cosmic-terminal/src/key_bind.rs
2024-02-08 16:03:26 -07:00

115 lines
4.4 KiB
Rust

use cosmic::{
iced::keyboard::{Key, Modifiers},
iced_core::keyboard::key::Named,
};
use serde::{Deserialize, Serialize};
use std::{collections::HashMap, fmt};
use crate::Action;
#[derive(Clone, Copy, Debug, Deserialize, Eq, Hash, Ord, PartialEq, PartialOrd, Serialize)]
pub enum Modifier {
Super,
Ctrl,
Alt,
Shift,
}
#[derive(Clone, Debug, Deserialize, Eq, Hash, Ord, PartialEq, PartialOrd, Serialize)]
pub struct KeyBind {
pub modifiers: Vec<Modifier>,
pub key: Key,
}
impl KeyBind {
pub fn matches(&self, modifiers: Modifiers, key: &Key) -> bool {
key == &self.key
&& modifiers.logo() == self.modifiers.contains(&Modifier::Super)
&& modifiers.control() == self.modifiers.contains(&Modifier::Ctrl)
&& modifiers.alt() == self.modifiers.contains(&Modifier::Alt)
&& modifiers.shift() == self.modifiers.contains(&Modifier::Shift)
}
}
impl fmt::Display for KeyBind {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
for modifier in self.modifiers.iter() {
write!(f, "{:?} + ", modifier)?;
}
match &self.key {
Key::Character(c) => write!(f, "{}", c.to_uppercase()),
Key::Named(named) => write!(f, "{:?}", named),
other => write!(f, "{:?}", other),
}
}
}
//TODO: load from config
pub fn key_binds() -> HashMap<KeyBind, Action> {
let mut key_binds = HashMap::new();
macro_rules! bind {
([$($modifier:ident),+ $(,)?], $key:expr, $action:ident) => {{
key_binds.insert(
KeyBind {
modifiers: vec![$(Modifier::$modifier),+],
key: $key,
},
Action::$action,
);
}};
}
// Standard key bindings
bind!([Ctrl, Shift], Key::Character("A".into()), SelectAll);
bind!([Ctrl, Shift], Key::Character("C".into()), Copy);
bind!([Ctrl, Shift], Key::Character("F".into()), Find);
bind!([Ctrl, Shift], Key::Character("N".into()), WindowNew);
bind!([Ctrl, Shift], Key::Character("Q".into()), WindowClose);
bind!([Ctrl, Shift], Key::Character("T".into()), TabNew);
bind!([Ctrl, Shift], Key::Character("V".into()), Paste);
bind!([Ctrl, Shift], Key::Character("W".into()), TabClose);
// Ctrl+Alt+D splits horizontally, Ctrl+Alt+R splits vertically, Ctrl+Shift+X maximizes split
//TODO: Adjust bindings as desired by UX
bind!([Ctrl, Alt], Key::Character("d".into()), PaneSplitHorizontal);
bind!([Ctrl, Alt], Key::Character("r".into()), PaneSplitVertical);
bind!(
[Ctrl, Shift],
Key::Character("X".into()),
PaneToggleMaximized
);
// Ctrl+Tab and Ctrl+Shift+Tab cycle through tabs
// Ctrl+Tab is not a special key for terminals and is free to use
bind!([Ctrl], Key::Named(Named::Tab), TabNext);
bind!([Ctrl, Shift], Key::Named(Named::Tab), TabPrev);
// Ctrl+Shift+# activates tabs by index
bind!([Ctrl, Shift], Key::Character("!".into()), TabActivate0);
bind!([Ctrl, Shift], Key::Character("@".into()), TabActivate1);
bind!([Ctrl, Shift], Key::Character("#".into()), TabActivate2);
bind!([Ctrl, Shift], Key::Character("$".into()), TabActivate3);
bind!([Ctrl, Shift], Key::Character("%".into()), TabActivate4);
bind!([Ctrl, Shift], Key::Character("^".into()), TabActivate5);
bind!([Ctrl, Shift], Key::Character("&".into()), TabActivate6);
bind!([Ctrl, Shift], Key::Character("*".into()), TabActivate7);
bind!([Ctrl, Shift], Key::Character("(".into()), TabActivate8);
// Ctrl+0, Ctrl+-, and Ctrl+= are not special keys for terminals and are free to use
bind!([Ctrl], Key::Character("0".into()), ZoomReset);
bind!([Ctrl], Key::Character("-".into()), ZoomOut);
bind!([Ctrl], Key::Character("=".into()), ZoomIn);
// Ctrl+Arrows and Ctrl+HJKL move between splits
bind!([Ctrl, Shift], Key::Named(Named::ArrowLeft), PaneFocusLeft);
bind!([Ctrl, Shift], Key::Character("H".into()), PaneFocusLeft);
bind!([Ctrl, Shift], Key::Named(Named::ArrowDown), PaneFocusDown);
bind!([Ctrl, Shift], Key::Character("J".into()), PaneFocusDown);
bind!([Ctrl, Shift], Key::Named(Named::ArrowUp), PaneFocusUp);
bind!([Ctrl, Shift], Key::Character("K".into()), PaneFocusUp);
bind!([Ctrl, Shift], Key::Named(Named::ArrowRight), PaneFocusRight);
bind!([Ctrl, Shift], Key::Character("L".into()), PaneFocusRight);
key_binds
}