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Commit 6a66d213 authored by Treehugger Robot's avatar Treehugger Robot Committed by Android (Google) Code Review
Browse files

Merge "Expand correct portion of the shade after moving it to a different display" into main

parents 73a93318 cc32b4c1

packages/SystemUI/multivalentTests/src/com/android/systemui/shade/display/StatusBarTouchShadeDisplayPolicyTest.kt

+65 −5
Original line number Diff line number Diff line
@@ -18,6 +18,7 @@ package com.android.systemui.shade.display 


import android.view.Display

import android.view.Display.TYPE_EXTERNAL

import android.view.MotionEvent

import androidx.test.ext.junit.runners.AndroidJUnit4

import androidx.test.filters.SmallTest

import com.android.systemui.SysuiTestCase
@@ -28,11 +29,16 @@ import com.android.systemui.display.data.repository.displayRepository 
import com.android.systemui.keyguard.data.repository.fakeKeyguardRepository

import com.android.systemui.kosmos.testScope

import com.android.systemui.kosmos.useUnconfinedTestDispatcher

import com.android.systemui.shade.domain.interactor.notificationElement

import com.android.systemui.shade.domain.interactor.qsElement

import com.android.systemui.shade.domain.interactor.shadeInteractor

import com.android.systemui.testKosmos

import com.google.common.truth.Truth.assertThat

import kotlin.test.Test

import kotlinx.coroutines.test.runTest

import org.junit.runner.RunWith

import org.mockito.kotlin.doReturn

import org.mockito.kotlin.mock



@SmallTest

@RunWith(AndroidJUnit4::class)
@@ -50,9 +56,19 @@ class StatusBarTouchShadeDisplayPolicyTest : SysuiTestCase() { 
            keyguardRepository,

            testScope.backgroundScope,

            shadeOnDefaultDisplayWhenLocked = shadeOnDefaultDisplayWhenLocked,

            shadeInteractor = { kosmos.shadeInteractor },

            { kosmos.qsElement },

            { kosmos.notificationElement },

        )

    }



    private fun createMotionEventForDisplay(displayId: Int, xCoordinate: Float = 0f): MotionEvent {

        return mock<MotionEvent> {

            on { getX() } doReturn xCoordinate

            on { getDisplayId() } doReturn displayId

        }

    }



    @Test

    fun displayId_defaultToDefaultDisplay() {

        val underTest = createUnderTest()
@@ -67,7 +83,7 @@ class StatusBarTouchShadeDisplayPolicyTest : SysuiTestCase() { 
            val displayId by collectLastValue(underTest.displayId)



            displayRepository.addDisplays(display(id = 2, type = TYPE_EXTERNAL))

            underTest.onStatusBarTouched(2)

            underTest.onStatusBarTouched(createMotionEventForDisplay(2), STATUS_BAR_WIDTH)



            assertThat(displayId).isEqualTo(2)

        }
@@ -79,7 +95,7 @@ class StatusBarTouchShadeDisplayPolicyTest : SysuiTestCase() { 
            val displayIds by collectValues(underTest.displayId)

            assertThat(displayIds).isEqualTo(listOf(Display.DEFAULT_DISPLAY))



            underTest.onStatusBarTouched(2)

            underTest.onStatusBarTouched(createMotionEventForDisplay(2), STATUS_BAR_WIDTH)



            // Never set, as 2 was not a display according to the repository.

            assertThat(displayIds).isEqualTo(listOf(Display.DEFAULT_DISPLAY))
@@ -92,7 +108,7 @@ class StatusBarTouchShadeDisplayPolicyTest : SysuiTestCase() { 
            val displayId by collectLastValue(underTest.displayId)



            displayRepository.addDisplays(display(id = 2, type = TYPE_EXTERNAL))

            underTest.onStatusBarTouched(2)

            underTest.onStatusBarTouched(createMotionEventForDisplay(2), STATUS_BAR_WIDTH)



            assertThat(displayId).isEqualTo(2)
@@ -108,7 +124,7 @@ class StatusBarTouchShadeDisplayPolicyTest : SysuiTestCase() { 
            val displayId by collectLastValue(underTest.displayId)



            displayRepository.addDisplays(display(id = 2, type = TYPE_EXTERNAL))

            underTest.onStatusBarTouched(2)

            underTest.onStatusBarTouched(createMotionEventForDisplay(2), STATUS_BAR_WIDTH)



            assertThat(displayId).isEqualTo(2)
@@ -124,7 +140,7 @@ class StatusBarTouchShadeDisplayPolicyTest : SysuiTestCase() { 
            val displayId by collectLastValue(underTest.displayId)



            displayRepository.addDisplays(display(id = 2, type = TYPE_EXTERNAL))

            underTest.onStatusBarTouched(2)

            underTest.onStatusBarTouched(createMotionEventForDisplay(2), STATUS_BAR_WIDTH)



            assertThat(displayId).isEqualTo(2)
@@ -136,4 +152,48 @@ class StatusBarTouchShadeDisplayPolicyTest : SysuiTestCase() { 


            assertThat(displayId).isEqualTo(2)

