From 2235ca230db30a0ee55af786b017a54d5ac842e9 Mon Sep 17 00:00:00 2001
From: andromeda <andromeda@lenovo>
Date: Sat, 17 Jan 2026 02:34:22 +0100
Subject: [PATCH] simple key interrupts, add window

---
 Cargo.lock  | 736 +++++++++++++++++++++++++++++++++++++++++++++++++++-
 Cargo.toml  |   1 +
 src/main.rs | 200 ++++++++++++--
 3 files changed, 916 insertions(+), 21 deletions(-)

diff --git a/Cargo.lock b/Cargo.lock
index 4527a6f..8f6cba2 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -8,12 +8,40 @@ version = "0.7.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7c02d123df017efcdfbd739ef81735b36c5ba83ec3c59c80a9d7ecc718f92e50"
 
+[[package]]
+name = "autocfg"
+version = "1.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c08606f8c3cbf4ce6ec8e28fb0014a2c086708fe954eaa885384a6165172e7e8"
+
+[[package]]
+name = "bitflags"
+version = "1.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
+
 [[package]]
 name = "bitflags"
 version = "2.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "812e12b5285cc515a9c72a5c1d3b6d46a19dac5acfef5265968c166106e31dd3"
 
+[[package]]
+name = "bumpalo"
+version = "3.19.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5dd9dc738b7a8311c7ade152424974d8115f2cdad61e8dab8dac9f2362298510"
+
+[[package]]
+name = "cc"
+version = "1.2.53"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "755d2fce177175ffca841e9a06afdb2c4ab0f593d53b4dee48147dfaade85932"
+dependencies = [
+ "find-msvc-tools",
+ "shlex",
+]
+
 [[package]]
 name = "cfg-if"
 version = "1.0.4"
@@ -26,25 +54,284 @@ version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "613afe47fcd5fac7ccf1db93babcb082c5994d996f20b8b159f2ad1658eb5724"
 
