Move all X11 code to helper module

src/main.rs

@@ -1,30 +1,9 @@
-use i_slint_backend_winit::{
-    Backend,
-    winit::{
-        platform::x11::{WindowAttributesExtX11, WindowType},
-        window::WindowAttributes,
-    },
-};
-
 mod config;
 mod powermenu;
 mod x11_helpers;
 
 fn main() -> Result<(), Box<dyn std::error::Error>> {
-    // Configure X11 window attributes before Slint creates the window.
+    x11_helpers::init_slint_backend()?;
-    let window_attrs = |attrs: WindowAttributes| {
-        attrs
-            // Set the window type to Desktop so WMs avoid normal window rules, treat it as a full screen window.
-            .with_x11_window_type(vec![WindowType::Desktop])
-            // Make the window unmanaged. This prevents tiling WMs from reserving space or moving it.
-            .with_override_redirect(true)
-    };
-
-    // Build and activate backend with X11 window-attribute hook.
-    let backend = Backend::builder()
-        .with_window_attributes_hook(window_attrs)
-        .build()?;
-    slint::platform::set_platform(Box::new(backend))?;
 
     // Get screen dimensions
     let (screen_width, screen_height) = x11_helpers::get_screen_size().unwrap_or((1366, 768));

src/x11_helpers.rs

@@ -1,3 +1,10 @@
+use i_slint_backend_winit::{
+    Backend,
+    winit::{
+        platform::x11::{WindowAttributesExtX11, WindowType},
+        window::WindowAttributes,
+    },
+};
 use x11rb::{connection::Connection, rust_connection::RustConnection};
 
 pub fn get_screen_size() -> Result<(i32, i32), Box<dyn std::error::Error>> {
@@ -9,3 +16,23 @@ pub fn get_screen_size() -> Result<(i32, i32), Box<dyn std::error::Error>> {
         screen.height_in_pixels as i32,
     ))
 }
+
+pub fn init_slint_backend() -> Result<(), Box<dyn std::error::Error>> {
+    // Configure X11 window attributes before Slint creates the window.
+    let window_attrs = |attrs: WindowAttributes| {
+        attrs
+            // Set the window type to Desktop so WMs avoid normal window rules, treat it as a full screen window.
+            .with_x11_window_type(vec![WindowType::Desktop])
+            // Make the window unmanaged. This prevents tiling WMs from reserving space or moving it.
+            .with_override_redirect(true)
+    };
+
+    // Build and activate backend with X11 window-attribute hook.
+    let backend = Backend::builder()
+        .with_window_attributes_hook(window_attrs)
+        .build()?;
+
+    slint::platform::set_platform(Box::new(backend))?;
+
+    Ok(())
+}