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// See LICENSE file for copyright and license details.
// needed for clippy.
#![allow(unknown_lints)]
#![cfg_attr(feature="clippy", feature(plugin))]
#![cfg_attr(feature="clippy", plugin(clippy))]
extern crate libc;
extern crate x11;
#[macro_use]
extern crate lazy_static;
extern crate dirs;
pub mod safe_x11;
pub mod command;
pub mod dotwm;
pub mod event;
pub mod socket;
pub mod desktop;
use std::collections::HashMap;
use std::mem::MaybeUninit;
use std::fs;
use std::path::{PathBuf};
use std::io::{Read,Write};
use std::os::unix::net::UnixListener;
use x11::xlib;
use x11::keysym;
use dotwm::DotWM;
use command::*;
use event::{Event,select_event};
use socket::parser;
fn dotwm_dir() -> PathBuf {
let mut path = dirs::config_dir().unwrap();
path.push("dotwm");
if !path.exists() && !path.is_dir() {
println!("Creating config directory in {:?}", path);
fs::create_dir(&path).unwrap();
}
path
}
fn socket_path() -> PathBuf {
let mut path = dotwm_dir();
path.push("dotwm.sock");
path
}
fn run_autostart() {
let mut autostart = dotwm_dir();
autostart.push("autostart");
println!("Trying to exec {:?}", autostart);
let found = exec_cmd(autostart, &[]).is_ok();
if !found {
exec_cmd("./autostart", &[]).unwrap();
}
}
fn main() {
println!("Creating dotwm");
let mut dotwm = DotWM::new();
let mut bindings: BindingHash = HashMap::new();
let x11_fd = safe_x11::x11_fd(dotwm.display);
add_binding(&mut dotwm, &mut bindings, keysym::XK_q, xlib::Mod4Mask | xlib::ShiftMask, quit_dotwm, &[]);
let sp = socket_path();
let listener = UnixListener::bind(&sp).unwrap();
run_autostart();
// Main loop
while !dotwm.finish {
let event = unsafe { select_event(dotwm.display, x11_fd, &listener) };
match event {
Event::Key(mut e, true) => {
let keysym = unsafe { xlib::XLookupKeysym(&mut e, 0) as u32 };
let mask = e.state;
exec_func(&mut dotwm, &mut bindings, keysym, mask, xlib::XEvent::from(e));
},
Event::Map(e) => {
// If the window has override_redirect setted to true, this should not
// be handled by the wm.
let map_event = xlib::XMapEvent::from(e);
if map_event.override_redirect == 0 {
println!("Creating window {}", map_event.window);
dotwm.add_window(map_event.window);
}
}
Event::Unmap(e) => {
dotwm.remove_window(e.window);
},
Event::Enter(e) => {
if let Some(idx) = dotwm.window_idx(e.window) {
dotwm.change_focus_of(idx);
}
},
Event::Expose(_) => {
},
Event::Drag(e) => {
// We can "compress" the drag notify here.
unsafe{
let mut new_ev = MaybeUninit::uninit().assume_init();
while xlib::XCheckTypedEvent(dotwm.display, xlib::MotionNotify, &mut new_ev) != 0 {};
};
exec_func(&mut dotwm, &mut bindings, 1, e.state, xlib::XEvent::from(e));
},
Event::Socket(stream) => {
let mut s = stream.try_clone().expect("Cannot clone stream");
let mut buf = String::new();
s.read_to_string(&mut buf).expect("Cannot read from string");
for line in buf.lines() {
let res = parser::parse(line);
match res {
Ok(pcmd) => {
pcmd.handle(&mut dotwm, &mut bindings);
let _ = write!(s, "+ok\n");
},
Err(e) => {
let _ = write!(s, "-{}\n", e);
},
}
}
},
_ => (),
}
collect_zombies();
}
let _ = fs::remove_file(sp);
}
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