        }



    @Test

    fun onStatusBarTouched_leftSide_intentSetToNotifications() =

        testScope.runTest {

            val underTest = createUnderTest(shadeOnDefaultDisplayWhenLocked = true)



            underTest.onStatusBarTouched(

                createMotionEventForDisplay(2, STATUS_BAR_WIDTH * 0.1f),

                STATUS_BAR_WIDTH,

            )



            assertThat(underTest.consumeExpansionIntent()).isEqualTo(kosmos.notificationElement)

        }



    @Test

    fun onStatusBarTouched_rightSide_intentSetToQs() =

        testScope.runTest {

            val underTest = createUnderTest(shadeOnDefaultDisplayWhenLocked = true)



            underTest.onStatusBarTouched(

                createMotionEventForDisplay(2, STATUS_BAR_WIDTH * 0.95f),

                STATUS_BAR_WIDTH,

            )



            assertThat(underTest.consumeExpansionIntent()).isEqualTo(kosmos.qsElement)

        }



    @Test

    fun onStatusBarTouched_nullAfterConsumed() =

        testScope.runTest {

            val underTest = createUnderTest(shadeOnDefaultDisplayWhenLocked = true)



            underTest.onStatusBarTouched(

                createMotionEventForDisplay(2, STATUS_BAR_WIDTH * 0.1f),

                STATUS_BAR_WIDTH,

            )

            assertThat(underTest.consumeExpansionIntent()).isEqualTo(kosmos.notificationElement)



            assertThat(underTest.consumeExpansionIntent()).isNull()

        }



    companion object {

        private const val STATUS_BAR_WIDTH = 100

    }

}

packages/SystemUI/multivalentTests/src/com/android/systemui/shade/domain/interactor/ShadeExpandedStateInteractorTest.kt

+2 −4
Original line number Diff line number Diff line
@@ -22,8 +22,6 @@ import com.android.systemui.SysuiTestCase 
import com.android.systemui.flags.EnableSceneContainer

import com.android.systemui.kosmos.testScope

import com.android.systemui.kosmos.useUnconfinedTestDispatcher

import com.android.systemui.shade.domain.interactor.ShadeExpandedStateInteractorImpl.NotificationElement

import com.android.systemui.shade.domain.interactor.ShadeExpandedStateInteractorImpl.QSElement

import com.android.systemui.shade.shadeTestUtil

import com.android.systemui.testKosmos

import com.google.common.truth.Truth.assertThat
@@ -52,7 +50,7 @@ class ShadeExpandedStateInteractorTest : SysuiTestCase() { 


            val element = currentlyExpandedElement.value



            assertThat(element).isInstanceOf(QSElement::class.java)

            assertThat(element).isInstanceOf(QSShadeElement::class.java)

        }



    @Test
@@ -62,7 +60,7 @@ class ShadeExpandedStateInteractorTest : SysuiTestCase() { 


            val element = underTest.currentlyExpandedElement.value



            assertThat(element).isInstanceOf(NotificationElement::class.java)

            assertThat(element).isInstanceOf(NotificationShadeElement::class.java)

        }



    @Test

packages/SystemUI/src/com/android/systemui/shade/display/ShadeDisplayPolicy.kt

+23 −0
Original line number Diff line number Diff line
@@ -16,6 +16,7 @@ 


package com.android.systemui.shade.display



import com.android.systemui.shade.domain.interactor.ShadeExpandedStateInteractor.ShadeElement

import dagger.Binds

import dagger.Module

import dagger.multibindings.IntoSet
@@ -33,11 +34,33 @@ interface ShadeDisplayPolicy { 
    val displayId: StateFlow<Int>

}



/** Return the latest element the user intended to expand in the shade (notifications or QS). */

interface ShadeExpansionIntent {

    /**

     * Returns the latest element the user intended to expand in the shade (notifications or QS).

     *

     * When the shade moves to a different display (e.g., due to a touch on the status bar of an

     * external display), it's first collapsed and then re-expanded on the target display.

