Add get_nsview to WindowExt for MacOS

src/api/cocoa/mod.rs

@@ -30,7 +30,9 @@ use std::str::FromStr;
 use std::str::from_utf8;
 use std::sync::Mutex;
 use std::ops::Deref;
+use std::os::raw::c_void;
 
+use os::macos::WindowExt;
 use events::ElementState;
 use events::{self, MouseButton, TouchPhase};
 
@@ -177,6 +179,18 @@ pub struct Window {
 unsafe impl Send for Window {}
 unsafe impl Sync for Window {}
 
+impl WindowExt for Window {
+    #[inline]
+    fn get_nswindow(&self) -> *mut c_void {
+        *self.window as *mut c_void
+    }
+
+    #[inline]
+    fn get_nsview(&self) -> *mut c_void {
+        *self.view as *mut c_void
+    }
+}
+
 #[derive(Clone)]
 pub struct WindowProxy;
 

src/os/macos.rs

@@ -9,15 +9,13 @@ use {Window, WindowBuilder};
 pub trait WindowExt {
     /// Returns a pointer to the cocoa `NSWindow` that is used by this window.
     ///
-    /// The pointer will become invalid when the glutin `Window` is destroyed.
+    /// The pointer will become invalid when the `Window` is destroyed.
     fn get_nswindow(&self) -> *mut c_void;
-}
 
-impl WindowExt for Window {
-    #[inline]
-    fn get_nswindow(&self) -> *mut c_void {
-        self.window.platform_window() as *mut c_void
-    }
+    /// Returns a pointer to the cocoa `NSView` that is used by this window.
+    ///
+    /// The pointer will become invalid when the `Window` is destroyed.
+    fn get_nsview(&self) -> *mut c_void;
 }
 
 /// Corresponds to `NSApplicationActivationPolicy`.