diff --git a/examples/open_window.rs b/examples/open_window.rs
index ed3d0fc..b248b55 100644
--- a/examples/open_window.rs
+++ b/examples/open_window.rs
@@ -14,7 +14,7 @@ struct OpenWindowExample {
 }
 
 impl WindowHandler for OpenWindowExample {
-    fn on_frame(&mut self) {
+    fn on_frame(&mut self, _window: &mut Window) {
         while let Ok(message) = self.rx.pop() {
             println!("Message: {:?}", message);
         }
diff --git a/src/macos/window.rs b/src/macos/window.rs
index 3ff19bb..8841e8e 100644
--- a/src/macos/window.rs
+++ b/src/macos/window.rs
@@ -217,15 +217,14 @@ impl WindowState {
         &mut *(state_ptr as *mut Self)
     }
 
-    pub(super) fn trigger_event(&mut self, event: Event){
-        self.window_handler.on_event(
-            &mut crate::Window::new(&mut self.window),
-            event
-        );
+    pub(super) fn trigger_event(&mut self, event: Event) {
+        self.window_handler
+            .on_event(&mut crate::Window::new(&mut self.window), event);
     }
 
-    pub(super) fn trigger_frame(&mut self){
-        self.window_handler.on_frame()
+    pub(super) fn trigger_frame(&mut self) {
+        self.window_handler
+            .on_frame(&mut crate::Window::new(&mut self.window));
     }
 
     pub(super) fn process_native_key_event(
@@ -236,11 +235,11 @@ impl WindowState {
     }
 
     /// Don't call until WindowState pointer is stored in view
-    unsafe fn setup_timer(window_state_ptr: *mut WindowState){
+    unsafe fn setup_timer(window_state_ptr: *mut WindowState) {
         extern "C" fn timer_callback(
             _: *mut __CFRunLoopTimer,
             window_state_ptr: *mut c_void,
-        ){
+        ) {
             unsafe {
                 let window_state = &mut *(
                     window_state_ptr as *mut WindowState
@@ -276,8 +275,8 @@ impl WindowState {
     }
 
     /// Call when freeing view
-    pub(super) unsafe fn remove_timer(&mut self){
-        if let Some(frame_timer) = self.frame_timer.take(){
+    pub(super) unsafe fn remove_timer(&mut self) {
+        if let Some(frame_timer) = self.frame_timer.take() {
             CFRunLoop::get_current()
                 .remove_timer(&frame_timer, kCFRunLoopDefaultMode);
         }
diff --git a/src/win/window.rs b/src/win/window.rs
index 57c762f..6d4de61 100644
--- a/src/win/window.rs
+++ b/src/win/window.rs
@@ -137,7 +137,7 @@ unsafe extern "system" fn wnd_proc(
             WM_TIMER => {
                 match wparam {
                     WIN_FRAME_TIMER => {
-                        (&*window_state_ptr).borrow_mut().handler.on_frame();
+                        (&*window_state_ptr).borrow_mut().handler.on_frame(&mut window);
                     }
                     _ => (),
                 }
diff --git a/src/window.rs b/src/window.rs
index 480f2ce..88f5340 100644
--- a/src/window.rs
+++ b/src/window.rs
@@ -13,7 +13,7 @@ use crate::win as platform;
 use crate::x11 as platform;
 
 pub trait WindowHandler {
-    fn on_frame(&mut self);
+    fn on_frame(&mut self, window: &mut Window);
     fn on_event(&mut self, window: &mut Window, event: Event);
 }
 
diff --git a/src/x11/window.rs b/src/x11/window.rs
index 0cfe30ec..f0e7f0a 100644
--- a/src/x11/window.rs
+++ b/src/x11/window.rs
@@ -273,7 +273,7 @@ impl Window {
         while self.event_loop_running {
             let now = Instant::now();
             let until_next_frame = if now > next_frame {
-                handler.on_frame();
+                handler.on_frame(&mut crate::Window::new(self));
 
                 next_frame = Instant::now() + self.frame_interval;
                 self.frame_interval