chore: maintain alacritty_terminal independently (#40)

Author: iamazy

Cargo.toml

@@ -1,6 +1,7 @@
 [workspace]
 resolver = "2"
 members = [
+    "crates/alacritty_terminal",
     "crates/egui-term",
     "crates/egui-toast",
     "nxshell",
@@ -18,8 +19,9 @@ categories = ["terminal", "egui"]
 keywords = ["terminal", "egui"]
 
 [workspace.dependencies]
-alacritty_terminal = { git = "https://github.com/alacritty/alacritty" }
 anyhow = "1"
+base64 = "0.22"
+bitflags = "2"
 catppuccin-egui = { version = "5.6", default-features = false }
 chrono = "0.4"
 copypasta = "0.10"
@@ -31,21 +33,34 @@ egui_form = "0.6"
 egui-phosphor = "0.10"
 egui-theme-switch = "0.4"
 garde = "0.22"
+home = "0.5"
 homedir = "0.3"
 indexmap = "2"
+libc = "0.2"
+log = "0.4"
+miow = "0.6"
 open = "5"
 orion = "0.17"
 parking_lot = "0.12"
+piper = "0.2"
 polling = "3"
+regex = "1"
+regex-automata = "0.4"
 rusqlite = "0.33"
-rustix = "0.38"
+rustix = { version = "1", default-features = false }
+rustix-openpty = "0.2"
+serde = "1"
+serde_json = "1"
 signal-hook = "0.3"
 smol = "2"
 thiserror = "2"
 tracing = "0.1"
 tracing-subscriber = "0.3"
+unicode-width = "0.2"
+vte = { version = "0.15", default-features = false }
 wezterm-ssh = { git = "https://github.com/iamazy/wezterm.git", branch = "nxssh" }
 windows = "0.59"
+windows-sys = "0.59"
 wgpu = "25"
 
 [profile.release]

crates/alacritty_terminal/Cargo.toml

@@ -0,0 +1,48 @@
+[package]
+name = "alacritty_terminal"
+authors = ["Christian Duerr <[email protected]>", "Joe Wilm <[email protected]>"]
+edition.workspace = true
+version.workspace = true
+license.workspace = true
+documentation.workspace = true
+homepage.workspace = true
+repository.workspace = true
+categories.workspace = true
+keywords.workspace = true
+
+[features]
+default = ["serde"]
+serde = ["dep:serde", "bitflags/serde", "vte/serde"]
+
+[dependencies]
+base64.workspace = true
+bitflags.workspace = true
+home.workspace = true
+libc.workspace = true
+log.workspace = true
+parking_lot.workspace = true
+polling.workspace = true
+regex-automata.workspace = true
+unicode-width.workspace = true
+vte = { workspace = true, features = ["std", "ansi"] }
+serde = { workspace = true, features = ["derive", "rc"], optional = true }
+
+[target.'cfg(unix)'.dependencies]
+rustix-openpty.workspace = true
+rustix = { workspace = true, features = ["std"] }
+signal-hook.workspace = true
+
+[target.'cfg(windows)'.dependencies]
+piper.workspace = true
+miow.workspace = true
+windows-sys = { workspace = true, features = [
+    "Win32_System_Console",
+    "Win32_Foundation",
+    "Win32_Security",
+    "Win32_System_LibraryLoader",
+    "Win32_System_Threading",
+    "Win32_System_WindowsProgramming",
+] }
+
+[dev-dependencies]
+serde_json.workspace = true

crates/alacritty_terminal/README.md

@@ -0,0 +1,3 @@
+# alacritty_terminal
+
+fork from [alacritty](https://github.com/alacritty/alacritty)

