2019-09-04 15:41:06 -04:00
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#[macro_use]
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extern crate bitflags;
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2019-09-06 13:24:29 -04:00
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#[macro_use]
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extern crate lazy_static;
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2019-08-22 14:25:18 -04:00
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mod editor;
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2019-09-06 13:24:29 -04:00
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mod terminal_helpers;
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2019-08-22 14:25:18 -04:00
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2019-08-30 16:17:06 -04:00
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use crate::editor::Editor;
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2019-09-06 13:24:29 -04:00
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use crate::terminal_helpers::*;
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2019-09-06 16:40:31 -04:00
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use nix::libc::STDIN_FILENO;
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2019-09-06 13:24:29 -04:00
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use nix::sys::termios::Termios;
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2019-08-27 12:22:19 -04:00
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use std::env;
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2019-08-26 16:39:52 -04:00
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use std::io::Error;
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use std::result::Result;
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2019-09-06 13:24:29 -04:00
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use std::sync::{Arc, Mutex};
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// Much ugliness to get and keep a reference to the original terminal settings
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lazy_static! {
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// Save terminal flags on start
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pub static ref ORIGINAL_TERMIOS: Arc<Mutex<Termios>> = Arc::new(Mutex::new(get_termios(STDIN_FILENO)));
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}
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2019-08-22 14:25:18 -04:00
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2019-08-26 16:39:52 -04:00
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fn main() -> Result<(), Error> {
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2019-08-27 12:22:19 -04:00
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let args: Vec<String> = env::args().collect();
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2019-08-23 14:57:26 -04:00
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// Disable canonical/"cooked" terminal mode
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enable_raw_mode();
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2019-08-22 14:25:18 -04:00
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2019-08-23 14:57:26 -04:00
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// Initialize the editor
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2019-08-22 16:44:47 -04:00
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let mut editor = Editor::new();
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2019-08-22 14:25:18 -04:00
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2019-08-27 12:22:19 -04:00
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// Open the file if specified, from the command line
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if args.len() >= 2 {
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editor.open(&args[1])?;
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}
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2019-09-03 16:19:19 -04:00
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editor.set_status_message("HELP: Ctrl-S = save | Ctrl-Q = quit | Ctrl-F = find");
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2019-08-29 14:13:09 -04:00
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2019-08-23 14:57:26 -04:00
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// Main input loop. Editor::process_keypress uses an Option Enum as a sentinel.
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// `None` is returned on a quit action, in other cases, `Some(())` is returned,
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// continuing the loop
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2019-08-23 16:46:04 -04:00
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loop {
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2019-08-30 16:17:06 -04:00
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editor.refresh_screen();
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2019-08-23 16:46:04 -04:00
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2019-09-06 13:24:29 -04:00
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match editor.process_keypress() {
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Some(_key) => {
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/* match key {
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editor::EditorKey::OtherKey('\0') => (),
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_ => println!("{:?}\r\n", key)
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}*/
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()
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}
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None => break,
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2019-08-23 16:46:04 -04:00
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}
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2019-08-21 16:46:14 -04:00
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}
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2019-08-23 13:34:00 -04:00
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2019-08-23 14:57:26 -04:00
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// Restore previous terminal flags before exit
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2019-09-06 13:24:29 -04:00
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disable_raw_mode();
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2019-08-26 16:39:52 -04:00
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Ok(())
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2019-08-21 16:46:14 -04:00
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}
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