feat: wayland

src/wayland/util.rs

@@ -0,0 +1,42 @@
+#![allow(unused)]
+
+use super::{MessageSink, core::display::Display};
+use std::{fmt::Debug, sync::Arc};
+use waynest::{server::Client, wire::ObjectId};
+
+pub trait ClientExt {
+	fn message_sink(&self) -> MessageSink;
+	fn display(&self) -> Arc<Display>;
+}
+impl ClientExt for Client {
+	fn message_sink(&self) -> MessageSink {
+		self.get::<Display>(ObjectId::DISPLAY)
+			.unwrap()
+			.message_sink
+			.clone()
+	}
+
+	fn display(&self) -> Arc<Display> {
+		self.get::<Display>(ObjectId::DISPLAY).unwrap()
+	}
+}
+
+#[derive(Debug, Default)]
+pub struct DoubleBuffer<State: Debug + Clone> {
+	current: State,
+	pub pending: State,
+}
+impl<State: Debug + Clone> DoubleBuffer<State> {
+	pub fn new(initial_state: State) -> Self {
+		DoubleBuffer {
+			current: initial_state.clone(),
+			pending: initial_state,
+		}
+	}
+	pub fn apply(&mut self) {
+		self.current = self.pending.clone();
+	}
+	pub fn current(&self) -> &State {
+		&self.current
+	}
+}