From 8b43d43caf0640e49dbcb724c0337b670f293f70 Mon Sep 17 00:00:00 2001
From: Ryan McGrath <ryan@rymc.io>
Date: Wed, 17 Aug 2022 16:01:58 -0700
Subject: [PATCH] Block off AppKit animator proxy to fix iOS compiling

---
 src/layout/constraint.rs | 13 ++++++++++---
 src/layout/mod.rs        |  3 +++
 src/view/mod.rs          | 17 +++++++++++++----
 3 files changed, 26 insertions(+), 7 deletions(-)

diff --git a/src/layout/constraint.rs b/src/layout/constraint.rs
index 1353239..91ecda9 100644
--- a/src/layout/constraint.rs
+++ b/src/layout/constraint.rs
@@ -10,6 +10,7 @@ use objc_id::ShareId;
 
 use crate::foundation::{id, NO, YES};
 
+#[cfg(all(feature = "appkit", target_os = "macos"))]
 use super::LayoutConstraintAnimatorProxy;
 
 /// A wrapper for `NSLayoutConstraint`. This both acts as a central path through which to activate
@@ -31,18 +32,22 @@ pub struct LayoutConstraint {
     pub priority: f64,
 
     /// An animator proxy that can be used inside animation contexts.
-    pub animator: LayoutConstraintAnimatorProxy
+    /// This is currently only supported on macOS with the `appkit` feature.
+    #[cfg(all(feature = "appkit", target_os = "macos"))]
+    pub animator: LayoutConstraintAnimatorProxy,
 }
 
 impl LayoutConstraint {
     /// An internal method for wrapping existing constraints.
     pub(crate) fn new(object: id) -> Self {
         LayoutConstraint {
+            #[cfg(all(feature = "appkit", target_os = "macos"))]
             animator: LayoutConstraintAnimatorProxy::new(object),
+
             constraint: unsafe { ShareId::from_ptr(object) },
             offset: 0.0,
             multiplier: 0.0,
-            priority: 0.0
+            priority: 0.0,
         }
     }
 
@@ -55,11 +60,13 @@ impl LayoutConstraint {
         }
 
         LayoutConstraint {
+            #[cfg(all(feature = "appkit", target_os = "macos"))]
             animator: self.animator,
+
             constraint: self.constraint,
             offset: offset,
             multiplier: self.multiplier,
-            priority: self.priority
+            priority: self.priority,
         }
     }
 
diff --git a/src/layout/mod.rs b/src/layout/mod.rs
index 62d0392..38bafee 100644
--- a/src/layout/mod.rs
+++ b/src/layout/mod.rs
@@ -6,7 +6,10 @@
 mod traits;
 pub use traits::Layout;
 
+#[cfg(all(feature = "appkit", target_os = "macos"))]
 mod animator;
+
+#[cfg(all(feature = "appkit", target_os = "macos"))]
 pub use animator::LayoutConstraintAnimatorProxy;
 
 #[cfg(feature = "autolayout")]
diff --git a/src/view/mod.rs b/src/view/mod.rs
index cc75c0e..98c9466 100644
--- a/src/view/mod.rs
+++ b/src/view/mod.rs
@@ -58,7 +58,10 @@ use crate::layout::{LayoutAnchorDimension, LayoutAnchorX, LayoutAnchorY, SafeAre
 #[cfg(feature = "appkit")]
 use crate::pasteboard::PasteboardType;
 
+#[cfg(all(feature = "appkit", target_os = "macos"))]
 mod animator;
+
+#[cfg(all(feature = "appkit", target_os = "macos"))]
 pub use animator::ViewAnimatorProxy;
 
 #[cfg_attr(feature = "appkit", path = "appkit.rs")]
@@ -94,6 +97,9 @@ pub struct View<T = ()> {
     pub objc: ObjcProperty,
 
     /// An object that supports limited animations. Can be cloned into animation closures.
+    ///
+    /// This is currently only supported on macOS with the `appkit` feature.
+    #[cfg(all(feature = "appkit", target_os = "macos"))]
     pub animator: ViewAnimatorProxy,
 
     /// References the underlying layer. This is consistent across AppKit & UIKit - in AppKit
@@ -145,7 +151,7 @@ pub struct View<T = ()> {
 
     /// A pointer to the Objective-C runtime center Y layout constraint.
     #[cfg(feature = "autolayout")]
-    pub center_y: LayoutAnchorY
+    pub center_y: LayoutAnchorY,
 }
 
 impl Default for View {
@@ -209,8 +215,9 @@ impl View {
 
             layer: Layer::wrap(unsafe { msg_send![view, layer] }),
 
+            #[cfg(all(feature = "appkit", target_os = "macos"))]
             animator: ViewAnimatorProxy::new(view),
-            objc: ObjcProperty::retain(view)
+            objc: ObjcProperty::retain(view),
         }
     }
 
@@ -222,7 +229,7 @@ impl View {
 
 impl<T> View<T>
 where
-    T: ViewDelegate + 'static
+    T: ViewDelegate + 'static,
 {
     /// Initializes a new View with a given `ViewDelegate`. This enables you to respond to events
     /// and customize the view as a module, similar to class-based systems.
@@ -256,6 +263,8 @@ impl<T> View<T> {
             is_handle: true,
             layer: self.layer.clone(),
             objc: self.objc.clone(),
+
+            #[cfg(all(feature = "appkit", target_os = "macos"))]
             animator: self.animator.clone(),
 
             #[cfg(feature = "autolayout")]
@@ -289,7 +298,7 @@ impl<T> View<T> {
             center_x: self.center_x.clone(),
 
             #[cfg(feature = "autolayout")]
-            center_y: self.center_y.clone()
+            center_y: self.center_y.clone(),
         }
     }