crates/alacritty_terminal/src/event.rs

@@ -0,0 +1,112 @@
+use std::borrow::Cow;
+use std::fmt::{self, Debug, Formatter};
+use std::sync::Arc;
+
+use crate::term::ClipboardType;
+use crate::vte::ansi::Rgb;
+
+/// Terminal event.
+///
+/// These events instruct the UI over changes that can't be handled by the terminal emulation layer
+/// itself.
+#[derive(Clone)]
+pub enum Event {
+    /// Grid has changed possibly requiring a mouse cursor shape change.
+    MouseCursorDirty,
+
+    /// Window title change.
+    Title(String),
+
+    /// Reset to the default window title.
+    ResetTitle,
+
+    /// Request to store a text string in the clipboard.
+    ClipboardStore(ClipboardType, String),
+
+    /// Request to write the contents of the clipboard to the PTY.
+    ///
+    /// The attached function is a formatter which will correctly transform the clipboard content
+    /// into the expected escape sequence format.
+    ClipboardLoad(
+        ClipboardType,
+        Arc<dyn Fn(&str) -> String + Sync + Send + 'static>,
+    ),
+
+    /// Request to write the RGB value of a color to the PTY.
+    ///
+    /// The attached function is a formatter which will correctly transform the RGB color into the
+    /// expected escape sequence format.
+    ColorRequest(usize, Arc<dyn Fn(Rgb) -> String + Sync + Send + 'static>),
+
+    /// Write some text to the PTY.
+    PtyWrite(String),
+
+    /// Request to write the text area size.
+    TextAreaSizeRequest(Arc<dyn Fn(WindowSize) -> String + Sync + Send + 'static>),
+
+    /// Cursor blinking state has changed.
+    CursorBlinkingChange,
+
+    /// New terminal content available.
+    Wakeup,
+
+    /// Terminal bell ring.
+    Bell,
+
+    /// Shutdown request.
+    Exit,
+
+    /// Child process exited with an error code.
+    ChildExit(i32),
+}
+
+impl Debug for Event {
+    fn fmt(&self, f: &mut Formatter<'_>) -> fmt::Result {
+        match self {
+            Event::ClipboardStore(ty, text) => write!(f, "ClipboardStore({ty:?}, {text})"),
+            Event::ClipboardLoad(ty, _) => write!(f, "ClipboardLoad({ty:?})"),
+            Event::TextAreaSizeRequest(_) => write!(f, "TextAreaSizeRequest"),
+            Event::ColorRequest(index, _) => write!(f, "ColorRequest({index})"),
+            Event::PtyWrite(text) => write!(f, "PtyWrite({text})"),
+            Event::Title(title) => write!(f, "Title({title})"),
+            Event::CursorBlinkingChange => write!(f, "CursorBlinkingChange"),
+            Event::MouseCursorDirty => write!(f, "MouseCursorDirty"),
+            Event::ResetTitle => write!(f, "ResetTitle"),
+            Event::Wakeup => write!(f, "Wakeup"),
+            Event::Bell => write!(f, "Bell"),
+            Event::Exit => write!(f, "Exit"),
+            Event::ChildExit(code) => write!(f, "ChildExit({code})"),
+        }
+    }
+}
+
+/// Byte sequences are sent to a `Notify` in response to some events.
+pub trait Notify {
+    /// Notify that an escape sequence should be written to the PTY.
+    ///
+    /// TODO this needs to be able to error somehow.
+    fn notify<B: Into<Cow<'static, [u8]>>>(&self, _: B);
+}
+
+#[derive(Copy, Clone, Debug)]
+pub struct WindowSize {
+    pub num_lines: u16,
+    pub num_cols: u16,
+    pub cell_width: u16,
+    pub cell_height: u16,
+}
+
+/// Types that are interested in when the display is resized.
+pub trait OnResize {
+    fn on_resize(&mut self, window_size: WindowSize);
+}
+
+/// Event Loop for notifying the renderer about terminal events.
+pub trait EventListener {
+    fn send_event(&self, _event: Event) {}
+}
+
+/// Null sink for events.
+pub struct VoidListener;
+
+impl EventListener for VoidListener {}