Fix MediaTimeline screen header iOS 26 crash, update remaining version predicates.

Author: stefanceriu

ElementX/Sources/Other/Extensions/PlatformViewVersionPredicate.swift

@@ -6,28 +6,28 @@
 //
 
 import SwiftUI
-import SwiftUIIntrospect
+@_spi(Advanced) import SwiftUIIntrospect
 
 extension PlatformViewVersionPredicate<TextFieldType, UITextField> {
     static var supportedVersions: Self {
-        .iOS(.v17, .v18)
+        .iOS(.v16...)
     }
 }
 
 extension PlatformViewVersionPredicate<ScrollViewType, UIScrollView> {
     static var supportedVersions: Self {
-        .iOS(.v17, .v18)
+        .iOS(.v16...)
     }
 }
 
 extension PlatformViewVersionPredicate<ViewControllerType, UIViewController> {
     static var supportedVersions: Self {
-        .iOS(.v17, .v18)
+        .iOS(.v16...)
     }
 }
 
 extension PlatformViewVersionPredicate<NavigationStackType, UINavigationController> {
     static var supportedVersions: Self {
-        .iOS(.v17, .v18)
+        .iOS(.v16...)
     }
 }

ElementX/Sources/Screens/MediaEventsTimelineScreen/View/MediaEventsTimelineScreen.swift

@@ -194,16 +194,12 @@ struct MediaEventsTimelineScreen: View {
     @ToolbarContentBuilder
     private var toolbar: some ToolbarContent {
         ToolbarItem(placement: .principal) {
-            Picker("", selection: $context.screenMode) {
-                Text(L10n.screenMediaBrowserListModeMedia)
-                    .padding()
-                    .tag(MediaEventsTimelineScreenMode.media)
-                Text(L10n.screenMediaBrowserListModeFiles)
-                    .padding()
-                    .tag(MediaEventsTimelineScreenMode.files)
+            if #available(iOS 19, *) {
+                screenModePicker
+            } else {
+                screenModePicker
+                    .frame(idealWidth: .greatestFiniteMagnitude)
             }
-            .pickerStyle(.segmented)
-            .frame(idealWidth: .greatestFiniteMagnitude)
         }
 
         ToolbarItem(placement: .primaryAction) {
@@ -212,6 +208,18 @@ struct MediaEventsTimelineScreen: View {
         }
     }
 
+    private var screenModePicker: some View {
+        Picker("", selection: $context.screenMode) {
+            Text(L10n.screenMediaBrowserListModeMedia)
+                .padding()
+                .tag(MediaEventsTimelineScreenMode.media)
+            Text(L10n.screenMediaBrowserListModeFiles)
+                .padding()
+                .tag(MediaEventsTimelineScreenMode.files)
+        }
+        .pickerStyle(.segmented)
+    }
+    
     func tappedItem(_ item: RoomTimelineItemViewState) {
         context.send(viewAction: .tappedItem(item: item))
     }