3 files changed, 60 insertions, 0 deletions
diff --git a/components/script/dom/mod.rs b/components/script/dom/mod.rs
index ff1688fb6c3..4e9f49e46f9 100644
--- a/components/script/dom/mod.rs
+++ b/components/script/dom/mod.rs
@@ -540,6 +540,7 @@ pub mod xmlhttprequestupload;
 pub mod xmlserializer;
 pub mod xr;
 pub mod xrframe;
+pub mod xrinputsource;
 pub mod xrlayer;
 pub mod xrpose;
 pub mod xrreferencespace;
diff --git a/components/script/dom/webidls/XRInputSource.webidl b/components/script/dom/webidls/XRInputSource.webidl
new file mode 100644
index 00000000000..813d14e4615
--- /dev/null
+++ b/components/script/dom/webidls/XRInputSource.webidl
@@ -0,0 +1,26 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/. */
+
+// https://immersive-web.github.io/webxr/#xrinputsource-interface
+
+enum XRHandedness {
+  "none",
+  "left",
+  "right"
+};
+
+enum XRTargetRayMode {
+  "gaze",
+  "tracked-pointer",
+  "screen"
+};
+
+[SecureContext, Exposed=Window, Pref="dom.webxr.enabled"]
+interface XRInputSource {
+  // [SameObject] readonly attribute XRHandedness handedness;
+  // [SameObject] readonly attribute XRTargetRayMode targetRayMode;
+  // [SameObject] readonly attribute XRSpace targetRaySpace;
+  // [SameObject] readonly attribute XRSpace? gripSpace;
+  // [SameObject] readonly attribute Gamepad? gamepad;
+};
diff --git a/components/script/dom/xrinputsource.rs b/components/script/dom/xrinputsource.rs
new file mode 100644
index 00000000000..1e0592f3c12
--- /dev/null
+++ b/components/script/dom/xrinputsource.rs
@@ -0,0 +1,33 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/. */
+
+use crate::dom::bindings::codegen::Bindings::XRInputSourceBinding;
+use crate::dom::bindings::reflector::{Reflector, reflect_dom_object};
+use crate::dom::bindings::root::{Dom, DomRoot};
+use crate::dom::globalscope::GlobalScope;
+use crate::dom::xrsession::XRSession;
+use dom_struct::dom_struct;
+
+#[dom_struct]
+pub struct XRInputSource {
+    reflector: Reflector,
+    session: Dom<XRSession>,
+}
+
+impl XRInputSource {
+    pub fn new_inherited(session: &XRSession) -> XRInputSource {
+        XRInputSource {
+            reflector: Reflector::new(),
+            session: Dom::from_ref(session),
+        }
+    }
+
+    pub fn new(global: &GlobalScope, session: &XRSession) -> DomRoot<XRInputSource> {
+        reflect_dom_object(
+            Box::new(XRInputSource::new_inherited(session)),
+            global,
+            XRInputSourceBinding::Wrap,
+        )
+    }
+}