/SystemUI/compose/scene/tests/src/com/android/compose/animation/scene/MultiPointerDraggableTest.kt
+++ b/packages/SystemUI/compose/scene/tests/src/com/android/compose/animation/scene/MultiPointerDraggableTest.kt
@@ -30,6 +30,7 @@ import androidx.compose.ui.geometry.Offset
 import androidx.compose.ui.geometry.Size
 import androidx.compose.ui.input.pointer.AwaitPointerEventScope
 import androidx.compose.ui.input.pointer.PointerEventPass
+import androidx.compose.ui.input.pointer.PointerInputChange
 import androidx.compose.ui.input.pointer.pointerInput
 import androidx.compose.ui.platform.LocalDensity
 import androidx.compose.ui.platform.LocalViewConfiguration
@@ -346,4 +347,69 @@ class MultiPointerDraggableTest {
         continueDraggingDown()
         assertThat(stopped).isTrue()
     }
+
+    @Test
+    fun multiPointerSwipeDetectorInteraction() {
+        val size = 200f
+        val middle = Offset(size / 2f, size / 2f)
+
+        var started = false
+
+        var capturedChange: PointerInputChange? = null
+        var swipeConsume = false
+
+        var touchSlop = 0f
+        rule.setContent {
+            touchSlop = LocalViewConfiguration.current.touchSlop
+            Box(
+                Modifier.size(with(LocalDensity.current) { Size(size, size).toDpSize() })
+                    .multiPointerDraggable(
+                        orientation = Orientation.Vertical,
+                        enabled = { true },
+                        startDragImmediately = { false },
+                        swipeDetector =
+                            object : SwipeDetector {
+                                override fun detectSwipe(change: PointerInputChange): Boolean {
+                                    capturedChange = change
+                                    return swipeConsume
+                                }
+                            },
+                        onDragStarted = { _, _, _ ->
+                            started = true
+                            object : DragController {
+                                override fun onDrag(delta: Float) {}
+
+                                override fun onStop(velocity: Float, canChangeScene: Boolean) {}
+                            }
+                        },
+                    )
+            ) {}
+        }
+
+        fun startDraggingDown() {
+            rule.onRoot().performTouchInput {
+                down(middle)
+                moveBy(Offset(0f, touchSlop))
+            }
+        }
+
+        fun continueDraggingDown() {
+            rule.onRoot().performTouchInput { moveBy(Offset(0f, touchSlop)) }
+        }
+
+        startDraggingDown()
+        assertThat(capturedChange).isNotNull()
+        capturedChange = null
+        assertThat(started).isFalse()
+
+        swipeConsume = true
+        continueDraggingDown()
+        assertThat(capturedChange).isNotNull()
+        capturedChange = null
+
+        continueDraggingDown()
+        assertThat(capturedChange).isNull()
+
+        assertThat(started).isTrue()
+    }
 }
diff --git a/packages/SystemUI/src/com/android/systemui/shade/GlanceableHubContainerController.kt b/packages/SystemUI/src/com/android/systemui/shade/GlanceableHubContainerController.kt
index 1d8b7e5b6155..bf0843b8fa4e 100644
