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Fix pinned scrolling

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This commit is contained in:
Ali
2020-10-18 20:02:03 +04:00
parent 2f32e36ee4
commit feee9d9cfd
3 changed files with 19 additions and 3 deletions
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4
submodules/TelegramUI/Sources/PreparedChatHistoryViewTransition.swift
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@@ -89,6 +89,7 @@ func preparedChatHistoryViewTransition(from fromView: ChatHistoryView?, to toVie
}
var scrolledToIndex: MessageHistoryAnchorIndex?
var scrolledToSomeIndex = false
if let scrollPosition = scrollPosition {
switch scrollPosition {
@@ -160,6 +161,7 @@ func preparedChatHistoryViewTransition(from fromView: ChatHistoryView?, to toVie
var index = 0
for entry in toView.filteredEntries.reversed() {
if !scrollIndex.isLess(than: entry.index) {
scrolledToSomeIndex = true
scrollToItem = ListViewScrollToItem(index: index, position: position, animated: animated, curve: .Default(duration: nil), directionHint: directionHint)
break
}
@@ -173,5 +175,5 @@ func preparedChatHistoryViewTransition(from fromView: ChatHistoryView?, to toVie
options.insert(.Synchronous)
}
return ChatHistoryViewTransition(historyView: toView, deleteItems: adjustedDeleteIndices, insertEntries: adjustedIndicesAndItems, updateEntries: adjustedUpdateItems, options: options, scrollToItem: scrollToItem, stationaryItemRange: stationaryItemRange, initialData: initialData, keyboardButtonsMessage: keyboardButtonsMessage, cachedData: cachedData, cachedDataMessages: cachedDataMessages, readStateData: readStateData, scrolledToIndex: scrolledToIndex, animateIn: animateIn, reason: reason, flashIndicators: flashIndicators)
return ChatHistoryViewTransition(historyView: toView, deleteItems: adjustedDeleteIndices, insertEntries: adjustedIndicesAndItems, updateEntries: adjustedUpdateItems, options: options, scrollToItem: scrollToItem, stationaryItemRange: stationaryItemRange, initialData: initialData, keyboardButtonsMessage: keyboardButtonsMessage, cachedData: cachedData, cachedDataMessages: cachedDataMessages, readStateData: readStateData, scrolledToIndex: scrolledToIndex, scrolledToSomeIndex: scrolledToSomeIndex || scrolledToIndex != nil, animateIn: animateIn, reason: reason, flashIndicators: flashIndicators)
}