feat(engine): add Window function to set focus callback

1 files changed, 7 insertions, 0 deletions

diff --git a/engine/src/window.rs b/engine/src/window.rs
index fde2cca..eed7901 100644
--- a/engine/src/window.rs
+++ b/engine/src/window.rs
@@ -169,6 +169,13 @@ impl Window
     {
         self.inner.set_close_callback(callback);
     }
+
+    /// Sets the window's focus callback. The callback is called when the window loses or
+    /// gains input focus.
+    pub fn set_focus_callback(&self, callback: impl Fn(bool) + 'static)
+    {
+        self.inner.set_focus_callback(callback);
+    }
 }
 
 /// [`Window`] builder.