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ListView: apply opaqueTransactionState on empty transaction

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This commit is contained in:
Peter 2019-05-23 00:21:04 +02:00
parent 64d6ec7071
commit 774d601b0a
1 changed files with 7 additions and 0 deletions
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7
Display/ListView.swift
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@ -1316,6 +1316,9 @@ open class ListView: ASDisplayNode, UIScrollViewAccessibilityDelegate, UIGesture
public func transaction(deleteIndices: [ListViewDeleteItem], insertIndicesAndItems: [ListViewInsertItem], updateIndicesAndItems: [ListViewUpdateItem], options: ListViewDeleteAndInsertOptions, scrollToItem: ListViewScrollToItem? = nil, additionalScrollDistance: CGFloat = 0.0, updateSizeAndInsets: ListViewUpdateSizeAndInsets? = nil, stationaryItemRange: (Int, Int)? = nil, updateOpaqueState: Any?, completion: @escaping (ListViewDisplayedItemRange) -> Void = { _ in }) { public func transaction(deleteIndices: [ListViewDeleteItem], insertIndicesAndItems: [ListViewInsertItem], updateIndicesAndItems: [ListViewUpdateItem], options: ListViewDeleteAndInsertOptions, scrollToItem: ListViewScrollToItem? = nil, additionalScrollDistance: CGFloat = 0.0, updateSizeAndInsets: ListViewUpdateSizeAndInsets? = nil, stationaryItemRange: (Int, Int)? = nil, updateOpaqueState: Any?, completion: @escaping (ListViewDisplayedItemRange) -> Void = { _ in }) {
if deleteIndices.isEmpty && insertIndicesAndItems.isEmpty && updateIndicesAndItems.isEmpty && scrollToItem == nil && updateSizeAndInsets == nil && additionalScrollDistance.isZero { if deleteIndices.isEmpty && insertIndicesAndItems.isEmpty && updateIndicesAndItems.isEmpty && scrollToItem == nil && updateSizeAndInsets == nil && additionalScrollDistance.isZero {
if let updateOpaqueState = updateOpaqueState {
self.opaqueTransactionState = updateOpaqueState
}
completion(self.immediateDisplayedItemRange()) completion(self.immediateDisplayedItemRange())
return return
} }
@ -1351,6 +1354,10 @@ open class ListView: ASDisplayNode, UIScrollViewAccessibilityDelegate, UIGesture
self.updateScroller(transition: .immediate) self.updateScroller(transition: .immediate)
if let updateOpaqueState = updateOpaqueState {
self.opaqueTransactionState = updateOpaqueState
}
completion() completion()
return return
} }