need to add gamepad events

src/util/tr_event.rs

@@ -0,0 +1,18 @@
+use winit::window::WindowId;
+use winit::event::{WindowEvent, DeviceId, DeviceEvent};
+
+enum TrEvent {
+
+    // WindowEvent {
+    //     window_id: WindowId,
+    //     event: WindowEvent<'a>,
+    // },
+
+    /// Emitted when the OS sends an event to a device.
+    DeviceEvent {
+        device_id: DeviceId,
+        event: DeviceEvent,
+    },
+
+
+}