re-re-fork (#28)

crates/gpui_linux/src/linux.rs

@@ -0,0 +1,57 @@
+mod dispatcher;
+mod headless;
+mod keyboard;
+mod platform;
+#[cfg(any(feature = "wayland", feature = "x11"))]
+mod text_system;
+#[cfg(feature = "wayland")]
+mod wayland;
+#[cfg(feature = "x11")]
+mod x11;
+
+#[cfg(any(feature = "wayland", feature = "x11"))]
+mod xdg_desktop_portal;
+
+pub use dispatcher::*;
+pub(crate) use headless::*;
+pub(crate) use keyboard::*;
+pub(crate) use platform::*;
+#[cfg(any(feature = "wayland", feature = "x11"))]
+pub(crate) use text_system::*;
+#[cfg(feature = "wayland")]
+pub(crate) use wayland::*;
+#[cfg(feature = "x11")]
+pub(crate) use x11::*;
+
+use std::rc::Rc;
+
+/// Returns the default platform implementation for the current OS.
+pub fn current_platform(headless: bool) -> Rc<dyn gpui::Platform> {
+    #[cfg(feature = "x11")]
+    use anyhow::Context as _;
+
+    if headless {
+        return Rc::new(LinuxPlatform {
+            inner: HeadlessClient::new(),
+        });
+    }
+
+    match gpui::guess_compositor() {
+        #[cfg(feature = "wayland")]
+        "Wayland" => Rc::new(LinuxPlatform {
+            inner: WaylandClient::new(),
+        }),
+
+        #[cfg(feature = "x11")]
+        "X11" => Rc::new(LinuxPlatform {
+            inner: X11Client::new()
+                .context("Failed to initialize X11 client.")
+                .unwrap(),
+        }),
+
+        "Headless" => Rc::new(LinuxPlatform {
+            inner: HeadlessClient::new(),
+        }),
+        _ => unreachable!(),
+    }
+}