     *

     * If the user was trying to open a specific element (QS or notifications) when the shade was on

     * the original display, that intention might be lost during the collapse/re-expand transition.

     * This is used to preserve the user's intention, ensuring the correct element is expanded on

     * the target display.

     *

     * Note that the expansion intent is kept for a very short amount of time (ideally, just a bit

     * above the time it takes for the shade to collapse)

     */

    fun consumeExpansionIntent(): ShadeElement?

}



@Module

interface ShadeDisplayPolicyModule {



    @Binds fun provideDefaultPolicy(impl: StatusBarTouchShadeDisplayPolicy): ShadeDisplayPolicy



    @Binds

    fun provideShadeExpansionIntent(impl: StatusBarTouchShadeDisplayPolicy): ShadeExpansionIntent



    @IntoSet

    @Binds

    fun provideDefaultDisplayPolicyToSet(impl: DefaultDisplayShadePolicy): ShadeDisplayPolicy

packages/SystemUI/src/com/android/systemui/shade/display/StatusBarTouchShadeDisplayPolicy.kt

+52 −4
Original line number Diff line number Diff line
@@ -18,16 +18,25 @@ package com.android.systemui.shade.display 


import android.util.Log

import android.view.Display

import android.view.MotionEvent

import com.android.app.tracing.coroutines.launchTraced

import com.android.systemui.dagger.SysUISingleton

import com.android.systemui.dagger.qualifiers.Background

import com.android.systemui.display.data.repository.DisplayRepository

import com.android.systemui.keyguard.data.repository.KeyguardRepository

import com.android.systemui.shade.ShadeOnDefaultDisplayWhenLocked

import com.android.systemui.shade.domain.interactor.NotificationShadeElement

import com.android.systemui.shade.domain.interactor.QSShadeElement

import com.android.systemui.shade.domain.interactor.ShadeExpandedStateInteractor.ShadeElement

import com.android.systemui.shade.domain.interactor.ShadeInteractor

import com.android.systemui.shade.shared.flag.ShadeWindowGoesAround

import dagger.Lazy

import java.util.concurrent.atomic.AtomicReference

import javax.inject.Inject

import kotlin.time.Duration.Companion.seconds

import kotlinx.coroutines.CoroutineScope

import kotlinx.coroutines.Job

import kotlinx.coroutines.delay

import kotlinx.coroutines.flow.MutableStateFlow

import kotlinx.coroutines.flow.SharingStarted

import kotlinx.coroutines.flow.StateFlow
@@ -49,14 +58,20 @@ class StatusBarTouchShadeDisplayPolicy 
constructor(

    displayRepository: DisplayRepository,

    keyguardRepository: KeyguardRepository,

    @Background val backgroundScope: CoroutineScope,

    @ShadeOnDefaultDisplayWhenLocked val shadeOnDefaultDisplayWhenLocked: Boolean,

) : ShadeDisplayPolicy {

    @Background private val backgroundScope: CoroutineScope,

    @ShadeOnDefaultDisplayWhenLocked private val shadeOnDefaultDisplayWhenLocked: Boolean,

    private val shadeInteractor: Lazy<ShadeInteractor>,

    private val qsShadeElement: Lazy<QSShadeElement>,

    private val notificationElement: Lazy<NotificationShadeElement>,

) : ShadeDisplayPolicy, ShadeExpansionIntent {

    override val name: String = "status_bar_latest_touch"



    private val currentDisplayId = MutableStateFlow(Display.DEFAULT_DISPLAY)

    private val availableDisplayIds: StateFlow<Set<Int>> = displayRepository.displayIds



    private var latestIntent = AtomicReference<ShadeElement?>()

    private var timeoutJob: Job? = null



    override val displayId: StateFlow<Int> =

        if (shadeOnDefaultDisplayWhenLocked) {

            keyguardRepository.isKeyguardShowing
@@ -75,8 +90,29 @@ constructor( 
    private var removalListener: Job? = null



    /** Called when the status bar on the given display is touched. */

    fun onStatusBarTouched(statusBarDisplayId: Int) {

    fun onStatusBarTouched(event: MotionEvent, statusBarWidth: Int) {

        ShadeWindowGoesAround.isUnexpectedlyInLegacyMode()

        updateShadeDisplayIfNeeded(event)

        updateExpansionIntent(event, statusBarWidth)

    }



    override fun consumeExpansionIntent(): ShadeElement? {

        return latestIntent.getAndSet(null)

