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Code Issues Packages Projects Releases Wiki Activity

Web app improvements

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This commit is contained in:
Ilya Laktyushin
2022-04-01 14:36:12 +04:00
parent 1dd34bb4a8
commit c24af412cc
2 changed files with 22 additions and 8 deletions
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16
submodules/WebUI/Sources/WebAppWebView.swift
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@@ -112,15 +112,27 @@ final class WebAppWebView: WKWebView {
if panning {
let fixedPositionViews = findFixedPositionViews(webView: self, classes: self.fixedPositionClasses)
if fixedPositionViews.count != self.currentFixedViews.count {
reset()
var existing: [String: (UIView, UIView)] = [:]
for (className, originalView, snapshotView) in self.currentFixedViews {
existing[className] = (originalView, snapshotView)
}
var updatedFixedViews: [(String, UIView, UIView)] = []
for (className, view) in fixedPositionViews {
if let snapshotView = view.snapshotView(afterScreenUpdates: false) {
if let (_, existingSnapshotView) = existing[className] {
updatedFixedViews.append((className, view, existingSnapshotView))
existing[className] = nil
} else if let snapshotView = view.snapshotView(afterScreenUpdates: false) {
updatedFixedViews.append((className, view, snapshotView))
self.addSubview(snapshotView)
}
}
for (_, originalAndSnapshotView) in existing {
originalAndSnapshotView.0.isHidden = false
originalAndSnapshotView.1.removeFromSuperview()
}
self.currentFixedViews = updatedFixedViews
}
transition.updateFrame(view: self, frame: frame)