--- a/packages/SystemUI/src/com/android/systemui/shade/GlanceableHubContainerController.kt
+++ b/packages/SystemUI/src/com/android/systemui/shade/GlanceableHubContainerController.kt
@@ -20,10 +20,12 @@ import android.content.Context
 import android.graphics.Rect
 import android.os.PowerManager
 import android.os.SystemClock
+import android.util.ArraySet
 import android.view.GestureDetector
 import android.view.MotionEvent
 import android.view.View
 import android.view.ViewGroup
+import android.widget.FrameLayout
 import androidx.activity.OnBackPressedDispatcher
 import androidx.activity.OnBackPressedDispatcherOwner
 import androidx.activity.setViewTreeOnBackPressedDispatcherOwner
@@ -35,6 +37,7 @@ import androidx.lifecycle.lifecycleScope
 import androidx.lifecycle.repeatOnLifecycle
 import com.android.compose.theme.PlatformTheme
 import com.android.internal.annotations.VisibleForTesting
+import com.android.systemui.Flags.glanceableHubFullscreenSwipe
 import com.android.systemui.ambient.touch.TouchMonitor
 import com.android.systemui.ambient.touch.dagger.AmbientTouchComponent
 import com.android.systemui.communal.dagger.Communal
@@ -52,10 +55,12 @@ import com.android.systemui.res.R
 import com.android.systemui.scene.shared.flag.SceneContainerFlag
 import com.android.systemui.scene.shared.model.SceneDataSourceDelegator
 import com.android.systemui.shade.domain.interactor.ShadeInteractor
+import com.android.systemui.statusbar.notification.stack.NotificationStackScrollLayoutController
 import com.android.systemui.util.kotlin.BooleanFlowOperators.allOf
 import com.android.systemui.util.kotlin.BooleanFlowOperators.anyOf
 import com.android.systemui.util.kotlin.BooleanFlowOperators.not
 import com.android.systemui.util.kotlin.collectFlow
+import java.util.function.Consumer
 import javax.inject.Inject
 import kotlinx.coroutines.flow.Flow
 import kotlinx.coroutines.launch
@@ -77,11 +82,38 @@ constructor(
     private val communalColors: CommunalColors,
     private val ambientTouchComponentFactory: AmbientTouchComponent.Factory,
     private val communalContent: CommunalContent,
-    @Communal private val dataSourceDelegator: SceneDataSourceDelegator
+    @Communal private val dataSourceDelegator: SceneDataSourceDelegator,
+    private val notificationStackScrollLayoutController: NotificationStackScrollLayoutController,
 ) : LifecycleOwner {
+
+    private class CommunalWrapper(context: Context) : FrameLayout(context) {
+        private val consumers: MutableSet<Consumer<Boolean>> = ArraySet()
+
+        override fun requestDisallowInterceptTouchEvent(disallowIntercept: Boolean) {
+            consumers.forEach { it.accept(disallowIntercept) }
+            super.requestDisallowInterceptTouchEvent(disallowIntercept)
+        }
+
+        fun dispatchTouchEvent(
+            ev: MotionEvent?,
+            disallowInterceptConsumer: Consumer<Boolean>?
+        ): Boolean {
+            disallowInterceptConsumer?.apply { consumers.add(this) }
+
+            try {
+                return super.dispatchTouchEvent(ev)
+            } finally {
+                consumers.clear()
+            }
+        }
+    }
+
     /** The container view for the hub. This will not be initialized until [initView] is called. */
     private var communalContainerView: View? = null
 
