Unlock a scroll view when untracked

scenee · Dec 4, 2021 · e39f634 · e39f634
1 parent 5851fd7
commit e39f634
Showing 1 changed file with 13 additions and 0 deletions.
diff --git a/Sources/Core.swift b/Sources/Core.swift
@@ -17,6 +17,19 @@ class Core: NSObject, UIGestureRecognizerDelegate {
         didSet {
             oldValue?.panGestureRecognizer.removeTarget(self, action: nil)
             scrollView?.panGestureRecognizer.addTarget(self, action: #selector(handle(panGesture:)))
+            if let cur = scrollView {
+                if oldValue == nil {
+                    initialScrollOffset = cur.contentOffset
+                    scrollBounce = cur.bounces
+                    scrollIndictorVisible = cur.showsVerticalScrollIndicator
+                }
+            } else {
+                if let pre = oldValue {
+                    pre.isDirectionalLockEnabled = false
+                    pre.bounces = scrollBounce
+                    pre.showsVerticalScrollIndicator = scrollIndictorVisible
+                }
+            }
         }
     }