    }



    private fun updateExpansionIntent(event: MotionEvent, statusBarWidth: Int) {

        val element = classifyStatusBarEvent(event, statusBarWidth)

        latestIntent.set(element)

        timeoutJob?.cancel()

        timeoutJob =

            backgroundScope.launchTraced("StatusBarTouchDisplayPolicy#intentTimeout") {

                delay(EXPANSION_INTENT_EXPIRY)

                latestIntent.set(null)

            }

    }



    private fun updateShadeDisplayIfNeeded(event: MotionEvent) {

        val statusBarDisplayId = event.displayId

        if (statusBarDisplayId !in availableDisplayIds.value) {

            Log.e(TAG, "Got touch on unknown display $statusBarDisplayId")

            return
@@ -90,6 +126,17 @@ constructor( 
        }

    }



    private fun classifyStatusBarEvent(

        motionEvent: MotionEvent,

        statusbarWidth: Int,

    ): ShadeElement {

        val xPercentage = motionEvent.x / statusbarWidth

        val threshold = shadeInteractor.get().getTopEdgeSplitFraction()

        return if (xPercentage < threshold) {

            notificationElement.get()

        } else qsShadeElement.get()

    }



    private fun monitorDisplayRemovals(): Job {

        return backgroundScope.launchTraced("StatusBarTouchDisplayPolicy#monitorDisplayRemovals") {

            currentDisplayId.subscriptionCount
@@ -112,5 +159,6 @@ constructor( 


    private companion object {

        const val TAG = "StatusBarTouchDisplayPolicy"

        val EXPANSION_INTENT_EXPIRY = 2.seconds

    }

}

packages/SystemUI/src/com/android/systemui/shade/domain/interactor/ShadeDisplaysInteractor.kt

+16 −4
Original line number Diff line number Diff line
@@ -30,6 +30,7 @@ import com.android.systemui.shade.ShadeDisplayChangeLatencyTracker 
import com.android.systemui.shade.ShadeTraceLogger.logMoveShadeWindowTo

import com.android.systemui.shade.ShadeTraceLogger.traceReparenting

import com.android.systemui.shade.data.repository.ShadeDisplaysRepository

import com.android.systemui.shade.display.ShadeExpansionIntent

import com.android.systemui.shade.shared.flag.ShadeWindowGoesAround

import com.android.window.flags.Flags

import java.util.Optional
@@ -49,6 +50,7 @@ constructor( 
    @Main private val mainThreadContext: CoroutineContext,

    private val shadeDisplayChangeLatencyTracker: ShadeDisplayChangeLatencyTracker,

    shadeExpandedInteractor: Optional<ShadeExpandedStateInteractor>,

    private val shadeExpansionIntent: ShadeExpansionIntent,

) : CoreStartable {



    private val shadeExpandedInteractor =
@@ -90,10 +92,7 @@ constructor( 
            withContext(mainThreadContext) {

                traceReparenting {

                    shadeDisplayChangeLatencyTracker.onShadeDisplayChanging(destinationId)

                    val expandedElement = shadeExpandedInteractor.currentlyExpandedElement.value

                    expandedElement?.collapse(reason = "Shade window move")

                    reparentToDisplayId(id = destinationId)

                    expandedElement?.expand(reason = "Shade window move")

                    collapseAndExpandShadeIfNeeded { reparentToDisplayId(id = destinationId) }

                    checkContextDisplayMatchesExpected(destinationId)

                }

            }
@@ -106,6 +105,18 @@ constructor( 
        }

    }



    private suspend fun collapseAndExpandShadeIfNeeded(wrapped: () -> Unit) {

        val previouslyExpandedElement = shadeExpandedInteractor.currentlyExpandedElement.value

        previouslyExpandedElement?.collapse(reason = COLLAPSE_EXPAND_REASON)



        wrapped()



        // If the user was trying to expand a specific shade element, let's make sure to expand

        // that one. Otherwise, we can just re-expand the previous expanded element.

        shadeExpansionIntent.consumeExpansionIntent()?.expand(COLLAPSE_EXPAND_REASON)

            ?: previouslyExpandedElement?.expand(reason = COLLAPSE_EXPAND_REASON)

    }



    private fun checkContextDisplayMatchesExpected(destinationId: Int) {

        if (shadeContext.displayId != destinationId) {

            Log.wtf(
@@ -125,5 +136,6 @@ constructor( 


    private companion object {

        const val TAG = "ShadeDisplaysInteractor"

        const val COLLAPSE_EXPAND_REASON = "Shade window move"

    }

}