content view pointer

src/appkit/window/mod.rs

@@ -50,7 +50,7 @@ pub struct Window<T = ()> {
     pub objc: Id<Object, Shared>,
 
     /// A delegate for this window.
-    pub delegate: Option<Box<T>>
+    pub delegate: Option<Box<T>>,
 }
 
 impl Default for Window {
@@ -108,21 +108,21 @@ impl Window {
 
         Window {
             objc: objc,
-            delegate: None
+            delegate: None,
         }
     }
 
     pub(crate) unsafe fn existing(window: *mut Object) -> Window {
         Window {
             objc: Id::retain(window).unwrap(),
-            delegate: None
+            delegate: None,
         }
     }
 }
 
 impl<T> Window<T>
 where
-    T: WindowDelegate + 'static
+    T: WindowDelegate + 'static,
 {
     /// Constructs a new Window with a `config` and `delegate`. Using a `WindowDelegate` enables
     /// you to respond to window lifecycle events - visibility, movement, and so on. It also
@@ -180,13 +180,13 @@ where
         {
             (&mut delegate).did_load(Window {
                 delegate: None,
-                objc: objc.clone()
+                objc: objc.clone(),
             });
         }
 
         Window {
             objc: objc,
-            delegate: Some(delegate)
+            delegate: Some(delegate),
         }
     }
 }
@@ -338,6 +338,10 @@ impl<T> Window<T> {
         }
     }
 
+    pub unsafe fn content_view_ptr(&self) -> Option<std::ptr::NonNull<std::ffi::c_void>> {
+        std::ptr::NonNull::new(self.content_view() as *mut std::ffi::c_void)
+    }
+
     /// Return the objc ContentView from the window
     pub(crate) unsafe fn content_view(&self) -> id {
         let id: *mut Object = msg_send![&*self.objc, contentView];
@@ -514,7 +518,7 @@ impl<T> Window<T> {
     pub fn begin_sheet<F, W>(&self, window: &Window<W>, completion: F)
     where
         F: Fn() + Send + Sync + 'static,
-        W: WindowDelegate + 'static
+        W: WindowDelegate + 'static,
     {
         let block = ConcreteBlock::new(move |_response: NSInteger| {
             completion();
@@ -529,7 +533,7 @@ impl<T> Window<T> {
     /// Closes a sheet.
     pub fn end_sheet<W>(&self, window: &Window<W>)
     where
-        W: WindowDelegate + 'static
+        W: WindowDelegate + 'static,
     {
         unsafe {
             let _: () = msg_send![&*self.objc, endSheet:&*window.objc];