autocommit 2022-03-09 14:01:21 CET

src/libinput/device.rs

@@ -0,0 +1,51 @@
+use crate::libinput::sys::{
+    libinput_device, libinput_device_set_user_data, libinput_device_unref,
+    libinput_path_remove_device,
+};
+use crate::libinput::LibInput;
+use std::marker::PhantomData;
+use std::rc::Rc;
+
+pub struct LibInputDevice<'a> {
+    pub(super) dev: *mut libinput_device,
+    pub(super) _phantom: PhantomData<&'a ()>,
+}
+
+pub struct RegisteredDevice {
+    pub(super) li: Rc<LibInput>,
+    pub(super) dev: *mut libinput_device,
+}
+
+impl<'a> LibInputDevice<'a> {
+    pub fn set_slot(&self, slot: usize) {
+        self.set_slot_(slot + 1)
+    }
+
+    pub fn unset_slot(&self) {
+        self.set_slot_(0)
+    }
+
+    fn set_slot_(&self, slot: usize) {
+        unsafe {
+            libinput_device_set_user_data(self.dev, slot as _);
+        }
+    }
+}
+
+impl RegisteredDevice {
+    pub fn device(&self) -> LibInputDevice {
+        LibInputDevice {
+            dev: self.dev,
+            _phantom: Default::default(),
+        }
+    }
+}
+
+impl Drop for RegisteredDevice {
+    fn drop(&mut self) {
+        unsafe {
+            libinput_path_remove_device(self.dev);
+            libinput_device_unref(self.dev);
+        }
+    }
+}