+[[package]]
+name = "console_error_panic_hook"
+version = "0.1.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a06aeb73f470f66dcdbf7223caeebb85984942f22f1adb2a088cf9668146bbbc"
+dependencies = [
+ "cfg-if",
+ "wasm-bindgen",
+]
+
+[[package]]
+name = "dlib"
+version = "0.5.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "330c60081dcc4c72131f8eb70510f1ac07223e5d4163db481a04a0befcffa412"
+dependencies = [
+ "libloading",
+]
+
+[[package]]
+name = "downcast-rs"
+version = "1.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "75b325c5dbd37f80359721ad39aca5a29fb04c89279657cffdda8736d0c0b9d2"
+
+[[package]]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "39cab71617ae0d63f51a36d69f866391735b51691dbda63cf6f96d042b63efeb"
+dependencies = [
+ "libc",
+ "windows-sys",
+]
+
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "37909eebbb50d72f9059c3b6d82c0463f2ff062c9e95845c43a6c9c0355411be"
+
+[[package]]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8591b0bcc8a98a64310a2fae1bb3e9b8564dd10e381e6e28010fde8e8e8568db"
+
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+checksum = "65bc07b1a8bc7c85c5f2e110c476c7389b4554ba72af57d8445ea63a576b0876"
+dependencies = [
+ "futures-channel",
+ "futures-core",
+ "futures-executor",
+ "futures-io",
+ "futures-sink",
+ "futures-task",
+ "futures-util",
+]
+
+[[package]]
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+checksum = "2dff15bf788c671c1934e366d07e30c1814a8ef514e1af724a602e8a2fbe1b10"
+dependencies = [
+ "futures-core",
+ "futures-sink",
+]
+
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+
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+checksum = "1e28d1d997f585e54aebc3f97d39e72338912123a67330d723fdbb564d646c9f"
+dependencies = [
+ "futures-core",
+ "futures-task",
+ "futures-util",
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+
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+ "futures-core",
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+ "futures-sink",
+ "futures-task",
+ "memchr",
+ "pin-project-lite",
+ "pin-utils",
+ "slab",
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+
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+dependencies = [
+ "cfg-if",
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+]
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+dependencies = [
+ "cfg-if",
+ "js-sys",
+ "wasm-bindgen",
+ "web-sys",
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+
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+dependencies = [
+ "once_cell",
+ "wasm-bindgen",
+]
+
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+
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+dependencies = [
+ "cfg-if",
+ "windows-link",
+]
+
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+checksum = "3d0b95e02c851351f877147b7deea7b1afb1df71b63aa5f8270716e0c5720616"
+dependencies = [
+ "bitflags 2.10.0",
+ "libc",
+ "redox_syscall",
+]
+
+[[package]]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "df1d3c3b53da64cf5760482273a98e575c651a67eec7f77df96b5b642de8f039"
+
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 name = "memchr"
 version = "2.7.6"
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+[[package]]
+name = "memoffset"
+version = "0.6.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5aa361d4faea93603064a027415f07bd8e1d5c88c9fbf68bf56a285428fd79ce"
+dependencies = [
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+]
+
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+checksum = "d1a093126f2ed9012fc0b146934c97eb0273e54983680a8bf5309b6b4a365b32"
+dependencies = [
+ "cc",
+ "console_error_panic_hook",
+ "dlib",
+ "futures",
+ "instant",
+ "js-sys",
+ "lazy_static",
+ "libc",
+ "orbclient",
+ "raw-window-handle",
+ "serde",
+ "serde_derive",
+ "tempfile",
+ "wasm-bindgen",
+ "wasm-bindgen-futures",
+ "wayland-client",
+ "wayland-cursor",
+ "wayland-protocols",
+ "web-sys",
+ "winapi",
+ "x11-dl",
+]
+
+[[package]]
+name = "nix"
+version = "0.24.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fa52e972a9a719cecb6864fb88568781eb706bac2cd1d4f04a648542dbf78069"
+dependencies = [
+ "bitflags 1.3.2",
+ "cfg-if",
+ "libc",
+ "memoffset",
+]
+
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 name = "nix"
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 checksum = "74523f3a35e05aba87a1d978330aef40f67b0304ac79c1c00b294c9830543db6"
 dependencies = [
- "bitflags",
+ "bitflags 2.10.0",
  "cfg-if",
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@@ -59,15 +346,235 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "once_cell"
+version = "1.21.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
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+dependencies = [
+ "libc",
+ "libredox",
+ "sdl2",
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+
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+source = "registry+https://github.com/rust-lang/crates.io-index"
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+
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+
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+ "libc",
+ "linux-raw-sys",
+ "windows-sys",
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+
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 dependencies = [
- "nix",
+ "minifb",
+ "nix 0.30.1",
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  "vte",
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+[[package]]
+name = "rustversion"
+version = "1.0.22"
+source = "registry+https://github.com/rust-lang/crates.io-index"
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+ "sdl2-sys",
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+checksum = "9a8e94ea7f378bd32cbbd37198a4a91436180c5bb472411e48b5ec2e2124ae9e"
+dependencies = [
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+dependencies = [
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+ "quote",
+ "unicode-ident",
+]
+
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+dependencies = [
+ "fastrand",
+ "getrandom",
+ "once_cell",
+ "rustix",
+ "windows-sys",
+]
+
+[[package]]
+name = "unicode-ident"
+version = "1.0.22"
+source = "registry+https://github.com/rust-lang/crates.io-index"
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+
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+
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 version = "0.15.0"
@@ -77,3 +584,228 @@ dependencies = [
  "arrayvec",
  "memchr",
 ]
+
+[[package]]
+name = "wasip2"
+version = "1.0.2+wasi-0.2.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9517f9239f02c069db75e65f174b3da828fe5f5b945c4dd26bd25d89c03ebcf5"
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+ "wit-bindgen",
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diff --git a/Cargo.toml b/Cargo.toml
index f282520..6204dcd 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -4,6 +4,7 @@ version = "0.1.0"
 edition = "2024"
 
