Stop status bar from handling touch events in app handle area (517054a9) · Commits · e / os / android_frameworks_base

core/java/android/window/DesktopExperienceFlags.java

+2 −0

Original line number	Diff line number	Diff line
		@@ -225,6 +225,8 @@ public enum DesktopExperienceFlags {
		Flags.FLAG_ENABLE_REJECT_HOME_TRANSITION),
		ENABLE_REMOVE_DESK_ON_LAST_TASK_REMOVAL(Flags::removeDeskOnLastTaskRemoval, false,
		Flags.FLAG_REMOVE_DESK_ON_LAST_TASK_REMOVAL),
		ENABLE_REMOVE_STATUS_BAR_INPUT_LAYER(Flags::enableRemoveStatusBarInputLayer, false,
		Flags.FLAG_ENABLE_REMOVE_STATUS_BAR_INPUT_LAYER),
		ENABLE_REQUEST_FULLSCREEN_REFACTOR(
		Flags::enableRequestFullscreenRefactor, false,
		Flags.FLAG_ENABLE_REQUEST_FULLSCREEN_REFACTOR),

core/java/android/window/flags/lse_desktop_experience.aconfig

+10 −0

Original line number	Diff line number	Diff line
		@@ -1180,6 +1180,16 @@ flag {
		bug: "378443899"
		}

		flag {
		name: "enable_remove_status_bar_input_layer"
		namespace: "lse_desktop_experience"
		description: "Removes app handle bounds from the status bar's touchable region so that input is sent directly to the app handle."
		bug: "412444139"
		metadata {
		purpose: PURPOSE_BUGFIX
		}
		}

		flag {
		name: "enable_request_fullscreen_bugfix"
		namespace: "lse_desktop_experience"

libs/WindowManager/Shell/src/com/android/wm/shell/windowdecor/viewholder/AppHandleViewHolder.kt

+13 −1

Original line number	Diff line number	Diff line
		@@ -138,6 +138,12 @@ class AppHandleViewHolder(
		setVisibility(isCaptionVisible)
		captionHandle.imageTintList = ColorStateList.valueOf(getCaptionHandleBarColor(taskInfo))
		this.taskInfo = taskInfo
		if (
		DesktopExperienceFlags.ENABLE_REMOVE_STATUS_BAR_INPUT_LAYER.isTrue &&
		DesktopExperienceFlags.ENABLE_APP_HANDLE_POSITION_REPORTING.isTrue
		) {
		return
		}
		// If handle is not in status bar region(i.e., bottom stage in vertical split),
		// do not create an input layer
		if (position.y >= SystemBarUtils.getStatusBarHeight(context) \|\| !showInputLayer) {
		@@ -270,7 +276,13 @@ class AppHandleViewHolder(
		* visible.
		*/
		fun disposeStatusBarInputLayer() {
		if (!statusBarInputLayerExists) return
		if (
		!statusBarInputLayerExists \|\|
		(DesktopExperienceFlags.ENABLE_REMOVE_STATUS_BAR_INPUT_LAYER.isTrue &&
		DesktopExperienceFlags.ENABLE_APP_HANDLE_POSITION_REPORTING.isTrue)
		) {
		return
		}
		statusBarInputLayerExists = false
		statusBarInputLayer?.view?.setOnTouchListener(null)
		handler.post {

packages/SystemUI/multivalentTests/src/com/android/systemui/statusbar/layout/ui/viewmodel/AppHandlesViewModelTest.kt

+112 −0

Original line number	Diff line number	Diff line
		@@ -18,6 +18,7 @@ package com.android.systemui.statusbar.layout.ui.viewmodel

		import android.content.testableContext
		import android.graphics.Rect
		import android.graphics.Region
		import android.platform.test.annotations.DisableFlags
		import android.platform.test.annotations.EnableFlags
		import androidx.test.ext.junit.runners.AndroidJUnit4
		@@ -38,6 +39,7 @@ import com.android.wm.shell.windowdecor.viewholder.AppHandleIdentifier.AppHandle
		import com.android.wm.shell.windowdecor.viewholder.AppHandleIdentifier.AppHandleWindowingMode.APP_HANDLE_WINDOWING_MODE_SPLIT_SCREEN
		import com.google.common.truth.Truth.assertThat
		import java.util.Optional
		import kotlin.test.assertEquals
		import org.junit.Before
		import org.junit.Test
		import org.junit.runner.RunWith
		@@ -173,4 +175,114 @@ class AppHandlesViewModelTest : SysuiTestCase() {

		assertThat(underTest.appHandleBounds).isEmpty()
		}

		@Test
		@DisableFlags(StatusBarAppHandleTracking.FLAG_NAME)
		fun touchableExclusionRegion_emptyIfFlagDisabled() =
		kosmos.runTest {
		val taskId = 10
		val rect = Rect(1, 2, 3, 4)
		fakeAppHandles.setAppHandles(
		mapOf(
		taskId to
		AppHandleIdentifier(
		rect = rect,
		displayId = testableContext.displayId,
		taskId = taskId,
		windowingMode = APP_HANDLE_WINDOWING_MODE_FULLSCREEN,
		)
		)
		)

		assertThat(underTest.touchableExclusionRegion.isEmpty)
		}

		@Test
		@EnableFlags(StatusBarAppHandleTracking.FLAG_NAME)
		fun touchableExclusionRegion_emptyRegionIfNoAppHandleBoundsReported() =
		kosmos.runTest {
		fakeAppHandles.setAppHandles(emptyMap())
		assertThat(underTest.touchableExclusionRegion.isEmpty)
		}

