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BitHeaven
2025-03-12 13:22:35 +05:00
commit 50c3d2227a
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.gitignore vendored Normal file
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/target

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Cargo.lock generated Normal file
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Cargo.toml Normal file
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[package]
name = "xcrusst"
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edition = "2021"
[dependencies]
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src/main.rs Normal file
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use x11rb::connection::Connection;
use x11rb::protocol::xproto::*;
use x11rb::wrapper::ConnectionExt;
use x11rb::protocol::xproto::ConnectionExt as _;
use std::{thread, time::Duration};
use x11rb::protocol::Event;
fn main() -> Result<(), Box<dyn std::error::Error>> {
// Подключиться к X-серверу
let (conn, screen_num) = x11rb::connect(None)?;
let screen = &conn.setup().roots[screen_num];
// Получить зелёный цвет
let cmap = screen.default_colormap;
let white = conn.alloc_color(cmap, 65535, 65535, 65535)?.reply()?.pixel;
let black = conn.alloc_color(cmap, 0, 0, 0)?.reply()?.pixel;
// Параметры окна
let size = 6;
let x = (screen.width_in_pixels / 2 - size / 2) as i16;
let y = (screen.height_in_pixels / 2 - size / 2) as i16;
// Создать окно
let win = conn.generate_id()?;
conn.create_window(
screen.root_depth,
win,
screen.root,
x,
y,
size as u16,
size as u16,
0,
WindowClass::INPUT_OUTPUT,
0,
&CreateWindowAux::new()
.background_pixel(black)
.override_redirect(1) // Убирает управление окном менеджером окон
.event_mask(EventMask::EXPOSURE),
)?;
// Установить окно поверх всех остальных
conn.configure_window(
win,
&ConfigureWindowAux::new().stack_mode(StackMode::ABOVE),
)?;
// Сделать окно невидимым для мыши
conn.change_window_attributes(
win,
&ChangeWindowAttributesAux::new().cursor(0), // Курсор None
)?;
// Установить свойство "_NET_WM_STATE_ABOVE", чтобы окно всегда было поверх
let atom_net_wm_state = conn.intern_atom(false, b"_NET_WM_STATE")?.reply()?.atom;
let atom_net_wm_state_above = conn.intern_atom(false, b"_NET_WM_STATE_ABOVE")?.reply()?.atom;
conn.change_property32(
PropMode::REPLACE,
win,
atom_net_wm_state,
AtomEnum::ATOM,
&[atom_net_wm_state_above],
)?;
// Показать окно
conn.map_window(win)?;
conn.flush()?;
// Бесконечный цикл для поддержания работы окна
loop {
// Принудительно поднимаем окно наверх каждые 100 мс
conn.configure_window(
win,
&ConfigureWindowAux::new().stack_mode(StackMode::ABOVE),
)?;
conn.flush()?;
// Ждём 100 мс
thread::sleep(Duration::from_millis(100));
// Обрабатываем события (чтобы программа не зависала)
if let Some(event) = conn.poll_for_event()? {
match event {
Event::Expose(_) => {
// Рисуем белый квадрат
let gc = conn.generate_id()?;
conn.create_gc(
gc,
win,
&CreateGCAux::new()
.foreground(white)
.background(white),
)?;
// Рисуем залитый квадрат
conn.poly_fill_rectangle(
win,
gc,
&[Rectangle {
x: 1,
y: 1,
width: (size-2) as u16,
height: (size-2) as u16,
}],
)?;
}
_ => {}
}
// Обработка событий (если нужно)
}
}
}