 [dependencies]
+minifb = "0.28.0"
 nix = {default-features = false, features=["term","process","fs"], version="0.30.1"}
 nonblock = "0.2.0"
 vte = "0.15.0"
diff --git a/src/main.rs b/src/main.rs
index 6e680f8..3b6518e 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -2,15 +2,18 @@ use nix::fcntl::{fcntl, F_GETFL, F_SETFL, OFlag};
 use nix::pty::{ForkptyResult, forkpty, PtyMaster};
 use nix::unistd::{execv, read, write};
 
-use nonblock::NonBlockingReader;
+use minifb::{Key, KeyRepeat, Window, WindowOptions};
 
 use std::vec;
 use std::ffi::CString;
-use std::io;
 
 use vte::{Params, Parser, Perform};
 
-// yoinked form vte docs
+// window stuff
+const WIDTH: usize = 640;
+const HEIGHT: usize = 360;
+
+// yoinked from vte docs
 struct Performer;
 impl Perform for Performer {
     fn print(&mut self, c: char) {
@@ -56,37 +59,47 @@ impl Perform for Performer {
 }
 
 fn main() {
-    // TODO get rid of hard coded `sh` path
+    let mut buffer: Vec<u32> = vec![0; WIDTH * HEIGHT];
+    let mut window = Window::new(
+        "rust-term",
+        WIDTH,
+        HEIGHT,
+        WindowOptions::default(),
+    ).unwrap();
+
+    window.set_target_fps(60);
+
     let pty = spawn_pty("/home/andromeda/.nix-profile/bin/sh").unwrap();
     println!("{:?}", &pty);
     let pty_flags = fcntl(&pty, F_GETFL).unwrap();
     fcntl(&pty, F_SETFL(OFlag::from_bits_truncate(pty_flags) | OFlag::O_NONBLOCK)).unwrap();
 
-    let stdin = io::stdin();
-    let mut nb_stdin = NonBlockingReader::from_fd(stdin).unwrap();
-
     let mut statemachine = Parser::new();
     let mut performer = Performer;
     let mut buf = [0u8; 2048];
-    let mut vec: Vec<u8> = vec!();
 
-    loop {
+    while window.is_open() && !window.is_key_down(Key::Escape) {
+        // windowing stuff
+        for i in buffer.iter_mut() {
+            *i = 0;
+        }
+        let keys = window.get_keys_pressed(KeyRepeat::No);
+        window.update_with_buffer(&buffer, WIDTH, HEIGHT).unwrap();
+
+        // other stuff
         match read(&pty, &mut buf) {
             Ok(0) => (),
             Ok(n) => statemachine.advance(&mut performer, &buf[..n]),
             Err(_e) => (),
         };
-        vec.clear();
-        match &nb_stdin.read_available(&mut vec) {
-            Ok(0) => (),
-            Ok(n) => {
-                let un = *n as usize;
-                buf[..un].copy_from_slice(&vec[..un]);
-                let _ = write(&pty, &buf[..un]);
-            },
-            Err(e) => println!("error: {:?}", e),
+        if !keys.is_empty() {
+            let bytes: Vec<u8> = keys.iter()
+                // TODO apply modifiers
+                .map(|key| key_to_u8(*key, false, false))
+                .collect();
+            write(&pty, bytes.as_slice());
         };
-    };
+    }
 }
 