		@Test
		@EnableFlags(StatusBarAppHandleTracking.FLAG_NAME)
		fun touchableExclusionRegion_regionContainsSingleAppHandleBounds() =
		kosmos.runTest {
		val taskId = 10
		val rect = Rect(1, 2, 3, 4)
		fakeAppHandles.setAppHandles(
		mapOf(
		taskId to
		AppHandleIdentifier(
		rect = rect,
		displayId = testableContext.displayId,
		taskId = taskId,
		windowingMode = APP_HANDLE_WINDOWING_MODE_FULLSCREEN,
		)
		)
		)

		underTest.touchableExclusionRegion.containsExactly(rect)
		}

		@Test
		@EnableFlags(StatusBarAppHandleTracking.FLAG_NAME)
		fun touchableExclusionRegion_regionContainsMultipleAppHandleBounds() =
		kosmos.runTest {
		val taskId1 = 10
		val rect1 = Rect(1, 2, 3, 4)

		val taskId2 = 20
		val rect2 = Rect(5, 6, 7, 8)
		fakeAppHandles.setAppHandles(
		mapOf(
		taskId1 to
		AppHandleIdentifier(
		rect = rect1,
		displayId = testableContext.displayId,
		taskId = taskId1,
		windowingMode = APP_HANDLE_WINDOWING_MODE_SPLIT_SCREEN,
		),
		taskId2 to
		AppHandleIdentifier(
		rect = rect2,
		displayId = testableContext.displayId,
		taskId = taskId2,
		windowingMode = APP_HANDLE_WINDOWING_MODE_SPLIT_SCREEN,
		),
		)
		)

		underTest.touchableExclusionRegion.containsExactly(rect1, rect2)
		}

		@Test
		@EnableFlags(StatusBarAppHandleTracking.FLAG_NAME)
		fun touchableExclusionRegion_notForThisDisplay_empty() =
		kosmos.runTest {
		val taskId = 10
		val rect = Rect(1, 2, 3, 4)
		fakeAppHandles.setAppHandles(
		mapOf(
		taskId to
		AppHandleIdentifier(
		rect = rect,
		displayId = testableContext.displayId + 2,
		taskId = taskId,
		windowingMode = APP_HANDLE_WINDOWING_MODE_FULLSCREEN,
		)
		)
		)

		assertThat(underTest.touchableExclusionRegion.isEmpty)
		}

		/** Checks that region is equal to the union of the given rects. */
		private fun Region.containsExactly(vararg rects: Rect) {
		val intersect = Region.obtain()
		rects.forEach { intersect.op(it, intersect, Region.Op.UNION) }
		assertEquals(intersect, this)
		intersect.recycle()
		}
		}

packages/SystemUI/src/com/android/systemui/statusbar/layout/ui/viewmodel/AppHandlesViewModel.kt

+20 −0

Original line number	Diff line number	Diff line
		@@ -17,6 +17,7 @@
		package com.android.systemui.statusbar.layout.ui.viewmodel

		import android.graphics.Rect
		import android.graphics.Region
		import androidx.compose.runtime.getValue
		import com.android.systemui.dagger.qualifiers.Background
		import com.android.systemui.dagger.qualifiers.Main
		@@ -36,6 +37,7 @@ import kotlinx.coroutines.channels.awaitClose
		import kotlinx.coroutines.flow.Flow
		import kotlinx.coroutines.flow.SharingStarted
		import kotlinx.coroutines.flow.flowOf
		import kotlinx.coroutines.flow.map
		import kotlinx.coroutines.flow.stateIn

		/** View model for on-screen bounds of app handles overlapping with the status bar. */
		@@ -76,6 +78,24 @@ constructor(
		source = _appHandleBounds,
		)

		private val _touchableExclusionRegion: Flow<Region> =
		_appHandleBounds.map { appHandles ->
		val exclusionRegion = Region.obtain()
		appHandles.forEach { exclusionRegion.op(it, Region.Op.UNION) }
		exclusionRegion
		}

		/**
		* The on-screen bounds that should be excluded from the status bar's touchable region due to
		* its overlap with app handles.
		*/
		val touchableExclusionRegion: Region by
		hydrator.hydratedStateOf(
		traceName = "StatusBar.touchableExclusionRegion",
		initialValue = Region.obtain(),
		source = _touchableExclusionRegion,
		)

		override suspend fun onActivated(): Nothing {
		hydrator.activate()
		}