+    /** Wrapper around the communal container to intercept touch events */
+    private var communalContainerWrapper: CommunalWrapper? = null
+
     /**
      * This lifecycle is used to control when the [touchMonitor] listens to touches. The lifecycle
      * should only be [Lifecycle.State.RESUMED] when the hub is showing and not covered by anything,
@@ -271,9 +303,13 @@ constructor(
         )
         collectFlow(containerView, keyguardInteractor.isDreaming, { isDreaming = it })
 
-        communalContainerView = containerView
-
-        return containerView
+        if (glanceableHubFullscreenSwipe()) {
+            communalContainerWrapper = CommunalWrapper(containerView.context)
+            communalContainerWrapper?.addView(communalContainerView)
+            return communalContainerWrapper!!
+        } else {
+            return containerView
+        }
     }
 
     /**
@@ -306,6 +342,11 @@ constructor(
             lifecycleRegistry.currentState = Lifecycle.State.CREATED
             communalContainerView = null
         }
+
+        communalContainerWrapper?.let {
+            (it.parent as ViewGroup).removeView(it)
+            communalContainerWrapper = null
+        }
     }
 
     /**
@@ -319,6 +360,18 @@ constructor(
      */
     fun onTouchEvent(ev: MotionEvent): Boolean {
         SceneContainerFlag.assertInLegacyMode()
+
+        // In the case that we are handling full swipes on the lockscreen, are on the lockscreen,
+        // and the touch is within the horizontal notification band on the screen, do not process
+        // the touch.
+        if (
+            glanceableHubFullscreenSwipe() &&
+                !hubShowing &&
+                !notificationStackScrollLayoutController.isBelowLastNotification(ev.x, ev.y)
+        ) {
+            return false
+        }
+
         return communalContainerView?.let { handleTouchEventOnCommunalView(it, ev) } ?: false
     }
 
@@ -330,12 +383,16 @@ constructor(
         val hubOccluded = anyBouncerShowing || shadeShowing
 
         if (isDown && !hubOccluded) {
-            val x = ev.rawX
-            val inOpeningSwipeRegion: Boolean = x >= view.width - rightEdgeSwipeRegionWidth
-            if (inOpeningSwipeRegion || hubShowing) {
-                // Steal touch events when the hub is open, or if the touch started in the opening
-                // gesture region.
+            if (glanceableHubFullscreenSwipe()) {
                 isTrackingHubTouch = true
+            } else {
+                val x = ev.rawX
+                val inOpeningSwipeRegion: Boolean = x >= view.width - rightEdgeSwipeRegionWidth
+                if (inOpeningSwipeRegion || hubShowing) {
+                    // Steal touch events when the hub is open, or if the touch started in the
+                    // opening gesture region.
+                    isTrackingHubTouch = true
+                }
             }
         }
 
@@ -343,10 +400,7 @@ constructor(
             if (isUp || isCancel) {
                 isTrackingHubTouch = false
             }
-            dispatchTouchEvent(view, ev)
-            // Return true regardless of dispatch result as some touches at the start of a gesture
-            // may return false from dispatchTouchEvent.
-            return true
+            return dispatchTouchEvent(view, ev)
         }
 
         return false
@@ -356,13 +410,30 @@ constructor(
      * Dispatches the touch event to the communal container and sends a user activity event to reset
      * the screen timeout.
      */
-    private fun dispatchTouchEvent(view: View, ev: MotionEvent) {
-        view.dispatchTouchEvent(ev)
-        powerManager.userActivity(
-            SystemClock.uptimeMillis(),
-            PowerManager.USER_ACTIVITY_EVENT_TOUCH,
-            0
-        )
+    private fun dispatchTouchEvent(view: View, ev: MotionEvent): Boolean {
+        try {
+            var handled = false
+            if (glanceableHubFullscreenSwipe()) {
+                communalContainerWrapper?.dispatchTouchEvent(ev) {
+                    if (it) {
+                        handled = true
+                    }
+                }
+                return handled || hubShowing
+            } else {
+                view.dispatchTouchEvent(ev)
+                // Return true regardless of dispatch result as some touches at the start of a
+                // gesture
+                // may return false from dispatchTouchEvent.
+                return true
+            }
+        } finally {
+            powerManager.userActivity(
+                SystemClock.uptimeMillis(),
+                PowerManager.USER_ACTIVITY_EVENT_TOUCH,
+                0
+            )
+        }
     }
 
     override val lifecycle: Lifecycle
diff --git a/packages/SystemUI/tests/src/com/android/systemui/shade/GlanceableHubContainerControllerTest.kt b/packages/SystemUI/tests/src/com/android/systemui/shade/GlanceableHubContainerControllerTest.kt
index bde1445acfa8..b8267a0e83d4 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/shade/GlanceableHubContainerControllerTest.kt
+++ b/packages/SystemUI/tests/src/com/android/systemui/shade/GlanceableHubContainerControllerTest.kt
@@ -18,6 +18,8 @@ package com.android.systemui.shade
 