 // forks a new pty and returns file descriptor of the master
@@ -107,3 +120,152 @@ fn spawn_pty(shell: &str) -> Option<PtyMaster> {
         Err(_e) => return None,
     };
 }
+
+// WARNING not functional; missing some keys and also modifiers
+fn key_to_u8(key: Key, shift: bool, ctrl: bool) -> u8 {
+    let base = match key {
+        Key::Key0 => b'0',
+        Key::Key1 => b'1',
+        Key::Key2 => b'2',
+        Key::Key3 => b'3',
+        Key::Key4 => b'4',
+        Key::Key5 => b'5',
+        Key::Key6 => b'6',
+        Key::Key7 => b'7',
+        Key::Key8 => b'8',
+        Key::Key9 => b'9',
+        Key::A => b'a',
+        Key::B => b'b',
+        Key::C => b'c',
+        Key::D => b'd',
+        Key::E => b'e',
+        Key::F => b'f',
+        Key::G => b'g',
+        Key::H => b'h',
+        Key::I => b'i',
+        Key::J => b'j',
+        Key::K => b'k',
+        Key::L => b'l',
+        Key::M => b'm',
+        Key::N => b'n',
+        Key::O => b'o',
+        Key::P => b'p',
+        Key::Q => b'q',
+        Key::R => b'r',
+        Key::S => b's',
+        Key::T => b't',
+        Key::U => b'u',
+        Key::V => b'v',
+        Key::W => b'w',
+        Key::X => b'x',
+        Key::Y => b'y',
+        Key::Z => b'z',
+        Key::F1 => 0,
+        Key::F2 => 0,
+        Key::F3 => 0,
+        Key::F4 => 0,
+        Key::F5 => 0,
+        Key::F6 => 0,
+        Key::F7 => 0,
+        Key::F8 => 0,
+        Key::F9 => 0,
+        Key::F10 => 0,
+        Key::F11 => 0,
+        Key::F12 => 0,
+        Key::F13 => 0,
+        Key::F14 => 0,
+        Key::F15 => 0,
+        Key::Down => 0,
+        Key::Left => 0,
+        Key::Right => 0,
+        Key::Up => 0,
+        Key::Apostrophe => b'\'',
+        Key::Backquote => b'`',
+        Key::Backslash => b'\\',
+        Key::Comma => b',',
+        Key::Equal => b'=',
+        Key::LeftBracket => b'[',
+        Key::Minus => b'-',
+        Key::Period => b'.',
+        Key::RightBracket => b']',
+        Key::Semicolon => b';',
+        Key::Slash => b'/',
+        Key::Backspace => 8,
+        Key::Delete => 127,
+        Key::End => 0,
+        Key::Enter => b'\n',
+        Key::Escape => 27,
+        Key::Home => 0,
+        Key::Insert => 0,
+        Key::Menu => 0,
+        Key::PageDown => 0,
+        Key::PageUp => 0,
+        Key::Pause => 0,
+        Key::Space => b' ',
+        Key::Tab => b'\t',
+        Key::NumLock => 0,
+        Key::CapsLock => 0,
+        Key::ScrollLock => 0,
+        Key::LeftShift => 0,
+        Key::RightShift => 0,
+        Key::LeftCtrl => 0,
+        Key::RightCtrl => 0,
+        Key::NumPad0 => 0,
+        Key::NumPad1 => 0,
+        Key::NumPad2 => 0,
+        Key::NumPad3 => 0,
+        Key::NumPad4 => 0,
+        Key::NumPad5 => 0,
+        Key::NumPad6 => 0,
+        Key::NumPad7 => 0,
+        Key::NumPad8 => 0,
+        Key::NumPad9 => 0,
+        Key::NumPadDot => 0,
+        Key::NumPadSlash => 0,
+        Key::NumPadAsterisk => 0,
+        Key::NumPadMinus => 0,
+        Key::NumPadPlus => 0,
+        Key::NumPadEnter => 0,
+        Key::LeftAlt => 0,
+        Key::RightAlt => 0,
+        Key::LeftSuper => 0,
+        Key::RightSuper => 0,
+        Key::Unknown => 0,
+        Key::Count => 0,
+    };
+
+    let base_shift = if shift {
+        match base {
+            b'0' => b')',
+            b'1' => b'!',
+            b'2' => b'@',
+            b'3' => b'#',
+            b'4' => b'$',
+            b'5' => b'%',
+            b'6' => b'^',
+            b'7' => b'&',
+            b'8' => b'*',
+            b'9' => b'(',
+            b'a'..=b'z' => base - 32,
+            b'\'' => b'"',
+            b'`' => b'~',
+            b'\\' => b'|',
+            b',' => b'<',
+            b'=' => b'+',
+            b'[' => b'{',
+            b'-' => b'_',
+            b'.' => b'>',
+            b']' => b'}',
+            b';' => b':',
+            b'/' => b'?',
+            _ => base,
+        }
+    } else { base };
+
+    let base_shift_ctrl = if ctrl {
+        base_shift & 0x1F
+    } else { base_shift };
+
+    return base_shift_ctrl;
+}
+