ThePain/Swiftgram
1
0
Fork 0
mirror of https://github.com/Swiftgram/Telegram-iOS.git synced 2025-12-23 22:55:00 +00:00
Code Issues Packages Projects Releases Wiki Activity

Fix scroll views not ignoring content touches for transferred deceleration

Browse Source
This commit is contained in:
Ilya Laktyushin
2023-01-11 19:59:55 +04:00
parent 1910062888
commit 09980ea42b
3 changed files with 22 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

16
submodules/SparseItemGrid/Sources/SparseItemGrid.swift
View File

@@ -437,8 +437,16 @@ public final class SparseItemGrid: ASDisplayNode {
}
let zoomLevel: ZoomLevel
class ScrollView: UIScrollView {
var forceDecelerating = false
override var isDecelerating: Bool {
return self.forceDecelerating || super.isDecelerating
}
}
let scrollView: UIScrollView
let scrollView: ScrollView
private let shimmer: Shimmer
var theme: PresentationTheme
@@ -468,7 +476,7 @@ public final class SparseItemGrid: ASDisplayNode {
self.maybeLoadHoleAnchor = maybeLoadHoleAnchor
self.coveringOffsetUpdated = coveringOffsetUpdated
self.scrollView = UIScrollView()
self.scrollView = ScrollView()
if #available(iOSApplicationExtension 11.0, iOS 11.0, *) {
self.scrollView.contentInsetAdjustmentBehavior = .never
}
@@ -502,6 +510,7 @@ public final class SparseItemGrid: ASDisplayNode {
@objc func scrollViewWillBeginDragging(_ scrollView: UIScrollView) {
self.items?.itemBinding.didScroll()
if let decelerationAnimator = self.decelerationAnimator {
self.scrollView.forceDecelerating = false
self.decelerationAnimator = nil
decelerationAnimator.invalidate()
}
@@ -803,6 +812,7 @@ public final class SparseItemGrid: ASDisplayNode {
let startTime = CACurrentMediaTime()
var currentOffset = self.scrollView.contentOffset
let decelerationRate: CGFloat = 0.998
self.scrollView.forceDecelerating = true
self.scrollViewDidEndDragging(self.scrollView, willDecelerate: true)
self.decelerationAnimator = ConstantDisplayLinkAnimator(update: { [weak self] in
guard let strongSelf = self else {
@@ -833,6 +843,7 @@ public final class SparseItemGrid: ASDisplayNode {
strongSelf.scrollViewDidScroll(strongSelf.scrollView)
if didEnd {
strongSelf.scrollViewDidEndDecelerating(strongSelf.scrollView)
strongSelf.scrollView.forceDecelerating = false
}
})
self.decelerationAnimator?.isPaused = false
@@ -1045,6 +1056,7 @@ public final class SparseItemGrid: ASDisplayNode {
return nil
}
if let decelerationAnimator = strongSelf.decelerationAnimator {
strongSelf.scrollView.forceDecelerating = false
strongSelf.decelerationAnimator = nil
decelerationAnimator.invalidate()
}