config: add Client

jay-config/src/client.rs

@@ -0,0 +1,36 @@
+//! Tools for inspecting and manipulating clients.
+
+use serde::{Deserialize, Serialize};
+
+/// A client connected to the compositor.
+#[derive(Serialize, Deserialize, Copy, Clone, Debug, Hash, Eq, PartialEq)]
+pub struct Client(pub u64);
+
+impl Client {
+    /// Returns whether the client exists.
+    pub fn exists(self) -> bool {
+        self.0 != 0 && get!(false).client_exists(self)
+    }
+
+    /// Returns whether the client does not exist.
+    ///
+    /// This is a shorthand for `!self.exists()`.
+    pub fn does_not_exist(self) -> bool {
+        !self.exists()
+    }
+
+    /// Returns whether this client is XWayland.
+    pub fn is_xwayland(self) -> bool {
+        get!(false).client_is_xwayland(self)
+    }
+
+    /// Disconnects the client.
+    pub fn kill(self) {
+        get!().client_kill(self)
+    }
+}
+
+/// Returns all current clients.
+pub fn clients() -> Vec<Client> {
+    get!().clients()
+}