feat(teipe): initial commit

libeirs/src/seat.rs

@@ -0,0 +1,41 @@
+use std::{ffi::CStr, fmt::Display, ptr::NonNull};
+
+use super::{events::Event, ffi};
+
+pub use ffi::ei_device_capability as DeviceCapability;
+
+pub struct Seat {
+    seat: NonNull<ffi::ei_seat>,
+}
+
+impl Seat {
+    pub fn from_event(event: &Event) -> Option<Self> {
+        let seat = unsafe {
+            let seat = ffi::ei_event_get_seat(event.as_raw());
+            ffi::ei_seat_ref(seat)
+        };
+        NonNull::new(seat).map(|seat| Self { seat })
+    }
+
+    pub fn bind_capabilities(&self, capabilities: DeviceCapability) {
+        unsafe {
+            ffi::ei_seat_bind_capabilities(self.seat.as_ptr(), capabilities, 0);
+        }
+    }
+}
+
+impl Display for Seat {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        let str = unsafe { CStr::from_ptr(ffi::ei_seat_get_name(self.seat.as_ptr())) }
+            .to_str()
+            .unwrap();
+        write!(f, "{str}")
+    }
+}
+
+impl Drop for Seat {
+    fn drop(&mut self) {
+        log::trace!("Dropping seat {self}");
+        unsafe { ffi::ei_seat_unref(self.seat.as_ptr()) };
+    }
+}