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Commit 56cc8bef authored by András Kurucz's avatar András Kurucz Committed by Android (Google) Code Review
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Merge "[Flexiglass] Make NotificationStackCutoffGuideline a shared element" into main

parents 3c8b83a3 4791b8f7

packages/SystemUI/compose/features/src/com/android/systemui/notifications/ui/composable/Notifications.kt

+11 −6
Original line number Diff line number Diff line
@@ -94,6 +94,7 @@ object Notifications { 
        val HeadsUpNotificationPlaceholder =

            ElementKey("HeadsUpNotificationPlaceholder", scenePicker = LowestZIndexScenePicker)

        val ShelfSpace = ElementKey("ShelfSpace")

        val NotificationStackCutoffGuideline = ElementKey("NotificationStackCutoffGuideline")

    }



    // Expansion fraction thresholds (between 0-1f) at which the corresponding value should be
@@ -410,14 +411,18 @@ fun SceneScope.NotificationShelfSpace( 
 * the notification contents (stack, footer, shelf) should be drawn.

 */

@Composable

fun NotificationStackCutoffGuideline(

fun SceneScope.NotificationStackCutoffGuideline(

    stackScrollView: NotificationScrollView,

    viewModel: NotificationsPlaceholderViewModel,

    modifier: Modifier = Modifier,

) {

    Spacer(

        modifier =

            modifier.fillMaxWidth().height(0.dp).onGloballyPositioned { coordinates ->

            modifier

                .element(key = Notifications.Elements.NotificationStackCutoffGuideline)

                .fillMaxWidth()

                .height(0.dp)

                .onGloballyPositioned { coordinates ->

                    val positionY = coordinates.positionInWindow().y

                    debugLog(viewModel) { "STACK cutoff onGloballyPositioned: y=$positionY" }

                    stackScrollView.setStackCutoff(positionY)