1 files changed, 7 insertions, 1 deletions
diff --git a/core/src/window/id.rs b/core/src/window/id.rs
index 1a75fa27..5d5a817e 100644
--- a/core/src/window/id.rs
+++ b/core/src/window/id.rs
@@ -1,5 +1,5 @@
+use std::fmt;
 use std::hash::Hash;
-
 use std::sync::atomic::{self, AtomicU64};
 
 /// The id of the window.
@@ -14,3 +14,9 @@ impl Id {
         Id(COUNT.fetch_add(1, atomic::Ordering::Relaxed))
     }
 }
+
+impl fmt::Display for Id {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        self.0.fmt(f)
+    }
+}