espanso/espanso-detect/src/layout/x11.rs
2021-10-06 18:37:32 +02:00

41 lines
1.3 KiB
Rust

/*
* This file is part of espanso.
*
* Copyright (C) 2019-2021 Federico Terzi
*
* espanso is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* espanso is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with espanso. If not, see <https://www.gnu.org/licenses/>.
*/
use std::process::Command;
use log::error;
pub fn get_active_layout() -> Option<String> {
match Command::new("setxkbmap").arg("-query").output() {
Ok(output) => {
let output_str = String::from_utf8_lossy(&output.stdout);
let layout_line = output_str.lines().find(|line| line.contains("layout:"))?;
let layout_raw: Vec<&str> = layout_line.split("layout:").collect();
Some(layout_raw.get(1)?.trim().to_string())
}
Err(err) => {
error!(
"unable to retrieve current keyboard layout with 'setxkbmap': {}",
err
);
None
}
}
}