 import android.graphics.Rect
 import android.os.PowerManager
+import android.platform.test.annotations.DisableFlags
+import android.platform.test.annotations.EnableFlags
 import android.testing.AndroidTestingRunner
 import android.testing.TestableLooper
 import android.testing.ViewUtils
@@ -30,6 +32,7 @@ import androidx.test.filters.SmallTest
 import com.android.compose.animation.scene.ObservableTransitionState
 import com.android.compose.animation.scene.SceneKey
 import com.android.systemui.Flags
+import com.android.systemui.Flags.FLAG_GLANCEABLE_HUB_FULLSCREEN_SWIPE
 import com.android.systemui.SysuiTestCase
 import com.android.systemui.ambient.touch.TouchHandler
 import com.android.systemui.ambient.touch.TouchMonitor
@@ -51,6 +54,7 @@ import com.android.systemui.kosmos.testScope
 import com.android.systemui.res.R
 import com.android.systemui.scene.shared.model.sceneDataSourceDelegator
 import com.android.systemui.shade.domain.interactor.shadeInteractor
+import com.android.systemui.statusbar.notification.stack.notificationStackScrollLayoutController
 import com.android.systemui.testKosmos
 import com.android.systemui.util.mockito.any
 import com.google.common.truth.Truth.assertThat
@@ -64,9 +68,11 @@ import org.junit.Assert.assertThrows
 import org.junit.Before
 import org.junit.Test
 import org.junit.runner.RunWith
+import org.mockito.ArgumentMatchers.anyFloat
 import org.mockito.Mock
 import org.mockito.Mockito.times
 import org.mockito.Mockito.verify
+import org.mockito.Mockito.`when`
 import org.mockito.MockitoAnnotations
 
 @ExperimentalCoroutinesApi
@@ -124,6 +130,7 @@ class GlanceableHubContainerControllerTest : SysuiTestCase() {
                     ambientTouchComponentFactory,
                     communalContent,
                     kosmos.sceneDataSourceDelegator,
+                    kosmos.notificationStackScrollLayoutController
                 )
         }
         testableLooper = TestableLooper.get(this)
@@ -166,6 +173,7 @@ class GlanceableHubContainerControllerTest : SysuiTestCase() {
                         ambientTouchComponentFactory,
                         communalContent,
                         kosmos.sceneDataSourceDelegator,
+                        kosmos.notificationStackScrollLayoutController
                     )
 
                 // First call succeeds.
@@ -176,6 +184,7 @@ class GlanceableHubContainerControllerTest : SysuiTestCase() {
             }
         }
 
+    @DisableFlags(FLAG_GLANCEABLE_HUB_FULLSCREEN_SWIPE)
     @Test
     fun onTouchEvent_communalClosed_doesNotIntercept() =
         with(kosmos) {
@@ -187,6 +196,7 @@ class GlanceableHubContainerControllerTest : SysuiTestCase() {
             }
         }
 
+    @DisableFlags(FLAG_GLANCEABLE_HUB_FULLSCREEN_SWIPE)
     @Test
     fun onTouchEvent_openGesture_interceptsTouches() =
         with(kosmos) {
@@ -204,6 +214,7 @@ class GlanceableHubContainerControllerTest : SysuiTestCase() {
             }
         }
 
+    @DisableFlags(FLAG_GLANCEABLE_HUB_FULLSCREEN_SWIPE)
     @Test
     fun onTouchEvent_communalTransitioning_interceptsTouches() =
         with(kosmos) {
@@ -230,6 +241,7 @@ class GlanceableHubContainerControllerTest : SysuiTestCase() {
             }
         }
 
+    @DisableFlags(FLAG_GLANCEABLE_HUB_FULLSCREEN_SWIPE)
     @Test
     fun onTouchEvent_communalOpen_interceptsTouches() =
         with(kosmos) {
@@ -244,6 +256,7 @@ class GlanceableHubContainerControllerTest : SysuiTestCase() {
             }
         }
 
