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-rw-r--r--Hotline/Utility/ObservableScrollView.swift42
1 files changed, 0 insertions, 42 deletions
diff --git a/Hotline/Utility/ObservableScrollView.swift b/Hotline/Utility/ObservableScrollView.swift
deleted file mode 100644
index 05688f1..0000000
--- a/Hotline/Utility/ObservableScrollView.swift
+++ /dev/null
@@ -1,42 +0,0 @@
-import SwiftUI
-
-struct ScrollViewOffsetPreferenceKey: PreferenceKey {
- typealias Value = CGFloat
- static var defaultValue = CGFloat.zero
- static func reduce(value: inout Value, nextValue: () -> Value) {
- value += nextValue()
- }
-}
-
-struct ObservableScrollView<Content>: View where Content: View {
- @Namespace var scrollSpace
- @Binding var scrollOffset: CGFloat
- let content: () -> Content
-
- init(
- scrollOffset: Binding<CGFloat>,
- @ViewBuilder content: @escaping () -> Content
- ) {
- _scrollOffset = scrollOffset
- self.content = content
- }
-
- var body: some View {
- ScrollView {
- content()
- .background(
- GeometryReader { geo in
- let offset = -geo.frame(in: .named(scrollSpace)).minY
- Color.clear
- .preference(
- key: ScrollViewOffsetPreferenceKey.self,
- value: offset)
- })
-
- }
- .coordinateSpace(name: scrollSpace)
- .onPreferenceChange(ScrollViewOffsetPreferenceKey.self) { value in
- scrollOffset = value
- }
- }
-}