Never display route selection for iPad apps run on macOS or Catalyst (#…

…1052)

Sources/Player/Player.docc/Articles/airplay/airplay-article.md

@@ -9,7 +9,7 @@ Enable video and audio wireless sharing to Apple TV or AirPlay‑enabled receive
 
 ## Overview
 
-> Important: AirPlay integration is only meaningful for iOS apps.
+> Important: AirPlay integration is only meaningful for iOS apps. Note that iPad apps run on macOS or using Catalyst do not support AirPlay either.
 
 ``Player`` natively supports [AirPlay](https://developer.apple.com/airplay/) to compatible receivers. Enabling AirPlay in your app requires some general setup as well as activation on a player basis.
 

Sources/Player/UserInterface/RoutePickerView.swift

@@ -7,13 +7,38 @@
 import AVKit
 import SwiftUI
 
+private struct _RoutePickerView: UIViewRepresentable {
+    let prioritizesVideoDevices: Bool
+    let activeTintColor: Color?
+
+    func makeUIView(context: Context) -> AVRoutePickerView {
+        AVRoutePickerView()
+    }
+
+    func updateUIView(_ uiView: AVRoutePickerView, context: Context) {
+        uiView.prioritizesVideoDevices = prioritizesVideoDevices
+        if let activeTintColor {
+            uiView.activeTintColor = UIColor(activeTintColor)
+        }
+    }
+}
+
 /// A button to pick a playback route.
 ///
-/// Behavior: h-exp, v-exp
-public struct RoutePickerView: UIViewRepresentable {
+/// > Important: This button is not available for iPad applications run on macOS or using Catalyst.
+public struct RoutePickerView: View {
     private var prioritizesVideoDevices: Bool
     private var activeTintColor: Color?
 
+    public var body: some View {
+        if !ProcessInfo.processInfo.isRunningOnMac {
+            _RoutePickerView(prioritizesVideoDevices: prioritizesVideoDevices, activeTintColor: activeTintColor)
+        }
+        else {
+            EmptyView()
+        }
+    }
+
     /// Creates a route picker button.
     ///
     /// - Parameter prioritizesVideoDevices: A Boolean setting whether or not the route picker should sort video
@@ -22,17 +47,6 @@ public struct RoutePickerView: UIViewRepresentable {
     public init(prioritizesVideoDevices: Bool = false) {
         self.prioritizesVideoDevices = prioritizesVideoDevices
     }
-
-    public func makeUIView(context: Context) -> AVRoutePickerView {
-        AVRoutePickerView()
-    }
-
-    public func updateUIView(_ uiView: AVRoutePickerView, context: Context) {
-        uiView.prioritizesVideoDevices = prioritizesVideoDevices
-        if let activeTintColor {
-            uiView.activeTintColor = UIColor(activeTintColor)
-        }
-    }
 }
 
 public extension RoutePickerView {