Add support for squeeze events

components/atoms/static_atoms.txt

@@ -107,6 +107,9 @@ selectend
 selectstart
 serif
 signalingstatechange
+squeeze
+squeezeend
+squeezestart
 srclang
 statechange
 stroke

components/script/dom/webidls/XRSession.webidl

@@ -39,8 +39,11 @@ interface XRSession : EventTarget {
   // // Events
   attribute EventHandler onend;
   attribute EventHandler onselect;
+  attribute EventHandler onsqueeze;
   // attribute EventHandler oninputsourceschange;
   attribute EventHandler onselectstart;
   attribute EventHandler onselectend;
+  attribute EventHandler onsqueezestart;
+  attribute EventHandler onsqueezeend;
   attribute EventHandler onvisibilitychange;
 };

components/script/dom/xrsession.rs

@@ -218,16 +218,22 @@ impl XRSession {
                 let event = XRSessionEvent::new(&self.global(), atom!("end"), false, false, self);
                 event.upcast::<Event>().fire(self.upcast());
             },
-            XREvent::Select(input, kind, frame) => {
+            XREvent::Select(input, is_squeeze, kind, frame) => {
+                use servo_atoms::Atom;
+                const START_ATOMS: [Atom; 2] = [atom!("selectstart"), atom!("squeezestart")];
+                const EVENT_ATOMS: [Atom; 2] = [atom!("select"), atom!("squeeze")];
+                const END_ATOMS: [Atom; 2] = [atom!("selectend"), atom!("squeezeend")];
+
                 // https://immersive-web.github.io/webxr/#primary-action
                 let source = self.input_sources.find(input);
+                let atom_index = if is_squeeze { 1 } else { 0 };
                 if let Some(source) = source {
                     let frame = XRFrame::new(&self.global(), self, frame);
                     frame.set_active(true);
                     if kind == SelectEvent::Start {
                         let event = XRInputSourceEvent::new(
                             &self.global(),
-                            atom!("selectstart"),
+                            START_ATOMS[atom_index],
                             false,
                             false,
                             &frame,
@@ -238,7 +244,7 @@ impl XRSession {
                         if kind == SelectEvent::Select {
                             let event = XRInputSourceEvent::new(
                                 &self.global(),
-                                atom!("select"),
+                                EVENT_ATOMS[atom_index],
                                 false,
                                 false,
                                 &frame,
@@ -248,7 +254,7 @@ impl XRSession {
                         }
                         let event = XRInputSourceEvent::new(
                             &self.global(),
-                            atom!("selectend"),
+                            END_ATOMS[atom_index],
                             false,
                             false,
                             &frame,
@@ -353,6 +359,15 @@ impl XRSessionMethods for XRSession {
     /// https://immersive-web.github.io/webxr/#eventdef-xrsession-selectend
     event_handler!(selectend, GetOnselectend, SetOnselectend);
 
+    /// https://immersive-web.github.io/webxr/#eventdef-xrsession-squeeze
+    event_handler!(squeeze, GetOnsqueeze, SetOnsqueeze);
+
+    /// https://immersive-web.github.io/webxr/#eventdef-xrsession-squeezestart
+    event_handler!(squeezestart, GetOnsqueezestart, SetOnsqueezestart);
+
+    /// https://immersive-web.github.io/webxr/#eventdef-xrsession-squeezeend
+    event_handler!(squeezeend, GetOnsqueezeend, SetOnsqueezeend);
+
     /// https://immersive-web.github.io/webxr/#eventdef-xrsession-visibilitychange
     event_handler!(
         visibilitychange,

tests/wpt/metadata/webxr/idlharness.https.window.js.ini

@@ -169,13 +169,3 @@
 
   [WebGLRenderingContext includes WebGLRenderingContextBase: member names are unique]
     expected: FAIL
-
-  [XRSession interface: attribute onsqueeze]
-    expected: FAIL
-
-  [XRSession interface: attribute onsqueezestart]
-    expected: FAIL
-
-  [XRSession interface: attribute onsqueezeend]
-    expected: FAIL
-