Merge "[flexiglass] Set NSSL stack bounds from the GONE scene" into main

import androidx.compose.foundation.layout.Spacer

import androidx.compose.foundation.layout.fillMaxSize

import androidx.compose.runtime.Composable

import androidx.compose.runtime.LaunchedEffect

import androidx.compose.runtime.derivedStateOf

import androidx.compose.runtime.getValue

import androidx.compose.runtime.remember

import androidx.compose.ui.Modifier

import com.android.compose.animation.scene.SceneScope

import com.android.compose.animation.scene.UserAction

import com.android.compose.animation.scene.UserActionResult

import com.android.compose.animation.scene.animateContentDpAsState

import com.android.compose.animation.scene.animateContentFloatAsState

import com.android.compose.animation.scene.content.state.TransitionState

import com.android.systemui.dagger.SysUISingleton

import com.android.systemui.lifecycle.ExclusiveActivatable

import com.android.systemui.lifecycle.rememberViewModel

    }

    @Composable

    override fun SceneScope.Content(

        modifier: Modifier,

    ) {

    override fun SceneScope.Content(modifier: Modifier) {

        val isIdle by remember {

            derivedStateOf { layoutState.transitionState is TransitionState.Idle }

        }

        LaunchedEffect(isIdle) {

            // Wait for being Idle on this Scene, otherwise LaunchedEffect would fire too soon,

            // and another transition could override the NSSL stack bounds.

            if (isIdle) {

                // Reset the stack bounds to avoid caching these values from the previous Scenes,

                // and not to confuse the StackScrollAlgorithm when it displays a HUN over GONE.

                notificationStackScrolLView.get().apply {

                    setStackTop(0f)

                    setStackCutoff(0f)

                }

            }

        }

        animateContentFloatAsState(

            value = QuickSettings.SharedValues.SquishinessValues.GoneSceneStarting,

            key = QuickSettings.SharedValues.TilesSquishiness,

        SnoozeableHeadsUpNotificationSpace(

            stackScrollView = notificationStackScrolLView.get(),

            viewModel =

                rememberViewModel("GoneScene") {

                    notificationsPlaceholderViewModelFactory.create()

                },

                rememberViewModel("GoneScene") { notificationsPlaceholderViewModelFactory.create() },

        )

    }

}