Implement new modifier API

lighthouse-protocol/src/input/input_event.rs

@@ -15,7 +15,7 @@ pub enum InputEvent {
 mod tests {
     use serde_json::json;
 
-    use crate::{EventSource, GamepadAxisEvent, GamepadButtonEvent, GamepadControlEvent, GamepadEvent, InputEvent, KeyEvent, MouseButton, MouseEvent, Pos};
+    use crate::{EventSource, GamepadAxisEvent, GamepadButtonEvent, GamepadControlEvent, GamepadEvent, InputEvent, KeyEvent, KeyModifiers, MouseButton, MouseEvent, Pos};
 
     #[test]
     fn key_event() {
@@ -26,20 +26,19 @@ mod tests {
                 "down": true,
                 "repeat": false,
                 "code": "ArrowUp",
-                "altKey": false,
-                "ctrlKey": false,
-                "metaKey": false,
-                "shiftKey": false,
+                "modifiers": {
+                    "alt": false,
+                    "ctrl": false,
+                    "meta": false,
+                    "shift": false,
+                },
             })).unwrap(),
             InputEvent::Key(KeyEvent {
                 source: EventSource::Int(0),
                 down: true,
                 repeat: false,
                 code: "ArrowUp".into(),
-                alt_key: false,
-                ctrl_key: false,
-                meta_key: false,
-                shift_key: false,
+                modifiers: KeyModifiers::default(),
             })
         );
     }

lighthouse-protocol/src/input/key_event.rs

@@ -1,6 +1,6 @@
 use serde::{Deserialize, Serialize};
 
-use super::EventSource;
+use super::{EventSource, KeyModifiers};
 
 /// A keyboard event.
 #[derive(Debug, Serialize, Deserialize, PartialEq, Eq, Clone)]
@@ -14,12 +14,6 @@ pub struct KeyEvent {
     pub repeat: bool,
     /// The key pressed, see the docs on JS's `KeyboardEvent.code` for details.
     pub code: String, // TODO: Extract stronger `Key` type
-    /// Whether the alt key is held.
-    pub alt_key: bool,
-    /// Whether the ctrl key is held.
-    pub ctrl_key: bool,
-    /// Whether the meta key is held.
-    pub meta_key: bool,
-    /// Whether the shiftKey key is held.
-    pub shift_key: bool,
+    /// The held key modifiers.
+    pub modifiers: KeyModifiers,
 }

lighthouse-protocol/src/input/key_modifiers.rs

@@ -0,0 +1,26 @@
+use serde::{Deserialize, Serialize};
+
+/// A keyboard event.
+#[derive(Debug, Serialize, Deserialize, PartialEq, Eq, Clone)]
+#[serde(rename_all = "camelCase")]
+pub struct KeyModifiers {
+    /// Whether the alt key is held.
+    pub alt: bool,
+    /// Whether the ctrl key is held.
+    pub ctrl: bool,
+    /// Whether the meta key is held.
+    pub meta: bool,
+    /// Whether the shiftKey key is held.
+    pub shift: bool,
+}
+
+impl Default for KeyModifiers {
+    fn default() -> Self {
+        Self {
+            alt: false,
+            ctrl: false,
+            meta: false,
+            shift: false,
+        }
+    }
+}

lighthouse-protocol/src/input/mod.rs

@@ -5,6 +5,7 @@ mod gamepad_control_event;
 mod gamepad_event;
 mod input_event;
 mod key_event;
+mod key_modifiers;
 mod legacy_input_event;
 mod mouse_button;
 mod mouse_event;
@@ -16,6 +17,7 @@ pub use gamepad_control_event::*;
 pub use gamepad_event::*;
 pub use input_event::*;
 pub use key_event::*;
+pub use key_modifiers::*;
 pub use legacy_input_event::*;
 pub use mouse_button::*;
 pub use mouse_event::*;