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Исправил скрытие реквестов в чат-листе как у архива Telegram

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This commit is contained in:
k1ngsterr1
2026-03-19 19:53:07 +05:00
parent 72a2cf1b70
commit bd6e033ed3
1 changed files with 78 additions and 69 deletions
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147
app/src/main/java/com/rosetta/messenger/ui/chats/ChatsListScreen.kt
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@@ -2089,79 +2089,88 @@ fun ChatsListScreen(
lastAutoScrolledVerificationId = verificationId lastAutoScrolledVerificationId = verificationId
} }
val requestsNestedScroll =
remember(
requestsCount,
chatListState,
requestsRevealThresholdPx,
requestsHideThresholdPx,
hapticFeedback
) {
var accumulatedPullDown = 0f
var accumulatedPullUp = 0f
object : androidx.compose.ui.input.nestedscroll.NestedScrollConnection {
override fun onPreScroll(
available: androidx.compose.ui.geometry.Offset,
source: androidx.compose.ui.input.nestedscroll.NestedScrollSource
): androidx.compose.ui.geometry.Offset {
if (source != androidx.compose.ui.input.nestedscroll.NestedScrollSource.Drag ||
requestsCount <= 0
) {
accumulatedPullDown = 0f
accumulatedPullUp = 0f
return androidx.compose.ui.geometry.Offset.Zero
}
val atTop = !chatListState.canScrollBackward
val nearTop =
chatListState.firstVisibleItemIndex == 0
if (available.y < 0f &&
isRequestsVisible &&
(atTop ||
nearTop)
) {
accumulatedPullUp += -available.y
accumulatedPullDown = 0f
if (accumulatedPullUp >= requestsHideThresholdPx) {
isRequestsVisible = false
accumulatedPullUp = 0f
}
return androidx.compose.ui.geometry.Offset.Zero
}
accumulatedPullUp = 0f
if (available.y > 0f && atTop && !isRequestsVisible) {
accumulatedPullDown =
(accumulatedPullDown + available.y)
.coerceAtMost(
requestsRevealThresholdPx
)
if (accumulatedPullDown >= requestsRevealThresholdPx) {
isRequestsVisible = true
accumulatedPullDown = 0f
accumulatedPullUp = 0f
hapticFeedback.performHapticFeedback(
HapticFeedbackType.LongPress
)
}
} else if (available.y <= 0f || !atTop) {
accumulatedPullDown = 0f
}
return androidx.compose.ui.geometry.Offset.Zero
}
override suspend fun onPostFling(
consumed: androidx.compose.ui.unit.Velocity,
available: androidx.compose.ui.unit.Velocity
): androidx.compose.ui.unit.Velocity {
accumulatedPullDown = 0f
accumulatedPullUp = 0f
return androidx.compose.ui.unit.Velocity.Zero
}
}
}
LazyColumn( LazyColumn(
state = chatListState, state = chatListState,
modifier = modifier =
Modifier.fillMaxSize() Modifier.fillMaxSize()
.pointerInput( .then(
requestsCount, if (requestsCount > 0) Modifier.nestedScroll(requestsNestedScroll)
isRequestsVisible, else Modifier
chatListState, )
requestsRevealThresholdPx,
requestsHideThresholdPx
) {
if (requestsCount <= 0) return@pointerInput
awaitEachGesture {
val down =
awaitFirstDown(
requireUnconsumed =
false
)
var accumulatedPullDown = 0f
while (true) {
val event =
awaitPointerEvent()
val change =
event.changes
.firstOrNull {
it.id ==
down
.id
}
?: break
if (change.changedToUpIgnoreConsumed()) {
break
}
val deltaY =
change.positionChange()
.y
val atTop =
!chatListState.canScrollBackward
if (isRequestsVisible &&
atTop &&
deltaY <
-requestsHideThresholdPx
) {
isRequestsVisible = false
accumulatedPullDown = 0f
break
}
if (!isRequestsVisible &&
atTop &&
deltaY > 0f
) {
accumulatedPullDown +=
deltaY
if (accumulatedPullDown >=
requestsRevealThresholdPx
) {
isRequestsVisible = true
hapticFeedback.performHapticFeedback(
HapticFeedbackType.LongPress
)
break
}
} else if (deltaY < 0f || !atTop) {
accumulatedPullDown = 0f
}
}
}
}
.background( .background(
listBackgroundColor listBackgroundColor
) )