From 5a5364ad3b32851596e2601338037e17744ef0ee Mon Sep 17 00:00:00 2001
From: Shadowfacts <me@shadowfacts.net>
Date: Sat, 9 Jul 2022 11:02:01 -0400
Subject: [PATCH] Use iOS 16 API for disabling compose attachment list
 scrolling

---
 Tusker/Screens/Compose/ComposeAttachmentsList.swift | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/Tusker/Screens/Compose/ComposeAttachmentsList.swift b/Tusker/Screens/Compose/ComposeAttachmentsList.swift
index 0d2f30f5..063ca36f 100644
--- a/Tusker/Screens/Compose/ComposeAttachmentsList.swift
+++ b/Tusker/Screens/Compose/ComposeAttachmentsList.swift
@@ -70,7 +70,9 @@ struct ComposeAttachmentsList: View {
             .listRowInsets(EdgeInsets(top: cellPadding / 2, leading: cellPadding / 2, bottom: cellPadding / 2, trailing: cellPadding / 2))
         }
         .listStyle(PlainListStyle())
+        // todo: scrollDisabled doesn't remove the need for manually calculating the frame height
         .frame(height: totalListHeight)
+        .scrollDisabledIfAvailable(totalHeight: totalListHeight)
         .onAppear(perform: self.didAppear)
         .onReceive(draft.$attachments, perform: self.attachmentsChanged)
     }
@@ -212,6 +214,16 @@ fileprivate extension View {
             self
         }
     }
+    
+    @available(iOS, obsoleted: 16.0)
+    @ViewBuilder
+    func scrollDisabledIfAvailable(totalHeight: CGFloat) -> some View {
+        if #available(iOS 16.0, *) {
+            self.scrollDisabled(true)
+        } else {
+            self.frame(height: totalHeight)
+        }
+    }
 }
 
 @available(iOS 16.0, *)