chore: initial commit

src/style.rs

@@ -0,0 +1,47 @@
+use glib::Continue;
+use gtk::prelude::CssProviderExt;
+use gtk::{gdk, gio, CssProvider, StyleContext};
+use notify::{DebouncedEvent, RecursiveMode, Watcher};
+use std::path::PathBuf;
+use std::sync::mpsc;
+use std::time::Duration;
+use tokio::spawn;
+
+pub fn load_css(style_path: PathBuf) {
+    let provider = CssProvider::new();
+    provider
+        .load_from_file(&gio::File::for_path(&style_path))
+        .expect("Couldn't load custom style");
+    StyleContext::add_provider_for_screen(
+        &gdk::Screen::default().expect("Couldn't get default GDK screen"),
+        &provider,
+        800,
+    );
+
+    let (watcher_tx, watcher_rx) = mpsc::channel::<DebouncedEvent>();
+    let (tx, rx) = glib::MainContext::channel(glib::PRIORITY_DEFAULT);
+
+    spawn(async move {
+        let mut watcher = notify::watcher(watcher_tx, Duration::from_millis(500)).unwrap();
+        watcher
+            .watch(&style_path, RecursiveMode::NonRecursive)
+            .unwrap();
+
+        loop {
+            if let Ok(DebouncedEvent::Write(path)) = watcher_rx.recv() {
+                tx.send(path).unwrap();
+            }
+        }
+    });
+
+    {
+        rx.attach(None, move |path| {
+            println!("Reloading CSS");
+            provider
+                .load_from_file(&gio::File::for_path(path))
+                .expect("Couldn't load custom style");
+
+            Continue(true)
+        });
+    }
+}