+    @DisableFlags(FLAG_GLANCEABLE_HUB_FULLSCREEN_SWIPE)
     @Test
     fun onTouchEvent_communalAndBouncerShowing_doesNotIntercept() =
         with(kosmos) {
@@ -262,6 +275,7 @@ class GlanceableHubContainerControllerTest : SysuiTestCase() {
             }
         }
 
+    @DisableFlags(FLAG_GLANCEABLE_HUB_FULLSCREEN_SWIPE)
     @Test
     fun onTouchEvent_communalAndShadeShowing_doesNotIntercept() =
         with(kosmos) {
@@ -278,6 +292,7 @@ class GlanceableHubContainerControllerTest : SysuiTestCase() {
             }
         }
 
+    @DisableFlags(FLAG_GLANCEABLE_HUB_FULLSCREEN_SWIPE)
     @Test
     fun onTouchEvent_containerViewDisposed_doesNotIntercept() =
         with(kosmos) {
@@ -310,6 +325,7 @@ class GlanceableHubContainerControllerTest : SysuiTestCase() {
                     ambientTouchComponentFactory,
                     communalContent,
                     kosmos.sceneDataSourceDelegator,
+                    kosmos.notificationStackScrollLayoutController,
                 )
 
             assertThat(underTest.lifecycle.currentState).isEqualTo(Lifecycle.State.INITIALIZED)
@@ -329,6 +345,7 @@ class GlanceableHubContainerControllerTest : SysuiTestCase() {
                     ambientTouchComponentFactory,
                     communalContent,
                     kosmos.sceneDataSourceDelegator,
+                    kosmos.notificationStackScrollLayoutController,
                 )
 
             // Only initView without attaching a view as we don't want the flows to start collecting
@@ -499,13 +516,30 @@ class GlanceableHubContainerControllerTest : SysuiTestCase() {
             }
         }
 
+    @Test
+    @EnableFlags(FLAG_GLANCEABLE_HUB_FULLSCREEN_SWIPE)
+    fun fullScreenSwipeGesture_doNotProcessTouchesInNotificationStack() =
+        with(kosmos) {
+            testScope.runTest {
+                // Communal is closed.
+                goToScene(CommunalScenes.Blank)
+                `when`(
+                        notificationStackScrollLayoutController.isBelowLastNotification(
+                            anyFloat(),
+                            anyFloat()
+                        )
+                    )
+                    .thenReturn(false)
+                assertThat(underTest.onTouchEvent(DOWN_EVENT)).isFalse()
+            }
+        }
+
     private fun initAndAttachContainerView() {
         containerView = View(context)
 
         parentView = FrameLayout(context)
-        parentView.addView(containerView)
 
-        underTest.initView(containerView)
+        parentView.addView(underTest.initView(containerView))
 
         // Attach the view so that flows start collecting.
         ViewUtils.attachView(parentView, CONTAINER_WIDTH, CONTAINER_HEIGHT)
diff --git a/packages/SystemUI/tests/utils/src/com/android/systemui/statusbar/notification/stack/NotificationStackScrollLayoutControllerKosmos.kt b/packages/SystemUI/tests/utils/src/com/android/systemui/statusbar/notification/stack/NotificationStackScrollLayoutControllerKosmos.kt
new file mode 100644
index 000000000000..569429f180df
--- /dev/null
+++ b/packages/SystemUI/tests/utils/src/com/android/systemui/statusbar/notification/stack/NotificationStackScrollLayoutControllerKosmos.kt
@@ -0,0 +1,23 @@
+/*
+ * 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.statusbar.notification.stack
+
+import com.android.systemui.kosmos.Kosmos
+import com.android.systemui.util.mockito.mock
+
+val Kosmos.notificationStackScrollLayoutController by
+    Kosmos.Fixture { mock<NotificationStackScrollLayoutController>() }