power-menu-app/src/x11_helpers.rs

39 lines
1.3 KiB
Rust

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>> {
let (conn, screen_num) = RustConnection::connect(None)?;
let screen = &conn.setup().roots[screen_num];
Ok((
screen.width_in_pixels as i32,
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(())
}